Research guide

Inland DST Reviews (2026): How to Investigate Tenant Concentration

By Sequoia ResearchPublished October 18, 2026Read as Markdown

What Is This Article About?

This article explains how to find the businesses that pay rent to a Delaware statutory trust (DST), even when its property list has many addresses. It examines selected Inland Zero Coupon Utility DST records available in October 2026: a brochure tied to an October 2025 memorandum and a separate 2026 corporate filing. We did not obtain the current rent roll, signed lease package or any parent guarantee, which limits what the named example can establish. Original examples then show how tenant groups, industry links and missing records can change a concentration review.

Start With the Tenant, Property and Income Map

Tenant concentration measures how much income depends on one tenant or related group. The review can cover one property or a whole portfolio. A useful review names that dependency and the measure used. It might be scheduled base rent, cash collected, occupied space or invested capital. Those measures answer different questions.

A campus can have several buildings, entrances and street addresses but only one company that owes rent. A shopping center can have one address and many unrelated tenants. Neither the building count nor the address count tells you the rent split by itself.

Start with a simple chain: the investor owns a trust interest; the trust holds the relevant property rights; the lease identifies the party that owes rent. If a master tenant stands between the property occupants and the trust, add that layer. The review needs both the direct payment duty to the trust and the underlying business cash that supports it.

Keep a separate row for a guarantor, if the documents establish one. A guarantor agrees to cover a defined duty under stated terms. A familiar brand, shared owner or common logo does not fill that row. Ask what the document says, who signed it, and which payment it covers.

The Financial Industry Regulatory Authority (FINRA) describes concentration from holdings linked by industry, geography and other common features. Its guidance also notes the difficulty of accessing money held in illiquid investments. Those are useful questions for a DST review, although the guidance does not set a universal tenant-percentage limit. FINRA's concentration-risk discussion.

The aim is a map you can explain. “Six sites, four known tenant groups, one unresolved owner link” is clearer than “well diversified.” It also tells the next reviewer where to look. You can improve the map as documents arrive without changing the meaning of the earlier findings.

What the Inland Utility Documents Actually Establish

The named sample is narrow. We read a publicly accessible copy of the sponsor's offering brochure, the issuer's Form D, a public distributor card, and the relevant corporate identity definition in a 2026 filing. We did not inspect an investor's private portal or a complete executed offering package.

The brochure's cover refers to a memorandum dated October 21, 2025. Its property description lists three Colonnade Parkway addresses in Birmingham, two office buildings and two parking garages. The office area is 669,438 square feet. It reports the property fully leased to Southern Company Services, Inc. The risk page expressly identifies a lack of diversity in tenant mix, location and asset type. These are sponsor statements from the brochure, not a new October 2026 inspection. Inland Zero Coupon Utility brochure, cover, risk page and printed pages 1 and 6.

The short evidence table keeps the records in their proper roles.

Record inspected	What it contributes	What it does not establish
Issuer's November 3, 2025 Form D	Exact trust name and Inland Private Capital Corporation's stated sponsor role	Current tenant payment performance or lease protections
Public DST.com offering card, accessed October 18, 2026	Distributor description of a single named tenant	An independent lease audit or confirmed current availability
Southern Company's June 30, 2026 Form 10-Q	Corporate identity of the named service subsidiary	A guarantee of this trust's lease

The Form D identifies Inland Zero Coupon Utility DST and its sponsor. The notice does not provide a rent roll or the lease. Its filing status cannot answer whether a tenant has paid the latest invoice.

The DST.com card names Southern Company Services and describes full leasing of an Alabama office campus. The page's current-access wording does not supply a dated tenant certification. Its detail links lead to registration. We did not register, obtain a quote or establish that an allocation remains available.

The Southern Company quarterly filing identifies Southern Company Services as the system's service company and a wholly owned subsidiary. That supports the corporate relationship. It does not establish a parent guarantee for the property lease. The report covers June 30, 2026 and was filed July 30; neither date is a fresh lease-payment check.

The finding is therefore limited but useful: the disclosed physical features should not be counted as independent tenant income sources. A stronger current review still needs the rent roll, lease and amendments, payment ledger, and any enforceable support agreement. The absence of those records here is an evidence gap, not a finding of nonpayment or misconduct.

Build a Rent-Based Tenant Concentration Table

For the remaining examples, assume Laurel Exchange DST holds six fully leased sites. All names, amounts, contracts and outcomes below are invented. They do not describe Inland, the named utility offering or an actual tenant. Assume the records establish the listed ownership links and annual base rent at one common date.

Laurel site	Legal tenant	Confirmed tenant group	Annual base rent	Local market
North office	Alder Services	Alder	$180,000	North
South warehouse	Alder Logistics	Alder	$120,000	South
North clinic	Bay Care	Bay	$100,000	North
East laboratory	Cedar Labs	Cedar	$80,000	East
North clinic annex	Independent Care	Independent Care	$70,000	North
West office	Willow Advice	Unresolved	$50,000	West
Total	Six tenants	Four established groups plus one unresolved link	$600,000	Four markets

There are six legal tenants and six sites. Alder Services alone represents one of six tenants, or 16.67% by count. Yet its $180,000 rent is 30% of scheduled base rent. Alder Services and Alder Logistics together supply $300,000, or 50%.

The formula is straightforward: rent assigned to the group divided by total scheduled rent in the same period. Do not average the two Alder percentages with the other groups as though each group supplied equal income. Add the dollars first, then divide once.

The fifth tenant's trade name might resemble another clinic's name. In this example, records establish independent ownership and a separate payment duty. We therefore keep it separate at the corporate-group level. Its similar business remains relevant to the industry analysis below.

Do not confuse the two North clinic addresses with two equally sized risks. One pays $100,000 and the other $70,000. A count treats them equally; a rent map shows their different income weights. Both views can be retained, but they need distinct labels.

Base rent is only the chosen measure. If tenants also repay taxes, insurance or common-area costs, those receipts may matter greatly. Build a separate schedule for those amounts, and identify which expenses disappear when the payments disappear. Combining base rent and reimbursements without their costs can distort the cash effect of losing a tenant.

Use the same time basis for every row. A full calendar-year schedule should include only the rent applicable within that year. A current monthly rent multiplied by twelve is a run rate, meaning a snapshot extended across a year. It is not automatically the actual annual amount under changing lease terms.

Trace Parent Companies, Guarantees and Credit Ratings

A tenant map needs three different kinds of evidence: ownership, payment duty and financial ability. None substitutes for the others. Ownership tells you which businesses may share decisions or financial strain. The contract tells you who owes money. Financial records help you assess that party's ability to pay.

In Laurel's invented documents, Alder owns both the services company and the logistics company. The two leases remain separate contracts. Grouping their rent does not mean either subsidiary must pay the other's debt. It means the review is testing a shared business connection that may affect both.

Suppose a separate example includes a parent support agreement capped at $90,000. A qualifying unpaid claim is $120,000, and assume the full cap is legally available and collectible. That leaves at least $30,000 uncovered by this agreement. It does not turn the full $120,000 claim into cash, and it does not remove other losses or collection costs.

If capacity to fund the $90,000 is unverified, record the promise and the capacity gap separately. An agreement can be legally valid while the payer lacks available funds. A strong balance sheet can exist without a promise to pay this lease. The review needs both questions answered at the right entity.

Credit ratings add another distinct source. The Securities and Exchange Commission (SEC) explains that ratings assess credit risk, do not cover all investment risks and are not guarantees. It also distinguishes debt or obligor ratings from equity investments. A tenant's bond rating should not become a rating of the investor's DST interest. SEC credit-ratings bulletin.

If a report uses a rating, record the rated entity, debt or other rated object, agency, date and status. Then explain the connection to the lease. A parent-company rating may provide background, but it cannot establish that the parent guarantees a subsidiary's rent.

Also check whether financial statements combine a whole group. Consolidated statements bring related businesses together. A lease claim might reach only one company within that group. Ask for the records needed to understand the actual payer, rather than treating every asset in a corporate report as available to the landlord.

Separate Industry Exposure From Local Property Risk

For this teaching case, classify the two Alder companies as energy-services businesses. Classify Bay Care, Cedar Labs and Independent Care as healthcare. Willow Advice is professional services. These are chosen analytical groups, not official industry codes or claims about the named Inland example.

Energy services supplies $300,000, or 50%, of Laurel's annual base rent. Healthcare supplies $250,000, or 41.67%. Professional services supplies the remaining $50,000, or 8.33%. The industry grouping reveals a shared exposure among businesses with different owners.

The North market contains $350,000 of rent: $180,000 from Alder Services, $100,000 from Bay Care and $70,000 from Independent Care. That is 58.33% of total rent. This tells a different story from the corporate-group table.

Do not add 50% energy-services exposure to 58.33% North-market exposure and call the result a loss estimate. The North office appears in both sets. The combined set includes $470,000 of rent, or 78.33%, after counting its $180,000 once: $300,000 plus $350,000 minus $180,000.

The combined number still describes exposure, not the chance or size of a loss. A local event could affect access to a site while rent remains legally due. An industry downturn might affect tenants in several regions. Each scenario needs a stated mechanism, duration and contract assumption.

Shared physical systems deserve their own notes. Two buildings can use the same parking access, electrical service or entrance road. A problem with that shared feature may affect both even if unrelated companies rent the buildings. Counting two addresses does not test that link.

Conversely, two sites in the same metro area may face different physical hazards. A broad city label is only a starting point. Site maps, engineering reports and insurance terms may refine the exposure. Do not translate a broad regional connection into a claim that every site will be damaged together.

A good table lets the reader switch among group, industry and location views while keeping the same underlying rows. It never adds the totals of those views into a new portfolio total.

Keep Missing Tenant Links in the Calculation

Laurel's Willow Advice ownership link is unresolved. Its $50,000 rent remains in the $600,000 total. Dropping that row would make the known information appear complete and alter every reported share.

Based on confirmed records, Alder supplies $300,000, or 50%. If the entire unresolved tenant later proves to be part of Alder, the share becomes $350,000 divided by $600,000, or 58.33%. That is a conditional range for one question. It is not a forecast that the link exists.

The known ownership coverage is $550,000 divided by $600,000, or 91.67% of scheduled rent. Coverage measures how much of this chosen rent schedule has an established group link. It does not measure financial strength, source quality or the likelihood of default.

There are other unknowns that a percentage cannot repair. A lease might name a payer whose ownership is known while its financial records are missing. Another tenant's business may be clear while a recent assignment of the lease is unverified. Keep these gaps in separate columns.

A change in a trade name should not automatically create a new tenant. Nor should two similar names be merged without evidence. Match the legal names, addresses, contract identifiers and dated assignment records. Preserve the old name as an alias when the documents support continuity.

If two sources conflict, write both dated claims and the unresolved question. For example, an old rent roll might name the original tenant while a later manager report names an affiliate. That could reflect a valid assignment, a shorthand label or an error. The table should not choose whichever name produces the lower group share.

This approach is deliberately conservative about evidence. It does not assume the missing tenant is financially weak. It simply prevents a missing link from being treated as confirmed diversity.

Follow a Rent Shortfall Into DST Cash

A rent concentration percentage becomes more useful when you connect it to cash. Use a separate one-quarter Laurel scenario. Scheduled base rent is $150,000. Alder owes $75,000 of that amount but pays $45,000. All other tenants pay their combined $75,000 in full.

The property receives $120,000. Alder's share of actual collections is now 37.5%, while its share of scheduled rent remains 50%. The lower collection share is caused by underpayment. It is not improved diversity.

Assume all unpaid rent remains due, no other amounts are owed, and there is no opening rent receivable. The quarter ends with a $30,000 receivable, meaning money still owed. That claim is separate from the $120,000 bank receipts.

One-quarter Laurel cash bridge	Amount
Cash actually collected	$120,000
Other paid operating costs	$35,000
Loan interest and principal paid	$60,000
Separately paid property work	$10,000
Distributions paid to investors	$30,000
Total cash paid out	$135,000
Reduction in reserve cash	$15,000

Opening reserve cash is $100,000, so closing cash is $85,000. All costs in the table are separate; the work is not already inside operating costs. The loan line includes both interest and principal, and principal is not subtracted again.

With full collection and the same payments, reserve cash would instead increase by $15,000 to $115,000. The difference between the two closing balances is the $30,000 uncollected rent. The unchanged distribution does not erase that difference.

Suppose the review uses a chosen $80,000 cash floor for this quarter. The actual closing balance exceeds it by only $5,000. The full $85,000 bank balance is not the amount available above the floor. The floor is a planning assumption here, not an actual loan covenant or an Inland requirement.

In a separate later collection entry, the tenant pays $18,000 against the old balance. Before any other activity, cash rises from $85,000 to $103,000 and the receivable falls from $30,000 to $12,000. Do not count the receipt again as new rent earned for the later period.

Check Lease Expirations Against Loan Maturity

Concentration can also occur in time. Several leases may end before a large loan payment comes due. A long average remaining lease term can hide the income that faces an earlier decision.

For a separate Laurel calendar, assume the North office lease ends June 30, 2028 and the Bay Care lease ends September 30, 2029. The loan matures December 31, 2029. Every other lease runs beyond that date. The two earlier expirations cover $280,000 of current annual base rent, or 46.67%.

This is an exposure based on today's rent schedule. It does not mean the property will lose $280,000, that tenants will leave, or that the loan cannot be repaid. It identifies rent that needs a renewal or replacement assumption before the maturity date.

If Alder has a renewal option but has not exercised it, preserve that distinction. The tenant may control the decision. A brochure may list an option period. That alone does not make its rent committed.

Now suppose a valid, signed extension moves the North office expiration beyond the loan maturity. Under that separate branch, only Bay Care's $100,000 expires first, or 16.67%. The timing measure improves. Alder's 50% share of current scheduled rent does not change.

Also examine termination rights, notice dates and rent-start dates. A replacement tenant may take possession before it begins paying rent. A signed future lease may cover the building after a gap. Each event should have its own date, source and effect on the cash model.

Ask which dates are contractual and which are planning assumptions. “Expected renewal” belongs in the latter column until the needed evidence exists. This prevents a favorable planning case from quietly replacing the actual contract schedule.

Test a Shared Tenant Shock Without Inventing Odds

A scenario answers what happens under stated assumptions. It does not establish how likely those assumptions are. Choose a clear stress and show how cash responds, rather than assigning an unsupported default probability.

Use a separate full-year Laurel model with $600,000 of rent collected. Paid operating costs are $150,000, loan payments are $240,000 and separate property work is $40,000. That leaves $170,000 before distributions. A $120,000 distribution leaves $50,000 to add to cash.

Now replace that baseline with a stress in which both Alder companies pay no rent for six months. The lost receipts are $150,000, leaving $450,000 collected for the year. Assume documented cost changes save $20,000, reducing operating costs to $130,000. Loan payments and work stay unchanged.

The stressed amount before distributions is $40,000: $450,000 minus $130,000, $240,000 and $40,000. Keeping the $120,000 distribution uses $80,000 of opening cash. With $100,000 at the start, only $20,000 remains.

If the chosen minimum ending cash is $80,000, the stress misses it by $60,000. Under these assumptions, distributions would have to fall to $60,000 to finish exactly at that floor. That is a model result, not a prediction or evidence that a trustee has authority to take a particular action.

The $20,000 cost saving matters. Holding every expense fixed would overstate the modeled cash shortfall; assuming all expenses vanish would understate it. Identify which costs remain payable and why. Separate landlord duties, tenant reimbursements and work that cannot be postponed.

Do not add the earlier quarterly reserve draw to this annual stress. The two cases are alternatives with separate starting points. Likewise, do not add the $90,000 guarantee example unless a new case expressly includes that support, its timing and any conditions.

There is also no terminal sale value in this exercise. A rent interruption can affect a buyer's price, but the cash model alone does not measure that effect. It shows the year's funding pressure and leaves the later property value unresolved.

Check Concentration Across Your Other Holdings

A careful offering review can still miss a shared tenant elsewhere in the investor's holdings. Review the broader portfolio using consistent measures and explicit limits. Do not assume that different sponsors mean unrelated income sources.

For a separate example, an investor commits $150,000 to Portfolio A and $100,000 to Portfolio B. Alder represents 50% of A's scheduled rent and a confirmed 30% of B's. Suppose the investor chooses to allocate invested capital by those rent weights solely as an exposure proxy.

The resulting amounts are $75,000 for A and $30,000 for B, or $105,000 of the $250,000 combined investment. That is 42%. It is not the market value of an Alder asset, a direct claim against Alder, or the amount the investor would lose in a default.

The proxy has strong assumptions. It treats capital as if it followed rent weights. It does not capture different property values, debt, fees, preferred payments or contract rights. Keep the actual invested dollars and rent percentages visible so the reader can see the shortcut.

Suppose 20% of B's rent still lacks a confirmed group link. The unresolved capital allocation is $20,000 under this method. If all of it later maps to Alder, the combined share becomes $125,000 divided by $250,000, or 50%. The conditional range is therefore 42% to 50%, not a completed 42% finding.

Separately review direct company stock, bonds or employment income linked to the same business. They may respond to a shared event, but their dollar measures are not interchangeable with the rent-weighted proxy. A broader household review should label each exposure instead of combining unlike measures into a precise-looking total.

This is where a concentration finding becomes personal. The offering may be understandable on its own while adding to a dependency already present elsewhere. The evidence map informs that discussion; it does not select an acceptable allocation for every investor.

Write a Review That Can Be Updated

A useful final review names the known tenant groups, income measure and date. It states the missing links and the cash effect of a defined stress. It also says which documents could change the conclusion. That makes the work easier to challenge and update.

For Laurel, the opening finding could read: “At the chosen schedule date, confirmed Alder companies owe half of annual base rent. An unresolved ownership link could raise that share to 58.33%. A separate six-month payment-stop case requires a distribution cut to preserve the chosen cash floor.” Each sentence has a defined basis.

Give the current rent roll a version and retain the prior one. If an assignment changes a tenant's group, update the affected rows and totals. If only the street address changes, do not invent a new income source. If a guarantee expires, revise the support section without erasing the underlying lease duty.

Document review should also test the source of major claims. FINRA's private-placement notice explains that covered firms should not rely solely on issuer statements and discusses obtaining primary contracts and examining third-party work. It does not certify an individual DST or turn this educational worksheet into a completed professional investigation. FINRA Regulatory Notice 23-08.

Keep requests focused: the exact payer, the lease supporting the rent schedule, the current corporate link, the scope of support, and the dates that affect cash. A reply that supplies only another broad company presentation may leave the central question open.

The finished review should let a reader distinguish physical spread, legal payment duties, business links and available cash. Each may matter. Treating them separately is what makes the concentration finding useful.

FAQ

Do several property addresses mean a DST has several independent tenants?

No. One lease or tenant may cover several buildings or addresses. Match the physical property list to the legal payer and rent schedule. The named brochure example illustrates why that mapping matters, but its current executed lease package was not verified here.

Should tenant concentration use rent, square feet or property count?

Use the measure that answers the question and label it. Scheduled rent describes income owed; space describes physical occupancy; property count describes locations. A small site may provide a large share of rent. Keep these measures separate instead of treating one as a substitute for all the others.

Does a parent company automatically guarantee its subsidiary's lease?

Do not infer a guarantee from ownership. Read the applicable agreement and establish the covered duty, limits, term and conditions. Then assess the named payer's ability to fund it. Corporate identity records can establish a relationship without establishing a legal promise to the landlord.

Can lower rent collections make concentration look smaller?

Yes, if you switch to a cash-collected measure without explanation. In the quarterly example, the underpaying group's collection share falls to 37.5% while its scheduled-rent share stays at 50%. That apparent improvement results from missing cash. Retain both the rent due and the payment record.

What should a review do with an unknown tenant owner?

Keep the tenant's rent in the total and mark its group link unresolved. Show the known share and a clearly conditional alternative if that link could change the result. Do not assume missing evidence proves either diversity or financial trouble.

Does a long lease remove tenant concentration risk?

A long term can reduce an early renewal gap while leaving payment dependence on the same business. Check who controls options, any termination rights, the ability to pay, and the property's alternative use. A future rent obligation and money actually received remain different facts.

Can this review tell me whether the named Inland offering is safe?

No. The selected public records support a limited concentration discussion, with explicit current-document gaps. They do not establish a complete offering review, present financial condition, investor suitability or likely return. The original models teach calculations and are not forecasts for the named trust.

About Sequoia Research

Sequoia Research, LLC provides independent research on DSTs and other real estate investment offerings. This educational library explains how to examine source records, compare claims and identify questions that need further evidence.

Sources

Inland Zero Coupon Utility DST offering brochure. Publicly accessible sponsor-document copy; cover references October 21, 2025 memorandum. Cover, risk page and printed pages 1, 6 and 8 inspected. Accessed October 18, 2026.
Inland Zero Coupon Utility DST Form D. November 3, 2025 notice; identity and sponsor role. Accessed October 18, 2026.
DST.com available-properties page. Undated public offering card; current page inspected October 18, 2026. Distributor claim only.
Southern Company combined Form 10-Q. Quarter ended June 30, 2026; filed July 30, 2026. Definitions, SCS entry; corporate identity only. Accessed October 18, 2026.
FINRA: Concentrate on Concentration Risk. June 15, 2022. General exposure and liquidity guidance; accessed October 18, 2026.
SEC: Updated Investor Bulletin—The ABCs of Credit Ratings. October 12, 2017. Rating scope and limits; accessed October 18, 2026.
FINRA Regulatory Notice 23-08. May 9, 2023. Covered-member private-placement investigation; accessed October 18, 2026.