STOCK TITAN

SmartStop Self Storage REIT (SMA) director granted 3,230 LTIP Units

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

SmartStop Self Storage REIT, Inc. director David J. Mueller reported an equity compensation award and updated his holdings. He received 3,230 Long-Term Incentive Plan Units ("LTIP Units") upon his reelection to the board, which vest one year from that date. Footnotes state he previously held 5,490 shares of Common Stock and 9,598 LTIP Units. After the award, one transaction entry shows Mueller holding 10,464.25 LTIP Units, all held directly. LTIP Units relate to the company’s operating partnership and can ultimately be converted into common units and then redeemed for either Common Stock on a one-for-one basis or cash.

Positive

  • None.

Negative

  • None.
Insider Mueller David J
Role null
Type Security Shares Price Value
Grant/Award Long-Term Incentive Plan Units 3,230 $0.00 --
holding Long-Term Incentive Plan Units -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Long-Term Incentive Plan Units — 10,464.25 shares (Direct, null); Common Stock — 5,490 shares (Direct, null)
Footnotes (1)
  1. Represents 5,490 shares of Common Stock previously reported as being owned by the Reporting Person. Represents long-term incentive plan units ("LTIP Units") of SmartStop OP, L.P., the Issuer's operating partnership (the "Operating Partnership"). Vested LTIP Units are convertible into common units of the Operating Partnership ("Common Units"). Common Units are redeemable by the holder for, at the election of the Issuer, shares of the Issuer's Common Stock on a one-for-one basis or the cash value of such shares. The Reporting Person was awarded 3,230 LTIP Units upon his reelection to the board of directors, which LTIP Units vest one year from such reelection. Represents 9,598 LTIP Units previously reported as being owned by the Reporting Person, which LTIP Units vest ratably over four years commencing on the first anniversary of the issuance thereof, subject to the Reporting Person's continued employment or service through each vesting date.
LTIP Units awarded 3,230 LTIP Units Grant upon reelection to the board
Common Stock held 5,490 shares Previously reported Common Stock holdings
Previously reported LTIP Units 9,598 LTIP Units LTIP Units described as previously owned
LTIP Units after award 10,464.25 LTIP Units Total LTIP Units following the transaction entry
Long-Term Incentive Plan Units financial
"Represents long-term incentive plan units ("LTIP Units") of SmartStop OP, L.P."
Operating Partnership financial
"the Issuer's operating partnership (the "Operating Partnership")."
An operating partnership is a separate legal entity set up to own and run a company’s core assets and day-to-day businesses, while investors hold interests indirectly through the parent company. Think of it like a dedicated garage that actually stores and services the cars while the owner keeps the dealership; it matters to investors because it affects how income, taxes, liability and voting rights are allocated and therefore can influence distributions and risk.
Common Units financial
"Vested LTIP Units are convertible into common units of the Operating Partnership ("Common Units")."
Common units are the basic ownership stakes in a company, limited partnership, or trust that function like common stock: they give holders a claim on profits and often voting rights. Think of them as the ordinary seats at a table—the most directly affected by the business’s success or failure, so they typically offer higher upside but carry greater risk than preferred claims or creditors, which matters to investors evaluating potential return and safety.
redeemable financial
"Common Units are redeemable by the holder for shares of Common Stock or cash."
vest financial
"which LTIP Units vest one year from such reelection."
A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Mueller David J

(Last)(First)(Middle)
10 TERRACE ROAD

(Street)
LADERA RANCH CALIFORNIA 92694

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
SmartStop Self Storage REIT, Inc. [ SMA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/23/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock5,490(1)D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Long-Term Incentive Plan Units(2)$0(2)06/23/2026A3,230(3) (3) (3)Common Stock3,230$010,464.25D
Long-Term Incentive Plan Units(2)$0(2) (4) (4)Common Stock9,5989,598(4)D
Explanation of Responses:
1. Represents 5,490 shares of Common Stock previously reported as being owned by the Reporting Person.
2. Represents long-term incentive plan units ("LTIP Units") of SmartStop OP, L.P., the Issuer's operating partnership (the "Operating Partnership"). Vested LTIP Units are convertible into common units of the Operating Partnership ("Common Units"). Common Units are redeemable by the holder for, at the election of the Issuer, shares of the Issuer's Common Stock on a one-for-one basis or the cash value of such shares.
3. The Reporting Person was awarded 3,230 LTIP Units upon his reelection to the board of directors, which LTIP Units vest one year from such reelection.
4. Represents 9,598 LTIP Units previously reported as being owned by the Reporting Person, which LTIP Units vest ratably over four years commencing on the first anniversary of the issuance thereof, subject to the Reporting Person's continued employment or service through each vesting date.
/s/ David J. Mueller06/25/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did SmartStop (SMA) director David J. Mueller report in this Form 4?

David J. Mueller reported an equity compensation update, including an award of 3,230 Long-Term Incentive Plan Units. The filing also restates his previously reported holdings of 5,490 Common Stock shares and earlier LTIP Units, all held directly.

How many LTIP Units did David J. Mueller receive from SmartStop (SMA)?

He received 3,230 Long-Term Incentive Plan Units as an award tied to his reelection to the board. According to the footnotes, these LTIP Units vest one year from the reelection date, subject to continued service.

When do David J. Mueller’s new LTIP Units at SmartStop (SMA) vest?

The 3,230 newly awarded LTIP Units vest one year from David J. Mueller’s reelection to the board. Vesting requires his continued service through that vesting date, as described in the filing footnotes.

How many SmartStop (SMA) Common Stock shares does David J. Mueller hold after this filing?

The filing states that David J. Mueller holds 5,490 shares of SmartStop Common Stock. These shares are described as previously reported holdings, with no new open-market purchases or sales disclosed in this Form 4.

What are LTIP Units in SmartStop (SMA)’s operating partnership?

LTIP Units are long-term incentive plan units issued by SmartStop OP, L.P., the operating partnership. Vested LTIP Units can convert into common units, which are redeemable for either SmartStop Common Stock on a one-for-one basis or the cash value of those shares.

Did David J. Mueller buy or sell SmartStop (SMA) stock in the market?

The Form 4 does not show any open-market purchases or sales. Instead, it reports a grant of 3,230 LTIP Units as compensation and confirms previously reported holdings of Common Stock and LTIP Units held directly.