Global Self Storage (SELF) director adds 1,625 shares in open-market stock purchase

Rhea-AI Filing Summary

Global Self Storage, Inc. director Russell E. Burke III purchased additional common stock in an open market or private transaction. On August 13, 2026, he bought 1,625 shares at an average price of $5.2055 per share, increasing his directly held position to 40,002 shares.

Insider Trade Summary

Net Buyer: 1,625 shares

Net Buy 1 txn

Insider BURKE RUSSELL E III

Role Director

Bought 1,625 shs ($8K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,625	$5.2055	$8K

Holdings After Transaction: Common Stock — 40,002 shares (Direct)

Key Figures

Shares purchased: 1,625 shares Purchase price: $5.2055 per share Shares owned after: 40,002 shares

3 metrics

Shares purchased 1,625 shares Common stock bought on August 13, 2026

Purchase price $5.2055 per share Average price for the 1,625-share purchase

Shares owned after 40,002 shares Director’s direct holdings following the transaction

Key Terms

open market or private transaction, direct ownership, Rule 10b5-1 trading plan

3 terms

open market or private transaction financial

"Purchase in open market or private transaction"

direct ownership financial

"The reported ownership of 40,002 shares is classified as direct"

Rule 10b5-1 trading plan regulatory

"The trade was not indicated as being under a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

FAQ

What insider transaction did SELF director Russell E. Burke III report?

Director Russell E. Burke III reported buying 1,625 shares of Global Self Storage, Inc. common stock on August 13, 2026 in a purchase classified as an open market or private transaction.

At what price did the SELF director purchase shares?

The director purchased 1,625 shares of Global Self Storage, Inc. at an average price of $5.2055 per share, as part of a transaction coded as a purchase in an open market or private transaction.

How many SELF shares does the director hold after this transaction?

Following the purchase, the director directly holds 40,002 shares of Global Self Storage, Inc. common stock. This total reflects his position immediately after acquiring 1,625 shares on August 13, 2026.

Was the SELF director’s August 13, 2026 trade under a Rule 10b5-1 plan?

The trade was not indicated as being under a Rule 10b5-1 trading plan. The document-level Rule 10b5-1 checkbox for the transactions was shown as unchecked rather than affirmatively marked as plan-based.

Is the SELF director’s ownership direct or indirect after the purchase?

The reported ownership of 40,002 shares in Global Self Storage, Inc. is classified as direct. The ownership code is shown as “D,” and no indirect holding entity or special nature of ownership is specified.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/14/2026 - 04:27 PM Accepted by SEC EDGAR 08/14/2026 - 04:20 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

BURKE RUSSELL E III

(Last) (First) (Middle)

3814 ROUTE 44

(Street)

MILLBROOK NEW YORK 12545

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Global Self Storage, Inc. [ SELF ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/13/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/13/2026		P		1,625	A	$5.2055	40,002	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	Donald Klimoski II, on behalf of Russell E. Burke, by power of attorney dated March 27, 2018	08/14/2026
	** Signature of Reporting Person	Date
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)