SELF

Global Self Storage, Inc.$5.18+0.04 (+0.68%)

Prev Close$5.15·MCap$58.5M·P/E29.36·Vol8.8K·Yield0.06%

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Buys (12M)

$108.1K

▼

Sells (12M)

$0.00

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Net Activity

Net Buyer

$108.1K

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Global Self Storage, Inc. (SELF) has been exclusively buying, with 4 insider purchases totaling $108.1K and 0 insider sales totaling $0.00. The most recent insider transaction was by WINMILL MARK CAMPBELL (director, officer: President and CEO), who purchased $21.3K worth of shares on May 15, 2026. Global Self Storage, Inc. operates in the Real Estate sector, within the REIT - Industrial industry, with a market cap of $58.5M.

SELF Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 15, 2026	WINMILL MARK CAMPBELL	director, officer: President and CEO	Buy	4,000	$5.33	$21.3K	368,582
Dec 3, 2025	WINMILL MARK CAMPBELL	President and CEO	Buy	16,400	$5.12	$84.0K	0
Dec 2, 2025	Klimoski Donald II	General Counsel	Buy	446	$5.05	$2.3K	0
Aug 25, 2025	BURKE RUSSELL E III	Director	Buy	105	$5.25	$550.73	0
May 21, 2025	Carroll Sally Coonrad	Director	Buy	1,776	$5.63	$10.0K	0
May 19, 2025	WINMILL MARK CAMPBELL	President and CEO	Buy	10,000	$5.67	$56.7K	0
Nov 22, 2024	BURKE RUSSELL E III	Director	Buy	168	$5.26	$882.84	32,040
Aug 30, 2024	WINMILL & CO. INC		Buy	2,636	$5.22	$13.8K	40,183
Aug 27, 2024	WINMILL & CO. INC		Buy	4,731	$5.18	$24.5K	37,547
Aug 23, 2024	WINMILL & CO. INC		Buy	8,706	$5.20	$45.2K	32,816+36%
Aug 21, 2024	WINMILL & CO. INC		Buy	7,327	$5.10	$37.4K	24,110+44%
Aug 19, 2024	WINMILL & CO. INC		Buy	7,496	$5.05	$37.8K	16,783+81%
Aug 15, 2024	WINMILL & CO. INC		Buy	4,200	$4.97	$20.9K	9,287+83%
May 31, 2024	BURKE RUSSELL E III	Director	Buy	203	$4.98	$1.0K	28,999
May 30, 2024	WINMILL MARK CAMPBELL	President and CEO	Buy	22,899	$4.96	$113.6K	287,494
May 24, 2024	Klimoski Donald II	General Counsel	Buy	539	$4.90	$2.6K	75,000
Dec 1, 2023	TUXIS CORP		Sell	15,000	$4.60	$69.0K	291,978
Nov 17, 2023	Klimoski Donald II	General Counsel	Buy	1,000	$4.80	$4.8K	51,000
Nov 17, 2023	WINMILL MARK CAMPBELL	President and CEO	Buy	7,200	$4.83	$34.8K	210,402
Aug 18, 2023	Carroll Sally Coonrad	Director	Buy	2,000	$5.07	$10.1K	2,000
Aug 18, 2023	WINMILL MARK CAMPBELL	President and CEO	Buy	1,000	$5.07	$5.1K	203,202
May 16, 2023	WINMILL MARK CAMPBELL	President and CEO	Buy	6,300	$5.13	$32.3K	202,202
May 15, 2023	Klimoski Donald II	General Counsel	Buy	560	$5.08	$2.8K	50,000
Nov 29, 2022	LANGA GEORGE B	Director	Buy	1,175	$5.12	$6.0K	3,247+57%
Nov 21, 2022	WINMILL MARK CAMPBELL	President and CEO	Buy	3,000	$5.18	$15.5K	179,637
Nov 17, 2022	Klimoski Donald II	General Counsel	Buy	148	$5.25	$777.00	43,000
Aug 24, 2022	WINMILL MARK CAMPBELL	President and CEO	Buy	2,000	$6.07	$12.1K	176,637
May 23, 2022	WINMILL MARK CAMPBELL	President and CEO	Buy	1,700	$5.74	$9.8K	171,837
Aug 31, 2021	BURKE RUSSELL E III	Director	Buy	1,800	$5.30	$9.5K	23,300
Aug 25, 2021	WINMILL MARK CAMPBELL	President and CEO	Buy	1,000	$5.12	$5.1K	162,112
Aug 24, 2021	WINMILL MARK CAMPBELL	President and CEO	Buy	1,000	$5.10	$5.1K	158,112

SELF Insider Buying Activity

The following table shows recent insider purchases of Global Self Storage, Inc. (SELF) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 15, 2026	WINMILL MARK CAMPBELL	director, officer: President and CEO	Buy	4,000	$5.33	$21.3K	368,582
Dec 3, 2025	WINMILL MARK CAMPBELL	President and CEO	Buy	16,400	$5.12	$84.0K	0
Dec 2, 2025	Klimoski Donald II	General Counsel	Buy	446	$5.05	$2.3K	0
Aug 25, 2025	BURKE RUSSELL E III	Director	Buy	105	$5.25	$550.73	0
May 21, 2025	Carroll Sally Coonrad	Director	Buy	1,776	$5.63	$10.0K	0
May 19, 2025	WINMILL MARK CAMPBELL	President and CEO	Buy	10,000	$5.67	$56.7K	0
Nov 22, 2024	BURKE RUSSELL E III	Director	Buy	168	$5.26	$882.84	32,040
Aug 30, 2024	WINMILL & CO. INC		Buy	2,636	$5.22	$13.8K	40,183
Aug 27, 2024	WINMILL & CO. INC		Buy	4,731	$5.18	$24.5K	37,547
Aug 23, 2024	WINMILL & CO. INC		Buy	8,706	$5.20	$45.2K	32,816+36%
Aug 21, 2024	WINMILL & CO. INC		Buy	7,327	$5.10	$37.4K	24,110+44%
Aug 19, 2024	WINMILL & CO. INC		Buy	7,496	$5.05	$37.8K	16,783+81%
Aug 15, 2024	WINMILL & CO. INC		Buy	4,200	$4.97	$20.9K	9,287+83%
May 31, 2024	BURKE RUSSELL E III	Director	Buy	203	$4.98	$1.0K	28,999
May 30, 2024	WINMILL MARK CAMPBELL	President and CEO	Buy	22,899	$4.96	$113.6K	287,494
May 24, 2024	Klimoski Donald II	General Counsel	Buy	539	$4.90	$2.6K	75,000
Nov 17, 2023	Klimoski Donald II	General Counsel	Buy	1,000	$4.80	$4.8K	51,000
Nov 17, 2023	WINMILL MARK CAMPBELL	President and CEO	Buy	7,200	$4.83	$34.8K	210,402
Aug 18, 2023	Carroll Sally Coonrad	Director	Buy	2,000	$5.07	$10.1K	2,000
Aug 18, 2023	WINMILL MARK CAMPBELL	President and CEO	Buy	1,000	$5.07	$5.1K	203,202
May 16, 2023	WINMILL MARK CAMPBELL	President and CEO	Buy	6,300	$5.13	$32.3K	202,202
May 15, 2023	Klimoski Donald II	General Counsel	Buy	560	$5.08	$2.8K	50,000
Nov 29, 2022	LANGA GEORGE B	Director	Buy	1,175	$5.12	$6.0K	3,247+57%
Nov 21, 2022	WINMILL MARK CAMPBELL	President and CEO	Buy	3,000	$5.18	$15.5K	179,637
Nov 17, 2022	Klimoski Donald II	General Counsel	Buy	148	$5.25	$777.00	43,000
Aug 24, 2022	WINMILL MARK CAMPBELL	President and CEO	Buy	2,000	$6.07	$12.1K	176,637
May 23, 2022	WINMILL MARK CAMPBELL	President and CEO	Buy	1,700	$5.74	$9.8K	171,837
Aug 31, 2021	BURKE RUSSELL E III	Director	Buy	1,800	$5.30	$9.5K	23,300
Aug 25, 2021	WINMILL MARK CAMPBELL	President and CEO	Buy	1,000	$5.12	$5.1K	162,112
Aug 24, 2021	WINMILL MARK CAMPBELL	President and CEO	Buy	1,000	$5.10	$5.1K	158,112