Insider Transactions Reported by 10 Insiders of Global Self Storage, Inc.

Symbol
SELF on Nasdaq
Location
Millbrook, NY

Insiders trading volume in the past year

Global Self Storage, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Mark Campbell Winmill President and CEO, Director $1,726,722 +$140,683 +8.9% 03 Dec 2025
TUXIS CORP Other* $1,587,074 +$100,572 +6.8% 15 May 2025
WINMILL & CO. INC Other* $764,396 +$556,388 +267% 28 Nov 2025
Donald Klimoski II General Counsel $436,825 +$2,252 +0.52% 02 Dec 2025
Thomas OMalley Chief Financial Officer $348,365 25 Mar 2025
Power Russell E. Burke Director $177,800 +$551 +0.31% 13 Nov 2025
Power William C. Zachary Director $76,793 13 Nov 2025
Russell Kamerman Assistant General Counsel $27,559 25 Mar 2025
Sally Coonrad Carroll Director $21,258 +$9,999 +89% 21 May 2025
By Power George B. Langa Director $16,241 28 Nov 2022

Recent Insider Transactions by Companies or Individuals for Global Self Storage, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Mark Campbell Winmill SELF Common Stock Purchase 1.31% $22,364 $5.08 4,400 339,238 05 Dec 2025 Direct
Mark Campbell Winmill SELF Common Stock Purchase 1.82% $30,849 $5.14 6,000 334,838 04 Dec 2025 Direct
Mark Campbell Winmill SELF Common Stock Purchase 1.86% $30,770 $5.13 6,000 328,838 03 Dec 2025 Direct
Donald Klimoski II SELF Common Stock Purchase 0.52% $2,252 $5.05 446 86,500 02 Dec 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 2.12% $15,853 $5.18 3,062 147,641 01 Dec 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 2.37% $17,229 $5.16 3,342 144,579 28 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 3.57% $25,175 $5.17 4,873 141,237 26 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 3.45% $23,567 $5.18 4,547 136,364 25 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 3.18% $20,904 $5.14 4,064 131,817 24 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 5.12% $31,673 $5.09 6,226 127,753 21 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 5.08% $29,842 $5.08 5,870 121,527 20 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 5.69% $31,970 $5.13 6,226 115,657 19 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 5.41% $28,977 $5.16 5,618 109,431 18 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 6.38% $31,906 $5.12 6,226 103,813 17 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 7.77% $35,838 $5.09 7,035 97,587 14 Nov 2025 Direct
Power Russell E. Burke SELF Common Stock Award 0.71% 248 35,348 13 Nov 2025 Direct
Power William C. Zachary SELF Common Stock Award 20.4% 2,584 15,267 13 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 7.98% $33,645 $5.03 6,694 90,552 13 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 7.78% $30,438 $5.03 6,055 83,858 12 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 2.73% $10,283 $4.97 2,069 77,803 11 Nov 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 6.45% $25,150 $5.48 4,592 75,734 29 Aug 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 11.3% $39,093 $5.42 7,209 71,142 28 Aug 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 9.37% $29,345 $5.36 5,477 63,933 27 Aug 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 15.4% $40,973 $5.26 7,788 58,456 26 Aug 2025 Direct
Power Russell E. Burke SELF Common Stock Purchase 0.3% $551 $5.24 105 35,100 25 Aug 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 18.3% $40,834 $5.22 7,823 50,668 25 Aug 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 5.31% $11,122 $5.15 2,160 42,845 22 Aug 2025 Direct
Winmill & Co. Inc SELF Common Stock Purchase 1.25% $2,570 $5.12 502 40,685 21 Aug 2025 Direct
Power William C. Zachary SELF Common Stock Award 1.16% 146 12,683 19 Aug 2025 Direct
Power Russell E. Burke SELF Common Stock Award 0.42% 146 34,995 19 Aug 2025 Direct
Power Russell E. Burke SELF Common Stock Award 0.25% 88 34,849 17 Jun 2025 Direct
Power William C. Zachary SELF Common Stock Award 0.71% 88 12,537 17 Jun 2025 Direct
Sally Coonrad Carroll SELF Common Stock Purchase 88.8% $9,999 $5.63 1,776 3,776 21 May 2025 Direct
Power William C. Zachary SELF Common Stock Award 0.7% 87 12,449 20 May 2025 Direct
Power Russell E. Burke SELF Common Stock Award 0.25% 87 34,761 20 May 2025 Direct
Mark Campbell Winmill SELF Common Stock Purchase 3.2% $56,700 $5.67 10,000 322,838 19 May 2025 Direct
Tuxis Corp SELF Common Stock Purchase 3.26% $50,158 $5.22 9,600 303,758 16 May 2025 Direct
Tuxis Corp SELF Common Stock Purchase 3.4% $50,413 $5.21 9,680 294,158 15 May 2025 Direct
Power William C. Zachary SELF Common Stock Award 27.1% 2,634 12,362 01 Apr 2025 Direct
Power Russell E. Burke SELF Common Stock Award 8.22% 2,634 34,674 01 Apr 2025 Direct
Russell Kamerman SELF Common Stock Award 10.2% 500 5,425 25 Mar 2025 Direct
Thomas OMalley SELF Common Stock Award 15.9% 11,054 80,640 25 Mar 2025 Direct
Donald Klimoski II SELF Common Stock Award 14.7% 11,054 86,054 25 Mar 2025 Direct
Mark C. Winmill SELF Common Stock Award 8.82% 25,344 312,838 25 Mar 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.