SEC Insider Transactions from WINMILL & CO. INC.

Last updated: 2026-03-14 11:38 UTC | Total transactions: 78

WINMILL & CO. INC has filed 78 insider transactions across 2 companies since July 2024.

Most recent transaction: a purchase of 3062 shares of Global Self Storage, Inc. ($SELF) on December 01, 2025.

Activity breakdown: 78 open-market purchases and 0 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Dec. 1, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 3062 $5.18 147,641.0000 11,337,720 2.12% 0.03%
Nov. 28, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 3342 $5.16 144,579.0000 11,337,720 2.37% 0.03%
Nov. 26, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 4873 $5.17 141,237.0000 11,337,720 3.57% 0.04%
Nov. 25, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 4547 $5.18 136,364.0000 11,337,720 3.45% 0.04%
Nov. 24, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 4064 $5.14 131,817.0000 11,337,720 3.18% 0.04%
Nov. 21, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 6226 $5.09 127,753.0000 11,337,720 5.12% 0.05%
Nov. 19, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 6226 $5.13 115,657.0000 11,337,720 5.69% 0.05%
Nov. 20, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 5870 $5.08 121,527.0000 11,337,720 5.08% 0.05%
Nov. 17, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 6226 $5.12 103,813.0000 11,337,720 6.38% 0.05%
Nov. 18, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 5618 $5.16 109,431.0000 11,337,720 5.41% 0.05%
Nov. 13, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 6694 $5.03 90,552.0000 11,337,720 7.98% 0.06%
Nov. 14, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 7035 $5.09 97,587.0000 11,337,720 7.77% 0.06%
Nov. 11, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 2069 $4.97 77,803.0000 11,337,720 2.73% 0.02%
Nov. 12, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 6055 $5.03 83,858.0000 11,337,720 7.78% 0.05%
Aug. 29, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 4592 $5.48 75,734.0000 11,338,241 6.45% 0.04%
Aug. 28, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 7209 $5.42 71,142.0000 11,338,241 11.28% 0.06%
Aug. 27, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 5477 $5.36 63,933.0000 11,338,241 9.37% 0.05%
Aug. 25, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 7823 $5.22 50,668.0000 11,338,241 18.26% 0.07%
Aug. 26, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 7788 $5.26 58,456.0000 11,338,241 15.37% 0.07%
Aug. 21, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 502 $5.12 40,685.0000 11,338,241 1.25% 0.00%
Aug. 22, 2025 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 2160 $5.15 42,845.0000 11,338,241 5.31% 0.02%
July 30, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6255 $13.80 227,570.0000 0 2.83% 0.00%
July 25, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2500 $13.70 211,815.0000 0 1.19% 0.00%
July 28, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 9500 $13.87 221,315.0000 0 4.49% 0.00%
July 22, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 1312 $13.57 209,315.0000 0 0.63% 0.00%
July 21, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2300 $13.55 208,003.0000 0 1.12% 0.00%
July 18, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 277 $13.53 205,703.0000 0 0.13% 0.00%
July 17, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 1396 $13.56 205,426.0000 0 0.68% 0.00%
July 15, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 10000 $13.55 194,030.0000 0 5.43% 0.00%
July 16, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 10000 $13.53 204,030.0000 0 5.15% 0.00%
July 14, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2982 $13.58 184,030.0000 0 1.65% 0.00%
July 11, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 10000 $13.59 181,048.0000 0 5.85% 0.00%
July 7, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 3600 $13.59 171,048.0000 0 2.15% 0.00%
July 2, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 10000 $13.51 167,448.0000 0 6.35% 0.00%
July 1, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2216 $13.31 157,448.0000 0 1.43% 0.00%
June 30, 2025 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 459 $13.38 155,232.0000 0 0.30% 0.00%
Aug. 29, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 800 $5.23 38,347.0000 11,266,761 2.13% 0.01%
Aug. 30, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 1836 $5.21 40,183.0000 11,266,761 4.79% 0.02%
Aug. 28, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2395 $13.22 154,773.0000 0 1.57% 0.00%
Aug. 27, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 11500 $13.18 152,378.0000 0 8.16% 0.00%
Aug. 26, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2450 $13.31 140,878.0000 0 1.77% 0.00%
Aug. 26, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 1632 $5.16 34,448.0000 11,266,761 4.97% 0.01%
Aug. 27, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 2966 $5.19 37,414.0000 11,266,761 8.61% 0.03%
Aug. 27, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 133 $5.20 37,547.0000 11,266,761 0.36% 0.00%
Aug. 22, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 1305 $13.15 138,428.0000 0 0.95% 0.00%
Aug. 22, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 6962 $5.20 31,072.0000 11,266,761 28.88% 0.06%
Aug. 23, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 1744 $5.19 32,816.0000 11,266,761 5.61% 0.02%
Aug. 20, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 4803 $5.09 21,586.0000 11,266,761 28.62% 0.04%
Aug. 21, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 2524 $5.12 24,110.0000 11,266,761 11.69% 0.02%
Aug. 20, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6 $13.13 137,123.0000 0 0.00% 0.00%
Aug. 19, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2915 $13.14 137,117.0000 0 2.17% 0.00%
Aug. 19, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 4195 $5.02 16,783.0000 11,266,761 33.33% 0.04%
Aug. 16, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 3301 $5.09 12,588.0000 11,266,761 35.54% 0.03%
Aug. 14, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 1900 $4.96 6,987.0000 11,266,761 37.35% 0.02%
Aug. 15, 2024 Global Self Storage, Inc. $SELF WINMILL & CO. INC Other P Common Stock 2300 $4.98 9,287.0000 11,266,761 32.92% 0.02%
Aug. 13, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 1981 $12.88 134,202.0000 0 1.50% 0.00%
Aug. 9, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 3092 $12.87 132,221.0000 0 2.39% 0.00%
Aug. 7, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6320 $12.63 129,129.0000 0 5.15% 0.00%
Aug. 5, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 13500 $12.23 117,890.0000 0 12.93% 0.00%
Aug. 6, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 4919 $12.43 122,809.0000 0 4.17% 0.00%
Aug. 1, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 12500 $13.34 91,390.0000 0 15.84% 0.00%
Aug. 2, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 13000 $12.93 104,390.0000 0 14.22% 0.00%
July 31, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 200 $13.26 78,890.0000 0 0.25% 0.00%
July 30, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6105 $13.30 78,690.0000 0 8.41% 0.00%
July 26, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6105 $13.14 67,035.0000 0 10.02% 0.00%
July 29, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 5550 $13.18 72,585.0000 0 8.28% 0.00%
July 24, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 13000 $13.26 60,930.0000 0 27.12% 0.00%
July 19, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 800 $13.10 47,930.0000 0 1.70% 0.00%
July 17, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 13000 $13.34 38,910.0000 0 50.17% 0.00%
July 18, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 8220 $13.35 47,130.0000 0 21.13% 0.00%
July 16, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 1000 $13.12 25,910.0000 0 4.01% 0.00%
July 12, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 4320 $12.90 24,910.0000 0 20.98% 0.00%
July 10, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 100 $12.53 20,590.0000 0 0.49% 0.00%
July 9, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 2530 $12.52 20,490.0000 0 14.09% 0.00%
July 8, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6201 $12.54 17,960.0000 0 52.73% 0.00%
July 5, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 3804 $12.51 11,759.0000 0 47.82% 0.00%
July 3, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 1021 $12.54 7,955.0000 0 14.72% 0.00%
July 1, 2024 BEXIL INVESTMENT TRUST $BXSY WINMILL & CO. INC Other P Shares of Beneficial Interest 6934 $12.52 6,934.0000 0 9999.99% 0.00%