WINMILL & CO. INC

Track

Insider profile

Performance

Overall performance
3.5
Performance over holding periods
3.5
30 days 90 days 120 days
Average return 1% 8.2% 15.1%
Success rate 62% 68% 82%
Transactions
116 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
WINMILL & CO. INC's trades of Global Self Storage Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Purchase
Price
493.34
Quantity 49,124 -41.6%
Value US$647,888
Transaction date
Purchase
Price
410.35
Quantity 17,786 +28.4%
Value US$4,430,562
Transaction date
Purchase
Price
494.84
Quantity 89,709 +21.5%
Value US$766,355
Transaction date
Purchase
Price
5.45
Quantity 7,117 +3.6%
Value US$38,805
Transaction date
Purchase
Price
5.42
Quantity 6,901 +3.6%
Value US$37,417
Transaction date
Purchase
Price
5.40
Quantity 6,877 +3.7%
Value US$37,163
Transaction date
Purchase
Price
17.97
Quantity 2,500 +0.8%
Value US$44,925
Transaction date
Purchase
Price
5.32
Quantity 5,736 +3.2%
Value US$30,507
Transaction date
Purchase
Price
18.08
Quantity 5,200 +1.6%
Value US$94,016
Transaction date
Purchase
Price
5.33
Quantity 7,117 +4.2%
Value US$37,936
Transaction date
Purchase
Price
18.08
Quantity 5,200 +1.7%
Value US$94,016
Transaction date
Purchase
Price
5.23
Quantity 6,029 +3.6%
Value US$31,511
Transaction date
Purchase
Price
18.01
Quantity 5,250 +1.7%
Value US$94,553
Transaction date
Purchase
Price
5.20
Quantity 5,629 +3.5%
Value US$29,277
Transaction date
Purchase
Price
5.15
Quantity 6,248 +4.1%
Value US$32,192
Transaction date
Purchase
Price
17.95
Quantity 5,250 +1.7%
Value US$94,238
Transaction date
Purchase
Price
5.17
Quantity 5,887 +4.0%
Value US$30,409
Transaction date
Purchase
Price
17.95
Quantity 5,000 +1.7%
Value US$89,750
Transaction date
Purchase
Price
17.78
Quantity 5,000 +1.7%
Value US$88,900
Transaction date
Purchase
Price
17.78
Quantity 5,000 +1.7%
Value US$88,900
Transaction date
Purchase
Price
17.54
Quantity 2,310 +0.8%
Value US$40,517
Transaction date
Purchase
Price
17.80
Quantity 5,000 +1.8%
Value US$89,000
Transaction date
Purchase
Price
17.18
Quantity 5,000 +1.8%
Value US$85,879
Transaction date
Purchase
Price
17.03
Quantity 5,000 +1.9%
Value US$85,136
Transaction date
Purchase
Price
16.91
Quantity 2,029 +0.8%
Value US$34,310
Transaction date
Purchase
Price
16.93
Quantity 4,700 +1.8%
Value US$79,571
Transaction date
Purchase
Price
16.93
Quantity 4,700 +1.8%
Value US$79,593
Transaction date
Purchase
Price
17.13
Quantity 4,500 +1.8%
Value US$77,066
Transaction date
Purchase
Price
17.20
Quantity 3,887 +1.6%
Value US$66,856
Transaction date
Purchase
Price
17.03
Quantity 4,500 +1.8%
Value US$76,635
Transaction date
Purchase
Price
17.01
Quantity 4,500 +1.9%
Value US$76,545
Transaction date
Purchase
Price
16.99
Quantity 4,500 +1.9%
Value US$76,438
Transaction date
Purchase
Price
17.04
Quantity 4,500 +1.9%
Value US$76,680
Transaction date
Purchase
Price
17.03
Quantity 1 +0.0%
Value US$17
Transaction date
Purchase
Price
17.03
Quantity 300 +0.1%
Value US$5,109
Transaction date
Purchase
Price
16.97
Quantity 1,050 +0.5%
Value US$17,818
Transaction date
Purchase
Price
16.81
Quantity 1,000 +0.4%
Value US$16,810
Transaction date
Purchase
Price
16.78
Quantity 1,135 +0.5%
Value US$19,045
Transaction date
Purchase
Price
5.18
Quantity 3,062 +2.1%
Value US$15,853
Transaction date
Purchase
Price
5.16
Quantity 3,342 +2.4%
Value US$17,229
Transaction date
Purchase
Price
5.17
Quantity 4,873 +3.6%
Value US$25,175
Transaction date
Purchase
Price
5.18
Quantity 4,547 +3.4%
Value US$23,567
Transaction date
Purchase
Price
5.14
Quantity 4,064 +3.2%
Value US$20,904
Transaction date
Purchase
Price
5.09
Quantity 6,226 +5.1%
Value US$31,673
Transaction date
Purchase
Price
5.08
Quantity 5,870 +5.1%
Value US$29,842
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-26 2026-08-26
B Purchase
49,124 -41.6%
493.34
US$647,888 		49,124 -41.6% 493.34 US$647,888
2026-08-26 2026-08-25
B Purchase
17,786 +28.4%
410.35
US$4,430,562 		17,786 +28.4% 410.35 US$4,430,562
2026-08-24 2026-08-24
B Purchase
89,709 +21.5%
494.84
US$766,355 		89,709 +21.5% 494.84 US$766,355
2026-08-24 2026-08-21
B Purchase
7,117 +3.6%
5.45
US$38,805 		7,117 +3.6% 5.45 US$38,805
2026-08-20 2026-08-20
B Purchase
6,901 +3.6%
5.42
US$37,417 		6,901 +3.6% 5.42 US$37,417
2026-08-20 2026-08-19
B Purchase
6,877 +3.7%
5.40
US$37,163 		6,877 +3.7% 5.40 US$37,163
2026-08-18 2026-08-18
B Purchase
2,500 +0.8%
17.97
US$44,925 		2,500 +0.8% 17.97 US$44,925
2026-08-18 2026-08-18
B Purchase
5,736 +3.2%
5.32
US$30,507 		5,736 +3.2% 5.32 US$30,507
2026-08-18 2026-08-17
B Purchase
5,200 +1.6%
18.08
US$94,016 		5,200 +1.6% 18.08 US$94,016
2026-08-18 2026-08-17
B Purchase
7,117 +4.2%
5.33
US$37,936 		7,117 +4.2% 5.33 US$37,936
2026-08-14 2026-08-14
B Purchase
5,200 +1.7%
18.08
US$94,016 		5,200 +1.7% 18.08 US$94,016
2026-08-14 2026-08-14
B Purchase
6,029 +3.6%
5.23
US$31,511 		6,029 +3.6% 5.23 US$31,511
2026-08-14 2026-08-13
B Purchase
5,250 +1.7%
18.01
US$94,553 		5,250 +1.7% 18.01 US$94,553
2026-08-14 2026-08-13
B Purchase
5,629 +3.5%
5.20
US$29,277 		5,629 +3.5% 5.20 US$29,277
2026-08-12 2026-08-12
B Purchase
6,248 +4.1%
5.15
US$32,192 		6,248 +4.1% 5.15 US$32,192
2026-08-12 2026-08-12
B Purchase
5,250 +1.7%
17.95
US$94,238 		5,250 +1.7% 17.95 US$94,238
2026-08-12 2026-08-11
B Purchase
5,887 +4.0%
5.17
US$30,409 		5,887 +4.0% 5.17 US$30,409
2026-08-12 2026-08-11
B Purchase
5,000 +1.7%
17.95
US$89,750 		5,000 +1.7% 17.95 US$89,750
2026-08-10 2026-08-10
B Purchase
5,000 +1.7%
17.78
US$88,900 		5,000 +1.7% 17.78 US$88,900
2026-08-10 2026-08-07
B Purchase
5,000 +1.7%
17.78
US$88,900 		5,000 +1.7% 17.78 US$88,900
2026-08-06 2026-08-06
B Purchase
2,310 +0.8%
17.54
US$40,517 		2,310 +0.8% 17.54 US$40,517
2026-08-06 2026-08-05
B Purchase
5,000 +1.8%
17.80
US$89,000 		5,000 +1.8% 17.80 US$89,000
2026-08-03 2026-07-31
B Purchase
5,000 +1.8%
17.18
US$85,879 		5,000 +1.8% 17.18 US$85,879
2026-07-29 2026-07-29
B Purchase
5,000 +1.9%
17.03
US$85,136 		5,000 +1.9% 17.03 US$85,136
2026-07-29 2026-07-28
B Purchase
2,029 +0.8%
16.91
US$34,310 		2,029 +0.8% 16.91 US$34,310
2026-07-27 2026-07-27
B Purchase
4,700 +1.8%
16.93
US$79,571 		4,700 +1.8% 16.93 US$79,571
2026-07-27 2026-07-24
B Purchase
4,700 +1.8%
16.93
US$79,593 		4,700 +1.8% 16.93 US$79,593
2026-07-23 2026-07-23
B Purchase
4,500 +1.8%
17.13
US$77,066 		4,500 +1.8% 17.13 US$77,066
2026-07-23 2026-07-22
B Purchase
3,887 +1.6%
17.20
US$66,856 		3,887 +1.6% 17.20 US$66,856
2026-07-20 2026-07-20
B Purchase
4,500 +1.8%
17.03
US$76,635 		4,500 +1.8% 17.03 US$76,635
2026-07-20 2026-07-17
B Purchase
4,500 +1.9%
17.01
US$76,545 		4,500 +1.9% 17.01 US$76,545
2026-07-16 2026-07-15
B Purchase
4,500 +1.9%
16.99
US$76,438 		4,500 +1.9% 16.99 US$76,438
2026-07-14 2026-07-13
B Purchase
4,500 +1.9%
17.04
US$76,680 		4,500 +1.9% 17.04 US$76,680
2026-06-29 2026-06-29
B Purchase
1 +0.0%
17.03
US$17 		1 +0.0% 17.03 US$17
2026-06-29 2026-06-26
B Purchase
300 +0.1%
17.03
US$5,109 		300 +0.1% 17.03 US$5,109
2026-06-25 2026-06-25
B Purchase
1,050 +0.5%
16.97
US$17,818 		1,050 +0.5% 16.97 US$17,818
2026-06-24 2026-06-24
B Purchase
1,000 +0.4%
16.81
US$16,810 		1,000 +0.4% 16.81 US$16,810
2026-06-24 2026-06-23
B Purchase
1,135 +0.5%
16.78
US$19,045 		1,135 +0.5% 16.78 US$19,045
2025-12-01 2025-12-01
B Purchase
3,062 +2.1%
5.18
US$15,853 		3,062 +2.1% 5.18 US$15,853
2025-12-01 2025-11-28
B Purchase
3,342 +2.4%
5.16
US$17,229 		3,342 +2.4% 5.16 US$17,229
2025-11-26 2025-11-26
B Purchase
4,873 +3.6%
5.17
US$25,175 		4,873 +3.6% 5.17 US$25,175
2025-11-26 2025-11-25
B Purchase
4,547 +3.4%
5.18
US$23,567 		4,547 +3.4% 5.18 US$23,567
2025-11-24 2025-11-24
B Purchase
4,064 +3.2%
5.14
US$20,904 		4,064 +3.2% 5.14 US$20,904
2025-11-24 2025-11-21
B Purchase
6,226 +5.1%
5.09
US$31,673 		6,226 +5.1% 5.09 US$31,673
2025-11-20 2025-11-20
B Purchase
5,870 +5.1%
5.08
US$29,842 		5,870 +5.1% 5.08 US$29,842