InsidersTradesSigma
Total declarations
Companies
▲ Purchases (14 ops.)
▼ Sales (0 ops.)
Insider track record
OtherDisclosed buys
14
Disclosed sells
0
T+90 hit rate
71%
T+90 mean return
+4.2%
Across 7 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by WINMILL MARK CAMPBELL. Officer active across 2 companies, notably Global Self Storage, Inc.. Cumulatively, 18 reports have been logged. Breakdown: 14 buys · 0 sell. Total volume traded: €151k. Activity tracked since 20 August 2021. The latest transaction was disclosed on 14 May 2026 (Acquisition). Regulator: SEC (Form 4). All data is openly available.
Declarations18 total
4,000 shares@ US$5.330.032% mcap17.7% of flowCommon StockSEC:0001019264-26-000003:0
Ideal exit: 8 Feb 2027 (T+270)
4,000 shares@ US$5.330.035% mcap5.1% of flowCommon StockSEC:0001019264-26-000003
Ideal exit: 8 Feb 2027 (T+270)
10,000 shares@ US$5.6714.0% of flowCommon StockSEC:0001031235-25-000009:0
Ideal exit: 13 Feb 2026 (T+270)
12,672 shares@ US$5.0816.5% of flowCommon StockSEC:0001031235-25-000001:0
2,400 shares@ US$4.89993.0% of flowCommon StockSEC:0001031235-24-000008:0
Ideal exit: 22 Feb 2025 (T+270)
12,672 shares@ US$4.3214.0% of flowCommon StockSEC:0001031235-24-000004:0
1,200 shares@ US$4.82361.5% of flowCommon StockSEC:0001031235-23-000010:0
Ideal exit: 12 Aug 2024 (T+270)
1,000 shares@ US$5.071.3% of flowCommon StockSEC:0001031235-23-000007:0
Ideal exit: 13 May 2024 (T+270)
1,500 shares@ US$5.101.9% of flowCommon StockSEC:0001019264-23-000001:0
Ideal exit: 9 Feb 2024 (T+270)
12,672 shares@ US$5.1116.6% of flowCommon StockSEC:0001031235-23-000004:0
100 shares@ US$5.170.1% of flowCommon StockSEC:0001031235-22-000013:0
Ideal exit: 15 Aug 2023 (T+270)
1,400 shares@ US$6.072.4% of flowCommon StockSEC:0001031235-22-000011:0
Ideal exit: 20 May 2023 (T+270)
1,700 shares@ US$5.740.016% mcap8.9% of flowCommon StockSEC:0001019264-22-000001:0
Ideal exit: 14 Feb 2023 (T+270)
8,025 shares@ US$5.52470.070% mcap38.9% of flowCommon StockSEC:0001716808-22-000004:0
1,000 shares@ US$5.120.0075% mcap4.2% of flowCommon StockSEC:0001019264-21-000003:0
Ideal exit: 21 May 2022 (T+270)
1,000 shares@ US$5.121.2% of flowCommon StockSEC:0001019264-21-000003
Ideal exit: 21 May 2022 (T+270)
1,000 shares@ US$5.100.0076% mcap4.2% of flowCommon StockSEC:0001019264-21-000002:0
Ideal exit: 17 May 2022 (T+270)
1,000 shares@ US$5.101.2% of flowCommon StockSEC:0001019264-21-000002
Ideal exit: 17 May 2022 (T+270)
18 of 18 declarations
About WINMILL MARK CAMPBELL
Mark Campbell is a director at Global Self Storage, Inc.
