Winmill Mark Campbell: insider trades.
Winmill Mark Campbell reported 4 non-derivative transactions on 1 SEC ownership filings in Q3 2026: 4 open-market purchases ($21K) and 0 sales, across 1 company.
- Transactions
- 4
- Purchases (P)
- 4
- Sales (S)
- 0
- Companies
- 1
- Name as filed
- WINMILL MARK CAMPBELL
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Global Self Storage, Inc. (SELF) | Director, Officer · President and CEO | 4 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-10 | Global Self Storage, Inc. | P | 292 | $5.16 | 372,582 | Form 4 |
| 2026-09-10 | Global Self Storage, Inc. | P | 50 | $5.16 | 372,290 | Form 4 |
| 2026-09-09 | Global Self Storage, Inc. | P | 1,600 | $5.16 | 370,182 | Form 4 |
| 2026-09-09 | Global Self Storage, Inc. | P | 2,058 | $5.16 | 372,240 | Form 4 |
Questions
What stock did Winmill Mark Campbell buy or sell?
Winmill Mark Campbell reported 4 non-derivative transactions on 1 SEC ownership filings in Q3 2026: 4 open-market purchases ($21K) and 0 sales, across 1 company.
Is Winmill Mark Campbell the same person as other filers with this name?
This page covers SEC CIK 1019264 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/winmill-mark-campbell-1019264.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.