// company-profile

Global Self Storage, Inc. Insider Trading

SELF

Every SEC Form 4 insider trading filing for Global Self Storage, Inc. (SELF) — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC.

ExchangeNasdaqSectorReal Estate Investment TrustsInc.MDFilings71Insiders9
// api This Global Self Storage, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
curl "https://api.form4api.com/v1/transactions?ticker=SELF" -H "X-Api-Key: YOUR_API_KEY"

// activity-summary

No insider transactions in the last 30 days.

// 90-day insight

Over the last 90 days, Global Self Storage, Inc. insiders bought $22K across 3 transactions with no open-market sales.

  • Most active insider: WINMILL MARK CAMPBELL with 1 transaction totaling $21K.
  • Largest single purchase: $21K by WINMILL MARK CAMPBELL on May 14, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Global Self Storage, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$5.3M
QoQ change
-65.8%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 2012383
$1.8M
340K shares
#2
MARATHON CAPITAL MANAGEMENT
CIK 1213206
$1.4M
261K shares
#3
Kestra Advisory Services, LLC
CIK 1830819
$351,957
67K shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
May 14, 2026WINMILL MARK CAMPBELLSELF
Purchase
4,000$5.33$21K
May 12, 2026BURKE RUSSELL E IIISELF
Award
94$5.31$0K
May 12, 2026Zachary William ChesterSELF
Award
94$5.31$0K
Mar 31, 2026Zachary William ChesterSELF
Award
2,739$5.11$14K
Mar 31, 2026BURKE RUSSELL E IIISELF
Award
2,739$5.11$14K

45 more transactions hidden

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