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SELF · Global Self Storage, Inc.
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SELF Global Self Storage (SELF) Insider Trading, Ownership & Congress Trades

Real Estate · Real estate investment trusts · CIK 0001031235
Quote by TradingView
Cluster · 3 insidersC-suite buying · 1
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
26
13F, latest reported quarter

What the filings say about SELF

Insiders, 180 days
+$487.1K net bought
3 buyers

Global Self Storage insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, Global Self Storage, Inc. insiders bought a net $487.1K of stock across 110 Form 4 purchases and sales, with 3 insiders buying. Source: SEC Form 4 filings, as of 2026-10-27.

Insider
Filed
Shares
Value
Since filing
WINMILL MARK CAMPBELL
President and CEO
BUY
2026-09-11 SECtraded 2026-09-10
50
$258
-2.9%
Context
  • 35 earlier Form 4 trades (code P or S) here by this insider (35 buys), the last on Sep 9, 2026.
  • +3.3% median (+1.0% mean) 90-day return after 15 previous buys.
  • The trade is 0.0% of the 372,290 shares held after it.
  • 2 other insiders bought within 30 days.
  • 26 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and CEO WINMILL MARK CAMPBELL bought about $258 of SELF on Sep 10, 2026; 2 other insiders bought within 30 days and 26 funds added in the latest 13F quarter.
WINMILL MARK CAMPBELL
President and CEO
BUY
2026-09-11 SECtraded 2026-09-10
292
$1.5K
-2.9%
Context
  • 35 earlier Form 4 trades (code P or S) here by this insider (35 buys), the last on Sep 9, 2026.
  • +3.3% median (+1.0% mean) 90-day return after 15 previous buys.
  • The trade is 0.1% of the 372,582 shares held after it.
  • 2 other insiders bought within 30 days.
  • 26 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and CEO WINMILL MARK CAMPBELL bought about $1.5K of SELF on Sep 10, 2026; 2 other insiders bought within 30 days and 26 funds added in the latest 13F quarter.
WINMILL MARK CAMPBELL
President and CEO
BUY
2026-09-11 SECtraded 2026-09-09
1,600
$8.3K
-2.9%
Context
  • 33 earlier Form 4 trades (code P or S) here by this insider (33 buys), the last on May 14, 2026.
  • +3.3% median (+1.0% mean) 90-day return after 15 previous buys.
  • The trade is 0.4% of the 370,182 shares held after it.
  • 2 other insiders bought within 30 days.
  • 26 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and CEO WINMILL MARK CAMPBELL bought about $8.3K of SELF on Sep 9, 2026; 2 other insiders bought within 30 days and 26 funds added in the latest 13F quarter.
WINMILL MARK CAMPBELL
President and CEO
BUY
2026-09-11 SECtraded 2026-09-09
2,058
$10.6K
-2.9%
Context
  • 33 earlier Form 4 trades (code P or S) here by this insider (33 buys), the last on May 14, 2026.
  • +3.3% median (+1.0% mean) 90-day return after 15 previous buys.
  • The trade is 0.6% of the 372,240 shares held after it.
  • 2 other insiders bought within 30 days.
  • 26 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and CEO WINMILL MARK CAMPBELL bought about $10.6K of SELF on Sep 9, 2026; 2 other insiders bought within 30 days and 26 funds added in the latest 13F quarter.
WINMILL & CO. INC
BUY
2026-08-26 SEC
7,761
$43.8K
-11.6%
Context
  • 45 earlier Form 4 trades (code P or S) here by this insider (45 buys), the last on Aug 25, 2026.
  • -0.3% median (-0.5% mean) 90-day return after 19 previous buys.
  • The trade is 3.4% of the 228,512 shares held after it.
  • 2 other insiders bought within 30 days.
  • 26 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Insider WINMILL & CO. INC bought about $43.8K of SELF on Aug 26, 2026; 2 other insiders bought within 30 days and 26 funds added in the latest 13F quarter.
110 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
Showing the latest few. to see 105 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net +$487.1K over 180 days
+$465.8K over 90 days
more than 87% of Real Estate
Congress
no House purchase disclosed in the last 12 months
Funds
26 funds bought in last quarter
below 84% of Real Estate
Revenue
+1.4% year over year
below 62% of Real Estate
Margin
16.0% net margin
more than 60% of Real Estate
Buybacks
no share repurchases reported
Short interest
0.3% of the float short (float per yahoo 2026-10-26) · 1.0 days to cover · settled 2026-09-30
below 87% of Real Estate
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch SELF

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
+2.3%12M
-2%+5%+11%+17%2025-102025-122026-022026-042026-062026-082026-10 2026-08-24 · WINMILL & CO. INC bought $45.0K2026-08-26 · WINMILL & CO. INC bought $43.8K2026-08-25 · WINMILL & CO. INC bought $42.7K2026-08-21 · WINMILL & CO. INC bought $38.8K2026-08-17 · WINMILL & CO. INC bought $37.9K2026-08-20 · WINMILL & CO. INC bought $37.4K2026-08-19 · WINMILL & CO. INC bought $37.2K2025-11-14 · WINMILL & CO. INC bought $35.8K2025-11-13 · WINMILL & CO. INC bought $33.7K2026-08-12 · WINMILL & CO. INC bought $32.2K2025-11-19 · WINMILL & CO. INC bought $31.9K2025-11-17 · WINMILL & CO. INC bought $31.9K2025-11-21 · WINMILL & CO. INC bought $31.7K2026-08-14 · WINMILL & CO. INC bought $31.5K2025-12-04 · WINMILL MARK CAMPBELL bought $30.8K2025-12-03 · WINMILL MARK CAMPBELL bought $30.8K2026-08-18 · WINMILL & CO. INC bought $30.5K2025-11-12 · WINMILL & CO. INC bought $30.5K2026-08-11 · WINMILL & CO. INC bought $30.4K2025-11-20 · WINMILL & CO. INC bought $29.8K2026-08-13 · WINMILL & CO. INC bought $29.3K2025-11-18 · WINMILL & CO. INC bought $29.0K2025-11-26 · WINMILL & CO. INC bought $25.2K2025-11-25 · WINMILL & CO. INC bought $23.6K2026-05-14 · WINMILL MARK CAMPBELL bought $21.3K2025-11-24 · WINMILL & CO. INC bought $20.9K2025-12-05 · WINMILL MARK CAMPBELL bought $18.3K2025-11-28 · WINMILL & CO. INC bought $17.2K2025-12-01 · WINMILL & CO. INC bought $15.9K2026-09-09 · WINMILL MARK CAMPBELL bought $10.6K2025-11-11 · WINMILL & CO. INC bought $10.3K2026-08-13 · BURKE RUSSELL E III bought $8.5K2026-09-09 · WINMILL MARK CAMPBELL bought $8.3K2025-12-05 · WINMILL MARK CAMPBELL bought $4.0K2025-12-02 · Klimoski Donald II bought $2.3K2026-09-10 · WINMILL MARK CAMPBELL bought $1.5K2026-09-10 · WINMILL MARK CAMPBELL bought $258
Insider buy
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns SELF: institutional holders (13F)

13F holdings, latest reported quarter
WINMILL & CO. INC
586,500 sh
$3.1M
VANGUARD CAPITAL MANAGEMENT LLC
434,491 sh
$2.3M
BlackRock, Inc.
397,495 sh
$2.1M
MARATHON CAPITAL MANAGEMENT
260,784 sh
$1.4M
Private Capital Management, LLC
223,337 sh
$1.2M

Congress trades in SELF

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

SELF planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

SELF mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
COMMONWEALTH REAL ESTATE SECURITIES FUND
$198.9K position · as of 2026-07-31
1.3%
AlphaCentric Real Income Fund
$157.2K position · as of 2026-06-30
0.4%
iShares Micro-Cap ETF
$196.2K position · as of 2026-06-30
0.0%
T. Rowe Price Extended Equity Market Index Fund
$104.6K position · as of 2026-06-30
0.0%
1290 VT Micro Cap Portfolio
$10.8K position · as of 2026-06-30
0.0%
SA Real Estate Securities Fund
$5.2K position · as of 2026-06-30
0.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$693.5K
$644.6K
$292.7K
+1%
n/a
2024
$813.3K
$906.4K
$354.1K
+22%
n/a
2023
$593.1K
$592.1K
$269.0K
+1%
n/a
2022
$526.3K
$512.8K
$208.6K
-10%
n/a
2021
$588.0K
$660.5K
$247.3K
+49%
n/a
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
3 insiders reported buying shares.
The record shows a net $487.1K bought by insiders over 180 days, 26 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
EQIXBRTACRFPHIRMNYCSPGOPENMDVMDRRAATAXR

SELF financials

Revenue growth
+1.4%
XBRL, annual
Net margin
16.0%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$12.8M
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
+16.6%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
n/a
capex not filed for the four quarters
Debt to equity
n/a
no debt line filed
Cash flow to debt
n/a
no debt line filed
Return on equity
+4.5%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
+3.3%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
tax provision or pre-tax income not filed for the four quarters
Return on capital employed
n/a
assets or current liabilities not filed
P/E, trailing
27.11x
close 2026-10-23 over four quarters of diluted EPS, 2025-07-01 to 2026-06-30
Enterprise value
n/a
no debt line filed
FCF yield
n/a
capex not filed for the four quarters
PEG, trailing
n/a
trailing EPS growth -18%, PEG needs growth
Price as of 2026-10-23. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$12.7M$12.5M$12.2M$11.9M
Operating income$3.0M$2.9M$3.1M$3.5M
Net income$2.0M$2.1M$2.9M$2.1M
EPS (diluted)0.180.190.260.19
Operating cash flow$4.5M$4.3M$4.5M$4.8M
Cash$7.4M$7.2M$6.9M$6.9M
Dividends paid$3.3M$3.3M$3.2M$3.0M
SEC XBRL, fiscal years, as known on 2026-10-27

SELF Stock Sonar score 5/7 axes

Find similar shapesCompare

SELF ranks highest on risk and compliance (93rd percentile) and insider conviction (88th), and lowest on institutional and government (16th), among Real Estate peers.

ProfitGrowthInsidersInstitutionsRisk
Profitability
63
Inputs
  • Return on equity+4.5% · 55 pct, sector of 230
  • Return on assets+3.3% · 71 pct, sector of 255
  • Return on invested capitaltax provision or pre-tax income not filed for the four quarters
  • Return on capital employedassets or current liabilities not filed
Growth
38
Inputs
  • Revenue growth, YoY+1.4% · 38 pct, sector of 244
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
88
Inputs
  • Net Form 4 buying (codes P and S), 180d$487K · 87 pct, sector of 156
  • Insider buyers, 180d3 · 90 pct, sector of 158
Institutional and government
16
Inputs
  • Funds adding, latest quarter26 · 16 pct, sector of 171
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
93
Inputs
  • Short interest, % of float+0.3% · 91 pct, sector of 256
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-K+1.9% · 96 pct, sector of 212
2 not measured: Financial health, US patents
  • Financial health needs 1 of 2 inputs, 0 present: no debt line filed
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

SELF filings, in plain words

Are Global Self Storage insiders buying or selling SELF?

In the 180 days to 2026-10-27, Global Self Storage insiders were net buyers, a net $487.1K across purchases and sales reported on Form 4, by 3 buyers.

Read the full summary

In the 180 days to 2026-10-27, Global Self Storage insiders were net buyers of SELF, a net $487.1K across purchases and sales reported on Form 4 by 3 buyers. 3 different insiders reported purchases within the last 90 days, a cluster buy, which is rarer than a single purchase. Each figure is counted from SEC and House filings as of 2026-10-27, dated the day the filing was made public.

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