WINMILL & CO. INC

PrivateCIK: 52234
Location

WALPOLE, NH

WINMILL & CO. INC purchased 8.5% of their position (10.29K shares) of GLOBAL SELF STORAGE, INC. on the open market

Open‑market purchase worth $52.6K — a moderate purchase. The strongest form of insider conviction signal.

P · 2 purchases
InsiderWINMILL & CO. INCCIK 52234
IssuerGLOBAL SELF STORAGE, INC.CIK 1031235
Other
Since Dec 2019
+10.29K
Net shares
Net buyer
$52.6K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
10.29K acquired
Non-Derivative Transactions2

Common Stock

Direct
P · Purchase

Shares

+6.23K

Price / share

$5.09

Trade value

$31.67K

% of position

5.1%
11/21/2025
121.53K127.75K

Common Stock

Direct
P · Purchase

Shares

+4.06K

Price / share

$5.14

Trade value

$20.90K

% of position

3.2%
11/24/2025
127.75K131.82K
Total

Net shares

+10.29K

Net value

$52.58K

Derivative Transactions0
No derivative transactions reported
WINMILL & CO. INC — Insider Transaction (Form 4) Filed Nov 24, 2025 | Finecho