WINMILL & CO. INC

PrivateCIK: 52234
Location

WALPOLE, NH

WINMILL & CO. INC purchased 16.4% of their position (13.73K shares) of GLOBAL SELF STORAGE, INC. on the open market

Open‑market purchase worth $69.5K — a significant 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
+13.73K
Net shares
Net buyer
$69.5K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
13.73K acquired
Non-Derivative Transactions2

Common Stock

Direct
P · Purchase

Shares

+6.69K

Price / share

$5.03

Trade value

$33.65K

% of position

8.0%
11/13/2025
83.86K90.55K

Common Stock

Direct
P · Purchase

Shares

+7.04K

Price / share

$5.09

Trade value

$35.84K

% of position

7.8%
11/14/2025
90.55K97.59K
Total

Net shares

+13.73K

Net value

$69.48K

Derivative Transactions0
No derivative transactions reported
WINMILL & CO. INC — Insider Transaction (Form 4) Filed Nov 14, 2025 | Finecho