ZIMMER STUART J.

PrivateCIK: 1858477
Location

NEW YORK, NY

ZIMMER STUART J. purchased 0.0% of their position (9.92K shares) of ATEGRITY SPECIALTY INSURANCE CO HOLDINGS on the open market

Open‑market purchase worth $192.9K — a small addition. The strongest form of insider conviction signal.

P · 2 purchases
InsiderZIMMER STUART J.CIK 1858477
Director10% Owner
Since Jun 2025
+9.92K
Net shares
Net buyer
$192.9K
Total acquired
2
Open market trades
2B · 0S
2
Total transactions
9.92K acquired
Non-Derivative Transactions2

Common Stock

Indirect
P · Purchase

Shares

+4.18K

Price / share

$19.45

Trade value

$81.27K

% of position

0.0%
9/25/2025
38.52M38.52M

Common Stock

Indirect
P · Purchase

Shares

+5.74K

Price / share

$19.44

Trade value

$111.63K

% of position

0.0%
9/26/2025
38.52M38.53M
Total

Net shares

+9.92K

Net value

$192.90K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned253.33K
Total
253.33K indirect253.33K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
ZIMMER STUART J. — Insider Transaction (Form 4) Filed Sep 29, 2025 | Finecho