FEINBERG PETER

PrivateCIK: 1870076
Location

CAMBRIDGE, MA

FEINBERG PETER purchased 5.3% of their position (7.50K shares) of IMMUNEERING CORP on the open market

Open‑market purchase worth $52.7K — a moderate purchase. The strongest form of insider conviction signal.

P · 1 purchase
InsiderFEINBERG PETERCIK 1870076
IssuerIMMUNEERING CORPCIK 1790340
Director
Since Jul 2021
+7.50K
Net shares
Net buyer
$52.7K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
7.50K acquired
Non-Derivative Transactions1

Class A Common Stock

Direct
P · Purchase

Shares

+7.50K

Price / share

$7.03

Trade value

$52.73K

% of position

5.3%
9/30/2025
141.77K149.27K
Total

Net shares

+7.50K

Net value

$52.73K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)3

Class A Common Stock

Indirect
Shares owned392.24K

Class A Common Stock

Indirect
Shares owned115.44K

Class A Common Stock

Indirect
Shares owned476.62K
Total
984.30K indirect984.30K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
FEINBERG PETER — Insider Transaction (Form 4) Filed Oct 1, 2025 | Finecho