THOMPSON PETER A.

PrivateCIK: 1357522
Location

NEW YORK, NY

THOMPSON PETER A. sold 0.9% of their position (33.36K shares) of SIONNA THERAPEUTICS, INC. on the open market

Open‑market sale worth $1.49M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderTHOMPSON PETER A.CIK 1357522
IssuerSIONNA THERAPEUTICS, INC.CIK 2036042
Director
Since Feb 2026
-33.36K
Net shares
Net seller
$1.49M
Total sold
1
Open market trades
0B · 1S
1
Total transactions
33.36K disposed
Non-Derivative Transactions1

Common Stock

Indirect
S · Sale

Shares

33.36K

Price / share

$44.55

Trade value

$1.49M

% of position

0.9%
12/24/2025
3.60M3.56M
Total

Net shares

33.36K

Net value

-$1.49M

Derivative Transactions0
No derivative transactions reported
THOMPSON PETER A. — Insider Transaction (Form 4) Filed Dec 29, 2025 | Finecho