ORBIMED ADVISORS LLC sold 1.8% of their position (55.34K shares) of SIONNA THERAPEUTICS, INC. on the open market
Open‑market sale worth $2.47M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 4/22/2026ACC: 0000947871-26-000458
Director
Since Feb 2026
-55.34K
Net shares
Net seller
$2.47M
Total sold
2
Open market trades
0B · 2S
2
Total transactions
55.34K disposed
Non-Derivative Transactions2
Common Stock
Indirect
Shares
−52.40K
Price / share
$44.68
Trade value
$2.34M
% of position
1.7%
4/17/2026
3.02M→2.97M
Common Stock
Indirect
Shares
−2.95K
Price / share
$44.52
Trade value
$131.24K
% of position
0.1%
4/18/2026
2.97M→2.96M
Total
Net shares
−55.34K
Net value
-$2.47M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 4/17/2026 | S · Sale | −52.40K | $44.68 | $2.34M | 1.7% | 3.02M | 2.97M |
| Common Stock Indirect | 4/18/2026 | S · Sale | −2.95K | $44.52 | $131.24K | 0.1% | 2.97M | 2.96M |
| Total | −55.34K | -$2.47M | ||||||
Derivative Transactions0
No derivative transactions reported