RA CAPITAL MANAGEMENT, L.P. sold 67.3% of their position (1.49M shares) of SEPTERNA, INC. on the open market
Open‑market sale worth $63.45M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 2 sales
Filed: 8/14/2026ACC: 0001231919-26-000938
Director10% Owner
Since Oct 2024
-1.49M
Net shares
Net seller
$63.45M
Total sold
2
Open market trades
0B · 2S
2
Total transactions
1.49M disposed
Non-Derivative Transactions2
Common Stock
Indirect
Shares
−746.50K
Price / share
$42.50
Trade value
$31.73M
% of position
13.5%
8/12/2026
5.52M→4.78M
Common Stock
Indirect
Shares
−746.50K
Price / share
$42.50
Trade value
$31.73M
% of position
50.7%
8/12/2026
1.47M→725.44K
Total
Net shares
−1.49M
Net value
-$63.45M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 8/12/2026 | S · Sale | −746.50K | $42.50 | $31.73M | 13.5% | 5.52M | 4.78M |
| Common Stock Indirect | 8/12/2026 | S · Sale | −746.50K | $42.50 | $31.73M | 50.7% | 1.47M | 725.44K |
| Total | −1.49M | -$63.45M | ||||||
Derivative Transactions0
No derivative transactions reported