RA CAPITAL MANAGEMENT, L.P.

PrivateCIK: 1346824
Location

BOSTON, MA

RA CAPITAL MANAGEMENT, L.P. sold 40.8% of their position (4.18M shares) of FULCRUM THERAPEUTICS, INC. on the open market

Open‑market sale worth $58.38M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderRA CAPITAL MANAGEMENT, L.P.CIK 1346824
10% Owner
Since Aug 2022
-4.18M
Net shares
Net seller
$58.38M
Total sold
3
Open market trades
0B · 3S
3
Total transactions
4.18M disposed
Non-Derivative Transactions3

Common Stock

Indirect
S · Sale

Shares

1.38M

Price / share

$13.33

Trade value

$18.36M

% of position

13.5%
12/8/2025
10.23M8.85M

Common Stock

Indirect
S · Sale

Shares

2.71M

Price / share

$14.28

Trade value

$38.65M

% of position

30.6%
12/8/2025
8.85M6.15M

Common Stock

Indirect
S · Sale

Shares

91.72K

Price / share

$14.98

Trade value

$1.37M

% of position

1.5%
12/8/2025
6.15M6.05M
Total

Net shares

4.18M

Net value

-$58.38M

Derivative Transactions0
No derivative transactions reported
RA CAPITAL MANAGEMENT, L.P. — Insider Transaction (Form 4) Filed Dec 10, 2025 | Finecho