RA CAPITAL MANAGEMENT, L.P.

PrivateCIK: 1346824
Location

BOSTON, MA

RA CAPITAL MANAGEMENT, L.P. purchased 10.2% of their position (314.56K shares) of CLIMB BIO, INC. on the open market

Open‑market purchase worth $754.7K — a moderate purchase. The strongest form of insider conviction signal.

P · 2 purchases
InsiderRA CAPITAL MANAGEMENT, L.P.CIK 1346824
IssuerCLIMB BIO, INC.CIK 1768446
Director10% Owner
Since Aug 2021
+314.56K
Net shares
Net buyer
$754.7K
Total acquired
2
Open market trades
2B · 0S
4
Total transactions
20.75M acquired · 20.44M disposed
Non-Derivative Transactions3

Common Stock

Indirect
D · Disposition

Shares

20.44M

Price / share

Trade value

% of position

86.9%
12/11/2025
23.52M3.08M

Common Stock

Indirect
P · Purchase

Shares

+213.10K

Price / share

$2.18

Trade value

$464.56K

% of position

6.9%
12/11/2025
3.08M3.29M

Common Stock

Indirect
P · Purchase

Shares

+101.46K

Price / share

$2.86

Trade value

$290.18K

% of position

3.1%
12/12/2025
3.29M3.40M
Total

Net shares

20.13M

Net value

$754.74K

Derivative Transactions1

Pre-Funded Warrants (Right to Buy)

Indirect
A · Award
Converts to

Common Stock

20.44M shares

Shares

+20.44M

Strike price

0.0001

Held after

20.44M

Exercisable

12/11/2025
Non-Derivative Holdings (Post-Transaction)5

Common Stock

Indirect
Shares owned1.23M

Common Stock

Indirect
Shares owned2.48M

Common Stock

Indirect
Shares owned2.87M

Common Stock

Indirect
Shares owned841.09K

Common Stock

Indirect
Shares owned483.68K
Total
7.90M indirect7.90M
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
RA CAPITAL MANAGEMENT, L.P. — Insider Transaction (Form 4) Filed Dec 15, 2025 | Finecho