THIRD ROCK VENTURES V, L.P.

PrivateCIK: 1778071
Location

BOSTON, MA

THIRD ROCK VENTURES V, L.P. sold 4.1% of their position (276.51K shares) of RAPPORT THERAPEUTICS, INC. on the open market

Open‑market sale worth $11.09M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderTHIRD ROCK VENTURES V, L.P.CIK 1778071
10% Owner
Since Jun 2024
-276.51K
Net shares
Net seller
$11.09M
Total sold
2
Open market trades
0B · 2S
2
Total transactions
276.51K disposed
Non-Derivative Transactions2

Common Stock

Direct
S · Sale

Shares

271.50K

Price / share

$40.12

Trade value

$10.89M

% of position

4.0%
5/7/2026
6.71M6.44M

Common Stock

Direct
S · Sale

Shares

5.02K

Price / share

$40.31

Trade value

$202.26K

% of position

0.1%
5/8/2026
6.44M6.43M
Total

Net shares

276.51K

Net value

-$11.09M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned969.22K
Total
969.22K indirect969.22K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
THIRD ROCK VENTURES V, L.P. — Insider Transaction (Form 4) Filed May 11, 2026 | Finecho