13F

Investor

TRV GP VI, LLC

CIK 0001990716 · filed 2026-05-07 · SEC filing

13F book

$135.6M

Positions

3

Largest name

74.6%

Septerna, Inc. · SEPN

Est. mark

−$13M

Price effect on 3 names still held. Flow $0.
NameTickerSharesValueWeightEst. markChange
Septerna, Inc.SEPN4.21M$101.2M74.6%−$16.2MHeld
Rapport Therapeutics, Inc.RAPP969.2K$30.3M22.4%$920.8KHeld
Tango Therapeutics, Inc.TNGX194.2K$4.06M3.0%$2.34MHeld

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.