TRV GP VI, LLC

Position in SEPN — Septerna, Inc.

CIK 1990716 Boston, MA

Position in SEPN

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$101,206,165

-$16,214,887 QoQ

Shares Held

4,211,659

0.0% QoQ

Ownership

9.34%

of shares outstanding

% of Portfolio

74.64%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2024

6 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

TRV GP VI, LLC holds $135,595,116 across 3 Biotechnology names. SEPN ranks #1 (74.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SEPN	Septerna, Inc. This page	4,211,659	$101,206,165
2	RAPP	Rapport Therapeutics, Inc.	969,218	$30,326,831
3	TNGX	Tango Therapeutics, Inc.	194,174	$4,062,120

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$101,206,165	4,211,659	0.0%	Shares	Sole	2026-05-07
2025-12-31	$117,421,052	4,211,659	0.0%	Shares	Sole	2026-02-13
2025-09-30	$79,221,305	4,211,659	0.0%	Shares	Sole	2025-11-13
2025-06-30	$44,517,235	4,211,659	0.0%	Shares	Sole	2025-08-08
2025-03-31	$24,385,505	4,211,659	+33.6%	Shares	Sole	2025-05-09
2024-12-31	$72,191,242	3,152,456	—	Shares	Sole	2025-02-13
No filing history on record for this holder in this stock.