TRV GP VI, LLC — 13F Holdings

2026 Q2  ·  4 Positions

2026 Q2 Portfolio Activity

In 2026 Q2, TRV GP VI, LLC maintained a portfolio of 4 distinct positions. The most significant new addition was SEAPORT THEREAPEUTICS, INC., now representing 19.27% of the total fund value.
Position History hover any row below to update
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TRV GP VI, LLC Boston, MA Venture Capital AUM $232M
PCA Score Concentration Risk
Risk ENB
Total Positions
4
Quarter
2026 Q2
Top Holding
SEPN (60.7%)
Top 10 Concentration
100.0%
Turnover Rate
23.4%
Sector HHI
0.18
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Showing 1-4 of 4

TRV GP VI, LLC Full Holdings List — 2026 Q2

Stock History Sector / Type Port % Prev % Rank / Prev Conviction
Freshness
Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
SEPN
SEPTERNA, INC.
Healthcare 60.72% 74.64% #1
Prev: #1
7.0
no change no change
P
S
4,211,659 $141,048,460
$18.60 +108.9%
$33.49 +16.0%
2024 Q4 13F Filing 2026-06-30 2026-08-10
N/A
SEAPORT THEREAP...
Unknown 19.27% #2
Prev: #—
9.0
2,061,222
NEW
2,061,222 $44,769,742 13F Filing 2026-06-30 2026-08-10
RAPP
RAPPORT THERAPE...
Healthcare 17.39% 22.37% #3 1
Prev: #2
6.0
no change no change
P
S
969,218 $40,387,314
$17.74 +164.8%
$41.67 +12.7%
2024 Q4 13F Filing 2026-06-30 2026-08-10
TNGX
TANGO THERAPEUT...
Healthcare 2.61% 3.00% #4 1
Prev: #3
2.5
no change no change
P
S
194,174 $6,069,879 2024 Q4 13F Filing 2026-06-30 2026-08-10
Showing 1-4 of 4 holdings

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