SEPN — SEPTERNA INC

Ownership history in Rangeley Capital, LLC  ·  4 quarters on record

This page tracks every 13F SEC filing in which Rangeley Capital, LLC reported a position in SEPTERNA INC (SEPN). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
1.52% (2025 Q4)
Avg. % of fund
1.01%
First filed
2025 Q1
Last filed
2025 Q4
Quarters held
4
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 65,800 -22,200 -25.2% 1.52% $1.8M $27.88
2025 Q3 ADDED 88,000 +29,395 +50.2% 1.43% $1.7M $18.81
2025 Q2 ADDED 58,605 +5,655 +10.7% 0.74% $619K $10.57
2025 Q1 INITIATED 52,950 — — 0.33% $307K $5.79
% of Fund (quarterly)    SEPN price (monthly, adj. close)

Other funds also holding SEPN

As of 2025 Q4 — sorted by position size

TRV GP VI, LLC 79.05% TRV GP V, LLC 40.38% Samsara BioCapital, LLC 3Y 7Y 9.06% ADAR1 Capital Management, LLC 2.34% RA CAPITAL MANAGEMENT, L.P. 3Y 7Y 2.0% Siren, L.L.C. 1.66% BVF INC/IL 3Y 7Y 1.61% Catalio Capital Management, LP 1.45% First Light Asset Management, LLC 3Y 7Y 1.32% Casdin Capital, LLC 3Y 7Y 0.96%
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