RC
SEPN

Rangeley Capital’s Septerna Inc SEPN Stock Holding History

Rangeley Capital’s Portfolio SEPN Stock Details SEPN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$956K Sell
39,800
-26,000
-40% -$683K 0.93% 36
2025
Q4 		$1.83M Sell
65,800
-22,200
-25% -$530K 1.52% 21
2025
Q3 		$1.66M Buy
88,000
+29,395
+50% +$386K 1.43% 19
2025
Q2 		$619K Buy
58,605
+5,655
+11% +$46.6K 0.74% 30
2025
Q1 		$307K Buy
+52,950
New +$605K 0.33% 45

Other funds holding SEPN

RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
TGV
TRV GP V Boston, Massachusetts $401M AUM 284.76% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
TGV
TRV GP VI Boston, Massachusetts $136M AUM 328.39% 1-Year Est. Return
SB
Samsara BioCapital Palo Alto, California $1.03B AUM 214.94% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return

Rangeley Capital's SEPN Position: Q1 2026 in Review

Rangeley Capital reduced its Septerna Inc (SEPN) stake by 40% in Q1 2026, selling an estimated $683K and leaving 39,800 shares worth $956K. The position accounts for 0.93% of the portfolio, ranked #36.

Rangeley Capital first reported a position in SEPN in Q1 2025 and has held it in 5 quarters since. The position peaked at $1.83M in Q4 2025. 124 funds tracked by Wall St. Rank hold SEPN as of Q1 2026.

  • Rangeley Capital held 39,800 shares of Septerna Inc worth $956K as of Q1 2026.
  • Rangeley Capital sold 26,000 Septerna Inc shares in Q1 2026, an estimated $683K.
  • Septerna Inc made up 0.93% of Rangeley Capital's portfolio in Q1 2026, its #36 holding.
  • Rangeley Capital first reported a position in Septerna Inc in Q1 2025 and has held it in 5 quarters since.
  • Rangeley Capital's Septerna Inc position peaked at $1.83M in Q4 2025.
  • 124 funds tracked by Wall St. Rank held Septerna Inc as of Q1 2026.

Based on Rangeley Capital's 13F filing for Q1 2026, filed 15 May 2026.