Massachusetts Financial Services
SEPN

Massachusetts Financial Services’s Septerna Inc SEPN Stock Holding History

Massachusetts Financial Services’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 		$249K Buy
+10,382
New +$273K ﹤0.01% 930

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

Massachusetts Financial Services's SEPN Position: Q1 2026 in Review

Massachusetts Financial Services opened a new position in Septerna Inc (SEPN) in Q1 2026: 10,382 shares worth $249K. The stake represents ﹤0.01% of the portfolio and ranks #930 among its holdings.

124 funds tracked by Wall St. Rank hold SEPN as of Q1 2026.

  • Massachusetts Financial Services held 10,382 shares of Septerna Inc worth $249K as of Q1 2026.
  • Septerna Inc was a new Massachusetts Financial Services position in Q1 2026.
  • Septerna Inc made up ﹤0.01% of Massachusetts Financial Services's portfolio in Q1 2026, its #930 holding.
  • 124 funds tracked by Wall St. Rank held Septerna Inc as of Q1 2026.

Based on Massachusetts Financial Services's 13F filing for Q1 2026, filed 14 May 2026.