SEPN

SEPTERNA INC

Data as of 2026 Q2 (06-30) · 13F snapshot

Summary

SEPTERNA INC (SEPN) is held as common stock by 5 tracked hedge-fund managers, with a combined reported value of ~$4.58M; the largest are Izzy Englander, Renaissance Technologies, Paul Tudor Jones. 2 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 3 new, 1 added, 1 trimmed. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.

Attention · MediumThis quarter · Heating up

Common-stock holders52 also report options

Congress trades0

Price$39.74vs quarter-end+18.66%

Sectors0

This quarter's moves

New3

Added1

Trimmed / sold1

Top holder

Izzy Englander

Common-stock positions

PUT and CALL disclosures are excluded from these holder counts and values.

Investor	Period	Value	Shares	% of portfolio	Action

PUT / CALL disclosures

Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.

Paul Tudor JonesCALL—

Value $6.70M— of portfolio200,0002026 Q2

Paul Tudor JonesPUT—

Value $3.35M— of portfolio100,0002026 Q2

Ken GriffinCALL—

Value $2.74M— of portfolio81,8002026 Q2

Investor	Period	Value	Shares	% of portfolio	Action
Paul Tudor JonesCALL	2026 Q2	$6.70M	200,000	—	—
Paul Tudor JonesPUT	2026 Q2	$3.35M	100,000	—	—
Ken GriffinCALL	2026 Q2	$2.74M	81,800	—	—

Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.