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Caption Management, LLC

Position in SEPN — Septerna, Inc.

CIK 1706766 OKLAHOMA CITY, OK

Position in SEPN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,272,820
New position
Shares Held
38,006
first reported quarter
Ownership
0.081%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#55
of 154 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 100% Shared 0% None 0%

Derivatives in SEPN

reported options exposure · as of Jun 30, 2026
CallValue
$14,735,600
CallShares
440,000
PutValue
$6,698,000
PutShares
200,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Caption Management, LLC holds $249,760,911 across 78 Biotechnology names. SEPN ranks #38 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SEPN

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,272,820 38,006
2026-06-30 $14,735,600 440,000
2026-06-30 $6,698,000 200,000