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TUDOR INVESTMENT CORP ET AL

Position in SEPN — Septerna, Inc.

CIK 923093 STAMFORD, CT

Position in SEPN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$970,071
+$466,754 QoQ
Shares Held
28,966
+60.4% QoQ
Ownership
0.062%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#62
of 154 holders
Holding Since
Jun 2025
3 quarters on record
Voting authority Sole 50% Shared 50% None 0%

Common Shares in SEPN Over Time

Shares Held

Position Value (USD)

Derivatives in SEPN

reported options exposure · as of Jun 30, 2026
CallValue
$6,698,000
CallShares
200,000
PutValue
$3,349,000
PutShares
100,000

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

TUDOR INVESTMENT CORP ET AL holds $411,209,149 across 107 Biotechnology names. SEPN ranks #62 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SEPN

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $970,071 28,966
2026-06-30 $6,698,000 200,000
2026-06-30 $3,349,000 100,000
2025-12-31 $503,317 18,053
2025-06-30 $177,163 16,761