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TUDOR INVESTMENT CORP ET AL

Position in GOSS — Gossamer Bio, Inc.

CIK 923093 STAMFORD, CT

Position in GOSS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$79,130
+$41,218 QoQ
Shares Held
479,581
+316.2% QoQ
Ownership
0.098%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#49
of 168 holders
Holding Since
Sep 2020
18 quarters on record
Voting authority Sole 50% Shared 50% None 0%

Common Shares in GOSS Over Time

Shares Held

Position Value (USD)

Derivatives in GOSS

reported options exposure · as of Dec 31, 2025
CallValue
$31,000
CallShares
10,000
PutValue
$930,000
PutShares
300,000

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. GOSS ranks #101 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in GOSS

Export CSV
20 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $79,130 479,581
2026-03-31 $37,912 115,237
2025-12-31 $930,000 300,000
2025-12-31 $155,000 50,000
2025-12-31 $31,000 10,000
2025-09-30 $131,770 50,103
2025-06-30 $57,150 46,464
2025-03-31 $51,110 46,464
2024-12-31 $42,049 46,464
2024-09-30 $45,813 46,464
2024-06-30 $41,864 46,464
2024-03-31 $54,827 46,464
2023-12-31 $42,421 46,464
2023-09-30 $38,704 46,464
2023-06-30 $55,756 46,464
2023-03-31 $58,544 46,464
2022-09-30 $561,466 46,867
2021-03-31 $333,592 36,064
2020-12-31 $146,703 15,171
2020-09-30 $161,900 13,046