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BOOTHBAY FUND MANAGEMENT, LLC

Position in GOSS — Gossamer Bio, Inc.

CIK 1549230 NEW YORK, NY

Position in GOSS

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$0
+$0 QoQ
Shares Held
0
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2020
13 quarters on record

Common Shares in GOSS Over Time

Shares Held

Position Value (USD)

Derivatives in GOSS

reported options exposure · as of Mar 31, 2026
CallValue
$47,968
CallShares
145,800
PutValue
$0
PutShares
0

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

BOOTHBAY FUND MANAGEMENT, LLC holds $665,103,201 across 158 Biotechnology names.

# Ticker Company Shares Value (USD) Open

All Filings in GOSS

Export CSV
18 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $47,968 145,800
2025-12-31 $426,250 137,500
2025-12-31 $426,250 137,500
2023-12-31 $53,259 58,335
2022-09-30 $960,796 80,200
2022-09-30 $1,036,761 86,541
2022-06-30 $861,825 102,966
2022-06-30 $360,747 43,100
2022-03-31 $629,300 72,500
2021-12-31 $227,331 20,100
2021-12-31 $1,316,472 116,399
2021-09-30 $1,685,322 134,075
2021-09-30 $232,545 18,500
2021-06-30 $833,274 102,620
2021-03-31 $929,208 100,455
2020-12-31 $971,399 100,455
2020-09-30 $608,288 49,016
2020-06-30 $776,399 59,723