Position in GOSS
as of Jun 30, 2026
· filed Aug 10, 2026
Position Value
$2,127,633
+$2,127,633 QoQ
Shares Held
12,894,746
Ownership
2.64%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
#8
of 167 holders
Holding Since
Sep 2021
7 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Derivatives in GOSS
reported options exposure · as of Mar 31, 2026CallValue
$2,961
CallShares
9,000
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, 2026WOLVERINE ASSET MANAGEMENT LLC holds $7,555,385 across 34 Biotechnology names. GOSS ranks #1 (28.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GOSS |
Gossamer Bio, Inc.
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|
12,894,746 | $2,127,633 | |
| 2 | IONS |
Ionis Pharmaceuticals Inc
|
22,340 | $1,771,338 | |
| 3 | APGE |
Apogee Therapeutics, Inc.
|
10,909 | $1,447,951 | |
| 4 | TECH |
BIO-TECHNE Corp
|
10,471 | $739,776 | |
| 5 | JAZZ |
Jazz Pharmaceuticals plc
|
2,330 | $561,460 | |
| 6 | NVAX |
Novavax Inc
|
37,037 | $348,888 | |
| 7 | NAMS |
NewAmsterdam Pharma Co N.V.
|
14,925 | $318,947 | |
| 8 | IMCR |
Immunocore Holdings plc
|
2,822 | $89,598 |
All Filings in GOSS
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7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,127,633 | 12,894,746 | Shares | Defined | 2026-08-10 | |
| 2026-03-31 | $2,961 | 9,000 | Call | Defined | 2026-05-04 | |
| 2023-06-30 | $300,000 | 250,000 | Put | Defined | 2023-08-07 | |
| 2023-03-31 | $315,000 | 250,000 | Put | Defined | 2023-05-08 | |
| 2022-03-31 | $3,472,000 | 400,000 | Put | Defined | 2022-05-04 | |
| 2021-12-31 | $4,524,000 | 400,000 | Put | Defined | 2022-02-09 | |
| 2021-09-30 | $5,028,000 | 400,000 | Put | Defined | 2021-11-12 | |
| No filing history on record for this holder in this stock. | ||||||