Position in FBRX
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$26,207,951
-$775,441 QoQ
Shares Held
1,011,890
+2.3% QoQ
Ownership
7.29%
of shares outstanding
% of Portfolio
1.59%
of 13F equity value
Holder Rank
#5
of 68 holders
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in FBRX Over Time
Shares Held
Position Value (USD)
Derivatives in FBRX
reported options exposure · as of Dec 31, 2025CallValue
$610,848
CallShares
22,400
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 Mar 31, 2026Affinity Asset Advisors, LLC holds $1,518,254,571 across 81 Biotechnology names. FBRX ranks #20 (1.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APGE |
Apogee Therapeutics, Inc.
|
1,284,926 | $108,152,221 | |
| 2 | XENE |
Xenon Pharmaceuticals Inc.
|
1,675,000 | $97,401,250 | |
| 3 | ERAS |
Erasca, Inc.
|
5,350,000 | $86,563,000 | |
| 4 | INSM |
INSMED Inc
|
480,000 | $78,489,600 | |
| 5 | ROIV |
Roivant Sciences Ltd.
|
2,800,000 | $77,560,000 | |
| 6 | SYRE |
Spyre Therapeutics, Inc.
|
1,279,134 | $64,519,518 | |
| 7 | CNTA |
Centessa Pharmaceuticals plc
|
1,400,000 | $55,608,000 | |
| 8 | PRAX |
Praxis Precision Medicines, Inc.
|
170,000 | $54,772,300 |
All Filings in FBRX
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $26,207,951 | 1,011,890 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $610,848 | 22,400 | Call | Sole | 2026-02-13 | |
| 2025-12-31 | $26,983,392 | 989,490 | Shares | Sole | 2026-02-13 | |
| 2025-12-17 | $21,344,400 | 862,400 | Shares | Sole | 2025-12-23 | |
| No filing history on record for this holder in this stock. | ||||||