Affinity Asset Advisors, LLC
Position in NAMS — NewAmsterdam Pharma Co N.V.
CIK 1773195
NEW YORK, NY
Position in NAMS
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$14,555,400
+$842,850 QoQ
Shares Held
520,000
0.0% QoQ
Ownership
0.435%
of shares outstanding
% of Portfolio
0.73%
of 13F equity value
Holder Rank
#43
of 198 holders
Holding Since
Mar 2023
14 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in NAMS Over Time
Shares Held
Position Value (USD)
Derivatives in NAMS
reported options exposure · as of Mar 31, 2025CallValue
$2,042,906
CallShares
99,800
PutValue
$1,535,250
PutShares
75,000
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, 2026Affinity Asset Advisors, LLC holds $1,842,784,374 across 87 Biotechnology names. NAMS ranks #37 (0.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ROIV |
Roivant Sciences Ltd.
|
3,750,000 | $132,712,500 | |
| 2 | APGE |
Apogee Therapeutics, Inc.
|
987,000 | $131,004,510 | |
| 3 | SYRE |
Spyre Therapeutics, Inc.
|
1,279,134 | $113,561,516 | |
| 4 | XENE |
Xenon Pharmaceuticals Inc.
|
1,595,000 | $96,274,200 | |
| 5 | ERAS |
Erasca, Inc.
|
5,250,000 | $96,180,000 | |
| 6 | INSM |
INSMED Inc
|
650,000 | $69,303,000 | |
| 7 | PRAX |
Praxis Precision Medicines, Inc.
|
185,000 | $61,936,150 | |
| 8 | ORKA |
Oruka Therapeutics, Inc.
|
590,000 | $56,150,300 |
All Filings in NAMS
Export CSV
29 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 NAMSW | $5,235,650 | 245,000 | Shares | Sole | 2026-08-13 | |
| 2026-06-30 | $9,319,750 | 275,000 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 NAMSW | $4,909,800 | 245,000 | Shares | Sole | 2026-05-14 | |
| 2026-03-31 | $8,802,750 | 275,000 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 NAMSW | $5,635,000 | 245,000 | Shares | Sole | 2026-02-13 | |
| 2025-12-31 | $9,647,000 | 275,000 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 NAMSW | $4,191,950 | 245,000 | Shares | Sole | 2025-11-13 | |
| 2025-09-30 | $7,821,000 | 275,000 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 NAMSW | $1,960,000 | 245,000 | Shares | Sole | 2025-08-13 | |
| 2025-06-30 | $4,980,250 | 275,000 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 NAMSW | $2,175,193 | 241,957 | Shares | Sole | 2025-05-14 | |
| 2025-03-31 | $2,042,906 | 99,800 | Call | Sole | 2025-05-14 | |
| 2025-03-31 | $1,535,250 | 75,000 | Put | Sole | 2025-05-14 | |
| 2025-03-31 | $6,652,750 | 325,000 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 NAMSW | $3,390,573 | 237,935 | Shares | Sole | 2025-02-13 | |
| 2024-12-31 | $10,922,500 | 425,000 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 NAMSW | $1,490,818 | 212,974 | Shares | Sole | 2024-11-13 | |
| 2024-09-30 | $7,841,674 | 472,390 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 NAMSW | $1,766,663 | 202,599 | Shares | Sole | 2024-08-14 | |
| 2024-06-30 | $8,128,807 | 423,155 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 NAMSW | $2,236,692 | 202,599 | Shares | Sole | 2024-05-14 | |
| 2024-03-31 | $6,768,630 | 286,200 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 NAMSW | $428,810 | 137,000 | Shares | Sole | 2024-02-13 | |
| 2023-12-31 | $1,396,250 | 125,000 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 NAMSW | $260,300 | 137,000 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $1,156,250 | 125,000 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 NAMSW | $77,330 | 37,000 | Shares | Sole | 2023-08-21 | |
| 2023-06-30 | $1,189,000 | 100,000 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 NAMSW | $68,080 | 37,000 | Shares | Sole | 2023-05-15 | |
| No filing history on record for this holder in this stock. | ||||||