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CITADEL ADVISORS LLC

Position in NAMS — NewAmsterdam Pharma Co N.V.

CIK 1423053 MIAMI, FL

Position in NAMS

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$21,886,331
-$906,837 QoQ
Shares Held
645,805
-9.3% QoQ
Ownership
0.540%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#34
of 198 holders
Holding Since
Sep 2023
12 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 Jun 30, 2026
CallValue
$1,301,376
CallShares
38,400
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 Jun 30, 2026

CITADEL ADVISORS LLC holds $6,088,670,159 across 436 Biotechnology names. NAMS ranks #56 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in NAMS

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29 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,301,376 38,400
2026-06-30 $21,886,331 645,805
2026-03-31 $973,104 30,400
2026-03-31 $787,446 24,600
2026-03-31 $22,793,168 712,064
2025-12-31 $2,080,244 59,300
2025-12-31 $1,929,400 55,000
2025-12-31 $22,284,464 635,247
2025-09-30 $1,262,736 44,400
2025-09-30 $972,648 34,200
2025-09-30 $5,871,750 206,461
2025-06-30 $755,187 41,700
2025-06-30 $5,797,789 320,143
2025-06-30 $661,015 36,500
2025-03-31 $1,758,373 85,900
2025-03-31 $1,572,096 76,800
2025-03-31 $13,959,168 681,933
2024-12-31 $25,078,856 975,831
2024-12-31 $2,670,230 103,900
2024-12-31 $1,112,810 43,300
2024-09-30 $59,760 3,600
2024-09-30 $275,560 16,600
2024-09-30 $8,672,918 522,465
2024-06-30 $61,472 3,200
2024-06-30 $4,113,898 214,154
2024-06-30 $17,289 900
2024-03-31 $10,744,999 454,334
2023-12-31 $235,083 21,046
2023-09-30 $290,422 31,397