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Optiver Holding B.V.

Position in RYTM — Rhythm Pharmaceuticals, Inc.

CIK 1859606 AMSTERDAM, P7

Position in RYTM

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$24,426
+$20,078 QoQ
Shares Held
220
+340.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#251
of 299 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 0% Shared 100% None 0%

Common Shares in RYTM Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Optiver Holding B.V. holds $14,292,945 across 180 Biotechnology names. RYTM ranks #36 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in RYTM

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $24,426 220
2026-03-31 $4,348 50
2025-12-31 $9,847 92
2025-09-30 $36,861 365
2025-06-30 $13,964 221
2025-03-31 $8,210 155