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BNP PARIBAS ARBITRAGE, SA

Position in RYTM — Rhythm Pharmaceuticals, Inc.

CIK 1166588 NEW YORK, NY

Position in RYTM

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$21,557,775
+$3,942,952 QoQ
Shares Held
247,876
+50.6% QoQ
Ownership
0.362%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 0.ToString("F0")% Shared 100.ToString("F0")% None 0.ToString("F0")%

Common Shares in RYTM Over Time

Shares Held

Position Value (USD)

Derivatives in RYTM

reported options exposure · as of Mar 31, 2023
CallValue
$10,846
CallShares
608
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, 2026

BNP PARIBAS ARBITRAGE, SA holds $2,946,330,584 across 411 Biotechnology names. RYTM ranks #33 (0.7% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in RYTM

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $21,557,775 247,876
2025-12-31 $17,614,823 164,563
2025-09-30 $22,589,544 223,681
2025-06-30 $6,460,482 102,239
2025-03-31 $4,558,916 86,066
2024-12-31 $4,772,239 85,249
2024-09-30 $755,725 14,425
2024-06-30 $145,475 3,543
2024-03-31 $2,426,869 56,009
2023-12-31 $2,900,017 63,085
2023-09-30 $1,266,445 55,243
2023-06-30 $879,823 53,355
2023-03-31 $10,846 608
2023-03-31 $1,552,829 87,042
2022-12-31 $1,539,982 52,884
2022-09-30 $1,982,858 80,933
2022-06-30 $85,431 20,586
2022-03-31 $135,521 11,764
2021-12-31 $372,992 37,374
2021-09-30 $142,458 10,908
2021-06-30 $103,715 5,297
2021-03-31 $313,392 14,734
2020-12-31 $143,120 4,814
2020-09-30 $171,496 7,914
2020-06-30 $59,808 2,682
2020-03-31 $194,207 12,760