Balyasny Asset Management L.P.

Position in RYTM — Rhythm Pharmaceuticals, Inc.

CIK 1218710 Chicago, IL

Position in RYTM

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$4,606,539

-$3,130,526 QoQ

Shares Held

52,967

-26.7% QoQ

Ownership

0.077%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2022

8 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

Balyasny Asset Management L.P. holds $2,162,763,632 across 176 Biotechnology names. RYTM ranks #93 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TERN	Terns Pharmaceuticals, Inc.	2,779,445	$146,532,340
2	ERAS	Erasca, Inc.	5,143,985	$83,229,677
3	TNGX	Tango Therapeutics, Inc.	3,826,659	$80,053,706
4	APLS	Apellis Pharmaceuticals, Inc.	1,917,501	$77,141,065
5	BMRN	Biomarin Pharmaceutical Inc	1,362,752	$76,981,860
6	CYTK	Cytokinetics Inc	992,545	$65,418,640
7	DAWN	Day One Biopharmaceuticals, Inc.	2,625,235	$56,285,038
8	FOLD	AMICUS THERAPEUTICS, INC.	3,827,513	$55,345,837

8 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,606,539	52,967	-26.7%	Shares	Sole	2026-05-15
2025-12-31	$7,737,065	72,282	-79.3%	Shares	Sole	2026-02-17
2025-09-30	$35,347,307	350,008	+547.1%	Shares	Sole	2025-11-14
2025-06-30	$3,417,820	54,088	-84.8%	Shares	Sole	2025-08-14
2025-03-31	$18,842,064	355,712	+157.1%	Shares	Sole	2025-05-15
2024-12-31	$7,745,560	138,363	+748.2%	Shares	Sole	2025-02-14
2023-03-31	$291,023	16,313	+2029.6%	Shares	Other	2023-05-15
2022-12-31	$22,305	766	—	Shares	Other	2023-02-14
No filing history on record for this holder in this stock.