Perceptive Advisors LLC Rhythm Pharmaceuticals, Inc. Transaction History

Perceptive Advisors LLC

$44.8 Billion
Q3 2025

A detailed history of Perceptive Advisors LLC transactions in Rhythm Pharmaceuticals, Inc. stock. As of the latest transaction made, Perceptive Advisors LLC holds 419,104,969 shares of RYTM stock, worth $41.7 Billion. This represents 94.44% of its overall portfolio holdings.

Number of Shares

419,104,969

Previous 2,418,299 17230.57%

Holding current value

$41.7 Billion

Previous $153 Million 27597.7%

% of portfolio

94.44%

Previous 6.71%

19 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$65.14 - $104.57 $27.1 Billion - $43.6 Billion	416,686,670 Added 17230.57%	419,104,969 $42.3 Billion
Q2 2025 Aug 14, 2025	SELL	$46.95 - $68.11 $6.11 Million - $8.86 Million	-130,146 Reduced 5.11%	2,418,299 $153 Million
Q1 2025 May 15, 2025	SELL	$48.56 - $61.02 $55 Million - $69.1 Million	-1,132,028 Reduced 30.76%	2,548,445 $135 Million
Q4 2024 Feb 14, 2025	BUY	$46.91 - $67.33 $5.64 Million - $8.1 Million	120,259 Added 3.38%	3,680,473 $206 Million
Q3 2024 Nov 14, 2024	BUY	$40.81 - $55.0 $4.64 Million - $6.25 Million	113,635 Added 3.3%	3,560,214 $187 Million

Q2 2024 Aug 14, 2024	BUY	$35.41 - $44.37 $6.3 Million - $7.9 Million	178,000 Added 5.45%	3,446,579 $142 Million
Q1 2024 May 15, 2024	BUY	$39.12 - $52.44 $43.6 Million - $58.4 Million	1,114,469 Added 51.74%	3,268,579 $142 Million
Q4 2023 Feb 14, 2024	BUY	$21.39 - $49.64 $37.9 Million - $88 Million	1,773,282 Added 465.64%	2,154,110 $99 Million
Q3 2023 Nov 14, 2023	BUY	$15.81 - $27.8 $6.02 Million - $10.6 Million	380,828 New	380,828 $8.73 Million
Q2 2020 Aug 14, 2020	SELL	$14.41 - $25.35 $2.46 Million - $4.33 Million	-170,859 Closed	0 $0
Q4 2019 Feb 14, 2020	BUY	$19.53 - $25.5 $3.34 Million - $4.36 Million	170,859 New	170,859 $3.92 Million
Q3 2019 Nov 14, 2019	SELL	$18.62 - $24.51 $4.9 Million - $6.45 Million	-262,970 Closed	0 $0
Q2 2019 Aug 14, 2019	SELL	$21.11 - $28.48 $5.07 Million - $6.84 Million	-240,000 Reduced 47.72%	262,970 $5.79 Million
Q1 2019 May 15, 2019	SELL	$24.76 - $31.66 $153,908 - $196,798	-6,216 Reduced 1.22%	502,970 $13.8 Million
Q4 2018 Feb 14, 2019	SELL	$24.11 - $31.34 $3.74 Million - $4.86 Million	-155,000 Reduced 23.34%	509,186 $13.8 Million
Q3 2018 Nov 14, 2018	SELL	$26.99 - $35.85 $3.68 Million - $4.89 Million	-136,500 Reduced 17.05%	664,186 $19.4 Million
Q2 2018 Aug 14, 2018	BUY	$17.02 - $35.2 $3.55 Million - $7.34 Million	208,400 Added 35.19%	800,686 $25 Million
Q1 2018 May 15, 2018	SELL	$19.9 - $32.25 $3.04 Million - $4.93 Million	-152,849 Reduced 20.51%	592,286 $11.8 Million
Q4 2017 Feb 14, 2018	BUY	$22.0 - $30.51 $16.4 Million - $22.7 Million	745,135	745,135 $21.7 Million

Others Institutions Holding RYTM

# of Institutions

282

Shares Held

486M

Call Options Held

498K

Put Options Held

150K

View Full List

About RHYTHM PHARMACEUTICALS, INC.

Ticker RYTM
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 55,720,000
Market Cap $5.54B
Description
Rhythm Pharmaceuticals, Inc., a commercial-stage biopharmaceutical company, focuses on the development and commercialization of therapeutics for the treatment of rare genetic diseases of obesity. The company's lead product candidate is IMCIVREE, a potent melanocortin-4 receptor for the treatment of pro-opiomelanocortin (POMC), proprotein convert...

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Perceptive Advisors LLC Rhythm Pharmaceuticals, Inc. Transaction History