Yann Mazabraud Rhythm Pharmaceuticals, Inc. (RYTM) insider trading activity

Yann Mazabraud is EVP, Head of International of RHYTHM PHARMACEUTICALS, INC.. Currently has a direct ownership of 37,655 shares of RYTM, which is worth approximately $2.33 Million. The most recent transaction as insider was on Apr 29, 2025, when has been sold 6,745 shares (Common Stock) at a price of $65.08 per share, resulting in proceeds of $438,964. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 37.7K

6.73% 3M change

7.99% 12M change

Total Value Held $2.33 Million

Yann Mazabraud Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Apr 29 2025	SELL Open market or private sale	$438,964 $65.08 p/Share	6,745 Reduced 15.19%	37,655 Common Stock
Apr 15 2025	BUY Exercise of conversion of derivative security	-	11,405 Added 20.44%	44,400 Common Stock
Apr 14 2025	BUY Exercise of conversion of derivative security	-	10,375 Added 23.92%	32,995 Common Stock
Apr 08 2025	SELL Open market or private sale	$1,082,040 $60.96 p/Share	17,750 Reduced 43.97%	22,620 Common Stock
Mar 14 2025	SELL Open market or private sale	$3,844,500 $51.26 p/Share	75,000 Reduced 65.01%	40,370 Common Stock
Mar 14 2025	BUY Exercise of conversion of derivative security	$1,671,000 $22.28 p/Share	75,000 Added 39.4%	115,370 Common Stock
Feb 16 2025	BUY Exercise of conversion of derivative security	-	5,500 Added 11.99%	40,370 Common Stock
Apr 14 2024	SELL Exercise of conversion of derivative security	-	10,375 Reduced 22.93%	34,870 Common Stock
Mar 19 2024	SELL Open market or private sale	$627,520 $39.22 p/Share	16,000 Reduced 39.51%	24,495 Common Stock
Feb 16 2024	BUY Grant, award, or other acquisition	-	33,750 Added 45.46%	40,495 Common Stock
Feb 13 2024	SELL Open market or private sale	$47,696 $49.84 p/Share	957 Reduced 12.43%	6,745 Common Stock
Feb 12 2024	SELL Open market or private sale	$81,899 $51.38 p/Share	1,594 Reduced 17.15%	7,702 Common Stock
Feb 11 2024	BUY Exercise of conversion of derivative security	-	2,031 Added 17.93%	9,296 Common Stock
Feb 09 2024	BUY Exercise of conversion of derivative security	-	3,438 Added 32.12%	7,265 Common Stock
Feb 14 2023	SELL Open market or private sale	$31,814 $27.03 p/Share	1,177 Reduced 23.52%	3,827 Common Stock
Feb 11 2023	BUY Exercise of conversion of derivative security	-	2,031 Added 28.87%	5,004 Common Stock
Feb 09 2023	SELL Open market or private sale	$42,817 $27.66 p/Share	1,548 Reduced 34.13%	2,988 Common Stock
Feb 09 2023	BUY Exercise of conversion of derivative security	-	3,438 Added 43.12%	4,536 Common Stock
Feb 15 2022	SELL Open market or private sale	$5,697 $6.1 p/Share	934 Reduced 45.96%	1,098 Common Stock
Feb 11 2022	BUY Exercise of conversion of derivative security	-	2,032 Added 50.0%	2,032 Common Stock

Yann Mazabraud

EVP, Head of International

Boston, MA

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