Caption Management, LLC Alnylam Pharmaceuticals, Inc. Transaction History

Caption Management, LLC

$8.03 Billion
Q2 2025

A detailed history of Caption Management, LLC transactions in Alnylam Pharmaceuticals, Inc. stock. As of the latest transaction made, Caption Management, LLC holds 10,000 shares of ALNY stock, worth $4.3 Million. This represents 0.04% of its overall portfolio holdings.

Number of Shares

10,000

Previous 37,000 72.97%

Holding current value

$4.3 Million

Previous $9.99 Million 67.37%

% of portfolio

0.04%

Previous 0.1%

14 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2024 Nov 14, 2024	SELL	$233.81 - $287.01 $37.9 Million - $46.5 Million	-162,145 Reduced 95.07%	8,405 $2.31 Million
Q2 2024 Aug 14, 2024	BUY	$143.31 - $247.0 $8.09 Million - $13.9 Million	56,428 Added 49.45%	170,550 $41.4 Million
Q1 2024 May 15, 2024	BUY	$146.51 - $198.2 $13.6 Million - $18.3 Million	92,580 Added 429.77%	114,122 $17.1 Million
Q4 2023 Feb 14, 2024	SELL	$151.41 - $196.57 $2.42 Million - $3.14 Million	-15,958 Reduced 42.55%	21,542 $4.12 Million
Q3 2023 Nov 14, 2023	BUY	$170.77 - $211.65 $6.4 Million - $7.94 Million	37,500 New	37,500 $6.64 Million
Q1 2023 May 15, 2023	BUY	$182.66 - $235.53 $19,727 - $25,437	108 Added 3.73%	3,000 $600,000
Q4 2022 Feb 14, 2023	BUY	$185.53 - $241.31 $351,022 - $456,558	1,892 Added 189.2%	2,892 $687,000
Q3 2022 Nov 14, 2022	SELL	$138.54 - $232.0 $4.23 Million - $7.08 Million	-30,500 Reduced 96.83%	1,000 $199,000
Q2 2022 Aug 15, 2022	BUY	$120.42 - $169.29 $2.85 Million - $4.01 Million	23,700 Added 303.85%	31,500 $4.59 Million
Q3 2021 Nov 12, 2021	BUY	$169.75 - $207.73 $203,700 - $249,276	1,200 Added 18.18%	7,800 $1.47 Million
Q2 2021 Aug 16, 2021	SELL	$128.63 - $176.89 $2.62 Million - $3.61 Million	-20,400 Reduced 75.56%	6,600 $1.12 Million
Q4 2020 Feb 16, 2021	BUY	$122.97 - $147.0 $3.32 Million - $3.97 Million	27,000 New	27,000 $3.51 Million
Q4 2018 Jan 30, 2019	SELL	$62.67 - $88.33 $1.1 Million - $1.55 Million	-17,500 Closed	0 $0
Q3 2018 Nov 14, 2018	BUY	$87.52 - $122.67 $1.53 Million - $2.15 Million	17,500 New	17,500 $1.53 Million

Others Institutions Holding ALNY

# of Institutions

742

Shares Held

115M

Call Options Held

584K

Put Options Held

672K

View Full List

About ALNYLAM PHARMACEUTICALS, INC.

Ticker ALNY
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 123,028,000
Market Cap $52.9B
Description
Alnylam Pharmaceuticals, Inc., a biopharmaceutical company, focuses on discovering, developing, and commercializing novel therapeutics based on ribonucleic acid interference. The company's pipeline of investigational RNAi therapeutics focuses on genetic medicines, cardio-metabolic diseases, hepatic infectious diseases, and central nervous system...

More about ALNY

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Caption Management, LLC Alnylam Pharmaceuticals, Inc. Transaction History