Israel Englander Alnylam Pharmaceuticals, Inc. Transaction History

Millennium Management LLC

$213 Billion
Q3 2025

A detailed history of Israel Englander (Millennium Management LLC) transactions in Alnylam Pharmaceuticals, Inc. stock. As of the latest transaction made, Millennium Management LLC holds 35,500 shares of ALNY stock, worth $15.9 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

35,500

Previous 45,100 21.29%

Holding current value

$15.9 Million

Previous $14.7 Million 10.08%

% of portfolio

0.01%

Previous 0.01%

30 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$311.12 - $482.13 $143 Million - $222 Million	459,486 Added 508.03%	549,931 $251 Million
Q2 2025 Aug 14, 2025	SELL	$224.32 - $326.09 $44.2 Million - $64.2 Million	-196,892 Reduced 68.52%	90,445 $29.5 Million
Q1 2025 May 15, 2025	SELL	$233.07 - $290.7 $10.7 Million - $13.4 Million	-46,105 Reduced 13.83%	287,337 $77.6 Million
Q4 2024 Feb 14, 2025	BUY	$232.27 - $300.43 $19.2 Million - $24.8 Million	82,479 Added 32.87%	333,442 $78.5 Million
Q3 2024 Nov 14, 2024	BUY	$233.81 - $287.01 $26.3 Million - $32.3 Million	112,459 Added 81.2%	250,963 $69 Million

Q2 2024 Aug 14, 2024	SELL	$143.31 - $247.0 $9.14 Million - $15.8 Million	-63,774 Reduced 31.53%	138,504 $33.7 Million
Q1 2024 May 15, 2024	BUY	$146.51 - $198.2 $24.3 Million - $32.9 Million	165,742 Added 453.64%	202,278 $30.2 Million
Q4 2023 Feb 14, 2024	SELL	$151.41 - $196.57 $5.82 Million - $7.56 Million	-38,444 Reduced 51.27%	36,536 $6.99 Million
Q2 2023 Aug 14, 2023	BUY	$185.01 - $212.05 $9.55 Million - $10.9 Million	51,606 Added 220.78%	74,980 $14.2 Million
Q1 2023 May 15, 2023	BUY	$182.66 - $235.53 $4.27 Million - $5.51 Million	23,374 New	23,374 $4.68 Million
Q3 2022 Nov 14, 2022	BUY	$138.54 - $232.0 $23.3 Million - $39 Million	168,318 Added 3780.73%	172,770 $34.6 Million
Q2 2022 Aug 15, 2022	SELL	$120.42 - $169.29 $7.17 Million - $10.1 Million	-59,505 Reduced 93.04%	4,452 $649,000
Q1 2022 May 16, 2022	SELL	$127.18 - $173.91 $2.47 Million - $3.38 Million	-19,460 Reduced 23.33%	63,957 $10.4 Million
Q4 2021 Feb 14, 2022	BUY	$159.56 - $209.29 $11.4 Million - $15 Million	71,585 Added 605.01%	83,417 $14.1 Million
Q3 2021 Nov 15, 2021	BUY	$169.75 - $207.73 $290,442 - $355,426	1,711 Added 16.91%	11,832 $2.23 Million
Q2 2021 Aug 16, 2021	SELL	$128.63 - $176.89 $8.45 Million - $11.6 Million	-65,659 Reduced 86.64%	10,121 $1.72 Million
Q1 2021 May 17, 2021	SELL	$126.83 - $175.69 $5.65 Million - $7.83 Million	-44,563 Reduced 37.03%	75,780 $10.7 Million
Q4 2020 Feb 16, 2021	BUY	$122.97 - $147.0 $14.2 Million - $16.9 Million	115,143 Added 2214.29%	120,343 $15.6 Million
Q3 2020 Nov 16, 2020	BUY	$121.19 - $165.49 $101,678 - $138,846	839 Added 19.24%	5,200 $757,000
Q2 2020 Aug 14, 2020	SELL	$104.21 - $156.44 $10 Million - $15.1 Million	-96,410 Reduced 95.67%	4,361 $646,000
Q1 2020 May 14, 2020	SELL	$93.12 - $133.99 $1.63 Million - $2.34 Million	-17,491 Reduced 14.79%	100,771 $11 Million
Q4 2019 Feb 14, 2020	SELL	$74.51 - $124.23 $7.37 Million - $12.3 Million	-98,962 Reduced 45.56%	118,262 $13.6 Million
Q3 2019 Nov 14, 2019	BUY	$70.9 - $87.82 $4.48 Million - $5.55 Million	63,166 Added 41.0%	217,224 $17.5 Million
Q2 2019 Aug 14, 2019	BUY	$65.86 - $92.79 $10.1 Million - $14.3 Million	154,058 New	154,058 $11.2 Million
Q1 2019 May 14, 2019	SELL	$72.76 - $93.45 $827,499 - $1.06 Million	-11,373 Closed	0 $0
Q4 2018 Feb 14, 2019	BUY	$62.67 - $88.33 $712,745 - $1 Million	11,373 New	11,373 $829,000
Q3 2018 Nov 14, 2018	SELL	$87.52 - $122.67 $190,968 - $267,665	-2,182 Closed	0 $0
Q2 2018 Aug 14, 2018	BUY	$88.31 - $107.8 $192,692 - $235,219	2,182 New	2,182 $215,000
Q4 2017 Feb 14, 2018	SELL	$114.49 - $139.98 $5.85 Million - $7.16 Million	-51,125 Closed	0 $0
Q3 2017 Nov 14, 2017	BUY	$72.53 - $118.27 $3.71 Million - $6.05 Million	51,125	51,125 $6.01 Million

Others Institutions Holding ALNY

# of Institutions

916

Shares Held

117M

Call Options Held

1.25M

Put Options Held

1.49M

View Full List

About ALNYLAM PHARMACEUTICALS, INC.

Ticker ALNY
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 123,028,000
Market Cap $55.3B
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

Track Israel Englander's Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Millennium Management LLC, based on Form 13F filings with the SEC.

News

Stay updated on Millennium Management LLC and Israel Englander with notifications on news.

Account