Who owns 02043Q957 - ALNYLAM PHARMACEUTICALS INC - COM - Put based on 13F filings?

Open this security page to review the newest available 13F ownership history, top reported holders, and period-by-period changes.

ALNYLAM PHARMACEUTICALS INC - COM - Put Institutional Ownership

CUSIP 02043Q957 is the security identifier used in SEC filing datasets for 02043Q957 - ALNYLAM PHARMACEUTICALS INC - COM - Put.

CUSIP: 02043Q957

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

What is CUSIP 02043Q957?
CUSIP 02043Q957 identifies 02043Q957 - ALNYLAM PHARMACEUTICALS INC - COM - Put in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Open recent reporting periods for CUSIP 02043Q957:

As of 31 Dec 2025, 0 institutional investors reported holding shares of ALNYLAM PHARMACEUTICALS INC - COM - Put.

Period	Reported Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Price (Median)	Investors
2025 Q4				$35,231,790	$397.65	0
2025 Q3				$27,177,000	$456.00	0
2025 Q2				$24,945,078	$326.09	0
2025 Q1				$34,064,532	$270.02	0
2024 Q4				$13,835,769	$235.31	0
2024 Q3				$16,500,882	$275.03	0
2024 Q2				$63,147,195	$243.00	0
2024 Q1				$56,252,050	$149.45	0
2023 Q4				$45,937,650	$191.41	0
2023 Q3				$42,132,040	$177.10	0
2023 Q2				$25,660,102	$189.94	0
2023 Q1				$37,438,896	$200.32	0
2022 Q4	0	$0	-$93,000	$143,944,133	$237.65	0
2022 Q3	100	$93,000	+$93,000	$127,100,000	$200.16	1
2022 Q2				$75,522,000	$145.85	0
2022 Q1				$27,890,000	$163.28	0
2021 Q4				$30,524,000	$169.58	0
2021 Q3				$28,417,000	$188.81	0
2021 Q2				$29,445,000	$169.51	0
2021 Q1				$3,472,000	$7127.46	0
2020 Q4				$5,692,000	$12990.38	0
2020 Q3				$6,479,000	$7351.52	0
2020 Q2				$8,398,000	$7479.11	0
2020 Q1				$15,553,000	$108.86	0
2019 Q4				$28,711,000	$5815.73	0
2019 Q3				$13,807,000	$4060.40	0
2019 Q2				$2,946,000	$7254.55	0
2019 Q1	0	$0	-$1,538,000	$8,643,000	$4718.31	0
2018 Q4	211	$1,538,000	+$1,538,000	$3,623,000	$7289.02	1
2018 Q3				$12,962,000	$87.53	0
2018 Q2				$6,490,000	$4964.15	0
2018 Q1				$15,294,000	$119.11	0
2017 Q4				$27,607,000	$285.71	0
2017 Q3				$59,848,000	$117.49	0
2017 Q2				$26,784,000	$110.73	0
2017 Q1				$16,073,000	$206.20	0
2016 Q4				$9,805,000	$414.20	0
2016 Q3				$10,871,000	$110.64	0
2016 Q2				$11,037,000	$443.93	0
2016 Q1				$4,627,000	$62.77	0
2015 Q4				$3,156,000	$94.15	0
2015 Q3				$12,896,000	$80.38	0
2015 Q2				$16,283,000	$119.87	0
2015 Q1				$7,601,000	$104.41	0
2014 Q4				$4,234,000	$97.01	0
2014 Q3				$7,489,000	$78.08	0
2014 Q2				$9,052,000	$63.18	0
2014 Q1				$4,539,000	$67.15	0