What does CUSIP 02043Q107 represent in this 13F holders report?

CUSIP 02043Q107 is the security identifier for ALNY - ALNYLAM PHARMACEUTICALS, INC. - Common Stock used to aggregate holder disclosures.

How many institutions held ALNY - ALNYLAM PHARMACEUTICALS, INC. - Common Stock in Q4 2016?

203 institutional investors reported ALNY - ALNYLAM PHARMACEUTICALS, INC. - Common Stock for Q4 2016. Use the holders table for investor-level position and value details.

ALNYLAM PHARMACEUTICALS, INC. - Common Stock (ALNY)

CUSIP: 02043Q107

Q4 2016 13F Holders as of 31 Dec 2016

Type / Class: Equity / Common Stock
Shares outstanding: 131,516,365
Total 13F shares: 79,901,866
Share change: +2,491,999
Total reported value: $2,991,766,834
Put/Call ratio: 97%
Price per share: $37.44
Number of holders: 203
Value change: -$16,232,332
Number of buys: 103
Number of sells: 146

Quarterly Holders Quick Answers

What is CUSIP 02043Q107?
CUSIP 02043Q107 identifies ALNY - ALNYLAM PHARMACEUTICALS, INC. - Common Stock in SEC institutional holdings data.

Need full ownership history?
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Related Filing Research

Latest 13F filings for newly reported positions.
Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
Latest 10-Q/10-K reports for financial context tied to this issuer.
Recent insider transactions for executive and insider activity.
SEC investors directory and top value investors for manager drilldown.
Back to full security ownership history.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q1 2017
Previous quarter: Q3 2016

Recent filing periods for CUSIP 02043Q107:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ALNY - ALNYLAM PHARMACEUTICALS, INC. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
FMR LLC	13F	Company	9.8%	12,858,695	$871,562,000	—	30 Sep 2016	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	9.1%	11,997,479	$813,188,000	—	30 Sep 2016	13F
VANGUARD GROUP INC	13F	Company	4.1%	5,417,949	$367,228,000	—	30 Sep 2016	13F
DODGE & COX	13F	Company	4%	5,276,068	$357,612,000	—	30 Sep 2016	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	3.1%	4,025,408	$272,842,000	—	30 Sep 2016	13F
BAILLIE GIFFORD & CO	13F	Company	2.6%	3,368,325	$228,305,000	—	30 Sep 2016	13F
STATE STREET CORP	13F	Company	1.8%	2,333,176	$158,145,000	—	30 Sep 2016	13F
BlackRock Fund Advisors	13F	Company	1.5%	1,927,337	$130,635,000	—	30 Sep 2016	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	1.4%	1,902,343	$128,941,000	—	30 Sep 2016	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	1.2%	1,518,762	$102,943,000	—	30 Sep 2016	13F
GILDER GAGNON HOWE & CO LLC	13F	Company	1%	1,361,656	$92,293,000	—	30 Sep 2016	13F
Blue Ridge Capital, L.L.C.	13F	Company	1%	1,320,000	$89,470,000	—	30 Sep 2016	13F
Slate Path Capital LP	13F	Company	0.93%	1,225,000	$83,031,000	—	30 Sep 2016	13F
BB BIOTECH AG	13F	Company	0.91%	1,191,338	$80,749,000	—	30 Sep 2016	13F
BRIDGER MANAGEMENT, LLC	13F	Company	0.75%	983,040	$66,630,000	—	30 Sep 2016	13F
RTW INVESTMENTS, LP	13F	Company	0.72%	948,286	$64,275,000	—	30 Sep 2016	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.72%	942,859	$63,907,000	—	30 Sep 2016	13F
MORGAN STANLEY	13F	Company	0.64%	840,411	$56,964,000	—	30 Sep 2016	13F
JENNISON ASSOCIATES LLC	13F	Company	0.59%	781,656	$52,981,000	—	30 Sep 2016	13F
FRANKLIN RESOURCES INC	13F	Company	0.54%	714,000	$48,395,000	—	30 Sep 2016	13F
12 West Capital Management LP	13F	Company	0.53%	700,000	$47,446,000	—	30 Sep 2016	13F
Artal Group S.A.	13F	Company	0.46%	600,000	$40,668,000	—	30 Sep 2016	13F
Capital World Investors	13F	Company	0.44%	573,700	$38,885,000	—	30 Sep 2016	13F
NORGES BANK	13F	Company	0.42%	547,769	$35,461,000	—	30 Sep 2016	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.4%	519,905	$35,225,000	—	30 Sep 2016	13F
BlackRock Group LTD	13F	Company	0.39%	512,095	$34,711,000	—	30 Sep 2016	13F
Mitsubishi UFJ Trust & Banking Corp	13F	Company	0.38%	502,776	$34,078,000	—	30 Sep 2016	13F
JANUS HENDERSON INVESTORS US LLC	13F	Company	0.38%	499,037	$33,825,000	—	30 Sep 2016	13F
Alpha Wave Global, LP	13F	Company	0.37%	491,713	$33,328,000	—	30 Sep 2016	13F
WELLS FARGO & COMPANY/MN	13F	Company	0.36%	467,499	$31,688,000	—	30 Sep 2016	13F
FIRST TRUST ADVISORS LP	13F	Company	0.32%	420,976	$28,534,000	—	30 Sep 2016	13F
DEUTSCHE BANK AG\	13F	Company	0.3%	396,223	$26,853,000	—	30 Sep 2016	13F
ArrowMark Colorado Holdings LLC	13F	Company	0.3%	390,859	$26,492,000	—	30 Sep 2016	13F
NORTHERN TRUST CORP	13F	Company	0.28%	372,302	$25,234,000	—	30 Sep 2016	13F
Bank of New York Mellon Corp	13F	Company	0.25%	326,560	$22,134,000	—	30 Sep 2016	13F
PICTET ASSET MANAGEMENT LTD	13F	Company	0.23%	303,518	$20,573,000	—	30 Sep 2016	13F
Legal & General Group Plc	13F	Company	0.22%	292,912	$19,854,000	—	30 Sep 2016	13F
BLACKROCK ADVISORS LLC	13F	Company	0.21%	279,126	$18,919,000	—	30 Sep 2016	13F
WESTFIELD CAPITAL MANAGEMENT CO LP	13F	Company	0.21%	271,302	$18,389,000	—	30 Sep 2016	13F
Tekla Capital Management LLC	13F	Company	0.19%	243,995	$16,538,000	—	30 Sep 2016	13F
Artisan Partners Limited Partnership	13F	Company	0.17%	221,733	$15,029,000	—	30 Sep 2016	13F
Ziff Brothers Investments, L.L.C.	13F	Company	0.17%	219,602	$14,891,000	—	30 Sep 2016	13F
CREDIT SUISSE AG/	13F	Company	0.17%	218,670	$14,821,000	—	30 Sep 2016	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.16%	215,277	$14,591,000	—	30 Sep 2016	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.16%	214,200	$14,518,000	—	30 Sep 2016	13F
Swiss National Bank	13F	Company	0.16%	212,800	$14,424,000	—	30 Sep 2016	13F
Sumitomo Mitsui Trust Group, Inc.	13F	Company	0.16%	210,934	$14,297,000	—	30 Sep 2016	13F
TimesSquare Capital Management, LLC	13F	Company	0.15%	195,800	$13,271,000	—	30 Sep 2016	13F
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY	13F	Company	0.15%	193,983	$13,149,000	—	30 Sep 2016	13F
PEREGRINE CAPITAL MANAGEMENT LLC	13F	Company	0.14%	184,399	$12,499,000	—	30 Sep 2016	13F

Institutional Holders of ALNYLAM PHARMACEUTICALS, INC. - Common Stock (ALNY) as of Q4 2016

As of 31 Dec 2016, ALNYLAM PHARMACEUTICALS, INC. - Common Stock (ALNY) was held by 203 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 79,901,866 shares. The largest 10 holders included FMR LLC, WELLINGTON MANAGEMENT GROUP LLP, DODGE & COX, VANGUARD GROUP INC, PRICE T ROWE ASSOCIATES INC /MD/, BAILLIE GIFFORD & CO, STATE STREET CORP, BlackRock Fund Advisors, Slate Path Capital LP, and BlackRock Institutional Trust Company, N.A.. This page lists 203 institutional shareholders reporting positions in this security for the Q4 2016 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q4 2016 vs Q3 2016 Across Filers

Q3 2016 holders

250

Q4 2016 holders

203

Holder diff

-47

Investor	Q3 2016 Shares	Q4 2016 Shares	Share Diff	Share Chg %	Q3 2016 Value $	Q4 2016 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.