What does CUSIP 457669307 represent in this 13F holders report?

CUSIP 457669307 is the security identifier for INSM - INSMED Inc - Common Stock used to aggregate holder disclosures.

How many institutions held INSM - INSMED Inc - Common Stock in Q1 2015?

117 institutional investors reported INSM - INSMED Inc - Common Stock for Q1 2015. Use the holders table for investor-level position and value details.

INSMED Inc - Common Stock (INSM)

CUSIP: 457669307

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class: Equity / Common Stock
Shares outstanding: 213,961,288
Total 13F shares: 53,709,876
Share change: +11,773,027
Total reported value: $1,117,417,187
Put/Call ratio: 160%
Price per share: $20.80
Number of holders: 117
Value change: +$261,082,690
Number of buys: 78
Number of sells: 27

Quarterly Holders Quick Answers

What is CUSIP 457669307?
CUSIP 457669307 identifies INSM - INSMED Inc - Common Stock in SEC institutional holdings data.

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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.
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Explore More Reporting Periods

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

Newer quarter: Q2 2015
Previous quarter: Q4 2014

Recent filing periods for CUSIP 457669307:

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

Top shareholders of INSM - INSMED 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	3.5%	7,449,749	$115,248,000	—	31 Dec 2014	13F
Palo Alto Investors LP	13F	Company	2.2%	4,625,648	$71,559,000	—	31 Dec 2014	13F
Point72 Asset Management, L.P.	13F	Company	1.3%	2,840,830	$43,948,000	—	31 Dec 2014	13F
DEERFIELD MANAGEMENT COMPANY, L.P.	13F	Company	1%	2,241,631	$34,678,000	—	31 Dec 2014	13F
BlackRock Fund Advisors	13F	Company	0.92%	1,959,185	$30,309,000	—	31 Dec 2014	13F
JPMORGAN CHASE & CO	13F	Company	0.89%	1,904,739	$29,467,000	—	31 Dec 2014	13F
STATE STREET CORP	13F	Company	0.89%	1,898,115	$29,365,000	—	31 Dec 2014	13F
Tourbillon Capital Partners, L.P.	13F	Company	0.7%	1,500,000	$23,205,000	—	31 Dec 2014	13F
JANUS HENDERSON INVESTORS US LLC	13F	Company	0.64%	1,376,887	$21,300,000	—	31 Dec 2014	13F
BlackRock Institutional Trust Company, N.A.	13F	Company	0.64%	1,360,540	$21,048,000	—	31 Dec 2014	13F
VANGUARD GROUP INC	13F	Company	0.62%	1,327,233	$20,533,000	—	31 Dec 2014	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.54%	1,158,574	$17,923,000	—	31 Dec 2014	13F
UBS Group AG	13F	Company	0.52%	1,113,337	$17,223,000	—	31 Dec 2014	13F
BAKER BROS. ADVISORS LP	13F	Company	0.52%	1,107,850	$17,138,000	—	31 Dec 2014	13F
Redmile Group, LLC	13F	Company	0.47%	1,012,371	$15,661,000	—	31 Dec 2014	13F
STIFEL FINANCIAL CORP	13F	Company	0.25%	533,146	$12,853,000	—	31 Dec 2014	13F
JENNISON ASSOCIATES LLC	13F	Company	0.36%	762,603	$11,797,000	—	31 Dec 2014	13F
PERCEPTIVE ADVISORS LLC	13F	Company	0.32%	685,812	$10,610,000	—	31 Dec 2014	13F
SENZAR ASSET MANAGEMENT, LLC	13F	Company	0.32%	677,600	$10,482,000	—	31 Dec 2014	13F
CITADEL ADVISORS LLC	13F	Company	0.32%	675,264	$10,446,000	—	31 Dec 2014	13F
NORTHERN TRUST CORP	13F	Company	0.26%	562,255	$8,698,000	—	31 Dec 2014	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	0.2%	430,187	$6,655,000	—	31 Dec 2014	13F
MORGAN STANLEY	13F	Company	0.2%	424,631	$6,569,000	—	31 Dec 2014	13F
TEACHERS ADVISORS, LLC	13F	Company	0.14%	290,886	$4,500,000	—	31 Dec 2014	13F
D. E. Shaw & Co., Inc.	13F	Company	0.13%	270,750	$4,188,000	—	31 Dec 2014	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.12%	261,860	$4,050,000	—	31 Dec 2014	13F
Bank of New York Mellon Corp	13F	Company	0.12%	251,377	$3,889,000	—	31 Dec 2014	13F
Asset Management One Co., Ltd.	13F	Company	0.11%	240,490	$3,734,000	—	31 Dec 2014	13F
PUTNAM INVESTMENTS LLC	13F	Company	0.11%	241,221	$3,732,000	—	31 Dec 2014	13F
S.c.a. Candriam	13F	Individual	0.1%	220,000	$3,403,000	—	31 Dec 2014	13F
TIAA CREF INVESTMENT MANAGEMENT LLC	13F	Company	0.1%	205,905	$3,185,000	—	31 Dec 2014	13F
DEUTSCHE BANK AG\	13F	Company	0.09%	191,011	$2,953,000	—	31 Dec 2014	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.08%	173,100	$2,678,000	—	31 Dec 2014	13F
COLUMBUS CIRCLE INVESTORS	13F	Company	0.07%	155,591	$2,407,000	—	31 Dec 2014	13F
QS Investors, LLC	13F	Company	0.07%	143,600	$2,222,000	—	31 Dec 2014	13F
BlackRock Investment Management, LLC	13F	Company	0.07%	142,957	$2,212,000	—	31 Dec 2014	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.06%	119,917	$1,855,000	—	31 Dec 2014	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.05%	100,800	$1,604,000	—	31 Dec 2014	13F
Green Owl Capital Management, LLC	13F	Company	0.05%	100,000	$1,547,000	—	31 Dec 2014	13F
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	13F	Company	0.04%	91,929	$1,422,000	—	31 Dec 2014	13F
EVENTIDE ASSET MANAGEMENT, LLC	13F	Company	0.04%	88,600	$1,371,000	—	31 Dec 2014	13F
Allianz Asset Management GmbH	13F	Company	0.04%	86,997	$1,346,000	—	31 Dec 2014	13F
Trexquant Investment LP	13F	Company	0.04%	75,987	$1,175,000	—	31 Dec 2014	13F
Connor, Clark & Lunn Investment Management Ltd.	13F	Company	0.03%	71,300	$1,103,000	—	31 Dec 2014	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.03%	69,800	$1,080,000	—	31 Dec 2014	13F
FRANKLIN STREET ADVISORS INC /NC	13F	Company	0.03%	64,729	$1,002,000	—	31 Dec 2014	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	0.03%	60,200	$931,000	—	31 Dec 2014	13F
CREDIT SUISSE AG/	13F	Company	0.03%	55,952	$865,000	—	31 Dec 2014	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.02%	51,581	$798,000	—	31 Dec 2014	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.02%	51,563	$798,000	—	31 Dec 2014	13F

Institutional Holders of INSMED Inc - Common Stock (INSM) as of Q1 2015

As of 31 Mar 2015, INSMED Inc - Common Stock (INSM) was held by 117 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 53,709,876 shares. The largest 10 holders included FMR LLC, PRICE T ROWE ASSOCIATES INC /MD/, Palo Alto Investors, LLC, JPMORGAN CHASE & CO, BlackRock Fund Advisors, JANUS CAPITAL MANAGEMENT LLC, STATE STREET CORP, Citadel Advisors LLC, DEERFIELD MANAGEMENT CO, and BAKER BROS. ADVISORS LP. This page lists 117 institutional shareholders reporting positions in this security for the Q1 2015 filing period.

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

Compare Q1 2015 vs Q4 2014 Across Filers

Q4 2014 holders

Q1 2015 holders

117

Holder diff

Investor	Q4 2014 Shares	Q1 2015 Shares	Share Diff	Share Chg %	Q4 2014 Value $	Q1 2015 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.