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

CUSIP 457669307 is the security identifier for INSM - INSMED Inc - Common Stock, par value $0.01 per share used to aggregate holder disclosures.

How many institutions held INSM - INSMED Inc - Common Stock, par value $0.01 per share in Q3 2019?

153 institutional investors reported INSM - INSMED Inc - Common Stock, par value $0.01 per share for Q3 2019. Use the holders table for investor-level position and value details.

INSMED Inc - Common Stock, par value $0.01 per share (INSM)

CUSIP: 457669307

Q3 2019 13F Holders as of 30 Sep 2019

Type / Class: Equity / Common Stock, par value $0.01 per share
Shares outstanding: 215,451,077
Total 13F shares: 99,035,921
Share change: -26,894,381
Total reported value: $1,747,100,746
Put/Call ratio: 256%
Price per share: $17.64
Number of holders: 153
Value change: -$518,153,737
Number of buys: 84
Number of sells: 77

Quarterly Holders Quick Answers

What is CUSIP 457669307?
CUSIP 457669307 identifies INSM - INSMED Inc - Common Stock, par value $0.01 per share in SEC institutional holdings data.

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Explore More Reporting Periods

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Newer quarter: Q4 2019
Previous quarter: Q2 2019

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, par value $0.01 per share (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
AMUNDI ASSET MANAGEMENT US, INC.	13F	Company	14%	31,029,700	$794,360,000	—	30 Jun 2019	13F
JANUS HENDERSON GROUP PLC	13F	Company	5.4%	11,664,190	$298,603,000	—	30 Jun 2019	13F
FMR LLC	13F	Company	4.9%	10,588,716	$271,071,000	—	30 Jun 2019	13F
VANGUARD GROUP INC	13F	Company	3.7%	7,979,937	$204,287,000	—	30 Jun 2019	13F
Palo Alto Investors LP	13F	Company	3.7%	7,890,917	$202,007,000	—	30 Jun 2019	13F
BlackRock Finance, Inc.	13F	Company	3.4%	7,242,412	$185,405,000	—	30 Jun 2019	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	3.3%	7,057,967	$180,684,000	—	30 Jun 2019	13F
STATE STREET CORP	13F	Company	1.5%	3,180,476	$81,420,000	—	30 Jun 2019	13F
BAKER BROS. ADVISORS LP	13F	Company	1.1%	2,462,216	$63,033,000	—	30 Jun 2019	13F
CITADEL ADVISORS LLC	13F	Company	1.1%	2,322,114	$59,446,000	—	30 Jun 2019	13F
D. E. Shaw & Co., Inc.	13F	Company	1%	2,218,947	$56,805,000	—	30 Jun 2019	13F
Vivo Capital, LLC	13F	Company	0.81%	1,748,174	$44,753,000	—	30 Jun 2019	13F
Consonance Capital Management LP	13F	Company	0.79%	1,711,150	$43,805,000	—	30 Jun 2019	13F
Foresite Capital Management IV, LLC	13F	Company	0.72%	1,561,185	$39,966,000	—	30 Jun 2019	13F
EAGLE ASSET MANAGEMENT INC	13F	Company	0.7%	1,501,558	$38,439,000	—	30 Jun 2019	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.51%	1,101,569	$28,200,000	—	30 Jun 2019	13F
CARILLON TOWER ADVISERS, INC.	13F	Company	0.49%	1,046,301	$26,785,000	—	30 Jun 2019	13F
NORTHERN TRUST CORP	13F	Company	0.45%	978,451	$25,048,000	—	30 Jun 2019	13F
Foresite Capital Management II, LLC	13F	Company	0.44%	955,462	$24,460,000	—	30 Jun 2019	13F
NORGES BANK	13F	Company	0.43%	919,044	$23,527,000	—	30 Jun 2019	13F
EMERALD ADVISERS, LLC	13F	Company	0.42%	915,519	$23,437,000	—	30 Jun 2019	13F
Rock Springs Capital Management LP	13F	Company	0.41%	890,000	$22,784,000	—	30 Jun 2019	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	0.39%	842,246	$21,561,000	—	30 Jun 2019	13F
Point72 Asset Management, L.P.	13F	Company	0.35%	747,266	$19,130,000	—	30 Jun 2019	13F
Asymmetry Capital Management, L.P.	13F	Company	0.34%	730,440	$18,699,000	—	30 Jun 2019	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.33%	710,339	$18,184,000	—	30 Jun 2019	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.33%	706,899	$18,096,000	—	30 Jun 2019	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	0.3%	638,590	$16,348,000	—	30 Jun 2019	13F
MORGAN STANLEY	13F	Company	0.3%	636,406	$16,291,000	—	30 Jun 2019	13F
Bellevue Group AG	13F	Company	0.29%	620,459	$15,884,000	—	30 Jun 2019	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.25%	538,040	$13,774,000	—	30 Jun 2019	13F
Polar Capital LLP	13F	Company	0.23%	492,640	$12,612,000	—	30 Jun 2019	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.23%	490,072	$12,546,000	—	30 Jun 2019	13F
Atom Investors LP	13F	Company	0.23%	486,975	$12,467,000	—	30 Jun 2019	13F
NEXTHERA CAPITAL LP	13F	Company	0.22%	470,741	$12,051,000	—	30 Jun 2019	13F
RICE HALL JAMES & ASSOCIATES, LLC	13F	Company	0.22%	467,541	$11,969,000	—	30 Jun 2019	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.21%	461,611	$11,817,000	—	30 Jun 2019	13F
Man Group plc	13F	Company	0.21%	456,736	$11,692,000	—	30 Jun 2019	13F
JPMORGAN CHASE & CO	13F	Company	0.21%	461,947	$11,686,000	—	30 Jun 2019	13F
ACUTA CAPITAL PARTNERS, LLC	13F	Company	0.2%	435,500	$11,149,000	—	30 Jun 2019	13F
Nuveen Asset Management, LLC	13F	Company	0.19%	400,043	$10,241,000	—	30 Jun 2019	13F
C WorldWide Group Holding A/S	13F	Company	0.18%	393,110	$10,064,000	—	30 Jun 2019	13F
Bank of New York Mellon Corp	13F	Company	0.18%	387,003	$9,908,000	—	30 Jun 2019	13F
INTERNATIONAL BIOTECHNOLOGY TRUST PLC	13F	Company	0.17%	356,600	$9,111,000	—	30 Jun 2019	13F
Laurion Capital Management LP	13F	Company	0.16%	350,865	$8,982,000	—	30 Jun 2019	13F
FRANKLIN RESOURCES INC	13F	Company	0.14%	297,100	$7,606,000	—	30 Jun 2019	13F
AMERIPRISE FINANCIAL INC	13F	Company	0.13%	286,571	$7,337,000	—	30 Jun 2019	13F
CASTLEARK MANAGEMENT LLC	13F	Company	0.13%	284,297	$7,278,000	—	30 Jun 2019	13F
FEDERATED HERMES, INC.	13F	Company	0.12%	249,177	$6,379,000	—	30 Jun 2019	13F
PRINCIPAL FINANCIAL GROUP INC	13F	Company	0.11%	230,512	$5,901,000	—	30 Jun 2019	13F

Institutional Holders of INSMED Inc - Common Stock, par value $0.01 per share (INSM) as of Q3 2019

As of 30 Sep 2019, INSMED Inc - Common Stock, par value $0.01 per share (INSM) was held by 153 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 99,035,921 shares. The largest 10 holders included FMR LLC, JANUS HENDERSON GROUP PLC, VANGUARD GROUP INC, BlackRock Inc., Palo Alto Investors LP, PRICE T ROWE ASSOCIATES INC /MD/, STATE STREET CORP, CITADEL ADVISORS LLC, D. E. Shaw & Co., Inc., and BAKER BROS. ADVISORS LP. This page lists 153 institutional shareholders reporting positions in this security for the Q3 2019 filing period.

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

Compare Q3 2019 vs Q2 2019 Across Filers

Q2 2019 holders

165

Q3 2019 holders

153

Holder diff

-12

Investor	Q2 2019 Shares	Q3 2019 Shares	Share Diff	Share Chg %	Q2 2019 Value $	Q3 2019 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.