Question 1

Who owns INSM?

Accepted Answer

INSMED INC (INSM) is held by 268 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is FMR LLC as of Q2 2026.

Question 2

Are institutions buying or selling INSM?

Accepted Answer

In Q2 2026, 149 institutions opened or increased positions in INSMED INC while 139 reduced or exited — a net buying quarter.

Question 3

What is the Smart Money Verdict on INSM?

Accepted Answer

HoldingsIntel scores INSMED INC across four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) — with 4 of the 4 carrying data for INSM. In Q2 2026, the institutional leg showed net inflows: 149 buying versus 139 selling.

Question 4

How many hedge funds hold INSM?

Accepted Answer

268 institutional investors report holding INSMED INC (INSM) as of Q2 2026, based on SEC 13F filings.

Question 5

Is institutional money flowing into INSM?

Accepted Answer

As of Q2 2026, tracked institutions in INSMED INC show 149 buyers versus 139 sellers — net inflows.

Question 6

Are Congress members and hedge funds both buying INSM?

Accepted Answer

Yes — in the latest quarter, 1 members of Congress and 149 institutional investors bought INSMED INC. HoldingsIntel cross-checks STOCK Act disclosures against 13F filings to surface these overlaps.

	Action
FMR LLC	Increased	16.1M(+22.7%)	$1.7B	0.1%	-14.05%	39
BlackRock, Inc.	Decreased	15.8M(-5.2%)	$1.7B	0.0%	-3.86%	0
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	10.4M(+0.3%)	$1.1B	0.1%	-40.74%	32
JPMORGAN CHASE & CO	Decreased	10.4M(-56.8%)	$1.1B	0.1%	-12.04%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	9.8M(+1.5%)	$1B	0.0%	-40.49%	32
BAKER BROS. ADVISORS LP	Increased	8.8M(+18.5%)	$937.8M	4.7%	+8.50%	69
Capital International Investors	Increased	8.2M(+47.2%)	$878.3M	0.2%	+19.05%	52
AMERIPRISE FINANCIAL INC	Increased	6.2M(+102.1%)	$658.9M	0.1%	+3.86%	61
Orbis Allan Gray Ltd	Increased	6.1M(+224.5%)	$647.9M	2.2%	-16.07%	87
STATE STREET CORP	Increased	6.1M(+9.0%)	$645.3M	0.0%	+26.89%	34
DED. E. Shaw & Co., Inc.	Increased	5.9M(+4.5%)	$626.7M	0.3%	-22.05%	39
Artisan Partners Limited Partnership	Decreased	5.4M(-16.6%)	$580.2M	0.9%	-13.37%	0
RTW INVESTMENTS, LP	Unchanged	4.8M	$516.3M	4.4%	+4.84%	0
GEODE CAPITAL MANAGEMENT, LLC	Decreased	4.2M(-5.2%)	$448.8M	0.0%	+46.32%	0
PRICE T ROWE ASSOCIATES INC /MD/	Increased	3.4M(+10.1%)	$363.1M	0.0%	+152.35%	34
JTJupiter Topco LLC	First report	2.6M	$277.8M	0.1%	-9.22%	0
UBS Group AG	Increased	2.6M(+48.8%)	$275.6M	0.0%	-22.09%	42
CITADEL ADVISORS LLC	Increased	2.6M(+17.1%)	$272.6M	0.0%	-23.25%	36
FRANKLIN TEMPLETON INC	Decreased	2.3M(-13.1%)	$242.4M	0.1%	+57.69%	0
MAVERICK CAPITAL LTD	New	2.2M	$229.3M	2.0%	-9.22%	79

INSMED INC

Smart Money Verdict

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Other Healthcare stocks held by institutions

INSMED INC

Smart Money Verdict

Who's Trading

Top Holders

Continue exploring

Other Healthcare stocks held by institutions