IRHYTHM HOLDINGS INC

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IRTC·450056106·US·equity·Healthcare - Medical Devices-13D/G

IRTC (IRHYTHM HOLDINGS INC) is held by 152 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($323.6M), RTW INVESTMENTS, LP ($196.9M), MILLENNIUM MANAGEMENT LLC ($189.8M). Net institutional sentiment: Mixed.

152

Holders

Avg rating(11 Elite)

$3.3B

Total Value

49% (173)

Fund Consensus

82 buying - 87 selling

Smart Money Verdict

View all

34Negative MomentumStrong Convergence

Institutional (13F)49

Insider (Form 4)0

Activist (13D/13G)49

Congressional (STOCK Act)

No data

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See how IRTC's score breaks down across 4 SEC sources

Holder Quality

11

★★★★★

Elite

51

★★★★

Strong

50

★★★

Solid

46

★★

Below

14

★

Weak

Held by 152 funds

11 elite

Who's Trading

ActivistRTW Investments, LP5.2%May 15, 2026

ActivistSANDS CAPITAL MANAGEMENT, LLC0.0%May 8, 2026

InsiderLLLawrence Brian LeeSell $122KMay 4, 2026

InsiderSMSmith MervinSell $295KMar 16, 2026

InsiderBSBlackford Quentin S.Sell $558KMar 2, 2026

InsiderUNUnknownSell $519KMar 2, 2026

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13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (152)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	2.7M(-2.6%)	$323.6M	0.0%	+24.42%	0
RTW INVESTMENTS, LP	Increased	1.7M(+41.2%)	$196.9M	2.0%	-30.15%	64
MILLENNIUM MANAGEMENT LLC	Increased	1.6M(+94.6%)	$189.8M	0.1%	-18.76%	49
Artisan Partners Limited Partnership	Decreased	1.5M(-4.0%)	$171.2M	0.3%	+10.12%	0
FMR LLC	Increased	1.4M(+116.6%)	$160.7M	0.0%	-5.44%	49
Holocene Advisors, LP	Increased	1.2M(+82.7%)	$147.4M	0.4%	-22.43%	56
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	Increased	1M(+26.2%)	$123.6M	0.0%	-10.81%	37
GEODE CAPITAL MANAGEMENT, LLC	Decreased	817,110(-4.8%)	$96.5M	0.0%	+6.32%	0
STATE STREET CORP	Increased	788,302(+3.1%)	$93M	0.0%	+7.11%	31
BNP Paribas Asset Management Holding S.A.	Increased	762,062(+30.7%)	$89.9M	0.1%	+2.77%	45
JPMORGAN CHASE & CO	Decreased	714,896(-5.8%)	$81.6M	0.0%	-9.18%	0
FULLER & THALER ASSET MANAGEMENT, INC.	Increased	674,698(+5.5%)	$79.6M	0.3%	-2.37%	38
BLAIR WILLIAM & CO/IL	Decreased	628,385(-12.6%)	$74.2M	0.2%	+1.38%	0
Point72 Asset Management, L.P.	Increased	599,405(+173.1%)	$70.7M	0.1%	-4.98%	48
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	Decreased	582,879(-4.0%)	$68.8M	0.0%	-33.05%	0
DED. E. Shaw & Co., Inc.	Increased	554,266(+53.7%)	$65.4M	0.0%	-22.99%	41
Capital Research Global Investors	Decreased	509,590(-57.0%)	$60.1M	0.0%	-0.13%	0
Allspring Global Investments Holdings, LLC	Increased	467,113(+14.7%)	$55.2M	0.1%	+1.06%	34
BANK OF AMERICA CORP /DE/	Increased	432,539(+21.9%)	$51M	0.0%	+10.25%	35
Polar Capital Holdings Plc	Increased	421,612(+36.8%)	$49.8M	0.2%	-27.66%	46

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High Conviction Moves-Signal Convergence-Fund Consensus-Double-Down Signals

Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer