iRhythm Technologies Inc

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iRhythm Technologies Inc
TickerIRTC
CIK #0001388658
CUSIP450056106
SectorLife Sciences - Surgical & Medical Instruments & Apparatus
Address650 Townsend Street Suite 380, San Francisco, CA 94103
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
iRhythm Technologies Inc 2014-05-23 27.3 M Exemption: 506(b) · Minimum: $1 · Remaining: $2,176,551 · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001388658] 10-K
[0001388658] 10-Q
[0001388658] 3
[0001388658] 4
[0001388658] 8-K
[0001388658] D
[0001388658] SC 13D
[0001388658] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
RTW Investments LP iRhythm Holdings Inc [2026-05-15] 0.0
Vanguard Portfolio Management LLC iRhythm Holdings Inc [2026-04-28] 0.0
Vanguard Capital Management LLC iRhythm Holdings Inc [2026-04-27] 0.0
Millennium Management LLC iRhythm Holdings Inc [2026-03-23] 0.0
Artisan Partners Limited Partnership iRhythm Technologies Inc [2024-02-12] 81946.8
Capital Research Global Investors iRhythm Technologies Inc [2024-02-09] 8.1
JPMorgan Chase & Co iRhythm Technologies Inc [2022-01-24] 7.0
Sands Capital Management LLC iRhythm Technologies Inc [2021-01-12] 10.65
Price T Rowe Associates Inc /MD/ iRhythm Technologies Inc [2020-02-14] 5.4
Wellington Management Group LLP iRhythm Technologies Inc [2020-01-28] 5.05
Norges Bank iRhythm Technologies Inc [2020-01-02] 5.01
Brown Capital Management LLC iRhythm Technologies Inc [2019-05-10] 7.75
Vanguard Group Inc iRhythm Technologies Inc [2019-02-11] 6.32
FMR LLC iRhythm Technologies Inc [2018-02-13] 0.0
BlackRock Inc iRhythm Technologies Inc [2018-02-01] 7.0
Norwest Venture Partners Xi LP iRhythm Technologies Inc [2017-02-14] 5.35
Capital Research Global Investors iRhythm Technologies Inc [2017-02-13] 5.3
MDV - Revelation LLC iRhythm Technologies Inc [2017-02-10] 6.5
New Leaf Ventures II LP iRhythm Technologies Inc [2017-02-10] 8.2
Novo A/S iRhythm Technologies Inc [2017-02-08] 9.1
Kaiser Permanente Ventures LLC Series A iRhythm Technologies Inc [2016-11-01] 11.0
Form 3/4/5 Filer 2011 - 2026
iRhythm Holdings Inc
Freeman Sean Clinton
Turakhia Minang
Shrishrimal Sumi
Rosenbaum Marc Wade
Patterson Chad
Blackford Quentin S
Bodaken Bruce G
Ling Karen
Talwalkar Abhijit Y
Yoor Brian B
Bairey Merz Cathleen Noel
Oboyle Kevin C
McGinnis Karen K
Lawrence Brian Lee
Rodda Julianne
Patten Jason H
Smith Mervin
Murphy Patrick Michael
Wilson Daniel G
Rubash Mark J
Snyderman Ralph
Bobzien Brice
Poul Mojdeh
Day Mark J
Devine Douglas
Fernandez Reyna M
Budig Renee Varni
Vort David A
King Kevin M
Scott Raymond W
Coyle Michael J
Karti Karim
Garrett Matthew C
Sung Derrick
Lathi Vijay K
Synergy Venture Partners LLC
Jain Mudit K
Stack Richard S
Starling William N JR
Synergy Life Science Partners L P
de Clercq Casper L
Norwest Venture Partners XI LP
Haque Promod
Crowe Jeffrey
Norwest Venture Partners XII LP
Howard Matthew D
Aynechi Tiba
Novo Holdings A/S
New Leaf Venture Partners LLC
Delagardelle Jeani
New Leaf Venture Partners LLC
Chambon Philippe O
Ratcliffe Liam
Hunt Ronald
New Leaf Venture Partners LLC
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Smith Mervin
Common Stock
2026-03-16 Sell 2,585 $114.30 295,466
Patten Jason H
Common Stock
2026-03-12 Grant 2,218 $0.00
Blackford Quentin S
Common Stock
2026-03-02 Sell 4,347 $128.44 558,329
Wilson Daniel G
Common Stock
2026-03-02 Sell 564 $128.45 72,446
Murphy Patrick Michael
Common Stock
2026-03-02 Sell 1,139 $128.45 146,305
Murphy Patrick Michael
Common Stock
2026-03-02 Sell 2,028 $128.44 260,476
Wilson Daniel G
Common Stock
2026-03-02 Sell 815 $128.44 104,679
Blackford Quentin S
Common Stock
2026-03-02 Sell 5,423 $128.44 696,530
Turakhia Minang
Common Stock
2026-03-02 Sell 1,230 $128.45 157,994
Smith Mervin
Common Stock
2026-03-02 Sell 752 $128.44 96,587
Wilson Daniel G
Common Stock
2026-03-02 Sell 755 $128.44 96,972
Shrishrimal Sumi
Common Stock
2026-03-02 Sell 906 $128.44 116,367
Patterson Chad
Common Stock
2026-03-02 Sell 1,414 $128.44 181,614
Turakhia Minang
Common Stock
2026-03-02 Sell 1,487 $128.45 191,005
Rosenbaum Marc Wade
Common Stock
2026-03-02 Sell 417 $128.45 53,564
Murphy Patrick Michael
Common Stock
2026-03-02 Sell 1,190 $128.44 152,844
Shrishrimal Sumi
Common Stock
2026-03-02 Sell 946 $128.44 121,504
Rosenbaum Marc Wade
Common Stock
2026-03-02 Sell 399 $128.45 51,252
Wilson Daniel G
Common Stock
2026-03-02 Sell 1,261 $128.45 161,975
Turakhia Minang
Common Stock
2026-03-02 Sell 1,310 $128.45 168,269
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 305 35,597,241
2025-12-31 337 34,530,408
2025-09-30 340 34,058,218
2025-06-30 308 34,412,131
2025-03-31 259 34,741,129
2024-12-31 234 35,027,749
2024-09-30 244 35,251,258
2024-06-30 230 35,570,673
2024-03-31 257 35,148,415
2023-12-31 225 33,739,837
2023-09-30 228 32,626,808
2023-06-30 205 32,656,251
Form 13F Holdings
Firm Period DFND Voting Shares
Peregrine Capital Management LLC [2026-06-30] SOLE 28,587 75,724
Assenagon Asset Management SA [2026-06-30] SOLE 22,161 22,161
Harbour Capital Advisors LLC [2026-06-30] SOLE 3,605 3,605
Hennion & Walsh Asset Management Inc [2026-06-30] SOLE 3,521 3,521
Diversified Trust Co [2026-06-30] SOLE 0 3,362
Alaska Retirement Management Board [2026-06-30] SOLE 2,002 2,002
Harbor Investment Advisory LLC [2026-06-30] SOLE 420 420
Spire Wealth Management [2026-06-30] SOLE 0 419
Gamma Investing LLC [2026-06-30] DFND 185 185
Farther Finance Advisors LLC [2026-06-30] SOLE 0 135
Versant Capital Management Inc [2026-06-30] SOLE 99 99
Toth Financial Advisory Corp [2026-06-30] SOLE 0 85
Torren Management LLC [2026-06-30] SOLE 0 47
Ares Financial Consulting LLC [2026-06-30] SOLE 25 25
Handelsbanken Fonder AB [2026-06-30] SOLE 0 12
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 10 10
Hughes Financial Services LLC [2026-06-30] SOLE 10 10
Armstrong Advisory Group Inc [2026-06-30] SOLE 0 7
IFP Advisors LLC [2026-06-30] SOLE 5 5
JFS Wealth Advisors LLC [2026-06-30] SOLE 0 3
Activest Wealth Management [2026-06-30] SOLE 0 0
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