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FRED ALGER MANAGEMENT, LLC

Position in IRTC — iRhythm Holdings, Inc.

CIK 3520 NEW YORK, NY

Position in IRTC

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$33,050,319
-$22,059,349 QoQ
Shares Held
280,040
-9.8% QoQ
Ownership
0.852%
of shares outstanding
% of Portfolio
0.15%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2020
15 quarters on record
Voting authority Sole 92.73782316811884.ToString("F0")% Shared 0.ToString("F0")% None 7.262176831881159.ToString("F0")%

Common Shares in IRTC Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Mar 31, 2026

FRED ALGER MANAGEMENT, LLC holds $225,990,579 across 15 Medical Devices names. IRTC ranks #3 (14.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 IRTC
iRhythm Holdings, Inc.
This page
280,040 $33,050,319

All Filings in IRTC

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15 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $33,050,319 280,040
2025-12-31 $55,109,668 310,582
2025-09-30 $55,053,825 320,099
2025-06-30 $50,120,599 325,543
2025-03-31 $26,140,060 249,714
2024-12-31 $24,595,940 272,773
2024-09-30 $23,320,045 314,117
2024-06-30 $27,170,595 252,421
2024-03-31 $26,017,524 224,289
2023-12-31 $24,605,284 229,870
2023-09-30 $1,485,537 15,760
2023-03-31 $430,012 3,467
2022-03-31 $5,078,722 32,252
2020-12-31 $152,873,779 644,466
2020-09-30 $119,921,720 503,640