Skip to main content

Polar Capital Holdings Plc

Position in IRTC — iRhythm Holdings, Inc.

CIK 1837309 London, X0

Position in IRTC

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$49,758,648
-$4,910,616 QoQ
Shares Held
421,612
+36.8% QoQ
Ownership
1.28%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Dec 2020
19 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in IRTC Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Mar 31, 2026

Polar Capital Holdings Plc holds $155,385,959 across 4 Medical Devices names. IRTC ranks #1 (32.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 IRTC
iRhythm Holdings, Inc.
This page
421,612 $49,758,648

All Filings in IRTC

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $49,758,648 421,612
2025-12-31 $54,669,264 308,100
2025-09-30 $57,772,816 335,908
2025-06-30 $207,846 1,350
2025-03-31 $5,210,237 49,773
2024-12-31 $4,488,031 49,773
2024-09-30 $4,243,929 57,165
2024-06-30 $8,259,324 76,731
2024-03-31 $7,363,216 63,476
2023-12-31 $336,854 3,147
2023-09-30 $481,385 5,107
2023-06-30 $711,984 6,825
2023-03-31 $793,792 6,400
2022-12-31 $538,602 5,750
2022-09-30 $720,360 5,750
2022-06-30 $621,172 5,750
2022-03-31 $1,526,041 9,691
2021-03-31 $224,258 1,615
2020-12-31 $1,297,775 5,471