Position in IRTC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$167,297,703
-$22,480,109 QoQ
Shares Held
1,406,454
-12.5% QoQ
Ownership
4.27%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#6
of 304 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IRTC Over Time
Shares Held
Position Value (USD)
Derivatives in IRTC
reported options exposure · as of Mar 31, 2026CallValue
$7,376,250
CallShares
62,500
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Medical Devices
Healthcare · as of Jun 30, 2026MILLENNIUM MANAGEMENT LLC holds $2,412,656,625 across 82 Medical Devices names. IRTC ranks #6 (6.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
3,599,994 | $326,663,455 | |
| 2 | EW |
Edwards Lifesciences Corp
|
3,584,795 | $324,280,555 | |
| 3 | BSX |
Boston Scientific Corp
|
5,437,567 | $232,075,359 | |
| 4 | PEN |
Penumbra Inc
|
700,611 | $221,217,923 | |
| 5 | GKOS |
GLAUKOS Corp
|
1,581,016 | $220,962,796 | |
| 6 | IRTC |
iRhythm Holdings, Inc.
This page
|
1,406,454 | $167,297,703 | |
| 7 | PODD |
Insulet Corp
|
865,387 | $131,755,170 | |
| 8 | MDT |
Medtronic plc
|
918,469 | $71,851,829 |
All Filings in IRTC
Export CSV
42 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $167,297,703 | 1,406,454 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $189,777,812 | 1,608,014 | Shares | Sole | 2026-05-15 | |
| 2026-03-31 | $7,376,250 | 62,500 | Call | Sole | 2026-05-15 | |
| 2026-03-16 | $189,336,375 | 1,664,203 | Shares | Sole | 2026-03-23 | |
| 2025-12-31 | $146,632,157 | 826,376 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $47,788,625 | 277,857 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $51,777,825 | 336,307 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $41,845,411 | 399,746 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $5,429,766 | 60,217 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $19,636,480 | 264,500 | Shares | Sole | 2024-11-14 | |
| 2024-09-30 | $28,033,024 | 377,600 | Call | Sole | 2024-11-14 | |
| 2024-06-30 | $7,534,800 | 70,000 | Call | Sole | 2024-08-14 | |
| 2024-06-30 | $53,386,749 | 495,975 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $14,453,948 | 124,603 | Shares | Sole | 2024-05-15 | |
| 2024-03-31 | $11,600,000 | 100,000 | Call | Sole | 2024-05-15 | |
| 2023-12-31 | $5,834,322 | 54,506 | Shares | Sole | 2024-02-14 | |
| 2023-12-31 | $1,605,600 | 15,000 | Call | Sole | 2024-02-14 | |
| 2023-09-30 | $6,159,136 | 65,342 | Shares | Sole | 2023-11-14 | |
| 2023-09-30 | $12,743,952 | 135,200 | Call | Sole | 2023-11-14 | |
| 2023-09-30 | $1,432,752 | 15,200 | Put | Sole | 2023-11-14 | |
| 2023-06-30 | $2,399,360 | 23,000 | Put | Sole | 2023-08-14 | |
| 2023-06-30 | $14,823,037 | 142,092 | Shares | Sole | 2023-08-14 | |
| 2023-06-30 | $6,259,200 | 60,000 | Call | Sole | 2023-08-14 | |
| 2023-03-31 | $6,809,247 | 54,900 | Put | Sole | 2023-05-15 | |
| 2023-03-31 | $15,007,630 | 121,000 | Call | Sole | 2023-05-15 | |
| 2023-03-31 | $2,303,733 | 18,574 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,266,137 | 13,517 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $6,610,524 | 52,766 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $3,781,050 | 35,000 | Call | Sole | 2022-08-15 | |
| 2022-06-30 | $18,683,464 | 172,947 | Shares | Sole | 2022-08-15 | |
| 2022-06-30 | $810,225 | 7,500 | Put | Sole | 2022-08-15 | |
| 2021-12-31 | $8,362,462 | 71,055 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $18,283,544 | 312,219 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $36,570,328 | 551,173 | Shares | Sole | 2021-08-16 | |
| 2021-06-30 | $2,322,250 | 35,000 | Call | Sole | 2021-08-16 | |
| 2021-03-31 | $5,554,400 | 40,000 | Call | Sole | 2021-05-17 | |
| 2021-03-31 | $443,518 | 3,194 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $2,372,100 | 10,000 | Put | Sole | 2021-02-16 | |
| 2020-09-30 | $4,047,870 | 17,000 | Put | Sole | 2020-11-16 | |
| 2020-09-30 | $13,685,372 | 57,475 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $2,992,975 | 25,826 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $11,662,986 | 143,368 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||