Position in IRTC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$74,901,149
+$9,486,676 QoQ
Shares Held
629,686
+13.6% QoQ
Ownership
1.91%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#18
of 304 holders
Holding Since
Mar 2020
24 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 Jun 30, 2026CallValue
$701,805
CallShares
5,900
PutValue
$475,800
PutShares
4,000
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, 2026D. E. Shaw & Co., Inc. holds $2,440,827,278 across 59 Medical Devices names. IRTC ranks #7 (3.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
|
25,457,409 | $1,086,522,216 | |
| 2 | MDT |
Medtronic plc
|
4,396,781 | $343,960,176 | |
| 3 | ABT |
Abbott Laboratories
|
1,457,592 | $132,261,897 | |
| 4 | STE |
STERIS plc
|
509,610 | $107,308,577 | |
| 5 | BRKR |
Bruker Corp
|
340,853 | $99,997,183 | |
| 6 | SYK |
Stryker Corp
|
270,554 | $85,181,220 | |
| 7 | IRTC |
iRhythm Holdings, Inc.
This page
|
629,686 | $74,901,149 | |
| 8 | INSP |
Inspire Medical Systems, Inc.
|
1,470,462 | $65,597,309 |
All Filings in IRTC
Export CSV
32 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $475,800 | 4,000 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $74,901,149 | 629,686 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $701,805 | 5,900 | Call | Defined | 2026-08-14 | |
| 2026-03-31 | $1,192,002 | 10,100 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $65,414,473 | 554,266 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $63,997,107 | 360,669 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $57,982,128 | 337,125 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $38,156,830 | 247,836 | Shares | Defined | 2025-08-14 | |
| 2024-12-31 | $928,751 | 10,300 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $274,688 | 3,700 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $954,206 | 12,853 | Shares | Defined | 2024-11-14 | |
| 2024-03-31 | $232,000 | 2,000 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $1,470,728 | 13,740 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $10,263,028 | 108,880 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $301,632 | 3,200 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $646,784 | 6,200 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $10,934,926 | 104,821 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $5,278,964 | 42,562 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $831,001 | 6,700 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $5,201,588 | 55,531 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $5,254,368 | 41,941 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $5,105,929 | 47,264 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $12,359,032 | 78,485 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $14,513,766 | 123,322 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $2,078,880 | 35,500 | Put | Defined | 2021-11-15 | |
| 2021-09-30 | $10,242,495 | 174,906 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $2,140,451 | 32,260 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $281,608 | 2,028 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $2,637,300 | 11,118 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $31,199,315 | 131,029 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $7,627,415 | 65,816 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $3,982,570 | 48,956 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||