Position in ATRC
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$42,081
-$60,484 QoQ
Shares Held
1,504
-58.2% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#205
of 252 holders
Holding Since
Jun 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ATRC Over Time
Shares Held
Position Value (USD)
Position in Medical Instruments & Supplies
Healthcare · as of Jun 30, 2026Tower Research Capital LLC (TRC) holds $11,482,517 across 45 Medical Instruments & Supplies names. ATRC ranks #25 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ISRG |
Intuitive Surgical Inc
|
10,531 | $4,187,967 | |
| 2 | ALC |
Alcon Inc
|
12,623 | $847,003 | |
| 3 | AVTR |
Avantor, Inc.
|
68,111 | $674,298 | |
| 4 | MDLN |
Medline Inc.
|
16,831 | $663,814 | |
| 5 | ATR |
Aptargroup, Inc.
|
4,937 | $618,112 | |
| 6 | RMD |
Resmed Inc
|
3,147 | $613,287 | |
| 7 | BDX |
Becton Dickinson & Co
|
3,923 | $593,667 | |
| 8 | RGEN |
Repligen Corp
|
4,323 | $589,829 |
All Filings in ATRC
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $42,081 | 1,504 | Shares | Defined | 2026-08-11 | |
| 2026-03-31 | $102,565 | 3,595 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $185,022 | 4,677 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $79,735 | 2,262 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $179,972 | 5,492 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $29,388 | 911 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $87,737 | 2,871 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $24,198 | 863 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $201,992 | 8,871 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $26,738 | 879 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $376,922 | 10,561 | Shares | Other | 2024-02-13 | |
| 2023-09-30 | $121,237 | 2,768 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $150,152 | 3,042 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $59,480 | 1,435 | Shares | Defined | 2023-05-09 | |
| 2022-12-31 | $135,713 | 3,058 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $188,383 | 4,818 | Shares | Other | 2022-11-10 | |
| 2022-06-30 | $472,259 | 11,558 | Shares | Other | 2022-08-15 | |
| 2022-03-31 | $44,524 | 678 | Shares | Defined | 2022-05-12 | |
| 2021-12-31 | $38,171 | 549 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $364,372 | 5,239 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $175,636 | 2,214 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $222,702 | 3,399 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $87,679 | 1,575 | Shares | Other | 2021-02-16 | |
| 2020-09-30 | $1,347,023 | 33,760 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $184,384 | 4,102 | Shares | Defined | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||