Position in TMO
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$1,109,509
-$3,550,195 QoQ
Shares Held
2,213
-76.7% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#1,379
of 2,570 holders
Holding Since
Mar 2020
18 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026SIMPLEX TRADING, LLC holds $17,754,789 across 23 Diagnostics & Research names. TMO ranks #5 (6.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRL |
Charles River Laboratories International, Inc.
|
19,196 | $4,353,460 | |
| 2 | NTRA |
Natera, Inc.
|
14,519 | $3,941,182 | |
| 3 | IQV |
Iqvia Holdings Inc.
|
10,126 | $1,956,545 | |
| 4 | MTD |
Mettler Toledo International Inc/
|
1,327 | $1,695,255 | |
| 5 | TMO |
Thermo Fisher Scientific Inc.
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|
2,213 | $1,109,509 | |
| 6 | QGEN |
Qiagen N.V.
|
26,002 | $1,016,678 | |
| 7 | TWST |
Twist Bioscience Corp
|
8,078 | $831,064 | |
| 8 | NEO |
Neogenomics Inc
|
54,589 | $796,453 |
All Filings in TMO
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,109,509 | 2,213 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $4,659,704 | 9,480 | Shares | Sole | 2026-05-14 | |
| 2025-09-30 | $5,757,672 | 11,871 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $757,804 | 1,869 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $3,107,014 | 6,244 | Shares | Sole | 2025-05-12 | |
| 2024-12-31 | $807,917 | 1,553 | Shares | Sole | 2025-02-11 | |
| 2023-03-31 | $57,637 | 100 | Shares | Sole | 2023-04-27 | |
| 2022-12-31 | $55,069 | 100 | Shares | Sole | 2023-02-02 | |
| 2022-09-30 | $50,719 | 100 | Shares | Sole | 2022-11-04 | |
| 2022-06-30 | $54,328 | 100 | Shares | Sole | 2022-08-03 | |
| 2022-03-31 | $41,345 | 70 | Shares | Sole | 2022-05-02 | |
| 2021-12-31 | $46,706 | 70 | Shares | Sole | 2022-02-23 | |
| 2021-09-30 | $2,795,517 | 4,893 | Shares | Sole | 2021-10-28 | |
| 2021-06-30 | $2,653,007 | 5,259 | Shares | Sole | 2021-08-12 | |
| 2021-03-31 | $3,896,116 | 8,537 | Shares | Sole | 2021-04-26 | |
| 2020-09-30 | $2,469,862 | 5,594 | Shares | Sole | 2020-10-14 | |
| 2020-06-30 | $697,142 | 1,924 | Shares | Sole | 2020-07-13 | |
| 2020-03-31 | $2,879,107 | 10,152 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||