Position in TMO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$659,381,150
-$10,946,819 QoQ
Shares Held
1,315,185
-3.6% QoQ
Ownership
0.356%
of shares outstanding
% of Portfolio
0.84%
of 13F equity value
Holder Rank
#49
of 2,606 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 83%
Shared 0%
None 17%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026LOOMIS SAYLES & CO L P holds $1,450,273,921 across 13 Diagnostics & Research names. TMO ranks #1 (45.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
This page
|
1,315,185 | $659,381,150 | |
| 2 | ILMN |
Illumina, Inc.
|
1,931,948 | $339,694,416 | |
| 3 | DHR |
Danaher Corp /De/
|
516,918 | $98,462,540 | |
| 4 | MTD |
Mettler Toledo International Inc/
|
74,525 | $95,206,432 | |
| 5 | TWST |
Twist Bioscience Corp
|
861,309 | $88,611,468 | |
| 6 | CRL |
Charles River Laboratories International, Inc.
|
223,668 | $50,725,665 | |
| 7 | RDNT |
RadNet, Inc.
|
680,979 | $41,995,974 | |
| 8 | NTRA |
Natera, Inc.
|
138,375 | $37,561,893 |
All Filings in TMO
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $659,381,150 | 1,315,185 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $670,327,969 | 1,363,758 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $798,753,861 | 1,378,469 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $685,179,508 | 1,412,683 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $573,479,379 | 1,414,392 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $670,257,247 | 1,346,980 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $652,031,830 | 1,253,353 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $802,911,281 | 1,298,012 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $731,156,139 | 1,322,163 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $672,471,012 | 1,157,019 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $613,229,117 | 1,155,314 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $492,802,556 | 973,591 | Shares | Defined | 2023-11-09 | |
| 2023-06-30 | $2,962,496 | 5,678 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $3,500,294 | 6,073 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $3,262,286 | 5,924 | Shares | Defined | 2023-02-10 | |
| 2022-09-30 | $2,018,615 | 3,980 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $9,446,008 | 17,387 | Shares | Defined | 2022-08-05 | |
| 2022-03-31 | $11,720,857 | 19,844 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $1,995,714 | 2,991 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $2,040,219 | 3,571 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $1,997,700 | 3,960 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $1,629,732 | 3,571 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $1,546,855 | 3,321 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $260,055 | 589 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $51,452 | 142 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $42,256 | 149 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||