Russell Investments Group, Ltd.
Position in TMO — Thermo Fisher Scientific Inc.
CIK 1692234
Seattle, WA
Position in TMO
as of Mar 31, 2026
· filed May 8, 2026
Position Value
$149,254,552
-$14,464,401 QoQ
Shares Held
303,653
+7.5% QoQ
Ownership
0.082%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 55.43696258558288.ToString("F0")%
Shared 0.ToString("F0")%
None 44.56303741441711.ToString("F0")%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Russell Investments Group, Ltd. holds $943,350,010 across 33 Diagnostics & Research names. TMO ranks #2 (15.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
955,909 | $181,240,338 | |
| 2 | TMO |
Thermo Fisher Scientific Inc.
This page
|
303,653 | $149,254,552 | |
| 3 | MTD |
Mettler Toledo International Inc/
|
96,524 | $121,736,063 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
|
201,694 | $113,329,834 | |
| 5 | A |
Agilent Technologies, Inc.
|
673,483 | $76,763,586 | |
| 6 | ICLR |
Icon PLC
|
514,306 | $56,913,096 | |
| 7 | IQV |
Iqvia Holdings Inc.
|
187,078 | $31,904,278 | |
| 8 | MEDP |
Medpace Holdings, Inc.
|
62,750 | $30,131,914 |
All Filings in TMO
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $149,254,552 | 303,653 | Shares | Defined | 2026-05-08 | |
| 2025-12-31 | $163,718,953 | 282,542 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $119,201,418 | 245,766 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $92,362,972 | 227,798 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $142,595,736 | 286,567 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $152,973,106 | 294,049 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $174,335,909 | 281,837 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $144,501,112 | 261,304 | Shares | Defined | 2024-08-08 | |
| 2024-03-31 | $155,133,081 | 266,914 | Shares | Defined | 2024-05-08 | |
| 2023-12-31 | $133,873,726 | 252,216 | Shares | Sole | 2024-02-05 | |
| 2023-09-30 | $120,283,197 | 237,634 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $100,798,966 | 193,194 | Shares | Defined | 2023-08-10 | |
| 2023-03-31 | $150,806,629 | 261,649 | Shares | Defined | 2023-05-09 | |
| 2022-12-31 | $148,168,096 | 269,059 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $132,574,895 | 261,391 | Shares | Defined | 2022-11-04 | |
| 2022-06-30 | $160,954,300 | 296,264 | Shares | Defined | 2022-07-29 | |
| 2022-03-31 | $190,010,326 | 321,697 | Shares | Defined | 2022-05-05 | |
| 2021-12-31 | $182,104,469 | 272,922 | Shares | Defined | 2022-01-21 | |
| 2021-09-30 | $143,575,795 | 251,301 | Shares | Defined | 2021-11-08 | |
| 2021-06-30 | $113,083,504 | 224,163 | Shares | Defined | 2021-08-04 | |
| 2021-03-31 | $111,040,901 | 243,308 | Shares | Defined | 2021-05-10 | |
| 2020-12-31 | $110,515,150 | 237,269 | Shares | Defined | 2021-02-08 | |
| 2020-09-30 | $83,329,833 | 188,734 | Shares | Defined | 2020-11-09 | |
| 2020-06-30 | $55,029,659 | 151,873 | Shares | Defined | 2020-08-05 | |
| 2020-03-31 | $51,168,526 | 180,425 | Shares | Defined | 2020-05-06 | |
| No filing history on record for this holder in this stock. | ||||||