Clearbridge Investments, LLC
Position in TMO — Thermo Fisher Scientific Inc.
CIK 1348883
NEW YORK, NY
Position in TMO
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$847,834,353
+$56,128,457 QoQ
Shares Held
1,691,069
+5.0% QoQ
Ownership
0.457%
of shares outstanding
% of Portfolio
0.71%
of 13F equity value
Holder Rank
#41
of 2,605 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 97%
Shared 0%
None 3%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026Clearbridge Investments, LLC holds $1,898,720,564 across 10 Diagnostics & Research names. TMO ranks #1 (44.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
This page
|
1,691,069 | $847,834,353 | |
| 2 | NTRA |
Natera, Inc.
|
1,018,325 | $276,424,321 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
379,502 | $199,785,032 | |
| 4 | CRL |
Charles River Laboratories International, Inc.
|
781,276 | $177,185,584 | |
| 5 | MEDP |
Medpace Holdings, Inc.
|
226,104 | $119,742,417 | |
| 6 | RDNT |
RadNet, Inc.
|
1,546,652 | $95,382,028 | |
| 7 | WAT |
Waters Corp /De/
|
170,887 | $64,089,460 | |
| 8 | DHR |
Danaher Corp /De/
|
228,767 | $43,575,538 |
All Filings in TMO
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $847,834,353 | 1,691,069 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $791,705,896 | 1,610,697 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $1,079,356,580 | 1,862,726 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $954,290,430 | 1,967,528 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $576,134,737 | 1,420,941 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $827,441,624 | 1,662,865 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $963,044,053 | 1,851,189 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $1,295,027,636 | 2,093,583 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $1,160,239,346 | 2,098,082 | Shares | Sole | 2024-08-27 | |
| 2024-03-31 | $1,300,036,578 | 2,236,776 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $1,182,987,596 | 2,228,730 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $847,852,465 | 1,675,035 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $847,281,303 | 1,623,922 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $1,026,339,177 | 1,780,695 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $1,142,286,354 | 2,074,282 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $1,338,199,005 | 2,638,457 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $1,492,097,875 | 2,746,462 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $1,638,189,038 | 2,773,536 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $1,870,617,348 | 2,803,515 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $1,651,332,810 | 2,890,331 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $1,491,488,256 | 2,956,545 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $1,338,042,723 | 2,931,861 | Shares | Sole | 2021-05-13 | |
| 2020-12-31 | $1,450,815,270 | 3,114,808 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $1,437,218,684 | 3,255,161 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $1,252,238,343 | 3,455,976 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $966,157,703 | 3,406,762 | Shares | Defined | 2020-05-22 | |
| No filing history on record for this holder in this stock. | ||||||