Position in TMO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$45,433,590
-$6,264,358 QoQ
Shares Held
92,433
+3.6% QoQ
Ownership
0.025%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 93.69381065203986.ToString("F0")%
Shared 0.ToString("F0")%
None 6.306189347960143.ToString("F0")%
Common Shares in TMO Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026BROWN ADVISORY INC holds $817,037,489 across 13 Diagnostics & Research names. TMO ranks #4 (5.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
2,926,636 | $554,890,184 | |
| 2 | ILMN |
Illumina, Inc.
|
592,376 | $73,016,265 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
108,049 | $60,711,652 | |
| 4 | TMO |
Thermo Fisher Scientific Inc.
This page
|
92,433 | $45,433,590 | |
| 5 | GH |
Guardant Health, Inc.
|
329,564 | $30,441,826 | |
| 6 | LH |
Labcorp Holdings Inc.
|
75,733 | $20,206,321 | |
| 7 | ICLR |
Icon PLC
|
173,379 | $19,186,119 | |
| 8 | A |
Agilent Technologies, Inc.
|
43,839 | $4,996,768 |
All Filings in TMO
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $45,433,590 | 92,433 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $51,697,948 | 89,219 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $42,705,523 | 88,049 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $38,897,803 | 95,935 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $472,873,259 | 950,308 | Shares | Defined | 2025-04-30 | |
| 2024-12-31 | $519,280,578 | 998,175 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $997,807,224 | 1,613,087 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $918,734,845 | 1,661,365 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $985,899,547 | 1,696,288 | Shares | Defined | 2024-04-24 | |
| 2023-12-31 | $1,005,472,842 | 1,894,295 | Shares | Defined | 2024-02-08 | |
| 2023-09-30 | $1,046,098,501 | 2,066,694 | Shares | Defined | 2023-10-25 | |
| 2023-06-30 | $1,071,795,023 | 2,054,231 | Shares | Defined | 2023-07-31 | |
| 2023-03-31 | $1,164,285,266 | 2,020,031 | Shares | Sole | 2023-05-08 | |
| 2022-12-31 | $1,106,088,948 | 2,008,551 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $1,115,564,404 | 2,199,500 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $1,111,577,499 | 2,046,049 | Shares | Defined | 2022-11-14 | |
| 2022-03-31 | $1,375,971,742 | 2,329,589 | Shares | Defined | 2022-11-14 | |
| 2021-12-31 | $1,694,677,502 | 2,539,832 | Shares | Defined | 2022-01-27 | |
| 2021-09-30 | $1,444,174,264 | 2,527,741 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $1,219,690,413 | 2,417,766 | Shares | Defined | 2021-07-29 | |
| 2021-03-31 | $1,140,360,812 | 2,498,709 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $1,166,192,015 | 2,503,740 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $1,143,604,793 | 2,590,154 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $900,764,918 | 2,485,966 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $669,584,986 | 2,361,019 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||