Rockefeller Capital Management L.P.
Position in IDXX — Idexx Laboratories Inc /De
CIK 1739439
NEW YORK, NY
Position in IDXX
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$29,326,160
-$6,603,671 QoQ
Shares Held
52,192
-1.7% QoQ
Ownership
0.066%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 98.22003372164316.ToString("F0")%
Shared 0.ToString("F0")%
None 1.7799662783568364.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Rockefeller Capital Management L.P. holds $406,620,929 across 31 Diagnostics & Research names. IDXX ranks #4 (7.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
427,331 | $210,046,003 | |
| 2 | DHR |
Danaher Corp /De/
|
355,776 | $67,455,127 | |
| 3 | RDNT |
RadNet, Inc.
|
703,116 | $39,297,151 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
This page
|
52,192 | $29,326,160 | |
| 5 | MTD |
Mettler Toledo International Inc/
|
12,935 | $16,313,620 | |
| 6 | A |
Agilent Technologies, Inc.
|
62,968 | $7,177,090 | |
| 7 | WGS |
GeneDx Holdings Corp.
|
96,590 | $6,203,008 | |
| 8 | ILMN |
Illumina, Inc.
|
49,477 | $6,098,533 |
All Filings in IDXX
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $29,326,160 | 52,192 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $35,929,831 | 53,109 | Shares | Defined | 2026-03-17 | |
| 2025-09-30 | $34,342,253 | 53,753 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $29,404,840 | 54,825 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $21,596,347 | 51,426 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $21,901,156 | 52,973 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $26,647,323 | 52,744 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $25,478,610 | 52,296 | Shares | Defined | 2024-08-12 | |
| 2024-03-31 | $28,000,769 | 51,860 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $29,129,023 | 52,480 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $23,012,208 | 52,627 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $25,788,505 | 51,348 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $26,504,739 | 53,001 | Shares | Defined | 2023-05-16 | |
| 2022-12-31 | $21,075,211 | 51,660 | Shares | Defined | 2023-03-06 | |
| 2022-09-30 | $16,804,437 | 51,579 | Shares | Defined | 2022-11-02 | |
| 2022-06-30 | $17,825,150 | 50,823 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $23,153,219 | 42,323 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $26,838,170 | 40,759 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $26,090,569 | 41,953 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $34,228,114 | 54,197 | Shares | Defined | 2021-08-10 | |
| 2021-03-31 | $26,064,075 | 53,267 | Shares | Defined | 2021-05-11 | |
| 2020-12-31 | $26,154,197 | 52,322 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $20,560,439 | 52,302 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $17,498,480 | 53,000 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $12,812,558 | 52,892 | Shares | Defined | 2020-05-12 | |
| No filing history on record for this holder in this stock. | ||||||