Position in IDXX
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$279,737,498
-$287,899,925 QoQ
Shares Held
497,851
-51.3% QoQ
Ownership
0.631%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 99.99939741006847.ToString("F0")%
Shared 0.ToString("F0")%
None 0.0006025899315256975.ToString("F0")%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026Capital World Investors holds $5,982,795,766 across 7 Diagnostics & Research names. IDXX ranks #4 (4.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
6,646,316 | $3,266,863,703 | |
| 2 | ILMN |
Illumina, Inc.
|
15,549,960 | $1,916,688,069 | |
| 3 | NTRA |
Natera, Inc.
|
1,467,975 | $293,580,320 | |
| 4 | IDXX |
Idexx Laboratories Inc /De
This page
|
497,851 | $279,737,498 | |
| 5 | ICLR |
Icon PLC
|
1,104,831 | $122,260,598 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
599,624 | $102,259,876 | |
| 7 | CRL |
Charles River Laboratories International, Inc.
|
8,149 | $1,405,702 |
All Filings in IDXX
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $279,737,498 | 497,851 | Shares | Defined | 2026-05-13 | |
| 2023-12-31 | $567,637,423 | 1,022,678 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $442,222,957 | 1,011,327 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $505,782,272 | 1,007,073 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $499,461,401 | 998,763 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $405,861,861 | 994,857 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $323,489,752 | 992,909 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $349,321,819 | 995,985 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $546,568,740 | 999,102 | Shares | Defined | 2022-05-19 | |
| 2021-12-31 | $654,848,346 | 994,515 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $616,204,639 | 990,842 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $619,714,753 | 981,260 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $476,587,940 | 974,000 | Shares | Defined | 2021-05-14 | |
| 2020-12-31 | $482,712,462 | 965,676 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $376,226,711 | 957,052 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $360,326,058 | 1,091,368 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $267,991,323 | 1,106,305 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||