Position in IDXX
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$4,301,108,497
-$399,412,066 QoQ
Shares Held
8,170,178
-2.3% QoQ
Ownership
10.4%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#1
of 1,279 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority
Sole 92%
Shared 0%
None 8%
Common Shares in IDXX Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Jun 30, 2026BlackRock, Inc. holds $60,397,006,173 across 41 Diagnostics & Research names. IDXX ranks #3 (7.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
30,919,632 | $15,501,866,689 | |
| 2 | DHR |
Danaher Corp /De/
|
55,084,630 | $10,492,520,314 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
This page
|
8,170,178 | $4,301,108,497 | |
| 4 | A |
Agilent Technologies, Inc.
|
25,599,001 | $3,400,315,293 | |
| 5 | ILMN |
Illumina, Inc.
|
19,191,398 | $3,374,423,500 | |
| 6 | WAT |
Waters Corp /De/
|
8,484,939 | $3,182,191,513 | |
| 7 | NTRA |
Natera, Inc.
|
10,914,608 | $2,962,770,335 | |
| 8 | IQV |
Iqvia Holdings Inc.
|
14,549,693 | $2,811,291,673 |
All Filings in IDXX
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8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,301,108,497 | 8,170,178 | Shares | Sole | 2026-08-07 | |
| 2026-03-31 | $4,700,520,563 | 8,365,553 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $5,774,106,415 | 8,534,886 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $5,242,099,465 | 8,205,011 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $4,491,301,493 | 8,373,982 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $3,654,855,915 | 8,703,074 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $3,502,896,022 | 8,472,562 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $4,756,754,406 | 9,415,214 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||