Position in OPK
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$4,126,053
-$206,218 QoQ
Shares Held
3,619,346
+5.3% QoQ
Ownership
0.479%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 98%
Shared 2%
None 0%
Common Shares in OPK Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026NORTHERN TRUST CORP holds $6,308,816,833 across 37 Diagnostics & Research names. OPK ranks #28 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
3,415,610 | $1,678,874,778 | |
| 2 | DHR |
Danaher Corp /De/
|
7,080,901 | $1,342,538,826 | |
| 3 | IDXX |
Idexx Laboratories Inc /De
|
911,893 | $512,383,551 | |
| 4 | A |
Agilent Technologies, Inc.
|
3,700,025 | $421,728,843 | |
| 5 | WAT |
Waters Corp /De/
|
1,042,394 | $310,424,930 | |
| 6 | IQV |
Iqvia Holdings Inc.
|
1,729,996 | $295,033,513 | |
| 7 | MTD |
Mettler Toledo International Inc/
|
227,161 | $286,495,449 | |
| 8 | LH |
Labcorp Holdings Inc.
|
997,410 | $266,118,958 |
All Filings in OPK
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $4,126,053 | 3,619,346 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $4,332,271 | 3,438,312 | Shares | Other | 2026-02-17 | |
| 2025-09-30 | $5,669,659 | 3,657,846 | Shares | Other | 2025-11-14 | |
| 2025-06-30 | $4,596,596 | 3,482,272 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $5,858,788 | 3,529,392 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $5,435,726 | 3,697,774 | Shares | Other | 2025-02-14 | |
| 2024-09-30 | $5,264,060 | 3,532,927 | Shares | Other | 2024-11-13 | |
| 2024-06-30 | $5,129,255 | 4,103,405 | Shares | Other | 2024-08-14 | |
| 2024-03-31 | $5,725,470 | 4,771,226 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $7,601,723 | 5,034,255 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $7,229,465 | 4,518,417 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $9,671,190 | 4,456,770 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $5,670,783 | 3,884,100 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $4,816,614 | 3,853,292 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $7,381,118 | 3,905,354 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $12,821,777 | 5,067,897 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $19,728,144 | 5,734,926 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $29,993,234 | 6,235,600 | Shares | Defined | 2022-02-08 | |
| 2021-09-30 | $23,038,616 | 6,311,950 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $26,567,926 | 6,559,982 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $25,034,242 | 5,835,488 | Shares | Other | 2021-05-12 | |
| 2020-12-31 | $29,661,197 | 7,509,164 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $28,637,826 | 7,760,929 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $27,055,794 | 7,934,251 | Shares | Other | 2020-08-14 | |
| 2020-03-31 | $6,680,626 | 4,985,544 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||