Position in WAT
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$488,026,298
-$2,103,674 QoQ
Shares Held
1,638,772
+27.0% QoQ
Ownership
1.67%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 96.88681524946729.ToString("F0")%
None 3.113184750532716.ToString("F0")%
Common Shares in WAT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026JANUS HENDERSON GROUP PLC holds $3,338,997,624 across 30 Diagnostics & Research names. WAT ranks #3 (14.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | DHR |
Danaher Corp /De/
|
6,489,965 | $1,230,497,361 | |
| 2 | RVTY |
Revvity, Inc.
|
8,348,127 | $731,379,403 | |
| 3 | WAT |
Waters Corp /De/
This page
|
1,638,772 | $488,026,298 | |
| 4 | TMO |
Thermo Fisher Scientific Inc.
|
660,258 | $324,536,613 | |
| 5 | ILMN |
Illumina, Inc.
|
2,100,638 | $258,924,637 | |
| 6 | SHC |
Sotera Health Co
|
9,162,191 | $131,385,818 | |
| 7 | MEDP |
Medpace Holdings, Inc.
|
124,954 | $60,001,660 | |
| 8 | LH |
Labcorp Holdings Inc.
|
128,871 | $34,384,071 |
All Filings in WAT
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $488,026,298 | 1,638,772 | Shares | Defined | 2026-05-18 | |
| 2025-12-31 | $490,129,972 | 1,290,393 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $390,482,436 | 1,302,433 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $316,398,125 | 906,481 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $332,258,112 | 901,479 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $329,914,737 | 889,306 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $318,716,061 | 885,593 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $255,113,249 | 879,337 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $242,977,842 | 705,859 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $233,448,431 | 709,074 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $193,004,900 | 703,858 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $154,721,402 | 580,481 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $118,551,441 | 382,881 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $138,552,024 | 404,437 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $113,217,691 | 420,056 | Shares | Defined | 2023-01-13 | |
| 2022-06-30 | $145,128,770 | 438,482 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $235,572,350 | 758,956 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $346,099,197 | 928,876 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $374,248,168 | 1,047,434 | Shares | Defined | 2021-11-16 | |
| 2021-06-30 | $382,339,011 | 1,106,273 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $342,940,050 | 1,206,813 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $355,548,725 | 1,437,025 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $333,357,317 | 1,703,584 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $305,425,859 | 1,693,048 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $264,346,794 | 1,452,056 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||