Position in WAT
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$630,364,278
-$154,705,589 QoQ
Shares Held
2,116,737
+2.4% QoQ
Ownership
2.16%
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 96.30190240922704.ToString("F0")%
Shared 0.ToString("F0")%
None 3.698097590772968.ToString("F0")%
Common Shares in WAT Over Time
Shares Held
Position Value (USD)
Position in Diagnostics & Research
Healthcare · as of Mar 31, 2026ALLIANCEBERNSTEIN L.P. holds $4,425,586,457 across 32 Diagnostics & Research names. WAT ranks #3 (14.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TMO |
Thermo Fisher Scientific Inc.
|
2,190,608 | $1,076,749,550 | |
| 2 | MTD |
Mettler Toledo International Inc/
|
757,108 | $954,864,609 | |
| 3 | WAT |
Waters Corp /De/
This page
|
2,116,737 | $630,364,278 | |
| 4 | IQV |
Iqvia Holdings Inc.
|
2,878,897 | $490,967,093 | |
| 5 | LH |
Labcorp Holdings Inc.
|
877,428 | $234,106,564 | |
| 6 | GH |
Guardant Health, Inc.
|
1,905,637 | $176,023,689 | |
| 7 | ICLR |
Icon PLC
|
1,344,595 | $148,792,882 | |
| 8 | ILMN |
Illumina, Inc.
|
1,091,559 | $134,545,562 |
All Filings in WAT
Export CSV
28 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $630,364,278 | 2,116,737 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $785,069,867 | 2,066,898 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $624,936,855 | 2,084,443 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $624,936,855 | 2,084,443 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $1,405,054,237 | 4,025,482 | Shares | Sole | 2025-08-13 | |
| 2025-06-30 | $1,403,614,796 | 4,021,358 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,131,757,210 | 3,070,671 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $1,132,981,600 | 3,073,993 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $984,581,661 | 2,654,002 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $878,721,099 | 2,441,638 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $683,472,529 | 2,355,827 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $786,671,228 | 2,285,307 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $667,892,439 | 2,028,650 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $567,424,946 | 2,069,308 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $538,007,524 | 2,018,487 | Shares | Defined | 2023-08-15 | |
| 2023-03-31 | $455,375,937 | 1,470,710 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $44,712,513 | 130,517 | Shares | Defined | 2023-02-15 | |
| 2022-09-30 | $23,901,381 | 88,678 | Shares | Defined | 2022-11-15 | |
| 2022-06-30 | $28,509,624 | 86,137 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $34,461,360 | 111,026 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $37,172,439 | 99,765 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $44,176,929 | 123,641 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $39,964,612 | 115,635 | Shares | Defined | 2021-07-30 | |
| 2021-03-31 | $34,108,925 | 120,030 | Shares | Defined | 2021-05-06 | |
| 2020-12-31 | $30,662,513 | 123,929 | Shares | Defined | 2021-02-08 | |
| 2020-09-30 | $21,304,072 | 108,872 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $17,541,554 | 97,237 | Shares | Defined | 2020-08-13 | |
| 2020-03-31 | $18,898,610 | 103,810 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||