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STATE OF WISCONSIN INVESTMENT BOARD

Position in WAT — Waters Corp /De/

CIK 854157 MADISON, WI

Position in WAT

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$15,716,990
+$719,403 QoQ
Shares Held
52,777
+33.7% QoQ
Ownership
0.054%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in WAT Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Mar 31, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $358,537,463 across 25 Diagnostics & Research names. WAT ranks #5 (4.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 WAT
Waters Corp /De/
This page
52,777 $15,716,990

All Filings in WAT

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $15,716,990 52,777
2025-12-31 $14,997,587 39,485
2025-09-30 $12,331,185 41,130
2025-06-30 $12,660,029 36,271
2025-03-31 $12,253,109 33,245
2024-12-31 $12,164,063 32,789
2024-09-30 $13,025,138 36,192
2024-06-30 $9,944,153 34,276
2024-03-31 $14,371,602 41,750
2023-12-31 $10,133,040 30,778
2023-09-30 $9,024,251 32,910
2023-06-30 $8,996,524 33,753
2023-03-31 $11,388,501 36,781
2022-12-31 $11,126,655 32,479
2022-09-30 $14,514,190 53,850
2022-06-30 $22,478,506 67,915
2022-03-31 $26,156,875 84,271
2021-12-31 $20,589,130 55,258
2021-09-30 $15,719,056 43,994
2021-06-30 $17,710,784 51,245
2021-03-31 $13,604,922 47,876
2020-12-31 $8,114,386 32,796
2020-09-30 $6,366,644 32,536
2020-06-30 $8,990,053 49,834
2020-03-31 $6,254,509 34,356