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STATE OF WISCONSIN INVESTMENT BOARD

Position in WDFC — Wd 40 Co

CIK 854157 MADISON, WI

Position in WDFC

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,345,623
+$212,125 QoQ
Shares Held
5,523
-0.6% QoQ
Ownership
0.041%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#113
of 383 holders
Holding Since
Mar 2020
19 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in WDFC Over Time

Shares Held

Position Value (USD)

Position in Specialty Chemicals

Basic Materials · as of Jun 30, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $394,179,349 across 40 Specialty Chemicals names. WDFC ranks #21 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in WDFC

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19 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,345,623 5,523
2026-03-31 $1,133,498 5,558
2025-12-31 $1,056,171 5,364
2025-09-30 $1,222,946 6,189
2025-06-30 $1,407,087 6,169
2025-03-31 $1,648,464 6,756
2024-12-31 $2,506,156 10,327
2024-09-30 $2,934,416 11,379
2024-06-30 $2,478,637 11,285
2024-03-31 $855,174 3,376
2023-12-31 $307,444 1,286
2023-09-30 $305,469 1,503
2023-06-30 $994,751 5,273
2023-03-31 $945,267 5,309
2022-12-31 $934,695 5,798
2022-09-30 $1,167,792 6,645
2022-06-30 $1,516,844 7,533
2022-03-31 $494,721 2,700
2020-03-31 $1,961,099 9,764