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GAMCO INVESTORS, INC. ET AL

Position in WDFC — Wd 40 Co

CIK 807249 GREENWICH, CT

Position in WDFC

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$9,136,500
+$1,488,750 QoQ
Shares Held
37,500
0.0% QoQ
Ownership
0.279%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#38
of 383 holders
Holding Since
Mar 2020
26 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

GAMCO INVESTORS, INC. ET AL holds $246,249,920 across 24 Specialty Chemicals names. WDFC ranks #7 (3.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 WDFC
Wd 40 Co
This page
37,500 $9,136,500

All Filings in WDFC

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $9,136,500 37,500
2026-03-31 $7,647,750 37,500
2025-12-31 $7,446,758 37,820
2025-09-30 $7,473,232 37,820
2025-06-30 $8,626,363 37,820
2025-03-31 $9,228,080 37,820
2024-12-31 $9,178,157 37,820
2024-09-30 $9,753,021 37,820
2024-06-30 $8,306,784 37,820
2024-03-31 $9,580,184 37,820
2023-12-31 $9,047,604 37,845
2023-09-30 $7,793,237 38,345
2023-06-30 $7,422,434 39,345
2023-03-31 $7,005,377 39,345
2022-12-31 $6,342,807 39,345
2022-09-30 $6,914,490 39,345
2022-06-30 $8,123,869 40,345
2022-03-31 $7,392,414 40,345
2021-12-31 $9,870,000 40,345
2021-09-30 $9,339,060 40,345
2021-06-30 $10,340,020 40,345
2021-03-31 $12,505,922 40,845
2020-12-31 $11,557,080 43,500
2020-09-30 $8,272,847 43,700
2020-06-30 $8,665,710 43,700
2020-03-31 $8,777,145 43,700