MarketPeel
Insider Trading Intelligence
WN

William B. Noble

WDFC
MANAGING DIRECTOR, EMEA · WD 40 CO · CIK 0001253564
FILING MIX · LIFETIME36%/64%
BUYS
10
SELLS
18
TOTAL VALUE
$990.7K
COMPANIES
1
ACTIVE SINCE
Aug 2020
HOLDINGS NOW
7,741
AVG SELL PX
$255.14
TRADE KIND
SHOWING 28 / 28
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
6 backtested trades · 8 horizons · 2 pending
Forward-return performance of every backtestable P/S trade by William B. Noble, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d6+50.00%+0.79%-1.62%+2.41%-0.38%
14d6+16.67%+3.72%+0.90%+2.81%+5.13%
30d6+33.33%+2.45%+1.52%+0.93%+2.62%
60d6+66.67%+0.07%+3.57%-3.51%-4.05%
90d6+50.00%+3.90%+7.33%-3.43%-3.34%
180d6+50.00%+4.67%+10.60%-5.93%-13.92%
1y6+83.33%-14.09%+23.82%-37.91%-42.98%
2y6(2 pending)+75.00%-25.75%+15.88%-41.64%-46.04%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
WDFC · 7,741 shares · as of Oct 27, 2025
02,5805,1607,73910,31920212022202320242025SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2020
2020
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
FLOW · 10 buys / 18 sellsCOVERAGE · 22 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
WDFC
WD 40 CO
SALE
Group Managing Director
3168,097Oct 27, 2025Oct 29, 2025View →
WDFC
WD 40 CO
SALE
Group Managing Director
2587,741Oct 27, 2025Oct 29, 2025View →
WDFC
WD 40 CO
SALE
Group Managing Director
1,000$289.70$289.7K7,999Nov 13, 2024Nov 14, 2024View →
WDFC
WD 40 CO
SALE
Group Managing Director, EIMEA
2049,870Oct 22, 2024Oct 24, 2024View →
WDFC
WD 40 CO
SALE
Group Managing Director, EIMEA
24510,074Oct 22, 2024Oct 24, 2024View →
WDFC
WD 40 CO
SALE
Group Managing Director, EIMEA
719,799Oct 22, 2024Oct 24, 2024View →
WDFC
WD 40 CO
SALE
Group Managing Director, EIMEA
800$256.98$205.6K8,999Oct 22, 2024Oct 24, 2024View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
43410,168Oct 3, 2024Oct 7, 2024View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
4419,734Oct 3, 2024Oct 7, 2024View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
15110,319Oct 3, 2024Oct 7, 2024View →
WDFC
WD 40 CO
SALE
Group MD, EMEA & Emerging Mkts
2259,293Oct 24, 2023Oct 26, 2023View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
5569,454Oct 5, 2023Oct 10, 2023View →
WDFC
WD 40 CO
SALE
Managing Director, EMEA
1988,898Oct 24, 2022Oct 25, 2022View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
6499,160Oct 10, 2022Oct 11, 2022View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
2168,904Oct 22, 2021Oct 26, 2021View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
3938,511Oct 22, 2021Oct 26, 2021View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
1739,120Oct 22, 2021Oct 26, 2021View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
3627,998Oct 12, 2021Oct 14, 2021View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
8359,293Oct 12, 2021Oct 14, 2021View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
4608,458Oct 12, 2021Oct 14, 2021View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
583$305.46$178.1K7,636Jan 26, 2021Jan 27, 2021View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
2408,219Oct 29, 2020Oct 30, 2020View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
1488,459Oct 29, 2020Oct 30, 2020View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
500$215.00$107.5K9,107Oct 21, 2020Oct 22, 2020View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
500$220.00$110.0K8,607Oct 21, 2020Oct 22, 2020View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
4179,098Oct 12, 2020Oct 14, 2020View →
WDFC
WD 40 CO
PURCHASEGRANT
Stock grant
5099,607Oct 12, 2020Oct 14, 2020View →
WDFC
WD 40 CO
SALE
Managing Director, Europe
500$199.70$99.8K8,681Aug 18, 2020Aug 19, 2020View →
Other insiders · WDFC
Loading peer insiders…
About this filer
CIK 0001253564
ROLE
Managing Director, EMEA
PRIMARY
WDFC
COMPANIES
1
ACTIVE SINCE
Aug 2020
MARKETPEEL · /INSIDER/0001253564DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

One short email. Insider buys, congressional trades, and plain-English analysis.

Feedback