WDFC

Wd 40 Co

Insider trading activity for Wd 40 Co, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$117.1K

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 1 insiders): $117.1K

Past 6 months

-$117.1K

net selling

Bought(0 · 0 insiders): $0
Sold(2 · 1 insiders): $117.1K

Past 12 months

+$510.5K

net buying

Bought(7 · 6 insiders): $627.6K
Sold(2 · 1 insiders): $117.1K

Transaction history

The 42 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 13	Olsem Patricia Q	Division President,…	SSELL	200	$234.72	$46.9K	-4.2%	Open the original filing on SEC.gov
Aug 10	Olsem Patricia Q	Division President,…	SSELL	300	$233.73	$70.1K	-5.9%	Open the original filing on SEC.gov
Feb 18	Plunk Ken Allen	Director	AGRANT	515	—	—	—	Open the original filing on SEC.gov
Feb 5	Pendarvis David	Director	PBUY	424	$247.15	$104.8K	+6.6%	Open the original filing on SEC.gov
Dec 12, 2025	Saunders Anne	Director	AGRANT	612	—	—	+22.3%	Open the original filing on SEC.gov
Dec 12, 2025	Pendarvis David	Director	AGRANT	612	—	—	+10.4%	Open the original filing on SEC.gov
Dec 12, 2025	Monteagudo Graciela	Director	AGRANT	612	—	—	+27.1%	Open the original filing on SEC.gov
Dec 12, 2025	Magee Edward O Jr	Director	AGRANT	612	—	—	+30.6%	Open the original filing on SEC.gov
Dec 12, 2025	Lee Lara L	Director	AGRANT	612	—	—	+32.4%	Open the original filing on SEC.gov
Dec 12, 2025	Etchart Eric	Director	AGRANT	367	—	—	+4.1%	Open the original filing on SEC.gov
Dec 12, 2025	Etchart Eric	Director	AGRANT	612	—	—	+7.3%	Open the original filing on SEC.gov
Dec 12, 2025	Carter Daniel T	Director	AGRANT	612	—	—	+8.5%	Open the original filing on SEC.gov
Dec 12, 2025	Burks Cynthia	Director	AGRANT	612	—	—	+47.4%	Open the original filing on SEC.gov
Oct 30, 2025	Pendarvis David	Director	PBUY★	523	$196.37	$102.7K	+9.8%	Open the original filing on SEC.gov
Oct 30, 2025	Etchart Eric	Director	PBUY★	500	$194.02	$97K	+6.3%	Open the original filing on SEC.gov
Oct 28, 2025	Kiamilev Phenix Q.	VP, GC & Chief Complianc…	PBUY★	55	$200.46	$11K	+1.3%	Open the original filing on SEC.gov
Oct 28, 2025	Hyzer Sara Kathleen	VP, Finance & CFO	PBUY	200	$200.46	$40.1K	+3.5%	Open the original filing on SEC.gov
Oct 28, 2025	Brass Steven A	President and CEO	PBUY★	362	$200.46	$72.6K	+1.1%	Open the original filing on SEC.gov
Oct 27, 2025	Carter Daniel T	Director	PBUY★	1,000	$199.37	$199.4K	+16.1%	Open the original filing on SEC.gov
Oct 27, 2025	Lindeman Jeffrey G	VP, Chief People, Cult.…	FTAX	294	—	—	-5.7%	Open the original filing on SEC.gov
Oct 27, 2025	Lindeman Jeffrey G	VP, Chief People, Cult.…	FTAX	260	—	—	-4.8%	Open the original filing on SEC.gov
Oct 27, 2025	Kiamilev Phenix Q.	VP, GC & Chief Complianc…	FTAX	294	—	—	-6.5%	Open the original filing on SEC.gov
Oct 27, 2025	Kiamilev Phenix Q.	VP, GC & Chief Complianc…	FTAX	267	—	—	-5.5%	Open the original filing on SEC.gov
Oct 27, 2025	Hyzer Sara Kathleen	VP, Finance & CFO	FTAX	455	—	—	-7.3%	Open the original filing on SEC.gov
Oct 27, 2025	Hyzer Sara Kathleen	VP, Finance & CFO	FTAX	533	—	—	-7.9%	Open the original filing on SEC.gov
Oct 27, 2025	Brass Steven A	President and CEO	FTAX	1,972	—	—	-5.6%	Open the original filing on SEC.gov
Oct 27, 2025	Brass Steven A	President and CEO	FTAX	2,380	—	—	-6.3%	Open the original filing on SEC.gov
Oct 27, 2025	Olsem Patricia Q	Division President,…	FTAX	401	—	—	-7.3%	Open the original filing on SEC.gov
Oct 27, 2025	Olsem Patricia Q	Division President,…	FTAX	335	—	—	-5.8%	Open the original filing on SEC.gov
Oct 27, 2025	Noble William B	Group Managing Director	FTAX	316	—	—	-3.8%	Open the original filing on SEC.gov
Oct 27, 2025	Noble William B	Group Managing Director	FTAX	258	—	—	-3.2%	Open the original filing on SEC.gov
Oct 9, 2025	Olsem Patricia Q	Division President,…	AGRANT	1,120	—	—	+48.1%	Open the original filing on SEC.gov
Oct 9, 2025	Olsem Patricia Q	Division President,…	AGRANT	1,011	—	—	+76.6%	Open the original filing on SEC.gov
Oct 9, 2025	Lindeman Jeffrey G	VP, Chief People, Cult.…	AGRANT	821	—	—	+17.7%	Open the original filing on SEC.gov
Oct 9, 2025	Lindeman Jeffrey G	VP, Chief People, Cult.…	AGRANT	843	—	—	+22.2%	Open the original filing on SEC.gov
Oct 9, 2025	Kiamilev Phenix Q.	VP, GC & Chief Complianc…	AGRANT	821	—	—	+20.6%	Open the original filing on SEC.gov
Oct 9, 2025	Kiamilev Phenix Q.	VP, GC & Chief Complianc…	AGRANT	972	—	—	+32.2%	Open the original filing on SEC.gov
Oct 9, 2025	Hyzer Sara Kathleen	VP, Finance & CFO	AGRANT	895	—	—	+15.4%	Open the original filing on SEC.gov
Oct 9, 2025	Hyzer Sara Kathleen	VP, Finance & CFO	AGRANT	1,751	—	—	+43.0%	Open the original filing on SEC.gov
Oct 9, 2025	Brass Steven A	President and CEO	AGRANT	3,883	—	—	+11.5%	Open the original filing on SEC.gov
Oct 9, 2025	Brass Steven A	President and CEO	AGRANT	7,783	—	—	+29.8%	Open the original filing on SEC.gov
Apr 11, 2025	Hyzer Sara Kathleen	VP, Finance & CFO	PBUY	256	$222.83	$57K	+6.7%	Open the original filing on SEC.gov

SSELL$46.9K

Olsem Patricia Q · Division President…Aug 13

200 sh @ $234.72 · -4.2% own

SSELL$70.1K

Olsem Patricia Q · Division President…Aug 10

300 sh @ $233.73 · -5.9% own

AGRANT—

Plunk Ken Allen · DirectorFeb 18

515 sh

PBUY$104.8K

Pendarvis David · DirectorFeb 5

424 sh @ $247.15 · +6.6% own

AGRANT—

Saunders Anne · DirectorDec 12, 2025

612 sh · +22.3% own

AGRANT—

Pendarvis David · DirectorDec 12, 2025

612 sh · +10.4% own

AGRANT—

Monteagudo Graciela · DirectorDec 12, 2025

612 sh · +27.1% own

AGRANT—

Magee Edward O Jr · DirectorDec 12, 2025

612 sh · +30.6% own

AGRANT—

Lee Lara L · DirectorDec 12, 2025

612 sh · +32.4% own

AGRANT—

Etchart Eric · DirectorDec 12, 2025

367 sh · +4.1% own

AGRANT—

Etchart Eric · DirectorDec 12, 2025

612 sh · +7.3% own

AGRANT—

Carter Daniel T · DirectorDec 12, 2025

612 sh · +8.5% own

AGRANT—

Burks Cynthia · DirectorDec 12, 2025

612 sh · +47.4% own

PBUY★$102.7K

Pendarvis David · DirectorOct 30, 2025

523 sh @ $196.37 · +9.8% own

PBUY★$97K

Etchart Eric · DirectorOct 30, 2025

500 sh @ $194.02 · +6.3% own

PBUY★$11K

Kiamilev Phenix Q. · VP, GC & Chief…Oct 28, 2025

55 sh @ $200.46 · +1.3% own

PBUY$40.1K

Hyzer Sara Kathleen · VP, Finance & CFOOct 28, 2025

200 sh @ $200.46 · +3.5% own

PBUY★$72.6K

Brass Steven A · President and CEOOct 28, 2025

362 sh @ $200.46 · +1.1% own

PBUY★$199.4K

Carter Daniel T · DirectorOct 27, 2025

1,000 sh @ $199.37 · +16.1% own

FTAX—

Lindeman Jeffrey G · VP, Chief People,…Oct 27, 2025

294 sh · -5.7% own

FTAX—

Lindeman Jeffrey G · VP, Chief People,…Oct 27, 2025

260 sh · -4.8% own

FTAX—

Kiamilev Phenix Q. · VP, GC & Chief…Oct 27, 2025

294 sh · -6.5% own

FTAX—

Kiamilev Phenix Q. · VP, GC & Chief…Oct 27, 2025

267 sh · -5.5% own

FTAX—

Hyzer Sara Kathleen · VP, Finance & CFOOct 27, 2025

455 sh · -7.3% own

FTAX—

Hyzer Sara Kathleen · VP, Finance & CFOOct 27, 2025

533 sh · -7.9% own

FTAX—

Brass Steven A · President and CEOOct 27, 2025

1,972 sh · -5.6% own

FTAX—

Brass Steven A · President and CEOOct 27, 2025

2,380 sh · -6.3% own

FTAX—

Olsem Patricia Q · Division President…Oct 27, 2025

401 sh · -7.3% own

FTAX—

Olsem Patricia Q · Division President…Oct 27, 2025

335 sh · -5.8% own

FTAX—

Noble William B · Group Managing…Oct 27, 2025

316 sh · -3.8% own

FTAX—

Noble William B · Group Managing…Oct 27, 2025

258 sh · -3.2% own

AGRANT—

Olsem Patricia Q · Division President…Oct 9, 2025

1,120 sh · +48.1% own

AGRANT—

Olsem Patricia Q · Division President…Oct 9, 2025

1,011 sh · +76.6% own

AGRANT—

Lindeman Jeffrey G · VP, Chief People,…Oct 9, 2025

821 sh · +17.7% own

AGRANT—

Lindeman Jeffrey G · VP, Chief People,…Oct 9, 2025

843 sh · +22.2% own

AGRANT—

Kiamilev Phenix Q. · VP, GC & Chief…Oct 9, 2025

821 sh · +20.6% own

AGRANT—

Kiamilev Phenix Q. · VP, GC & Chief…Oct 9, 2025

972 sh · +32.2% own

AGRANT—

Hyzer Sara Kathleen · VP, Finance & CFOOct 9, 2025

895 sh · +15.4% own

AGRANT—

Hyzer Sara Kathleen · VP, Finance & CFOOct 9, 2025

1,751 sh · +43.0% own

AGRANT—

Brass Steven A · President and CEOOct 9, 2025

3,883 sh · +11.5% own

AGRANT—

Brass Steven A · President and CEOOct 9, 2025

7,783 sh · +29.8% own

PBUY$57K

Hyzer Sara Kathleen · VP, Finance & CFOApr 11, 2025

256 sh @ $222.83 · +6.7% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 19 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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