Dierker Richard A

President and CEO at CHURCH & DWIGHT CO INC /DE/ · on record since Jun 20, 2018
Director at MCCORMICK & CO INC · on record since Feb 9, 2026
Director at CHURCH & DWIGHT CO INC /DE/ · on record since Apr 1, 2026

Insider trading activity of Dierker Richard A

Transactions on record: 355; since Jan 6, 2016

Open-market buys: 6; $1.8M

Open-market sells: 15; $56.4M

Companies traded: 2; last filing Sep 16, 2026

Figures computed from official regulatory filings — .

Companies where Dierker Richard A has traded

CHURCH & DWIGHT CO INC /DE/353 tx · $103.8M · Sep 16, 2026
MCCORMICK & CO INC2 tx · $25K · Feb 9, 2026

Track record of Dierker Richard A

Statistical track record

Free

Open-market buys: 6

Last buy: Aug 12, 2025

Win rates and median returns are available with a free account (5 insiders/month).

Transaction history of Dierker Richard A

Co-insiders of Dierker Richard A

Smith Michael RCHURCH & DWIGHT CO INC /DE/ +1
ALBRIGHT THELMA RCHURCH & DWIGHT CO INC /DE/
Alvarez Jose BCHURCH & DWIGHT CO INC /DE/
Bajaj RamanCHURCH & DWIGHT CO INC /DE/
BEARD PAUL CMCCORMICK & CO INC
BEEBY ROBERT HCHURCH & DWIGHT CO INC /DE/
BERACHA BARRY HMCCORMICK & CO INC
BILBREY JOHN PMCCORMICK & CO INC
Bomhard BrittaCHURCH & DWIGHT CO INC /DE/
BRADY JAMES TMCCORMICK & CO INC
BRAMMAN ANNE LMCCORMICK & CO INC
BROVA JACQUELIN JCHURCH & DWIGHT CO INC /DE/
Bruno Barry A.CHURCH & DWIGHT CO INC /DE/
Buchert Brian DCHURCH & DWIGHT CO INC /DE/
Carpenter William GeoffreyMCCORMICK & CO INC
CASHAW BRADCHURCH & DWIGHT CO INC /DE/
CASPER BRADLEY ACHURCH & DWIGHT CO INC /DE/
CONISH MARK GCHURCH & DWIGHT CO INC /DE/
CONTINO FRANCIS AMCCORMICK & CO INC
Conway MikeMCCORMICK & CO INC
Craigie JamesCHURCH & DWIGHT CO INC /DE/
CUGINE STEVEN PCHURCH & DWIGHT CO INC /DE/
DAVEY ROBERT GMCCORMICK & CO INC
DAVIES ROBERT A IIICHURCH & DWIGHT CO INC /DE/
DE MAYNADIER PATRICK DCHURCH & DWIGHT CO INC /DE/
DIXON ROSINA BCHURCH & DWIGHT CO INC /DE/

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
CHURCH & DWIGHT CO INC /DE/Listing on record	Sep 16, 2026	AwardD (derivative)	45.73	94.58 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Sep 1, 2026	AwardD (derivative)	43.35	99.78 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Aug 17, 2026	AwardD (derivative)	42.7	101.30 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Aug 3, 2026	AwardD (derivative)	43.77	98.81 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jul 16, 2026	AwardD (derivative)	44.52	97.14 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jul 1, 2026	AwardD (derivative)	44.64	96.88 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jun 16, 2026	AwardD (derivative)	43.99	98.32 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jun 1, 2026	AwardD (derivative)	45.23	95.63 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	May 18, 2026	AwardD (derivative)	45.99	94.05 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	May 1, 2026	AwardD (derivative)	44.56	97.06 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Apr 16, 2026	AwardD (derivative)	45.7	94.63 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Apr 1, 2026	AwardD (derivative)	46.35	93.32 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 16, 2026	AwardD (derivative)	44.25	97.75 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 10, 2026	AwardD (derivative)	1,391.56	102.25 USD	$142.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 10, 2026	Award	34.86	100.39 USD	$3.5K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 4, 2026	Other	-1,038	103.02 USD	$106.9K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 4, 2026	AwardD (derivative)	130,430	0.00 USD	—	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 4, 2026	Award	7,220	103.95 USD	$750.5K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Other	-381	104.86 USD	$40K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Other	-2,651	104.86 USD	$278K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Award	5,380	0.00 USD	—	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Other	-393	104.86 USD	$41.2K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 2, 2026	AwardD (derivative)	31.4	104.86 USD	$3.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Feb 17, 2026	AwardD (derivative)	32.45	101.45 USD	$3.3K	SEC
MCCORMICK & CO INCListing on record	Feb 9, 2026	AwardD (derivative)	2,598	0.00 USD	—	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
CHURCH & DWIGHT CO INC /DE/Listing on record	Sep 16, 2026	AwardD (derivative)	45.73	94.58 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Sep 1, 2026	AwardD (derivative)	43.35	99.78 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Aug 17, 2026	AwardD (derivative)	42.7	101.30 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Aug 3, 2026	AwardD (derivative)	43.77	98.81 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jul 16, 2026	AwardD (derivative)	44.52	97.14 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jul 1, 2026	AwardD (derivative)	44.64	96.88 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jun 16, 2026	AwardD (derivative)	43.99	98.32 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Jun 1, 2026	AwardD (derivative)	45.23	95.63 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	May 18, 2026	AwardD (derivative)	45.99	94.05 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	May 1, 2026	AwardD (derivative)	44.56	97.06 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Apr 16, 2026	AwardD (derivative)	45.7	94.63 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Apr 1, 2026	AwardD (derivative)	46.35	93.32 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 16, 2026	AwardD (derivative)	44.25	97.75 USD	$4.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 10, 2026	AwardD (derivative)	1,391.56	102.25 USD	$142.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 10, 2026	Award	34.86	100.39 USD	$3.5K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 4, 2026	Other	-1,038	103.02 USD	$106.9K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 4, 2026	AwardD (derivative)	130,430	0.00 USD	—	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 4, 2026	Award	7,220	103.95 USD	$750.5K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Other	-381	104.86 USD	$40K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Other	-2,651	104.86 USD	$278K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Award	5,380	0.00 USD	—	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 3, 2026	Other	-393	104.86 USD	$41.2K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Mar 2, 2026	AwardD (derivative)	31.4	104.86 USD	$3.3K	SEC
CHURCH & DWIGHT CO INC /DE/Listing on record	Feb 17, 2026	AwardD (derivative)	32.45	101.45 USD	$3.3K	SEC
MCCORMICK & CO INCListing on record	Feb 9, 2026	AwardD (derivative)	2,598	0.00 USD	—	SEC