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Who

Douglas M. Baker Jr.

Director

Company insider

Files Form 4 as: Director, Merck & Company; Director, Target; Exec Chairman of the Board, Ecolab; Director, U.S. Bancorp.

In numbers

Trades disclosed
238
Buys
2
Sells
14
Bought
$1.4M
Sold
$188.3M
Companies
4
Companies where not an officer
3
First trade
7 Nov 2001
Last trade
29 May 2026
Last filed
2 Jun 2026

Companies traded

Where they are an officer
ECL EcolabDirector, Officer · Chemicals · last 23 Feb 20220 buys · 14 sells
Everywhere else they filed: board seats, 10% stakes, other companies
MRK Merck & CompanyDirector · Pharmaceuticals · last 29 May 20261 buy · 0 sells
TGT TargetDirector · Mass, Grocery & Drug Retail · last 11 Mar 20260 buys · 0 sells
USB U.S. BancorpDirector · Money-centre banks · last 18 Jan 20181 buy · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
29 May 2026filed 2 Jun 2026MRK Merck & Companyoption or derivative · PharmaceuticalsSEC FORM 4 Code A$220K1,853.1 at $118.72filing
29 May 2026filed 2 Jun 2026MRK Merck & Companyoption or derivative · PharmaceuticalsSEC FORM 4 Code A$220K1,853.1 at $118.72filing
11 Mar 2026filed 13 Mar 2026TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code A—1,676 at $0.00filing
11 Mar 2026filed 13 Mar 2026TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code A—1,676 at $0.00filing
30 May 2025filed 3 Jun 2025MRK Merck & Companyoption or derivative · PharmaceuticalsSEC FORM 4 Code A$220K2,863.09 at $76.84filing
12 Mar 2025filed 14 Mar 2025TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code A—1,841 at $0.00filing
5 Feb 2025filed 7 Feb 2025MRK Merck & CompanyPharmaceuticalsSEC FORM 4 Bought$1.3M15,000 at $88.50filing
31 May 2024filed 4 Jun 2024MRK Merck & Companyoption or derivative · PharmaceuticalsSEC FORM 4 Code A$220K1,752.43 at $125.54filing
13 Mar 2024filed 15 Mar 2024TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code A—1,148 at $0.00filing
26 May 2023filed 31 May 2023MRK Merck & Companyoption or derivative · PharmaceuticalsSEC FORM 4 Code A$220K1,980.73 at $111.07filing
8 Mar 2023filed 10 Mar 2023TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code A—2,056 at $0.00filing
27 May 2022filed 1 Jun 2022MRK Merck & Companyoption or derivative · PharmaceuticalsSEC FORM 4 Code A$220K2,363.56 at $93.08filing
30 Mar 2022filed 31 Mar 2022TGT Targetoption or derivative · Mass, Grocery & Drug RetailSEC FORM 4 Code M—5,570 at $0.00filing
30 Mar 2022filed 31 Mar 2022TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code M$374K5,570 at $67.12filing
30 Mar 2022filed 31 Mar 2022TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code F$374K1,675 at $223.26filing
9 Mar 2022filed 10 Mar 2022TGT TargetMass, Grocery & Drug RetailSEC FORM 4 Code A—878 at $0.00filing
23 Feb 2022filed 25 Feb 2022ECL EcolabChemicalsSEC FORM 4 Code A—34,202 at $0.00filing
23 Feb 2022filed 25 Feb 2022ECL EcolabChemicalsSEC FORM 4 Code F$2.6M14,747 at $175.59filing
15 Dec 2021filed 6 Jan 2022ECL EcolabChemicalsSEC FORM 4 Code G—26,316 at $0.00filing
14 Sep 2021filed 15 Sep 2021ECL Ecolaboption or derivative · ChemicalsSEC FORM 4 Code M—173,036 at $0.00filing

News

Sectors

Materials14
Health Care1
Financials1

Buys in green, sells in red, by the company’s sector.

Related people

Michael LarsonDirector · Director at Ecolab, filing Form 4 there in the last year
Lionel L. Nowell IIIDirector · Director at Ecolab, filing Form 4 there in the last year
John J. ZillmerChief Executive Officer · Director at Ecolab, filing Form 4 there in the last year
Michel D. DoukerisDirector · Director at Ecolab, filing Form 4 there in the last year
Julie WhalenDirector · Director at Ecolab, filing Form 4 there in the last year
Ro KhannaRepresentative, CA-17 · Also traded MRK and ECL in the last 90 days
Donald J. TrumpPresident · Also traded MRK and ECL in the last 90 days
Maria Elvira SalazarRepresentative, FL-27 · Also traded MRK in the last 90 days