Who
David MacLennan
Director
Company insider
Files Form 4 as: Director, Ecolab; Director, Caterpillar; Director, C.H. Robinson Worldwide.
In numbers
- Trades disclosed
- 165
- Buys
- 34
- Sells
- 0
- Bought
- $4.6M
- Sold
- $0
- Companies
- 3
- Companies where not an officer
- 3
- First trade
- 30 Sep 2010
- Last trade
- 30 Sep 2026
- Last filed
- 2 Oct 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 30 Sep 2026filed 2 Oct 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | —131.17 at $0.00 | filing |
| 30 Sep 2026filed 2 Oct 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | $13K46.36 at $276.36 | filing |
| 30 Sep 2026filed 1 Oct 2026 | CAT Caterpillaroption or derivative · Machinery | SEC FORM 4 Code A | $23K28 at $821.01 | filing |
| 30 Jun 2026filed 2 Jul 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | —130.18 at $0.00 | filing |
| 30 Jun 2026filed 2 Jul 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | $13K46.01 at $278.46 | filing |
| 30 Jun 2026filed 2 Jul 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | —130.18 at $0.00 | filing |
| 30 Jun 2026filed 2 Jul 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | $13K46.01 at $278.46 | filing |
| 30 Jun 2026filed 1 Jul 2026 | CAT Caterpillaroption or derivative · Machinery | SEC FORM 4 Code A | $23K22 at $1,055.33 | filing |
| 30 Jun 2026filed 1 Jul 2026 | CAT Caterpillaroption or derivative · Machinery | SEC FORM 4 Code A | $23K22 at $1,055.33 | filing |
| 10 Jun 2026filed 11 Jun 2026 | CAT CaterpillarMachinery | SEC FORM 4 Code A | —211 at $0.00 | filing |
| 10 Jun 2026filed 11 Jun 2026 | CAT CaterpillarMachinery | SEC FORM 4 Code A | —211 at $0.00 | filing |
| 15 May 2026filed 19 May 2026 | ECL Ecolaboption or derivative · Chemicals | SEC FORM 4 Code A | —732 at $0.00 | filing |
| 15 May 2026filed 19 May 2026 | ECL Ecolaboption or derivative · Chemicals | SEC FORM 4 Code A | —732 at $0.00 | filing |
| 13 May 2026filed 14 May 2026 | ECL EcolabChemicals | SEC FORM 4 Bought | $251K1,000 at $250.65 | filing |
| 13 May 2026filed 14 May 2026 | ECL EcolabChemicals | SEC FORM 4 Bought | $251K1,000 at $250.65 | filing |
| 4 May 2026filed 5 May 2026 | CAT CaterpillarMachinery | SEC FORM 4 Bought | $219K250 at $876.84 | filing |
| 4 May 2026filed 5 May 2026 | CAT CaterpillarMachinery | SEC FORM 4 Bought | $219K250 at $876.84 | filing |
| 4 May 2026filed 5 May 2026 | ECL EcolabChemicals | SEC FORM 4 Bought | $206K800 at $256.91 | filing |
| 4 May 2026filed 5 May 2026 | ECL EcolabChemicals | SEC FORM 4 Bought | $206K800 at $256.91 | filing |
| 31 Mar 2026filed 2 Apr 2026 | ECL EcolabChemicals | SEC FORM 4 Code A | —137.82 at $0.00 | filing |
News
Lsb Industries (NYSE:LXU) versus Ecolab (NYSE:ECL) Head-To-Head ComparisonECL · tickerreport.com · 19 Oct 2026Caterpillar (NYSE: CAT) names York to Resource Industries as Johnson retiresCAT · tickerreport.com · 18 Oct 2026GE Vernova vs. Caterpillar: Which Has More Exposure to the AI Power Build-Out?CAT · aol.com · 18 Oct 2026Caterpillar announces $10 million workforce investment in North CarolinaCAT · sanfordherald.com · 17 Oct 2026Ecolab Inc. $ECL Stake Cut by Gradient Investments LLCECL · dailypolitical.com · 8 Oct 2026Ecolab (ECL): Is Its Water-and-Hygiene Moat as Sticky as It Looks?ECL · insidermonkey.com · 7 Oct 2026
0 headlines in the last 90 days name David MacLennan; 6 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.