David MacLennan

ECL

David MacLennan serves as Director at Ecolab Inc. (ECL). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

21 trades

$2.72M

Total Sells

1 trades

$380.2K

Net Position

Net Buyer

$2.34M

Companies Traded

ECL, CAT

Active Period

May 2021 – Dec 2025

22 total trades

Most Recent

Buy ECL

Dec 8, 2025 · $193.2K

David MacLennan's Insider Trading at Ecolab Inc. (ECL)

Buys

12 · $1.62M

Sells

1 · $380.2K

Total Shares Bought

7,700

Total Shares Sold

1,451

ECL Price Chart

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Date	Type	Shares	Avg Price	Value
Dec 8, 2025	Buy	750	$257.60	$193.2K
Nov 13, 2025	Sell	1,451	$262.02	$380.2K
Aug 15, 2025	Buy	600	$278.51	$167.1K
May 9, 2025	Buy	500	$251.74	$125.9K
Feb 13, 2025	Buy	400	$264.52	$105.8K
Aug 2, 2024	Buy	650	$240.41	$156.3K
May 3, 2024	Buy	650	$227.37	$147.8K
Dec 1, 2023	Buy	800	$191.53	$153.2K
Aug 7, 2023	Buy	650	$183.73	$119.4K
Jun 14, 2023	Buy	700	$180.23	$126.2K
Nov 8, 2022	Buy	800	$139.66	$111.7K
May 5, 2022	Buy	600	$171.01	$102.6K
Feb 18, 2022	Buy	600	$179.09	$107.5K

David MacLennan's Insider Trading at Caterpillar Inc. (CAT)

Buys

9 · $1.10M

Sells

0 · $0.00

Total Shares Bought

3,925

Total Shares Sold

CAT Price Chart

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Date	Type	Shares	Avg Price	Value
Nov 6, 2025	Buy	300	$568.86	$170.7K
May 8, 2025	Buy	375	$320.70	$120.3K
May 3, 2024	Buy	500	$337.39	$168.7K
Feb 23, 2024	Buy	350	$323.37	$113.2K
Feb 17, 2023	Buy	400	$249.29	$99.7K
May 5, 2022	Buy	600	$219.82	$131.9K
Feb 7, 2022	Buy	480	$199.50	$95.8K
Aug 4, 2021	Buy	500	$206.20	$103.1K
May 5, 2021	Buy	420	$237.86	$99.9K