Guillermo Briseno, President of Donaldson DCI, has filed 0 purchases and 4 sales on the open market. Over the past 12 months that comes to a net sale of $1.8M. The latest trade was on 03/26.

GB

GB

Guillermo Briseno

President

Company

Donaldson DCI

First filing

23/09/25

Trades

21 trades

Buys / sales

0 / 4

12-month net buying

−$1.8M

Last trade

03/26

FollowShare

Trading activity

6 months1 year2 years5 yearsAll

Transactions

Company	Trade type	Traded	Filed	Shares	Price	Value	Holding change
DonaldsonDCI	Open-market sale	03/26	03/27	20,600 sh2 trades	$84.97avg.	$1,750,382	−41.3%
DonaldsonDCI	Open-market sale	25/09/03	25/09/04	13,500 sh	$79.03	$1,066,905	−34.8%
DonaldsonDCI	Open-market sale	23/12/06	23/12/07	2,737 sh	$61.50	$168,325.5	−14.5%