Guillermo Briseno sold $1.8M of DCI
President at DONALDSON Co INC. 20,600 shares at an average of $84.97, traded Mar 26, 2026, filed Mar 27, 2026.
Score components
- +20RolePresident
- +25Trade size$1.8M at market
- +10Share of holdings soldSold 50% of holdings
- 0ClusterNo other insider selling within 14 days
- -15Exercise and sellShares came from an option exercise in the same filing
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0000029644-26-000030, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Mar 26, 2026 | MOption exercise Common Stock | +12,000 | $42.72 | $513k | 41,267 | Mar 27, 2026 |
| Mar 26, 2026 | SOpen-market sale Common Stock | -12,000 | $84.97 | $1.0M | 29,267 | Mar 27, 2026 |
| Mar 26, 2026 | MOption exercise Common Stock | +8,600 | $45.43 | $391k | 37,867 | Mar 27, 2026 |
| Mar 26, 2026 | SOpen-market sale Common Stock | -8,600 | $84.97 | $731k | 29,267 | Mar 27, 2026 |
| Mar 26, 2026 | MOption exercise Employee Stock Option (right to buy)derivative | -12,000 | $0.00 | $0 | 0 | Mar 27, 2026 |
| Mar 26, 2026 | MOption exercise Employee Stock Option (right to buy)derivative | -8,600 | $0.00 | $0 | 8,600 | Mar 27, 2026 |
Related signals
Other insiders at DONALDSON Co INC and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 35Weak | DCIsell DONALDSON Co INC | Tod E. Carpenter Chairman, President and CEO | $2.9M 31,968 shares | -10% | |
| 24Weak | DCIsell DONALDSON Co INC | Tod E. Carpenter Chairman, President and CEO | $276k 3,032 shares | -1% | |
| 42Moderate | DONALDSON Co INC | Bradley J. Pogalz Chief Financial Officer | $52k 566 shares | -57% | |
| 43Moderate | DONALDSON Co INC | Ajita G Rajendra director | $1.8M 19,800 shares | -35% | |
| 55Moderate | DONALDSON Co INC | Guillermo Briseno President | $1.1M 13,500 shares | -35% | |
| 50Moderate | DONALDSON Co INC | Amy C Becker Chief Legal Officer | $1.5M 18,500 shares | -29% | |
| 60Notable | DONALDSON Co INC | Tod E. Carpenter Chairman, President and CEO | $8.1M 100,500 shares | -26% | |
| 43Moderate | DONALDSON Co INC | Andrew C Dahlgren President | $246k 3,000 shares | -29% | |
| 60Notable | DONALDSON Co INC | Trudy A. Rautio director | $2.6M 31,900 shares | -66% | |
| 40Moderate | DCIsell DONALDSON Co INC | Tod E. Carpenter Chairman, President and CEO | $4.3M 60,000 shares | -21% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.