Insider · CIK 0001603888
Thomas R Scalf
presidentofficer
Files at DCI (DONALDSON Co INC). First filing Mar 3, 2025, latest Mar 18, 2025.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 2
$0 bought, $4.0M sold
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
DCI: DONALDSON Co INC
DCIOct 9, 2026 · close 86.93
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 58Moderate | DONALDSON Co INC | $2.0M 28,500 shares | -50% | - | |
| 58Moderate | DONALDSON Co INC | $2.0M 29,500 shares | -51% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Mar 17, 2025 | DCI DONALDSON Co INC | MOption exercise Common Stock | +28,500 | $42.72 | $1.2M | 56,834 | Mar 18, 2025 |
| Mar 17, 2025 | DCI DONALDSON Co INC | SOpen-market sale Common Stock | -28,500 | $69.22 | $2.0M | 28,334 | Mar 18, 2025 |
| Mar 17, 2025 | DCI DONALDSON Co INC | MOption exercise Employee Stock Option (right to buy)derivative | -28,500 | $0.00 | $0 | 0 | Mar 18, 2025 |
| Feb 28, 2025 | DCI DONALDSON Co INC | MOption exercise Common Stock | +29,500 | $28.00 | $826k | 57,834 | Mar 3, 2025 |
| Feb 28, 2025 | DCI DONALDSON Co INC | SOpen-market sale Common Stock | -29,500 | $68.89 | $2.0M | 28,334 | Mar 3, 2025 |
| Feb 28, 2025 | DCI DONALDSON Co INC | MOption exercise Employee Stock Option (right to buy)derivative | -29,500 | $0.00 | $0 | 0 | Mar 3, 2025 |
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.