DCI Insider Trading
DONALDSON Co INC | Industrial & Commercial Fans & Blowers & Air Purifing Equip
Comprehensive Trading Performance Summary
The investment history of corporate insiders at DONALDSON Co INC provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Industrial & Commercial Fans & Blowers & Air Purifing Equip sector.
Transactions on Chart
Open Full Chart| Filing Date | Trade Date | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|
| 2022-09-02 18:49 | 2022-09-01 | OBERTON WILLARD D | Director | OPT+S | $51.35 | 7,200 | $369,720 | 24,195 | 0.0% |
| 2022-06-03 20:29 | 2022-06-02 | OBERTON WILLARD D | Director | OPT+S | $53.09 | 7,200 | $382,248 | 23,903 | 0.0% |
| 2021-12-30 18:38 | 2021-12-29 | Keller Peter Joseph | Officer - Corporate Controller | OPT+S | $59.01 | 2,000 | $118,020 | 2,000 | 0.0% |
| 2021-12-29 18:36 | 2021-12-28 | Rajendra Ajita G | Director | OPT+S | $58.59 | 8,425 | $493,621 | 37,248 | 0.0% |
| 2021-12-20 21:34 | 2021-12-17 | SCALF THOMAS R | Officer - Senior Vice President | SELL | $58.12 | 15 | $872 | 23,571 | -0.1% |
| 2021-12-06 19:49 | 2021-12-03 | SCALF THOMAS R | Officer - Senior Vice President | OPT+S | $55.24 | 4,000 | $220,960 | 23,586 | 0.0% |
| 2021-06-23 17:37 | 2021-06-22 | WIEHOFF JOHN | Director | OPT+S | $61.94 | 14,400 | $891,936 | 58,837 | 0.0% |
| 2021-06-07 20:09 | 2021-06-04 | OBERTON WILLARD D | Director | OPT+S | $64.20 | 10,000 | $642,000 | 22,211 | 0.0% |
| 2021-06-04 19:27 | 2021-06-03 | HOFFMAN MICHAEL J | Director | OPT+S | $63.71 | 14,400 | $917,424 | 64,015 | 0.0% |
| 2021-03-16 23:31 | 2021-03-15 | Carpenter Tod E. | Director, Officer - Chairman, President and CEO | OPT+S | $61.45 | 21,398 | $1,314,907 | 179,799 | 0.0% |
| 2021-03-15 21:33 | 2021-03-12 | Carpenter Tod E. | Director, Officer - Chairman, President and CEO | OPT+S | $61.51 | 500 | $30,755 | 179,799 | 0.0% |
| 2021-03-12 23:00 | 2021-03-11 | Carpenter Tod E. | Director, Officer - Chairman, President and CEO | OPT+S | $61.59 | 2,102 | $129,462 | 179,799 | 0.0% |
| 2021-03-02 21:52 | 2021-03-01 | OBERTON WILLARD D | Director | OPT+S | $60.20 | 4,400 | $264,880 | 22,196 | 0.0% |
| 2020-12-07 22:56 | 2020-12-04 | SCALF THOMAS R | Officer - Senior Vice President | OPT+S | $54.41 | 1,000 | $54,410 | 23,586 | 0.0% |
| 2020-10-07 00:50 | 2020-10-02 | Rajendra Ajita G | Director | OPT+S | $47.97 | 8,861 | $425,083 | 29,526 | 0.0% |
| 2020-06-09 18:16 | 2020-06-08 | Becker Amy C | Officer - Vice President | SELL | $51.64 | 2,627 | $135,658 | 28,216 | -8.5% |
| 2020-06-09 18:17 | 2020-06-08 | SCALF THOMAS R | Officer - Senior Vice President | SELL | $50.97 | 1,250 | $63,713 | 19,913 | -5.9% |
| 2020-06-09 18:16 | 2020-06-08 | Carpenter Tod E. | Director, Officer - Chairman, President and CEO | SELL | $51.36 | 10,000 | $513,600 | 155,273 | -6.1% |
| 2020-06-09 18:19 | 2020-06-08 | WIEHOFF JOHN | Director | OPT+S | $51.03 | 14,400 | $734,832 | 55,937 | 0.0% |
| 2020-06-09 18:18 | 2020-06-08 | OBERTON WILLARD D | Director | OPT+S | $51.04 | 14,400 | $734,976 | 20,611 | 0.0% |
| 2020-03-10 19:07 | 2020-03-09 | Spethmann Jeffrey E | Officer - Senior Vice President | SELL | $46.02 | 3,600 | $165,672 | 19,135 | -15.8% |
| 2020-03-10 19:05 | 2020-03-09 | Robinson Scott J. | Officer - Senior Vice President | SELL | $40.56 | 4,000 | $162,240 | 22,880 | -14.9% |
| 2020-03-10 19:06 | 2020-03-09 | SCALF THOMAS R | Officer - Senior Vice President | SELL | $44.93 | 2,500 | $112,325 | 21,163 | -10.6% |
| 2019-06-07 18:15 | 2019-06-06 | WIEHOFF JOHN | Director | OPT+S | $47.88 | 14,400 | $689,472 | 52,460 | 0.0% |
| 2019-04-01 22:54 | 2019-03-29 | Carpenter Tod E. | Director, Officer - Chairman, President and CEO | SELL | $50.02 | 4,000 | $200,080 | 102,037 | -3.8% |
| 2019-03-29 22:14 | 2019-03-28 | OBERTON WILLARD D | Director | OPT+S | $49.10 | 14,400 | $707,040 | 18,772 | 0.0% |
| 2019-03-14 22:07 | 2019-03-13 | Milroy Douglas A. | Director | BUY | $49.05 | 560 | $27,468 | 1,710 | +48.7% |
| 2018-09-17 23:46 | 2018-09-14 | Lewis Richard Brent | Officer - Vice President | OPT+S | $58.99 | 3,209 | $189,299 | 4,791 | 0.0% |
| 2018-09-13 23:28 | 2018-09-12 | OBERTON WILLARD D | Director | OPT+S | $56.85 | 14,400 | $818,640 | 16,051 | 0.0% |
| 2018-07-06 16:13 | 2018-07-05 | HOFFMAN MICHAEL J | Director | OPT+S | $44.70 | 14,400 | $643,680 | 29,316 | 0.0% |
| 2018-06-15 19:18 | 2018-06-14 | WIEHOFF JOHN | Director | OPT+S | $47.86 | 14,400 | $689,184 | 48,220 | 0.0% |
| 2018-03-14 21:47 | 2018-03-13 | Milroy Douglas A. | Director | BUY | $45.30 | 550 | $24,915 | 3,598 | +18.0% |
| 2017-12-15 20:12 | 2017-12-14 | Osland Melissa A. | Officer - Controller | OPT+S | $48.26 | 1,453 | $70,122 | 4,221 | 0.0% |
| 2017-06-21 23:37 | 2017-06-20 | WIEHOFF JOHN | Director | OPT+S | $46.33 | 14,400 | $667,152 | 44,601 | 0.0% |
| 2017-06-21 15:52 | 2017-06-19 | HOFFMAN MICHAEL J | Director | OPT+S | $46.84 | 14,400 | $674,496 | 27,073 | 0.0% |
| 2017-05-15 23:46 | 2017-03-13 | Spethmann Jeffrey E | Officer - Senior Vice President | BUY | $44.37 | 675 | $29,950 | 12,675 | +5.6% |
| 2017-03-08 22:45 | 2017-03-07 | OBERTON WILLARD D | Director | OPT+S | $44.86 | 14,400 | $645,984 | 13,657 | 0.0% |
| 2017-01-04 18:11 | 2017-01-03 | Osland Melissa A. | Officer - Controller | OPT+S | $42.14 | 642 | $27,054 | 3,171 | 0.0% |
| 2016-09-15 22:34 | 2016-09-14 | WIEHOFF JOHN | Director | OPT+S | $36.32 | 14,400 | $523,008 | 42,477 | 0.0% |
| 2016-06-07 22:26 | 2016-06-07 | HOFFMAN MICHAEL J | Director | OPT+S | $36.52 | 14,400 | $525,888 | 26,247 | 0.0% |
| 2016-06-07 18:48 | 2016-06-06 | OBERTON WILLARD D | Director | OPT+S | $36.55 | 7,400 | $270,470 | 13,101 | 0.0% |
| 2016-03-24 22:13 | 2016-03-24 | Milroy Douglas A. | Director | BUY | $31.71 | 600 | $19,026 | 964 | +164.8% |
| 2016-03-04 00:34 | 2016-03-03 | Perushek Mary Lynne | Officer - Vice President | SELL | $30.56 | 1,006 | $30,743 | 30,238 | -3.2% |
| 2016-01-07 17:15 | 2016-01-06 | Perushek Mary Lynne | Officer - Vice President | SELL | $26.79 | 1,391 | $37,265 | 31,244 | -4.3% |
| 2015-12-15 18:24 | 2015-12-11 | Osland Melissa A. | Officer - Controller | OPT+S | $27.21 | 743 | $20,217 | 2,808 | 0.0% |
| 2015-12-04 23:48 | 2015-12-02 | Ward Jay L | Officer - Senior Vice President | OPT+S | $30.07 | 1,174 | $35,302 | 75,515 | 0.0% |
| 2015-12-01 22:56 | 2015-11-30 | MILLER PAUL DAVID | Director | OPT+S | $31.25 | 14,400 | $450,000 | 33,771 | 0.0% |
| 2015-12-01 21:05 | 2015-11-30 | HOFFMAN MICHAEL J | Director | OPT+S | $31.64 | 14,400 | $455,616 | 25,427 | 0.0% |
| 2015-09-21 21:07 | 2015-09-18 | WIEHOFF JOHN | Director | OPT+S | $30.04 | 14,400 | $432,576 | 38,991 | 0.0% |
| 2015-03-27 23:00 | 2015-03-27 | SCALF THOMAS R | Officer - Senior Vice President | SELL | $37.09 | 700 | $25,963 | 6,393 | -9.9% |
How to Interpret $DCI Trades
Not every insider transaction in DONALDSON Co INC is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $DCI shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.
Data Source & Accuracy for DCI
Insider activity data for DONALDSON Co INC is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $DCI, allowing you to follow the capital of those with the most intimate knowledge of the company.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.