Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| ACU | Olschan Brian S | President and COO | 08/18/2026 | Verkauf | 61.63 | 3,308 | 203,872 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/18/2026 | Verkauf | 61.36 | 4,000 | 245,440 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/13/2026 | Steuer-Abgabe | 60.77 | 12,692 | 771,293 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/13/2026 | Optionsausübung | 19.48 | 20,000 | 389,600 | Form 4 |
| ACU | Barker Brian | Director | 08/13/2026 | Verkauf | 60.50 | 3,821 | 231,171 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/12/2026 | Verkauf | 58.39 | 339 | 19,794 | Form 4 |
| ACU | Barker Brian | Director | 08/11/2026 | Steuer-Abgabe | 57.35 | 1,479 | 84,821 | Form 4 |
| ACU | Barker Brian | Director | 08/11/2026 | Optionsausübung | 21.20 | 4,000 | 84,800 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/11/2026 | Verkauf | 57.99 | 159 | 9,220 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/10/2026 | Verkauf | 57.07 | 5,304 | 302,699 | Form 4 |
| ACU | Davidson Rex Lynn | Director | 08/10/2026 | Verkauf | 56.48 | 3,684 | 208,072 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/07/2026 | Verkauf | 55.72 | 125 | 6,965 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/05/2026 | Verkauf | 55.51 | 4,000 | 222,040 | Form 4 |
| ACU | Davidson Rex Lynn | Director | 08/05/2026 | Steuer-Abgabe | 55.43 | 2,544 | 141,014 | Form 4 |
| ACU | Davidson Rex Lynn | Director | 08/05/2026 | Optionsausübung | 28.20 | 5,000 | 141,000 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/04/2026 | Verkauf | 56.75 | 981 | 55,672 | Form 4 |
| ACU | Olschan Brian S | President and COO | 08/03/2026 | Verkauf | 58.00 | 1 | 58 | Form 4 |
| ACU | Johnsen Walter C | Chairman and CEO | 07/29/2026 | Steuer-Abgabe | 59.90 | 20,361 | 1,219,624 | Form 4 |
| ACU | Johnsen Walter C | Chairman and CEO | 07/29/2026 | Optionsausübung | 23.99 | 30,000 | 719,700 | Form 4 |
| ACU | Driscoll Paul G | Chief Financial Officer | 07/29/2026 | Steuer-Abgabe | 59.90 | 10,300 | 616,970 | Form 4 |
| ACU | Driscoll Paul G | Chief Financial Officer | 07/29/2026 | Optionsausübung | 24.92 | 15,000 | 373,800 | Form 4 |
| ACU | Olschan Brian S | President and COO | 07/24/2026 | Steuer-Abgabe | 53.94 | 24,091 | 1,299,469 | Form 4 |
| ACU | Olschan Brian S | President and COO | 07/24/2026 | Optionsausübung | 22.66 | 35,000 | 793,100 | Form 4 |
| ACU | Holden Richmond Y Jr | Director | 07/24/2026 | Steuer-Abgabe | 52.45 | 788 | 41,331 | Form 4 |
| ACU | Holden Richmond Y Jr | Director | 07/24/2026 | Optionsausübung | 21.75 | 1,900 | 41,325 | Form 4 |
| ACU | Holden Richmond Y Jr | Director | 07/24/2026 | Steuer-Abgabe | 52.45 | 606 | 31,785 | Form 4 |
| ACU | Holden Richmond Y Jr | Director | 07/24/2026 | Optionsausübung | 21.20 | 1,500 | 31,800 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).