| 2021-05-03 | Bastarrica Air A. Jr. | Vice President, Controller | Sale+OE | 5,319 | $21.20 | $112,762.80 | -15.4% | → |
| 2021-04-29 | SHAVERS CHERYL L | Director | Sell | 8,000 | $21.09 | $168,720.00 | -14.7% | → |
| 2021-04-27 | Cabrera Raymond D. | SVP, HR & Chief Admin. Officer | Sale+OE | 36,419 | $21.11 | $768,903.42 | -34.9% | → |
| 2021-04-05 | Anderson John S. | Senior Vice President & CFO | Sale+OE | 34,143 | $21.50 | $734,074.50 | -24.9% | → |
| 2021-02-10 | Cabrera Raymond D. | SVP, HR & Chief Admin. Officer | Sell | 6,786 | $20.73 | $140,673.78 | -8.6% | → |
| 2021-01-22 | Giesecke Daniel J. | Senior Vice President & COO | Sell | 5,000 | $20.00 | $100,000.00 | -9.9% | → |
| 2021-01-21 | Anderson John S. | Senior Vice President & CFO | Sell | 5,081 | $19.95 | $101,365.95 | -6.6% | → |
| 2021-01-06 | Anderson John S. | Senior Vice President & CFO | Sell | 4,612 | $18.95 | $87,397.40 | -5.7% | → |
| 2020-11-02 | MACLEOD DONALD | Director | Buy | 10,000 | $14.80 | $148,000.00 | +9.9% | → |
| 2020-11-02 | Niew Jeffrey | President & CEO | Buy | 3,000 | $15.00 | $45,000.00 | +0.9% | → |
| 2020-07-31 | MACLEOD DONALD | Director | Buy | 10,000 | $15.09 | $150,900.00 | +11.0% | → |
| 2020-02-11 | Jankov Ronald Steven | Director | Buy | 5,900 | $16.98 | $100,182.00 | +8.0% | → |
| 2020-02-06 | HIRSCH DIDIER | Director | Buy | 3,000 | $16.14 | $48,420.00 | +4.0% | → |
| 2019-11-06 | Anderson John S. | Senior VP & CFO | Sell | 8,000 | $22.41 | $179,280.00 | -10.4% | → |
| 2019-11-06 | Niew Jeffrey | President & CEO | Sell | 25,000 | $22.75 | $568,750.00 | -4.2% | → |
| 2019-10-29 | Scherp Christian | President, Performance Audio | Sell | 25,000 | $20.93 | $523,250.00 | -39.6% | → |
| 2019-10-29 | Giesecke Daniel J. | Senior VP & COO | Sell | 22,595 | $20.85 | $471,105.75 | -35.1% | → |
| 2019-08-21 | Niew Jeffrey | President & CEO | Sale+OE | 4,866 | $20.75 | $100,969.50 | -1.6% | → |
| 2019-08-16 | SHAVERS CHERYL L | Director | Sell | 4,000 | $19.98 | $79,916.00 | -10.4% | → |
| 2019-08-08 | Niew Jeffrey | President & CEO | Sale+OE | 4,464 | $20.00 | $89,280.00 | -1.4% | → |
| 2019-08-05 | Li Ye Jane | Director | Sell | 9,256 | $18.86 | $174,568.16 | -27.6% | → |
| 2019-07-31 | Cabrera Raymond D. | Senior VP, HR & CAO | Sell | 4,000 | $20.64 | $82,560.00 | -7.2% | → |
| 2019-07-30 | Anderson John S. | Senior VP & CFO | Sell | 7,500 | $20.40 | $153,000.00 | -8.9% | → |
| 2019-07-26 | Giesecke Daniel J. | Senior VP & COO | Sell | 8,000 | $20.03 | $160,240.00 | -11.1% | → |
| 2019-07-26 | Scherp Christian | President, Performance Audio | Sell | 10,000 | $20.00 | $200,000.00 | -13.7% | → |
| 2019-07-26 | Niew Jeffrey | President & CEO | Sell | 25,000 | $20.00 | $500,000.00 | -3.9% | → |
| 2019-06-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 965 | $15.84 | $15,285.60 | +1.1% | → |
| 2019-05-10 | Anderson John S. | Senior VP & CFO | Sell | 7,500 | $18.11 | $135,810.00 | -8.2% | → |
| 2019-05-07 | Polacek Michael S. | President, Intelligent Audio | Buy | 800 | $18.75 | $15,000.00 | +0.9% | → |
| 2019-04-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 852 | $17.61 | $15,003.72 | +1.0% | → |
| 2019-03-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 926 | $16.28 | $15,075.28 | +1.1% | → |
| 2019-02-20 | Niew Jeffrey | President & CEO | Sell | 11,629 | $16.01 | $186,180.29 | -4.0% | → |
| 2019-02-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 961 | $15.66 | $15,049.07 | +1.4% | → |
| 2019-01-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 1,212 | $12.38 | $15,004.56 | +1.7% | → |
| 2018-12-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 971 | $15.36 | $14,914.56 | +1.4% | → |
| 2018-11-06 | Polacek Michael S. | President, Intelligent Audio | Buy | 926 | $16.19 | $14,991.94 | +1.4% | → |
| 2018-10-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 936 | $15.95 | $14,929.20 | +1.4% | → |
| 2018-09-04 | Polacek Michael S. | President, Intelligent Audio | Buy | 827 | $18.12 | $14,985.24 | +1.3% | → |
| 2018-07-26 | Jackson Thomas G | Senior VP & General Counsel | Sell | 2,756 | $18.23 | $50,234.32 | -2.9% | → |
| 2018-07-26 | Polacek Michael S. | President, Intelligent Audio | Buy | 1,634 | $18.30 | $29,902.20 | +2.5% | → |
| 2018-06-01 | Polacek Michael S. | President, Intelligent Audio | Buy | 1,020 | $14.58 | $14,871.60 | +1.6% | → |
| 2018-05-04 | BARNES KEITH | Director | Sell | 3,976 | $13.32 | $52,960.32 | -8.3% | → |
| 2018-05-01 | HIRSCH DIDIER | Director | Buy | 7,000 | $12.69 | $88,800.00 | +7.6% | → |
| 2018-05-01 | Polacek Michael S. | President, Intelligent Audio | Buy | 1,160 | $12.80 | $14,848.00 | +1.9% | → |
| 2018-05-01 | Niew Jeffrey | President & CEO | Buy | 2,300 | $12.37 | $28,451.00 | +0.7% | → |