Psychemedics Corporation PMD
Trading inactive
| Name of reporting person | Citizenship or organization | Sole voting power | Shared voting power | Sole dispositive power | Shared dispositive power | Amount beneficially owned | Percent of class | Accepted date |
|---|---|---|---|---|---|---|---|---|
| Renaissance Technologies LLC | Delaware | 265563 | 0 | 265563 | 0 | 265563 | 0 % | 13/02/2024 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 265563 | 0 | 265563 | 0 | 265563 | 0 % | 13/02/2024 |
| ; s Raymond C. Kubacki | USA | 379712 | 0 | 379712 | 0 | 379712 | 6.5 % | 14/02/2023 |
| Renaissance Technologies LLC | Delaware | 290463 | 0 | 290463 | 0 | 290463 | 5.15 % | 13/02/2023 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 290463 | 0 | 290463 | 0 | 290463 | 5.15 % | 13/02/2023 |
| ; s Raymond C. Kubacki | USA | 343812 | 0 | 343812 | 0 | 343812 | 6 % | 14/02/2022 |
| Renaissance Technologies LLC | Delaware | 338146 | 0 | 372146 | 0 | 372146 | 6.71 % | 11/02/2022 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 338146 | 0 | 372146 | 0 | 372146 | 6.71 % | 11/02/2022 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 338146 | 0 | 372146 | 0 | 372146 | 6.71 % | 11/02/2022 |
| Renaissance Technologies LLC | Delaware | 338146 | 0 | 372146 | 0 | 372146 | 6.71 % | 11/02/2022 |
| Renaissance Technologies LLC | Delaware | 405646 | 0 | 454640 | 0 | 454640 | 8.23 % | 11/02/2021 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 405646 | 0 | 454640 | 0 | 454640 | 8.23 % | 11/02/2021 |
| Renaissance Technologies LLC | Delaware | 405646 | 0 | 454640 | 0 | 454640 | 8.23 % | 11/02/2021 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 405646 | 0 | 454640 | 0 | 454640 | 8.23 % | 11/02/2021 |
| ; s Raymond C. Kubacki | USA | 302374 | 0 | 302374 | 0 | 302374 | 5.4 % | 02/02/2021 |
| ; s Raymond C. Kubacki | USA | 302374 | 0 | 302374 | 0 | 302374 | 5.4 % | 02/02/2021 |
| Tieton Capital Management | Washington | 0 | 239092 | 0 | 239092 | 239092 | 4.3 % | 03/03/2020 |
| Tieton Capital Management | Washington | 0 | 239092 | 0 | 239092 | 239092 | 4.3 % | 03/03/2020 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 445862 | 0 | 473904 | 1273 | 475177 | 8.61 % | 13/02/2020 |
| Renaissance Technologies LLC | Delaware | 445862 | 0 | 473904 | 1273 | 475177 | 8.61 % | 13/02/2020 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 445862 | 0 | 473904 | 1273 | 475177 | 8.61 % | 13/02/2020 |
| Renaissance Technologies LLC | Delaware | 445862 | 0 | 473904 | 1273 | 475177 | 8.61 % | 13/02/2020 |
| DePrince, Race & Zollo, Inc. | Florida | 5901 | 0 | 5901 | 0 | 5901 | 0.1 % | 03/02/2020 |
| DePrince, Race & Zollo, Inc. | Florida | 5901 | 0 | 5901 | 0 | 5901 | 0.1 % | 03/02/2020 |
| Tieton Capital Management | Washington | 0 | 334600 | 0 | 334600 | 334600 | 6.1 % | 24/01/2020 |
| Tieton Capital Management | Washington | 0 | 334600 | 0 | 334600 | 334600 | 6.1 % | 24/01/2020 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 427300 | 0 | 438662 | 338 | 439000 | 7.97 % | 13/02/2019 |
| Renaissance Technologies LLC | Delaware | 427300 | 0 | 438662 | 338 | 439000 | 7.97 % | 13/02/2019 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 427300 | 0 | 438662 | 338 | 439000 | 7.97 % | 13/02/2019 |
| Renaissance Technologies LLC | Delaware | 427300 | 0 | 438662 | 338 | 439000 | 7.97 % | 13/02/2019 |
| DePrince, Race & Zollo, Inc. | State of Florida | 282186 | 0 | 282186 | 0 | 282186 | 5.1 % | 25/01/2019 |
| DePrince, Race & Zollo, Inc. | State of Florida | 282186 | 0 | 282186 | 0 | 282186 | 5.1 % | 25/01/2019 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 437300 | 0 | 442440 | 21989 | 464429 | 8.46 % | 14/02/2018 |
| Renaissance Technologies LLC | Delaware | 437300 | 0 | 442440 | 21989 | 464429 | 8.46 % | 14/02/2018 |
| Tieton Capital Management | Washington | 0 | 266888 | 0 | 266888 | 266888 | 4.9 % | 01/06/2017 |
| Tieton Capital Management | Washington | 0 | 266888 | 0 | 266888 | 266888 | 4.9 % | 01/06/2017 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 429470 | 0 | 465628 | 34362 | 499990 | 9.16 % | 14/02/2017 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 429470 | 0 | 465628 | 34362 | 499990 | 9.16 % | 14/02/2017 |
| Renaissance Technologies LLC | Delaware | 429470 | 0 | 465628 | 34362 | 499990 | 9.16 % | 14/02/2017 |
| Renaissance Technologies LLC | Delaware | 429470 | 0 | 465628 | 34362 | 499990 | 9.16 % | 14/02/2017 |
| Tieton Capital Management | Washington | 0 | 304793 | 0 | 304793 | 304793 | 5.6 % | 24/01/2017 |
| Tieton Capital Management | Washington | 0 | 304793 | 0 | 304793 | 304793 | 5.6 % | 24/01/2017 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 415818 | 0 | 430680 | 5220 | 435900 | 8.04 % | 11/02/2016 |
| Renaissance Technologies LLC | Delaware | 415818 | 0 | 430680 | 5220 | 435900 | 8.04 % | 11/02/2016 |
| Renaissance Technologies LLC | Delaware | 415818 | 0 | 430680 | 5220 | 435900 | 8.04 % | 11/02/2016 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 415818 | 0 | 430680 | 5220 | 435900 | 8.04 % | 11/02/2016 |
| Tieton Capital Management | Washington | 0 | 369144 | 0 | 369144 | 369144 | 6.8 % | 12/01/2016 |
| Tieton Capital Management | Washington | 0 | 369144 | 0 | 369144 | 369144 | 6.8 % | 12/01/2016 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 419700 | 0 | 434866 | 34 | 434900 | 0 % | 12/02/2015 |
| Renaissance Technologies LLC | Delaware | 419700 | 0 | 434866 | 34 | 434900 | 0 % | 12/02/2015 |
| DePrince, Race & Zollo, Inc. | State of Florida | 0 | 0 | 0 | 0 | 0 | 0 % | 06/02/2015 |
| Tieton Capital Management | Washington | 0 | 363377 | 0 | 363377 | 363377 | 6.8 % | 04/02/2015 |
| Tieton Capital Management | Washington | 0 | 363377 | 0 | 363377 | 363377 | 6.8 % | 04/02/2015 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 390553 | 0 | 395343 | 7857 | 403200 | 7.59 % | 13/02/2014 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 390553 | 0 | 395343 | 7857 | 403200 | 7.59 % | 13/02/2014 |
| Renaissance Technologies LLC | Delaware | 390553 | 0 | 395343 | 7857 | 403200 | 7.59 % | 13/02/2014 |
| Renaissance Technologies LLC | Delaware | 390553 | 0 | 395343 | 7857 | 403200 | 7.59 % | 13/02/2014 |
| DePrince, Race & Zollo, Inc. | State of Florida | 301694 | 0 | 306009 | 0 | 306009 | 5.76 % | 13/02/2014 |
| DePrince, Race & Zollo, Inc. | State of Florida | 267879 | 0 | 306009 | 0 | 306009 | 5.8 % | 10/01/2014 |
| DePrince, Race & Zollo, Inc. | State of Florida | 267879 | 0 | 306009 | 0 | 306009 | 5.8 % | 10/01/2014 |
| DePrince, Race & Zollo, Inc. | State of Florida | 544139 | 0 | 602559 | 0 | 602559 | 11.43 % | 12/02/2013 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 319300 | 0 | 319300 | 0 | 319300 | 0 % | 12/02/2013 |
| Renaissance Technologies LLC | Delaware | 319300 | 0 | 319300 | 0 | 319300 | 0 % | 12/02/2013 |
| DePrince, Race & Zollo, Inc. | State of Florida | 649255 | 0 | 649255 | 0 | 649255 | 12.31 % | 09/10/2012 |
| DePrince, Race & Zollo, Inc. | State of Florida | 649255 | 0 | 649255 | 0 | 649255 | 12.31 % | 09/10/2012 |
| H. Wayne Huizenga | United States | 0 | 0 | 0 | 0 | 0 | 0 % | 08/06/2012 |
| Huizenga Investments Limited Partnership | Nevada | 0 | 0 | 0 | 0 | 0 | 0 % | 08/06/2012 |
| DePrince, Race & Zollo, Inc. | State of Florida | 950733 | 0 | 950733 | 0 | 950733 | 18.16 % | 14/02/2012 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 313900 | 0 | 313900 | 0 | 313900 | 6 % | 13/02/2012 |
| Renaissance Technologies LLC | Delaware | 313900 | 0 | 313900 | 0 | 313900 | 6 % | 13/02/2012 |
| Cortina Asset Management, LLC | Wisconsin | 87428 | 0 | 103568 | 0 | 103568 | 1.98 % | 10/08/2011 |
| Cortina Asset Management, LLC | Wisconsin | 87428 | 0 | 103568 | 0 | 103568 | 1.98 % | 10/08/2011 |
| DePrince, Race & Zollo, Inc. | State of Florida | 983072 | 0 | 983072 | 0 | 983072 | 18.79 % | 10/08/2011 |
| DePrince, Race & Zollo, Inc. | State of Florida | 983072 | 0 | 983072 | 0 | 983072 | 18.79 % | 10/08/2011 |
| Royce & Associates, LLC | New York | 225500 | 225500 | 4.31 % | 02/08/2011 | |||
| Royce & Associates, LLC | New York | 225500 | 225500 | 4.31 % | 02/08/2011 | |||
| DePrince, Race & Zollo, Inc. | State of Florida | 158345 | 0 | 158345 | 0 | 158345 | 3.04 % | 11/02/2011 |
| RENAISSANCE TECHNOLOGIES HOLDINGS CORPORATION | Delaware | 290900 | 0 | 290900 | 0 | 290900 | 5.58 % | 11/02/2011 |
| James H. Simons | United States | 0 | 0 | 0 | 0 | 0 | 0 % | 11/02/2011 |
| Renaissance Technologies LLC | Delaware | 290900 | 0 | 290900 | 0 | 290900 | 5.58 % | 11/02/2011 |
| Cortina Asset Management, LLC | Wisconsin | 511680 | 0 | 594809 | 0 | 594809 | 11.41 % | 01/02/2011 |
| Cortina Asset Management, LLC | Wisconsin | 511680 | 0 | 594809 | 0 | 594809 | 11.41 % | 01/02/2011 |
| Royce & Associates, LLC | New York | 677649 | 0 | 677649 | 0 | 677649 | 0 % | 20/01/2011 |
| Royce & Associates, LLC | New York | 677649 | 0 | 677649 | 0 | 677649 | 0 % | 20/01/2011 |
| H. Wayne Huizenga | United States | 482100 | 0 | 482100 | 0 | 482100 | 9.2 % | 23/12/2010 |
| Huizenga Investments Limited Partnership | Nevada | 290866 | 0 | 290866 | 0 | 290866 | 5.6 % | 23/12/2010 |
| Cortina Asset Management, LLC | Wisconsin | 500730 | 0 | 522242 | 0 | 522242 | 10.05 % | 02/03/2010 |
| Cortina Asset Management, LLC | Wisconsin | 500730 | 0 | 522242 | 0 | 522242 | 10.05 % | 02/03/2010 |
| James H. Simons | United States | 319200 | 0 | 319200 | 0 | 319200 | 0 % | 12/02/2010 |
| Renaissance Technologies LLC | Delaware | 319200 | 0 | 319200 | 0 | 319200 | 6.14 % | 12/02/2010 |
| DePrince, Race & Zollo, Inc. | State of Florida | 394053 | 0 | 394053 | 0 | 394053 | 7.58 % | 11/02/2010 |
| Royce & Associates, LLC | New York | 598231 | 598231 | 11.51 % | 07/01/2010 | |||
| Royce & Associates, LLC | New York | 598231 | 598231 | 11.51 % | 07/01/2010 | |||
| Discovery Group I, LLC | 342650 | 6.6 % | 14/02/2008 | |||||
| Daniel J. Donoghue | 342650 | 6.6 % | 14/02/2008 | |||||
| Michael R. Murphy | 342650 | 6.6 % | 14/02/2008 | |||||
| Discovery Equity Partners, L.P. | 291545 | 5.6 % | 14/02/2008 | |||||
| Richard T. Christoph, Trustee of the Richard T. Christoph Living Trust, | 80275 | 1.6 % | 14/02/2005 | |||||
| Richard T. Christoph IRA | 368900 | 7.2 % | 14/02/2005 | |||||
| Richard T. Christoph, Trustee of the Carla C. McMahon Trust | 43700 | 0.85 % | 14/02/2005 | |||||
| Ann B. Christoph IRA | 3850 | 0.0075 % | 14/02/2005 | |||||
| Christoph Securities, Inc. | 56600 | 1.1 % | 14/02/2005 |