David Nierenberg

Affiliations

  • at Potbelly Corp (PBPB), 2024-08-07
  • Director at Flotek Industries Inc (FTK), 2023-12-15
  • Large Shareholder, Director at Houston Wire & Cable Co (HWCC), 2021-06-21
  • Director at Rosetta Stone Inc (RST), 2020-10-16
  • Director at Riverview Bancorp Inc (RVSB), 2020-03-17
  • Large Shareholder, Director at Electro Scientific Industries Inc (ESIO), 2015-05-19
  • Large Shareholder at Radisys Corp (RSYS), 2014-11-12
  • Large Shareholder at Asset Acceptance Capital Corp (AACC), 2013-05-03
  • Large Shareholder at Move Inc (MOVE), 2012-11-29
  • Large Shareholder at Medcath Corp (MDTH), 2011-09-13
  • Large Shareholder at Natus Medical Inc (BABY), 2010-03-09
Insider Trading: Purchases See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
FTK $3.72 748 Director 47,907 2023-12-14 Filing
FTK $3.72 11,948 Director 765,150 2023-12-14 Filing
FTK $3.72 6,785 Director 434,580 2023-12-14 Filing
FTK $3.53 1,272 Director 47,159 2023-12-13 Filing
FTK $3.53 20,310 Director 753,202 2023-12-13 Filing
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
FTK $0.63 211,080 Director 2,436,303 2023-06-07 Filing
FTK $0.63 538,920 Director 4,355,810 2023-06-07 Filing
RST $25.75 1,052 Director 13,954 2019-05-17 Filing
RST $25.75 25,236 Director 334,692 2019-05-17 Filing
RST $25.75 12,504 Director 165,847 2019-05-17 Filing