NIERENBERG DAVID Insider Trading

Get the latest insider transactions of NIERENBERG DAVID. NIERENBERG DAVID is Director in RIVERVIEW BANCORP INC ($RVSB) and Director in AmNet Mortgage, Inc. ($INV) and Director in FLOTEK INDUSTRIES INC/CN/ ($FLTK) and Director in Houston Wire & Cable CO ($HWCC) and Director in ROSETTA STONE INC ($RST). Discover the current value of NIERENBERG DAVID shares.

Address:

NIERENBERG DAVID is Insider in these Companies

TickerCompany NameCurrent and Previous PositionsTotal SharesCurrent Value ($)
INVAmNet Mortgage, Inc.Director00.00
RSTROSETTA STONE INCDirector213,5971,629,745.11
RVSBRIVERVIEW BANCORP INCDirector117,004893,910.56
FLTKFLOTEK INDUSTRIES INC/CN/Director1,427,8130.00
HWCCHouston Wire & Cable CODirector664,8884,521,238.40

Insider Trading Transactions of NIERENBERG DAVID

DateTickerCompanyOwnerRelationship Transaction Cost ($) Shares Transaction Value ($) Total Shares
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4415,65938,2081,427,813
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5113,87334,8211,441,686
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.537,72819,5521,449,414
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4431,35276,4992,858,746
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5127,77769,7202,886,523
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5315,47339,1472,901,996
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.441,4523,543132,427
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.511,2873,230133,714
Sep 15 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.537171,814134,431
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.403,7959,1081,393,543
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4314,67035,6481,408,213
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.483,9419,7741,412,154
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.407,59618,2302,790,131
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4329,37071,3692,819,501
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.487,89319,5752,827,394
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.40352845129,249
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.431,3603,305130,609
Sep 10 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.48366908130,975
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.307751,7831,337,721
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4046,932112,6371,384,653
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.395,09512,1771,389,748
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.301,5533,5722,678,367
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4093,966225,5182,772,333
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.3910,20224,3832,782,535
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.3072166124,072
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.404,35210,445128,424
Sep 03 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.394731,130128,897
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.8553,08598,2071,173,729
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.9560,536118,0451,234,265
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.11102,681216,6571,336,946
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.85127,809236,4472,350,023
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.95121,204236,3482,471,227
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.11205,587433,7892,676,814
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.854,1067,596108,861
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.955,61510,949114,476
Aug 24 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.119,52420,096124,000
Jun 15 2020RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.006,428045,287
Jun 15 2020RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise17.117,278124,5277,278
May 07 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.0089,8880156,337
May 07 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.0089,8880156,337
Mar 17 2020RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy5.0516,13581,482117,004
Mar 17 2020RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.9013,86567,939130,869
Mar 17 2020RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy5.0516,13581,482117,004
Mar 17 2020RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.9013,86567,939130,869
Mar 17 2020HWCCHouston Wire & Cable CONierenberg DavidDirectorBuy2.00115,050230,100664,888
Mar 17 2020HWCCHouston Wire & Cable CONierenberg DavidDirectorBuy2.00252,800505,6001,314,254
Mar 17 2020HWCCHouston Wire & Cable CONierenberg DavidDirectorBuy2.0031,95063,90064,216
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.99147,069145,598967,742
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.9076,45168,8061,044,193
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.0176,45177,2161,120,644
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.9918,91818,72990,463
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.907,1466,43197,609
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.017,1467,217104,755
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.99363,618359,9821,919,013
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.90151,600136,4402,070,613
Mar 13 2020FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy1.01151,601153,1172,222,214
Sep 16 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5039,82899,570816,466
Sep 16 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.544,20710,686820,673
Sep 16 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5053,667134,1681,543,168
Sep 16 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5412,22731,0571,555,395
Sep 16 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.503,3058,26371,279
Sep 16 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.5426667671,545
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.3025,09857,725691,387
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4046,164110,794737,551
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4539,08795,763776,638
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.3033,81977,7841,374,626
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4062,205149,2921,436,831
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.4552,670129,0421,489,501
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.302,0834,79160,900
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.403,8319,19464,731
Sep 12 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy2.453,2437,94567,974
Sep 04 2019RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy6.8520,000137,000100,879
Jun 11 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.5741,698148,862650,928
Jun 11 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.6815,36156,528666,289
Jun 11 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.5737,527133,9711,326,982
Jun 11 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.6813,82550,8761,340,807
Jun 11 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.572,0757,40858,053
Jun 11 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.687642,81258,817
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.4649,494171,249549,552
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.4325,64587,962575,197
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.4221,02871,916596,225
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.4644,543154,1191,221,281
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.4323,07979,1611,244,360
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.4218,92564,7241,263,285
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.462,4638,52252,507
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.431,2764,37753,783
Jun 06 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.421,0473,58154,830
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.0810,36031,909458,488
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.0617,90054,774476,388
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.1923,67075,507500,058
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.089,32428,7181,139,327
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.0616,10949,2941,155,436
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.1921,30267,9531,176,738
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.085161,58947,975
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.068912,72648,866
Jun 03 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy3.191,1783,75850,044
May 29 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.0066,4490106,772
May 29 2019FLTKFLOTEK INDUSTRIES INC/CN/Nierenberg DavidDirectorBuy0.0066,4490106,772
May 22 2019RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.004,288038,859
May 22 2019RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise25.665,076130,2505,076
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell26.3818,498487,977213,597
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell26.3837,333984,845425,680
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell26.381,47338,85817,912
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell26.047,362191,706206,235
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell26.049,503247,458416,177
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell26.0456114,60817,351
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell25.375,844148,262200,391
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell25.3711,793299,188404,384
May 14 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell25.3749212,48216,859
Mar 15 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell23.4934,197803,288513,311
Mar 15 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell23.491,53836,12821,542
Mar 15 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell22.7230,320688,870482,991
Mar 15 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell22.721,32930,19520,213
Mar 15 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell22.8219,978455,898463,013
Mar 15 2019RSTROSETTA STONE INCNierenberg DavidDirectorSell22.8282818,89519,385
Nov 01 2018RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy8.252,60021,45074,684
Nov 01 2018RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy8.259057,46675,589
Nov 01 2018RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy8.275,29043,74880,879
Jun 20 2018RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise16.1216,200261,14416,200
Jun 20 2018RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.003,102034,571
Jun 20 2018RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise16.1216,200261,14416,200
Jun 20 2018RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.003,102034,571
May 30 2018RSTROSETTA STONE INCNierenberg DavidDirectorSell16.5530,532505,305232,095
May 30 2018RSTROSETTA STONE INCNierenberg DavidDirectorSell16.55111,3611,843,025531,065
May 30 2018RSTROSETTA STONE INCNierenberg DavidDirectorSell16.558,107134,17139,523
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.0624,859299,800296,318
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.0648,695587,262724,839
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.064,23251,03853,740
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell11.9912,901154,683283,417
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell11.9931,559378,392693,280
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell11.992,34028,05751,400
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell11.9720,790248,856262,627
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell11.9750,854608,722642,426
Nov 30 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell11.973,77045,12747,630
Jun 08 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.0112,594151,254773,534
Jun 08 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.0194911,39757,972
Jun 06 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.0625,424306,613813,437
Jun 06 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.061,98523,93961,001
Jun 06 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.0327,309328,527786,128
Jun 06 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.032,08025,02258,921
May 23 2017RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise11.429,766111,5289,766
May 23 2017RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.009,632031,469
May 18 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.015,33964,121838,861
May 18 2017RSTROSETTA STONE INCNierenberg DavidDirectorSell12.014325,18862,986
Jun 13 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.703001,41058,056
Jun 13 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.664520958,101
Jun 13 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.702281,07258,329
Jun 13 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.6910046958,429
Jun 13 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.6513,65563,49672,084
May 26 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.757003,32539,956
May 26 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.7812559840,081
May 26 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.7917,67584,66357,756
May 23 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.625,20024,02418,200
May 23 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.6410046418,300
May 23 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.655,65626,30023,956
May 23 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.6810046824,056
May 23 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.7015,00070,50039,056
May 23 2016RVSBRIVERVIEW BANCORP INCNierenberg DavidDirectorBuy4.7120094239,256
May 20 2016RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise7.7014,451111,27314,451
May 20 2016RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.0014,286021,837
Jun 16 2015RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise8.5018,323155,74618,323
Jun 16 2015RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.006,47107,551
Apr 17 2015RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise7.951,77114,0791,771
Apr 17 2015RSTROSETTA STONE INCNierenberg DavidDirectorOption Exercise0.001,08001,080
Aug 29 2005INVAmNet Mortgage, Inc.NIERENBERG DAVIDDirectorOption Exercise9.963,30032,8683,300