J Donald Tringali

Affiliations

  • Director at Natural Gas Services Group Inc (NGS), 2025-06-16
  • Director at Wavedancer Inc. (WAVD), 2022-11-23
  • at Cartesian Inc. (CRTN), 2018-05-15
  • Director at National Technical Systems Inc (NTSC), 2013-11-27
Insider Trading: Purchases See All
Symbol Price Amount Total Value Remaining Holdings Date Form 4
CRTN $0.61 5,000 $3,050.00 25,000 2016-08-18 Filing
NTSC $4.75 800 $3,800.00 158,322 2011-10-05 Filing
NTSC $5.00 200 $1,000.00 157,522 2011-10-04 Filing
NTSC $5.34 1,000 $5,340.00 157,322 2011-09-29 Filing
NTSC $5.00 2,000 $10,000.00 156,322 2011-09-29 Filing