Sun, May 31, 2026
May 31
2,966 shares @ $1.18
Increased holdings by +4.80%
10th largest trade (out of 13)
Cluster Buy
Trade made by a director
Part of a cluster of 2 transactions by 2 insiders
Unscheduled trade
20% win rate · -20.5% median edge vs SPY (5 trades, 90-day · small sample)
Recent insider activity at QRHC
Mar 19Hampstead Park Environmental Services Investment Fund LlcBought$7.39kMar 19Hampstead Park Capital Management, LlcBought$7.39kMar 19Daniel M. FriedbergBought$7.39kMar 18Robert J. LipsteinBought$9.86kMar 16Glenn CulpepperBought$5.80kDec 23Glenn CulpepperBought$9.80kOct 27Barry M. KittBought$85.54kOct 24Barry M. KittBought$44.48k