Sat, Feb 28, 2026
Feb 28
8,532 shares @ $1.76
Increased holdings by +13.60%
10th largest trade (out of 36)
Cluster BuyPositive 90D History
Trade made by a 10% owner
Part of a cluster of 4 transactions by 4 insiders
Unscheduled trade
88% win rate · +91.0% median edge vs SPY (25 trades, 90-day)
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