Ticker: QRHC CUSIP: 74836W203 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Institution | Shares | Value ($000) |
|---|---|---|
| Rothschild Wealth LLC | 147,300 | $274 |
| SEI INVESTMENTS CO | 61,335 | $114 |
| TWO SIGMA INVESTMENTS, LP | 55,983 | $104 |
| SIMPLEX TRADING, LLC | 890 | $2 |
| North Star Investment Management Corp. | 289 | $1 |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| PERRITT CAPITAL MANAGEMENT INC | 90,700 | 147,300 | +56,600 (+62.4%) |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 10,307 | 51,138 | +40,831 (+396.1%) |
| TWO SIGMA SECURITIES, LLC | 10,749 | 17,784 | +7,035 (+65.4%) |
| GSA CAPITAL PARTNERS LLP | 44,432 | 109,818 | +65,386 (+147.2%) |
| JANE STREET GROUP, LLC | 14,229 | 27,233 | +13,004 (+91.4%) |
| KENNEDY CAPITAL MANAGEMENT LLC | 314,947 | 319,876 | +4,929 (+1.6%) |
| UBS Group AG | 67 | 998 | +931 (+1389.6%) |
| Greenhaven Road Investment Management, L.P. | 30,777 | 31,463 | +686 (+2.2%) |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| Mink Brook Asset Management LLC | 304,418 | 295,587 | -8,831 (-2.9%) |
| DIMENSIONAL FUND ADVISORS LP | 219,137 | 83,204 | -135,933 (-62.0%) |
| BARCLAYS PLC | 26,463 | 1 | -26,462 (-100.0%) |
| Skylands Capital, LLC | 204,827 | 196,950 | -7,877 (-3.8%) |
| GOLDMAN SACHS GROUP INC | 69,907 | 37,182 | -32,725 (-46.8%) |
| RENAISSANCE TECHNOLOGIES LLC | 152,192 | 134,292 | -17,900 (-11.8%) |
| XTX Topco Ltd | 32,983 | 23,548 | -9,435 (-28.6%) |
| MILLENNIUM MANAGEMENT LLC | 106,873 | 92,544 | -14,329 (-13.4%) |
| CITADEL ADVISORS LLC | 50,626 | 45,107 | -5,519 (-10.9%) |
| BlackRock, Inc. | 65,401 | 61,955 | -3,446 (-5.3%) |
| ROYAL BANK OF CANADA | 6,201 | 15 | -6,186 (-99.8%) |
| Qube Research & Technologies Ltd | 18,380 | 15,524 | -2,856 (-15.5%) |
| Tower Research Capital LLC (TRC) | 4,343 | 2,161 | -2,182 (-50.2%) |
| NORTHERN TRUST CORP | 37,857 | 36,359 | -1,498 (-4.0%) |
| BNP PARIBAS ARBITRAGE, SA | 288 | 195 | -93 (-32.3%) |
| EverSource Wealth Advisors, LLC | 82 | 26 | -56 (-68.3%) |
| BANK OF AMERICA CORP /DE/ | 70 | 53 | -17 (-24.3%) |
| Optiver Holding B.V. | 6 | 5 | -1 (-16.7%) |
| CWM, LLC | 92 | 59 | -33 (-35.9%) |
| Institution | Prev Shares | Prev Value ($000) |
|---|---|---|
| NEEDHAM INVESTMENT MANAGEMENT LLC | 157,500 | $246 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 111,654 | $174 |
| CONNORS INVESTOR SERVICES INC | 50,026 | $78 |
| CHAPIN DAVIS, INC. | 20,000 | $31 |
| Squarepoint Ops LLC | 80,443 | $125 |
| CITIGROUP INC | 464 | $1 |