QRHC Insider Transactions — Page 6
1,168 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 501–600; provenance stays internal.
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2022-06-27 | Purchase | 956.0 | $3.95 |
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2022-06-24 | Purchase | 4,967.0 | $3.96 |
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2022-06-24 | Purchase | 4,967.0 | $3.96 |
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2022-06-24 | Purchase | 4,967.0 | $3.96 |
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2022-06-23 | Purchase | 3,536.0 | $3.93 |
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2022-06-23 | Purchase | 3,536.0 | $3.93 |
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2022-06-23 | Purchase | 3,536.0 | $3.93 |
| Miller Ronald L. Jr. | Director | 2022-06-23 | Purchase | 495.0 | $3.96 |
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2022-06-22 | Purchase | 5,218.0 | $3.93 |
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2022-06-22 | Purchase | 5,218.0 | $3.93 |
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2022-06-22 | Purchase | 5,218.0 | $3.93 |
| Miller Ronald L. Jr. | Director | 2022-06-22 | Purchase | 500.0 | $3.94 |
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2022-06-21 | Purchase | 764.0 | $3.71 |
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2022-06-21 | Purchase | 764.0 | $3.71 |
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2022-06-21 | Purchase | 764.0 | $3.71 |
| Miller Ronald L. Jr. | Director | 2022-06-21 | Purchase | 630.0 | $3.91 |
| Hatch S. Ray | President and CEO | 2022-06-15 | Purchase | 3,000.0 | $3.87 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| OBUS NELSON | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-14 | Purchase | 4,355.0 | $3.85 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| OBUS NELSON | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-14 | Purchase | 4,150.0 | $3.85 |
| FRIEDBERG DANIEL M. | Director,TenPercentOwner | 2022-06-13 | Purchase | 4,816.0 | $3.74 |
| Hampstead Park Capital Management, LLC | TenPercentOwner | 2022-06-13 | Purchase | 4,816.0 | $3.74 |
| Hampstead Park Environmental Services Investment Fund LLC | TenPercentOwner | 2022-06-13 | Purchase | 4,816.0 | $3.74 |
| Miller Ronald L. Jr. | Director | 2022-06-08 | Sale | 2,644.0 | $4.7 |
| Miller Ronald L. Jr. | Director | 2022-06-07 | Sale | 12,991.0 | $4.7 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| OBUS NELSON | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-06 | Purchase | 1,712.0 | $4.35 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| OBUS NELSON | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-06 | Purchase | 1,632.0 | $4.35 |
| Sweitzer David P | EVP and COO | 2022-06-06 | Sale | 1,163.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| OBUS NELSON | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-03 | Purchase | 15,951.0 | $4.3 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| OBUS NELSON | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-03 | Purchase | 15,197.0 | $4.3 |
| Sweitzer David P | EVP and COO | 2022-06-03 | Sale | 2,193.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| OBUS NELSON | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-02 | Purchase | 13,562.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| OBUS NELSON | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| LANDES JOSHUA | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-06-02 | Purchase | 12,922.0 | $4.4 |
| Sweitzer David P | EVP and COO | 2022-06-02 | Sale | 23,561.0 | $4.41 |
| Sweitzer David P | EVP and COO | 2022-06-01 | Sale | 100.0 | $4.41 |
| Sweitzer David P | EVP and COO | 2022-05-31 | Sale | 7,047.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| OBUS NELSON | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| WYNNEFIELD SMALL CAP VALUE OFFSHORE FUND LTD | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| WYNNEFIELD CAPITAL MANAGEMENT LLC | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP I | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| WYNNEFIELD CAPITAL INC | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| LANDES JOSHUA | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| Wynnefield Capital, Inc. Profit Sharing Plan | TenPercentOwner | 2022-05-27 | Purchase | 12,802.0 | $4.4 |
| WYNNEFIELD PARTNERS SMALL CAP VALUE LP | TenPercentOwner | 2022-05-27 | Purchase | 490.0 | $4.35 |