| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QRHC | Common Stock | Purchase | $18K | +4.82K | +0.17% | $3.74 | 2.78M | Jun 13, 2022 | By: Hampstead Park Environmental Services Investment Fund LLC | F1, F2 |
| holding | QRHC | Common Stock | 15K | Jun 13, 2022 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.695 to $3.80, inclusive. The Reporting Persons undertake to provide the Issuer and any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, further information regarding the number of shares purchased at each separate price such shares were purchased. |
| F2 | This Form 4 is filed jointly by Hampstead Park Environmental Services Investment Fund LLC ("Hampstead Park Environmental"), Daniel Friedberg and Hampstead Park Capital Management, LLC ("Hampstead Park Capital"). Hampstead Park Capital is the sole member of Hampstead Park Environmental, and Mr. Friedberg is the Chief Executive Officer of Hampstead Park Capital; each may therefore be deemed to control Hampstead Park Environmental. In addition, Mr. Friedberg is a Director of the Issuer. |
| F3 | The reported securities represent deferred stock units granted under the Issuer's 2012 Incentive Compensation Plan. The shares of common stock underlying such deferred stock units shall be issued upon Mr. Friedberg's separation from service with the Issuer. |