| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QRHC | Common Stock | Purchase | $7.75K | +1.95K | +0.07% | $3.98 | 2.8M | Jun 29, 2022 | By: Hampstead Park Environmental Services Investment Fund LLC | F1, F2 |
| transaction | QRHC | Common Stock | Purchase | $13.8K | +3.51K | +0.13% | $3.95 | 2.8M | Jun 30, 2022 | By: Hampstead Park Environmental Services Investment Fund LLC | F2, F3 |
| holding | QRHC | Common Stock | 15K | Jun 29, 2022 | Direct | F4 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QRHC | Stock Option (Right to Buy) | Award | $0 | +25K | $0.00 | 25K | Jun 30, 2022 | Common Stock | 25K | $4.09 | Direct | F5 |
| 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 $3.96 to $3.99, 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 price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $3.90 to $3.98, 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. |
| F4 | These securities represent deferred stock units granted under the Issuer's 2012 Incentive Compensation Plan held by Mr. Friedberg. The shares of common stock underlying such deferred stock units shall be issued upon Mr. Friedberg's separation from service with the Issuer. |
| F5 | The total number of shares subject to the option shall vest and become exercisable on the one year anniversary of the grant date. |