| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Bowman Ronald Lee | Chief Human Resources Officer | 9975 SUMMERS RIDGE ROAD, SAN DIEGO | /s/ Jennifer Ahn, attorney-in-fact for Ronald Lee Bowman | 17 Sep 2025 | 0002036238 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QDEL | Common Stock | Award | $0 | +2,565 | $0.000000 | 2,565 | 15 Sep 2025 | Direct | F1 | |
| transaction | QDEL | Common Stock | Tax liability | $26,549 | -918 | -36% | $28.92 | 1,647 | 15 Sep 2025 | Direct | F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | QDEL | Restricted Stock Units | Options Exercise | $0 | -2,565 | -33% | $0.000000 | 5,132 | 15 Sep 2025 | Common Stock | 2,565 | Direct | F3, F4 |
| Id | Content |
|---|---|
| F1 | Reflects release of restricted stock units that were previously reported on a Form 4. |
| F2 | Disposition of shares, as set forth above, was in connection with the Issuer's withholding of common shares to satisfy tax withholding obligations related to the issuance of common shares upon release of restricted stock units. |
| F3 | Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock. |
| F4 | 2,565 shares vested on September 15, 2025; the remaining 5,132 shares shares will vest in equal installments on September 15, 2026 and September 15, 2027. |