| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/17/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $13.87 | $138.7k | | 08/15/2023 |
| 08/17/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $43.18 | $431.8k | | 08/15/2023 |
| 08/16/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $13.87 | $138.7k | | 08/15/2023 |
| 08/16/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $43.53 | $435.3k | | 08/15/2023 |
| 08/15/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $43.77 | $437.7k | | 08/15/2023 |
| 08/15/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $13.87 | $138.7k | | 08/15/2023 |
| 07/27/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $43.79 | $437.9k | | 07/25/2023 |
| 07/27/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $13.87 | $138.7k | | 07/25/2023 |
| 07/26/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $42.69 | $426.9k | | 07/25/2023 |
| 07/26/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $13.87 | $138.7k | | 07/25/2023 |
| 07/25/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $13.87 | $138.7k | | 07/25/2023 |
| 07/25/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $42.80 | $428k | | 07/25/2023 |
| 03/09/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $42.73 | $427.3k | | 03/07/2023 |
| 03/09/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 03/07/2023 |
| 03/08/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $43.26 | $432.6k | | 03/07/2023 |
| 03/08/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 03/07/2023 |
| 03/07/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $45.47 | $454.7k | | 03/07/2023 |
| 03/07/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 03/07/2023 |
| 03/01/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Gift | Common Stock | 10k | $0.00 | $0 | | 03/01/2023 |
| 02/16/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 11.1k | $49.26 | $544.9k | | 02/16/2023 |
| 02/16/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Restricted Stock Units | 21k | $0.00 | $0 | | 02/16/2023 |
| 02/16/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Grant | Option to Purchase Common Stock | 193.4k | $49.26 | $9.5M | | 02/16/2023 |
| 02/16/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Grant | Restricted Stock Units | 67.5k | $0.00 | $0 | | 02/16/2023 |
| 02/12/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Payment of Exercise | Common Stock | 17.3k | $48.92 | $844.7k | | 02/10/2023 |
| 02/12/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Restricted Stock Units | 32.8k | $0.00 | $0 | | 02/10/2023 |
| 02/10/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Restricted Stock Units | 31.3k | $0.00 | $0 | | 02/10/2023 |
| 02/10/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Payment of Exercise | Common Stock | 16.5k | $48.92 | $805.7k | | 02/10/2023 |
| 02/09/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 02/07/2023 |
| 02/09/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $50.40 | $504k | | 02/07/2023 |
| 02/08/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 02/07/2023 |
| 02/08/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $51.36 | $513.6k | | 02/07/2023 |
| 02/07/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $51.26 | $512.6k | | 02/07/2023 |
| 02/07/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 02/07/2023 |
| 01/19/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Sale | Common Stock | 10k | $52.41 | $524.1k | | 01/17/2023 |
| 01/19/2023 | HALOZYME THERAPEUTICS, INC. | HALO | Exercise | Option to Purchase Common Stock | 10k | $14.66 | $146.6k | | 01/17/2023 |
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