| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 12/15/2020 | EXAGEN INC. | XGN | Sale | Common Stock | 125k | $12.00 | $1.5M | See footnote | 12/15/2020 |
| 09/01/2020 | EXAGEN INC. | XGN | Sale | Common Stock | 126.4k | $12.50 | $1.6M | See footnote | 09/01/2020 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Common Stock | 2.2M | $0.00 | $0 | See footnote | 09/19/2019 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Series H Redeemable Convertible Preferred Stock | 53.1M | $0.00 | $0 | See footnotes | 09/19/2019 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Series F Redeemable Convertible Preferred Stock | 113M | $0.00 | $0 | See footnotes | 09/19/2019 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Series E Redeemable Convertible Preferred Stock | 64.2M | $0.00 | $0 | See footnotes | 09/19/2019 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Series D Redeemable Convertible Preferred Stock | 3.4M | $0.00 | $0 | See footnotes | 09/19/2019 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Series C Redeemable Convertible Preferred Stock | 8.1M | $0.00 | $0 | See footnotes | 09/19/2019 |
| 09/23/2019 | EXAGEN INC. | XGN | Conversion | Series A-3 Redeemable Convertible Preferred Stock | 607.2k | $0.00 | $0 | See footnotes | 09/19/2019 |
| 09/19/2019 | EXAGEN INC. | XGN | Exercise (in-the-money or at-the-money) | Warrants | 19.8k | $14.32 | $284k | See footnotes | 09/19/2019 |
| 09/19/2019 | EXAGEN INC. | XGN | Conversion | Warrants | 69.7k | $1.84 | $128.2k | See footnotes | 09/19/2019 |
| 09/19/2019 | EXAGEN INC. | XGN | Conversion | Warrants | 280.1k | $1.84 | $515.4k | See footnotes | 09/19/2019 |
| 09/19/2019 | EXAGEN INC. | XGN | Payment of Exercise | Common Stock | 49.9k | $18.58 | $926.4k | See footnote | 09/19/2019 |
| 09/19/2019 | EXAGEN INC. | XGN | Exercise (in-the-money or at-the-money) | Common Stock | 349.8k | $1.84 | $643.7k | See footnote | 09/19/2019 |