| Date | Issuer | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| West Pharmaceutical Services Inc. | A | Common Stock | |||||
| Quanterix Corporation | A | Common Stock | |||||
| Quanterix Corporation | A | Common Stock | |||||
| Quanterix Corporation | A | Common Stock | |||||
| Quanterix Corporation | A | Stock Option (right to buy) |