Douglas Doerfler
President and CEO at MaxCyte Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: MaxCyte Inc., 3 years.
Chief executive roles
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Dec 5, 2023 | MaxCyte Inc. | Option exercise | +99,442 | $0.04 | $3,978 |
| Dec 5, 2023 | MaxCyte Inc. | Open-market sale | โ99,442 | $5.17 | $514,115 |
| Dec 4, 2023 | MaxCyte Inc. | Option exercise | +25,008 | $0.04 | $1,000 |
| Dec 4, 2023 | MaxCyte Inc. | Open-market sale | โ25,008 | $5.01 | $125,290 |
| Dec 1, 2023 | MaxCyte Inc. | Option exercise | +20,200 | $0.04 | $808 |
| Dec 1, 2023 | MaxCyte Inc. | Open-market sale | โ20,200 | $5.00 | $101,000 |
| Nov 29, 2023 | MaxCyte Inc. | Option exercise | +5,350 | $0.04 | $214 |
| Nov 29, 2023 | MaxCyte Inc. | Open-market sale | โ5,350 | $5.00 | $26,750 |
| Jul 12, 2023 | MaxCyte Inc. | Option exercise | +16,757 | $0.04 | $670 |
| Jul 12, 2023 | MaxCyte Inc. | Open-market sale | โ16,757 | $5.02 | $84,120 |
| Jul 11, 2023 | MaxCyte Inc. | Option exercise | +12,798 | $0.04 | $512 |
| Jul 11, 2023 | MaxCyte Inc. | Open-market sale | โ12,798 | $5.04 | $64,502 |
| Jul 10, 2023 | MaxCyte Inc. | Option exercise | +445 | $0.04 | $18 |
| Jul 10, 2023 | MaxCyte Inc. | Open-market sale | โ445 | $5.01 | $2,229 |
| Jun 14, 2023 | MaxCyte Inc. | Option exercise | +28,883 | $0.04 | $1,155 |
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