Jeffrey M. Jonas
CIK: 0001042021
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (10 total)
- May 27, 2026CMPS
COMPASS Pathways plc
Award(A)DirectShare Option (Right to Buy)
21.1K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
6K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
1.9K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
2.5K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
3K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
4.2K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
5.2K shares- - Feb 9, 2026GBIO
Generation Bio Co.
Disposition(D)DirectStock Option (right to buy)
1.5K shares- - Oct 29, 2025CMPS
COMPASS Pathways plc
Award(A)DirectShare Option (Right to Buy)
52K shares- - Jun 4, 2025GBIO
Generation Bio Co.
Award(A)DirectStock Option (right to buy)
30K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 27, 2026 |  CMPS COMPASS Pathways plc | Award(A) Share Option (Right to Buy) | 21,110 | - | - | Direct |
| Feb 9, 2026 |  GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 6,000 | - | - | Direct |
| Feb 9, 2026 | GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 1,920 | - | - | Direct |
| Feb 9, 2026 | GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 2,500 | - | - | Direct |
| Feb 9, 2026 | GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 3,000 | - | - | Direct |
| Feb 9, 2026 | GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 4,246 | - | - | Direct |
| Feb 9, 2026 | GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 5,200 | - | - | Direct |
| Feb 9, 2026 | GBIO Generation Bio Co. | Disposition(D) Stock Option (right to buy) | 1,500 | - | - | Direct |
| Oct 29, 2025 | CMPS COMPASS Pathways plc | Award(A) Share Option (Right to Buy) | 52,000 | - | - | Direct |
| Jun 4, 2025 | GBIO Generation Bio Co. | Award(A) Stock Option (right to buy) | 30,000 | - | - | Direct |
1-10 of 10 transactions
About JONAS JEFFREY M
JONAS JEFFREY M (SEC CIK 0001042021) files insider reports with the SEC as Director of COMPASS Pathways plc (CMPS) and Director of Generation Bio Co. (GBIO).
Signal8 holds 5 ownership filings by JONAS JEFFREY M (1 Form 3, 4 Form 4), filed between Jun 6, 2025 and May 29, 2026. Those filings report 10 transactions, from Jun 4, 2025 to May 27, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on JONAS JEFFREY M's filings is in CAMBRIDGE, MA.
Recent filings by JONAS JEFFREY M
- May 27, 2026: Grant or award of CMPS derivative securities (Form 4, code A).
- Feb 9, 2026: Disposition to issuer transactions of GBIO derivative securities (7 lines, Form 4, code D).
- Oct 29, 2025: Grant or award of CMPS derivative securities (Form 4, code A).
- Jun 4, 2025: Grant or award of GBIO derivative securities (Form 4, code A).
Other insiders filing for COMPASS Pathways plc (CMPS)
- Nath Kabir, Chief Executive Officer
- Karydas Daphne, Director
- SANTINI GINO, Director
- Gover Justin D., Director
- Riley Wayne Joseph, Director
- McQuade Robert, Director