Mandel-Brehm Josh
SEC insider (Form 3/4/5 filer). CIK 0001927058. Chief Executive Officer at Camp4 Therapeutics Corp (CAMP) and 1 other issuer. 10 reported Form 4/5 transactions since Sep 2024; latest on Aug 3, 2026. Located in CAMBRIDGE, MA.
Companies Mandel-Brehm Josh has filed insider reports for
- Camp4 Therapeutics Corp (CAMP): Director, Officer, Chief Executive Officer
- ProMIS Neurosciences Inc. (PMN): Director
Mandel-Brehm Josh
CIK: 0001927058
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)
- Aug 3, 2026CAMP
Camp4 Therapeutics Corp
PurchaseDirect6.6K shares at avg. $1.65$11K - May 20, 2026PMN
ProMIS Neurosciences Inc.
AwardDirectOption (right to buy)
11K shares- - May 20, 2026PMN
ProMIS Neurosciences Inc.
AwardDirectOption (right to buy)
5.5K shares- - Apr 1, 2026CAMP
Camp4 Therapeutics Corp
AwardDirectStock Option (Right to Buy)
580K shares- - Dec 11, 2025CAMP
Camp4 Therapeutics Corp
AwardDirectStock Option (Right to Buy)
425K shares- - Sep 11, 2025CAMP
Camp4 Therapeutics Corp
PurchaseDirect6.1K shares at avg. $1.65$10K - Jun 12, 2025PMN
ProMIS Neurosciences Inc.
AwardDirectOption (right to buy)
20K shares- - Apr 1, 2025CAMP
Camp4 Therapeutics Corp
AwardDirectStock Option (Right to Buy)
160K shares- - Oct 15, 2024CAMP
Camp4 Therapeutics Corp
ConversionDirect605 shares- - Oct 3, 2024PMN
ProMIS Neurosciences Inc.
AwardDirectOption (right to buy)
40K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 3, 2026 |  CAMP Camp4 Therapeutics Corp | Purchase | 6,551 | $1.65 | $10,809 | Direct |
| May 20, 2026 |  PMN ProMIS Neurosciences Inc. | Award Option (right to buy) | 11,000 | - | - | Direct |
| May 20, 2026 | PMN ProMIS Neurosciences Inc. | Award Option (right to buy) | 5,500 | - | - | Direct |
| Apr 1, 2026 | CAMP Camp4 Therapeutics Corp | Award Stock Option (Right to Buy) | 580,000 | - | - | Direct |
| Dec 11, 2025 | CAMP Camp4 Therapeutics Corp | Award Stock Option (Right to Buy) | 425,000 | - | - | Direct |
| Sep 11, 2025 | CAMP Camp4 Therapeutics Corp | Purchase | 6,060 | $1.65 | $9,999 | Direct |
| Jun 12, 2025 | PMN ProMIS Neurosciences Inc. | Award Option (right to buy) | 20,000 | - | - | Direct |
| Apr 1, 2025 | CAMP Camp4 Therapeutics Corp | Award Stock Option (Right to Buy) | 160,000 | - | - | Direct |
| Oct 15, 2024 | CAMP Camp4 Therapeutics Corp | Conversion | 605 | - | $0 | Direct |
| Oct 3, 2024 | PMN ProMIS Neurosciences Inc. | Award Option (right to buy) | 40,000 | - | - | Direct |
1-10 of 10 transactions