Mastrocola Lauren
SEC insider (Form 3/4/5 filer). CIK 0001827639. Principal Accounting Officer at Praxis Precision Medicines, Inc. (PRAX). 21 reported Form 4/5 transactions since Sep 2024; latest on May 14, 2026. Located in BOSTON, MA.
Companies Mastrocola Lauren has filed insider reports for
- Praxis Precision Medicines, Inc. (PRAX): Officer, Principal Accounting Officer
Mastrocola Lauren
CIK: 0001827639
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Praxis Precision Medicines, Inc.
Discretionary Trading P&L
Holdings
Transaction History (21 total)
- May 14, 2026PRAX
Praxis Precision Medicines, Inc.
AwardDirect127 shares at avg. $167.94$21K - Jan 12, 2026PRAX
Praxis Precision Medicines, Inc.
Tax PaymentDirect344 shares at avg. $275.74$95K - Jan 10, 2026PRAX
Praxis Precision Medicines, Inc.
Tax PaymentDirect367 shares at avg. $288.45$106K - Jan 8, 2026PRAX
Praxis Precision Medicines, Inc.
AwardDirect3.8K shares- - Jan 7, 2026PRAX
Praxis Precision Medicines, Inc.
Tax PaymentDirect35 shares at avg. $292.63$10K - Nov 20, 2025PRAX
Praxis Precision Medicines, Inc.
ExerciseDirect2.4K shares at avg. $44.40$104K - Nov 20, 2025PRAX
Praxis Precision Medicines, Inc.
ExerciseDirect207 shares at avg. $44.40$9K - Nov 20, 2025PRAX
Praxis Precision Medicines, Inc.
ExerciseDirect508 shares at avg. $83.85$43K - Nov 20, 2025PRAX
Praxis Precision Medicines, Inc.
SaleDirect2.1K shares at avg. $192.71$413K - Nov 20, 2025PRAX
Praxis Precision Medicines, Inc.
ExerciseDirect2.7K shares at avg. $43.37$116K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 14, 2026 | PRAX Praxis Precision Medicines, Inc. | Award | 127 | $167.94 | $21,329 | Direct |
| Jan 12, 2026 | PRAX Praxis Precision Medicines, Inc. | Tax Payment | 344 | $275.74 | $94,855 | Direct |
| Jan 10, 2026 | PRAX Praxis Precision Medicines, Inc. | Tax Payment | 367 | $288.45 | $105,861 | Direct |
| Jan 8, 2026 | PRAX Praxis Precision Medicines, Inc. | Award | 3,750 | - | $0 | Direct |
| Jan 7, 2026 | PRAX Praxis Precision Medicines, Inc. | Tax Payment | 35 | $292.63 | $10,242 | Direct |
| Nov 20, 2025 | PRAX Praxis Precision Medicines, Inc. | Exercise | 2,351 | $44.40 | $104,384 | Direct |
| Nov 20, 2025 | PRAX Praxis Precision Medicines, Inc. | Exercise | 207 | $44.40 | $9,191 | Direct |
| Nov 20, 2025 | PRAX Praxis Precision Medicines, Inc. | Exercise | 508 | $83.85 | $42,596 | Direct |
| Nov 20, 2025 | PRAX Praxis Precision Medicines, Inc. | Sale | 2,145 | $192.71 | $413,365 | Direct |
| Nov 20, 2025 | PRAX Praxis Precision Medicines, Inc. | Exercise | 2,680 | $43.37 | $116,232 | Direct |
1-10 of 21 transactions