Mastrocola Lauren
SEC CIK 1827639 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| PRAX | Praxis Precision Medicines, Inc. | Principal Accounting Off | 13.6K | $5,790 | $3.04M | 23 | 2022-01-07 | 2026-05-14 |
Most active insiders at PRAX, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Nemiroff Alex | GC, Sec | — | $4.85M |
| 2 | DeSimone Jill | Dir | — | $3.61M |
| 3 | Mastrocola Lauren | Principal Accounting Off | — | $2.61M |
| 4 | Kelly Timothy Edwin | CFO | — | — |
| 5 | Cudkowicz Merit Ester | Dir | — | — |
| 6 | Sniecinski Megan | COO | — | — |
| 7 | Souza Marcio | CEO, Dir | — | — |
| 8 | Chodakewitz Jeffrey | Dir | — | — |
| 9 | Arbuckle Stuart A | Dir | — | — |
| 10 | Norden Gregory | Dir | — | — |
Transactions 23
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-05-19 21:45 | 2026-05-14 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $167.94 | +127 | 13.6K | +0.9% | +$21.3K | |
| 2026-01-13 | 2026-01-12 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $275.74 | -344 | 13.4K | -2% | -$94.9K | |
| D | 2026-01-12 | 2026-01-08 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $0.00 | +3,750 | 14.2K | +36% | $0 |
| D | 2026-01-12 | 2026-01-10 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $288.45 | -367 | 13.8K | -3% | -$105.9K |
| 2026-01-09 | 2026-01-07 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $292.63 | -35 | 10.4K | -0.3% | -$10.2K | |
| DM | 2025-11-21 | 2025-11-20 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | S - Sale+OE | $192.08 | -13.6K | 12.6K | -52% | -$2.61M |
| DM | 2025-11-21 | 2025-11-20 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | M - OptEx | $61.12 | +13.6K | 12.0K | New | +$831.3K |
| 2025-02-14 | 2025-02-12 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $85.40 | -40 | 10.4K | -0.4% | -$3,416 | |
| D | 2025-01-14 | 2025-01-10 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $0.00 | +5,000 | 10.9K | +85% | $0 |
| D | 2025-01-14 | 2025-01-12 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $63.15 | -390 | 10.5K | -4% | -$24.6K |
| 2025-01-08 | 2025-01-07 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $77.52 | -35 | 5,872 | -0.6% | -$2,713 | |
| 2024-11-19 | 2024-11-14 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $37.40 | +294 | 5,907 | +5% | +$11.0K | |
| D | 2024-11-15 | 2024-11-14 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | S - Sale+OE | $81.78 | -5,188 | 5,613 | -48% | -$424.3K |
| D | 2024-11-15 | 2024-11-14 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | M - OptEx | $56.94 | +4,374 | 10.8K | +68% | +$249.1K |
| D | 2024-07-31 | 2024-07-29 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $0.00 | +4,500 | 6,427 | +234% | $0 |
| 2024-02-14 | 2024-02-12 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $44.65 | -48 | 1,927 | -2% | -$2,143 | |
| 2024-01-09 | 2024-01-07 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $25.19 | -35 | 1,975 | -2% | -$881.65 | |
| 2023-02-13 | 2023-02-12 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $3.94 | -711 | 30.2K | -2% | -$2,801 | |
| 2023-01-09 | 2023-01-07 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $2.52 | -520 | 30.9K | -2% | -$1,310 | |
| 2022-06-21 | 2022-06-16 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | P - Purchase | $1.93 | +3,000 | 31.4K | +11% | +$5,790 | |
| 2022-05-18 | 2022-05-13 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $8.80 | +2,557 | 28.4K | +10% | +$22.5K | |
| 2022-02-15 | 2022-02-12 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | F - Tax | $12.85 | -584 | 25.8K | -2% | -$7,504 | |
| D | 2022-01-11 | 2022-01-07 | PRAX | Praxis Precision Medicines, Inc. | Mastrocola Lauren | Principal Accounting Off | A - Grant | $0.00 | +6,000 | 26.4K | +29% | $0 |
Purchase Sale Sale after option exercise All abbreviations