Lauren Mastrocola

PRAX

Lauren Mastrocola serves as Principal Accounting Officer at Praxis Precision Medicines, Inc. (PRAX). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

1 trades

$5.8K

Total Sells

5 trades

$3.25M

Net Position

Net Seller

$3.24M

Companies Traded

PRAX

Active Period

Jun 2022 – Jan 2026

6 total trades

Most Recent

Sell PRAX

Jan 12, 2026 · $94.9K

Lauren Mastrocola's Insider Trading at Praxis Precision Medicines, Inc. (PRAX)

Buys

1 · $5.8K

Sells

5 · $3.25M

Total Shares Bought

3,000

Total Shares Sold

19,534

PRAX Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Jan 12, 2026	Sell	344	$275.74	$94.9K	0
Jan 8, 2026	Sell	367	$288.45	$105.9K	0
Jan 7, 2026	Sell	35	$292.63	$10.2K	0
Nov 20, 2025	Sell	13,600	$192.08	$2.61M	0
Nov 15, 2024	Sell	5,188	$81.78	$424.3K	5,613
Jun 21, 2022	Buy	3,000	$1.93	$5.8K	31,391