Mastrocola Lauren - Insider Non-Derivative Transactions at Praxis Precision Medicines, Inc. (PRAX) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 20, 2025, Mastrocola Lauren's relationship to Praxis Precision Medicines, Inc. (PRAX) is Officer (Principal Accounting Officer), and currently has 24,041.66 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other PRAX insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Mastrocola Lauren - Insider Non-Derivative Transactions of PRAX Common Stock

Mastrocola Lauren - Insider Non-Derivative Transactions at PRAX

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 21, 2025	Sell -- (Common Stock)	2145	192.71	10441.66
Nov 21, 2025	M -- (Common Stock)	1047	49.5	11488.66
Nov 21, 2025	M -- (Common Stock)	508	83.85	11996.66
Nov 21, 2025	Sell -- (Common Stock)	11455	191.96	12586.66
Nov 21, 2025	M -- (Common Stock)	1557	133.65	13553.66
Nov 21, 2025	M -- (Common Stock)	2680	43.37	16233.66
Nov 21, 2025	M -- (Common Stock)	207	44.4	16440.66
Nov 21, 2025	M -- (Common Stock)	2351	44.4	18791.66
Nov 21, 2025	M -- (Common Stock)	5250	56.94	24041.66
Feb 13, 2025	F -- (Common Stock)	40	85.4	10441.66
Jan 13, 2025	F -- (Common Stock)	390	63.15	10481.66
Jan 11, 2025	Acquisition -- (Common Stock)	5000	0	10871.66
Jan 8, 2025	F -- (Common Stock)	35	77.52	5871.66
Nov 15, 2024	Sell -- (Common Stock)	5188.34	81.78	5612.66
Nov 15, 2024	Acquisition -- (Common Stock)	294	37.4	5906.66
Nov 15, 2024	M -- (Common Stock)	4374	56.94	10801
Jul 30, 2024	Acquisition -- (Common Stock)	4500	0	6427
Feb 13, 2024	F -- (Common Stock)	48	44.65	1927
Jan 8, 2024	F -- (Common Stock)	35	25.19	1975
Feb 13, 2023	F -- (Common Stock)	711	3.94	30160
Jan 8, 2023	F -- (Common Stock)	520	2.52	30871