Praxis Precision Medicines, Inc. (PRAX)
Praxis Precision Medicines, Inc. (PRAX) Insider Trading
Directors, officers and holders of more than 10% of PRAX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 150 transactions on file: 0 with code P, 12 with code S and 38 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 8, 2026 | Souza Marcio | Chief Executive Officer | G Gift | 20,521 | Not measured | Not measured |
| Jul 8, 2026 | Souza Marcio | Chief Executive Officer | G Gift | 2,600 | Not measured | Not measured |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 504 | $313.66 | $158,086 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 1,004 | $312.83 | $314,081 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 1,240 | $308.24 | $382,221 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 2,854 | $311.91 | $890,203 |
| Jun 24, 2026 | DeSimone Jill | Director | M Exercise | 8,566 | $44.25 | $379,046 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 1,279 | $314.90 | $402,758 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 1,750 | $310.89 | $544,056 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 999 | $309.38 | $309,074 |
| Jun 24, 2026 | DeSimone Jill | Director | M Exercise | 3,034 | $147.30 | $446,908 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 120 | $303.13 | $36,375 |
| Jun 24, 2026 | DeSimone Jill | Director | M Exercise | 8,566 | Not measured | Not measured |
| Jun 24, 2026 | DeSimone Jill | Director | M Exercise | 3,034 | Not measured | Not measured |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 320 | $305.31 | $97,699 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 837 | $315.70 | $264,245 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 10 | $301.44 | $3,014 |
| Jun 24, 2026 | DeSimone Jill | Director | S Sale | 683 | $306.77 | $209,522 |
| Jun 10, 2026 | Chodakewitz Jeffrey | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | Norden Gregory | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | Norden Gregory | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | DeSimone Jill | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | KINDLER JEFFREY B | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | Chodakewitz Jeffrey | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | KINDLER JEFFREY B | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | DeSimone Jill | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | MITCHELL DEAN J | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | Cudkowicz Merit Ester | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | Cudkowicz Merit Ester | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | Arbuckle Stuart A | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | YOUNG WILLIAM D | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | Arbuckle Stuart A | Director | A Award | 1,371 | Not measured | Not measured |
| Jun 10, 2026 | MITCHELL DEAN J | Director | A Award | 648 | Not measured | Not measured |
| Jun 10, 2026 | YOUNG WILLIAM D | Director | A Award | 648 | Not measured | Not measured |
| May 14, 2026 | Kelly Timothy Edwin | Chief Financial Officer | A Award | 121 | $167.94 | $20,321 |
| May 14, 2026 | Nemiroff Alex | General Counsel and Secretary | A Award | 78 | $167.94 | $13,100 |
| May 14, 2026 | Sniecinski Megan | Chief Operating Officer | A Award | 89 | $167.94 | $14,947 |
| May 14, 2026 | Souza Marcio | Chief Executive Officer | A Award | 126 | $167.94 | $21,161 |
| May 14, 2026 | Mastrocola Lauren | Principal Accounting Officer | A Award | 127 | $167.94 | $21,329 |
| Feb 6, 2026 | KINDLER JEFFREY B | Director | A Award | 478 | Not measured | Not measured |
| Feb 6, 2026 | Arbuckle Stuart A | Director | A Award | 688 | Not measured | Not measured |
| Feb 6, 2026 | Arbuckle Stuart A | Director | A Award | 478 | Not measured | Not measured |
| Feb 6, 2026 | KINDLER JEFFREY B | Director | A Award | 688 | Not measured | Not measured |
| Feb 6, 2026 | KINDLER JEFFREY B | Director | A Award | 224 | Not measured | Not measured |
| Feb 6, 2026 | Arbuckle Stuart A | Director | A Award | 224 | Not measured | Not measured |
| Jan 12, 2026 | Nemiroff Alex | General Counsel and Secretary | F Tax Payment | 768 | $275.74 | $211,768 |
| Jan 12, 2026 | Sniecinski Megan | Chief Operating Officer | F Tax Payment | 885 | $275.74 | $244,030 |
| Jan 12, 2026 | Mastrocola Lauren | Principal Accounting Officer | F Tax Payment | 344 | $275.74 | $94,855 |
| Jan 12, 2026 | Kelly Timothy Edwin | Chief Financial Officer | F Tax Payment | 943 | $275.74 | $260,023 |
| Jan 10, 2026 | Souza Marcio | Chief Executive Officer | F Tax Payment | 4,252 | $288.45 | $1,226,489 |
The full Form 4 history is on the PRAX company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.