PRAX insider transaction filings
Praxis Precision Medicines, Inc. — 47 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-07-08. Screen PRAX transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-07-08 | 4 | Souza Marcio — Chief Executive Officer, Director | Gift (G): 20,521 @ $0 · Gift (G): 2,600 @ $0 | EDGAR |
| 2026-06-26 | 4 | DeSimone Jill — Director | Option exercise (M): 8,566 @ $44.25 · Option exercise (M): 3,034 @ $147.30 · Sale (S): 10 @ $301.44 · Sale (S): 120 @ $303.13 · Sale (S): 320 @ $305.31 · Sale (S): 683 @ $306.77 · +10 more | EDGAR |
| 2026-06-12 | 4 | DeSimone Jill — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Cudkowicz Merit Ester — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Chodakewitz Jeffrey — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Arbuckle Stuart A — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | Norden Gregory — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | YOUNG WILLIAM D — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | MITCHELL DEAN J — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-06-12 | 4 | KINDLER JEFFREY B — Director | Grant/award (A): 1,371 @ $0 · Grant/award (A): 648 (derivative) @ $0 | EDGAR |
| 2026-05-19 | 4 | Nemiroff Alex — General Counsel and Secretary | Grant/award (A): 78 @ $167.94 | EDGAR |
| 2026-05-19 | 4 | Mastrocola Lauren — Principal Accounting Officer | Grant/award (A): 127 @ $167.94 | EDGAR |
| 2026-05-19 | 4 | Sniecinski Megan — Chief Operating Officer | Grant/award (A): 89 @ $167.94 | EDGAR |
| 2026-05-19 | 4 | Souza Marcio — Chief Executive Officer, Director | Grant/award (A): 126 @ $167.94 | EDGAR |
| 2026-05-19 | 4 | Kelly Timothy Edwin — Chief Financial Officer | Grant/award (A): 121 @ $167.94 | EDGAR |
| 2026-02-10 | 4 | Arbuckle Stuart A — Director | Grant/award (A): 688 @ $0 · Grant/award (A): 478 @ $0 · Grant/award (A): 224 (derivative) @ $0 | EDGAR |
| 2026-02-10 | 4 | KINDLER JEFFREY B — Director | Grant/award (A): 688 @ $0 · Grant/award (A): 478 @ $0 · Grant/award (A): 224 (derivative) @ $0 | EDGAR |
| 2026-01-13 | 4 | Kelly Timothy Edwin — Chief Financial Officer | Tax withholding (F): 943 @ $275.74 | EDGAR |
| 2026-01-13 | 4 | Nemiroff Alex — General Counsel and Secretary | Tax withholding (F): 768 @ $275.74 | EDGAR |
| 2026-01-13 | 4 | Mastrocola Lauren — Principal Accounting Officer | Tax withholding (F): 344 @ $275.74 | EDGAR |
| 2026-01-13 | 4 | Sniecinski Megan — Chief Operating Officer | Tax withholding (F): 885 @ $275.74 | EDGAR |
| 2026-01-12 | 4 | Mastrocola Lauren — Principal Accounting Officer | Grant/award (A): 3,750 @ $0 · Tax withholding (F): 367 @ $288.45 · Grant/award (A): 7,500 (derivative) @ $0 | EDGAR |
| 2026-01-12 | 4 | Sniecinski Megan — Chief Operating Officer | Grant/award (A): 9,625 @ $0 · Tax withholding (F): 1,087 @ $288.45 · Grant/award (A): 7,700 (derivative) @ $0 | EDGAR |
| 2026-01-12 | 4 | Nemiroff Alex — General Counsel and Secretary | Grant/award (A): 6,875 @ $0 · Tax withholding (F): 917 @ $288.45 · Grant/award (A): 5,500 (derivative) @ $0 | EDGAR |
| 2026-01-12 | 4 | Kelly Timothy Edwin — Chief Financial Officer | Grant/award (A): 8,800 @ $0 · Tax withholding (F): 1,335 @ $288.45 · Grant/award (A): 7,040 (derivative) @ $0 | EDGAR |
| 2026-01-12 | 4 | Souza Marcio — Chief Executive Officer, Director | Grant/award (A): 27,640 @ $0 · Tax withholding (F): 4,252 @ $288.45 · Grant/award (A): 22,110 (derivative) @ $0 | EDGAR |
| 2026-01-09 | 4 | Kelly Timothy Edwin — Chief Financial Officer | Tax withholding (F): 139 @ $292.63 | EDGAR |
| 2026-01-09 | 4 | Nemiroff Alex — General Counsel and Secretary | Tax withholding (F): 89 @ $292.63 | EDGAR |
| 2026-01-09 | 4 | Mastrocola Lauren — Principal Accounting Officer | Tax withholding (F): 35 @ $292.63 | EDGAR |
| 2026-01-09 | 4 | Souza Marcio — Chief Executive Officer, Director | Tax withholding (F): 405 @ $292.63 | EDGAR |
| 2025-12-31 | 4 | Souza Marcio — Chief Executive Officer, Director | Gift (G): 400 @ $0 | EDGAR |
| 2025-11-21 | 4 | Kelly Timothy Edwin — Chief Financial Officer | Grant/award (A): 384 @ $31.62 | EDGAR |
| 2025-11-21 | 4 | Nemiroff Alex — General Counsel and Secretary | Option exercise (M): 1,714 @ $83.85 · Option exercise (M): 6,230 @ $133.65 · Option exercise (M): 2,434 @ $44.40 · Option exercise (M): 5,652 @ $44.40 · Option exercise (M): 9,100 @ $56.94 · Sale (S): 1,714 @ $190.86 · +8 more | EDGAR |
| 2025-11-21 | 4 | Mastrocola Lauren — Principal Accounting Officer | Option exercise (M): 1,047 @ $49.50 · Option exercise (M): 508 @ $83.85 · Option exercise (M): 1,557 @ $133.65 · Option exercise (M): 2,680 @ $43.37 · Option exercise (M): 207 @ $44.40 · Option exercise (M): 2,351 @ $44.40 · +10 more | EDGAR |
| 2025-10-17 | 4 | Adage Capital Management, L.P. — 10% owner Atchinson Robert — 10% owner Gross Phillip — 10% owner | Sale (S): 12,600 @ $90.00 · Sale (S): 447 @ $91.04 · Sale (S): 1,363 @ $92.03 · Sale (S): 559 @ $100.11 · Sale (S): 27,287 @ $101 · Sale (S): 250,000 @ $104.31 · +4 more | EDGAR |
| 2025-09-25 | 4 | MITCHELL DEAN J — Director | Option exercise (M): 1,932 @ $14.36 · Option exercise (M): 8,566 @ $44.25 · Option exercise (M): 1,753 @ $44.04 · Option exercise (M): 1,932 (derivative) @ $0 · Option exercise (M): 8,566 (derivative) @ $0 · Option exercise (M): 1,753 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | DeSimone Jill — Director | Grant/award (A): 10,520 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | Cudkowicz Merit Ester — Director | Grant/award (A): 10,520 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | Chodakewitz Jeffrey — Director | Grant/award (A): 10,520 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | Norden Gregory — Director | Grant/award (A): 10,520 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | YOUNG WILLIAM D — Director | Grant/award (A): 10,520 (derivative) @ $0 | EDGAR |
| 2025-06-27 | 4 | MITCHELL DEAN J — Director | Grant/award (A): 10,520 (derivative) @ $0 | EDGAR |
| 2025-05-19 | 4 | Souza Marcio — Chief Executive Officer, Director | Grant/award (A): 348 @ $31.54 | EDGAR |
| 2025-05-19 | 4 | Kelly Timothy Edwin — Chief Financial Officer | Grant/award (A): 249 @ $31.54 | EDGAR |
| 2025-02-14 | 4 | Nemiroff Alex — General Counsel and Secretary | Tax withholding (F): 51 @ $85.40 | EDGAR |
| 2025-02-14 | 4 | Mastrocola Lauren — Principal Accounting Officer | Tax withholding (F): 40 @ $85.40 | EDGAR |
| 2025-02-14 | 4 | Souza Marcio — Chief Executive Officer, Director | Tax withholding (F): 401 @ $85.40 | EDGAR |
Recent 8-K events — Praxis Precision Medicines, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-07 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-07-02 | 8-K | 4.01 — Changes in Registrant's Certifying Accountant 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-29 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-06-22 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-06-12 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-06-01 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-05-07 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-14 | 8-K | 8.01 — Other Events | EDGAR |
| 2026-04-06 | 8-K | 8.01 — Other Events | EDGAR |
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