Atchinson Robert's Form 4 filing
Praxis Precision Medicines, Inc.PRAX ยท filed Oct 17, 2025
- Accession no.
- 0000902664-25-004455
- Filed
- Oct 17, 2025, 4:10 PM ET
- Trade date
- Oct 16, 2025
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Not checked
This filing lists 10 non-derivative transactions. Open-market sales total $33.2M. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Atchinson RobertCIK 0001403404 | 10% Owner |
| Gross PhillipCIK 0001403413 | 10% Owner |
| Adage Capital Management, L.P.CIK 0001535978 | 10% Owner |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Oct 16, 2025 | Common Stock, $0.0001 par value per share ("Common Stock") | SSaleAcquired | +12,600 | $90.00F3 | +$1,134,031.5 | 2,361,485 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +447 | $91.04F4 | +$40,694.97 | 2,361,038 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +1,363 | $92.03F5 | +$125,440.98 | 2,359,675 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +559 | $100.11F6 | +$55,961.1 | 2,359,116 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +27,287 | $101.00 | +$2,755,987 | 2,331,829 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +250,000 | $104.31F7 | +$26,077,375 | 2,081,829 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +1,661 | $130.10F8 | +$216,090.12 | 2,080,168 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +487 | $131.64F9 | +$64,107.95 | 2,079,681 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +308 | $132.19F10 | +$40,714.95 | 2,079,373 | Indirect | |
| Oct 16, 2025 | Common Stock | SSaleAcquired | +19,198 | $140.00F11 | +$2,687,720 | 2,060,175 | Indirect |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F3
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.0000 to $90.5000, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F4
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.000 to $91.9900, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F5
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.0000 to $92.2500, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F6
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $100.0400 to $100.6500, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F7
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $104.0000 to $104.3869, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F8
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $130.0000 to $130.9700, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F9
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $131.0000 to $131.9800, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F10
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $132.0000 to $132.5100, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.
- F11
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $140.0000 to $140.0100, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth herein.
Referenced by the price of 1 transaction in Table I.