Praxis Precision Medicines, Inc.
PRAX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001689548
Insider trades, last 90 days
None
- No open-market purchases or sales were filed in the last 90 days.
13F holders, Q2 2026
309
- +18 vs. Q1 2026
- Total value $11.29B
Superinvestors holding PRAX
0
- None of the superinvestors held PRAX at the end of Q2 2026.
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by PRAX insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Jun 26, 2026 | Jun 24, 2026 | DeSimone JillDirector | SSaleCommon Stock | −11.6K | $311.3209 | −$3.61M | 2.34K | −83.2% | SEC10b5-1 |
| Nov 21, 2025 | Nov 20, 2025 | Nemiroff AlexGeneral Counsel and Secretary | SSaleCommon Stock | −25.13K | $193.0843 | −$4.85M | 20.83K | −54.7% | SEC |
| Nov 21, 2025 | Nov 20, 2025 | Mastrocola LaurenPrincipal Accounting Officer | SSaleCommon Stock | −13.6K | $192.0783 | −$2.61M | 10.44K | −56.6% | SEC |
| Oct 17, 20254:10 PM ET | Oct 16, 2025 | Atchinson Robert and 2 others10% Owner | SSaleCommon Stock, $0.0001 par value per share ("Common Stock") | +12.6K | $90.0025 | +$1.13M | 2.36M | +0.5% | SEC |
| Oct 17, 20254:10 PM ET | Oct 16, 2025 | Atchinson Robert and 2 others10% Owner | SSaleCommon Stock | +301.31K | $106.4156 | +$32.06M | 2.06M | +17.1% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in PRAX at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jupiter Topco LLC | 3,421,374 | $1.15B | 0.47% | +3,421,374 | New |
| FMR LLC | 2,316,907 | $775.68M | 0.03% | +155,964+7.2% | Added |
| BlackRock, Inc. | 2,292,585 | $767.53M | 0.01% | −32,344−1.4% | Reduced |
| PERCEPTIVE ADVISORS LLC | 2,035,986 | $681.63M | 10.58% | 00.0% | Unchanged |
| BAKER BROS. ADVISORS LP | 1,753,198 | $586.95M | 2.94% | 00.0% | Unchanged |