PRME Prime Medicine, Inc.companySEC Filings & Insider Trading Activity 2026
Latest Prime Medicine, Inc. (PRME) SEC EDGAR filings in 2026, including the most recent 10-K annual report filed on March 3, 2026, a 10-Q quarterly report filed on May 7, 2026, an 8-K current report filed on July 8, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for Prime Medicine, Inc. (PRME) (SEC CIK 1894562), with AI-powered section-by-section summaries updated daily.
Latest 2026 SEC Filing Dates
Go deeper on Prime Medicine, Inc.
Ask AI about PRME filings. Chat with the 10-K, 10-Q, and 8-K for instant answers on financials, risks, and guidance.
Track institutional money. See which funds are building or cutting PRME positions, quarter over quarter.
Catch cross-signals. Spot when insider buying, fund accumulation, and activist stakes line up on PRME.
Recent 8-K FilingsCurrent Reports
AI-powered analysis of Prime Medicine, Inc. (PRME) 8-K current reports disclosing material events.
Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4
| Form | Filing Date | Period | Analysis | SEC |
|---|---|---|---|---|
8-K | Jul 8, 2026 | - | - | - |
8-K | Jun 8, 2026 | - | - | |
8-K | May 7, 2026 | - | - | |
10-Q | May 7, 2026 | Mar 31, 2026 | - | |
8-K | Apr 16, 2026 | - | - | - |
8-K | Mar 3, 2026 | - | Analysis | - |
10-K | Mar 3, 2026 | Dec 31, 2025 | - | |
8-K | Jan 12, 2026 | - | - | |
10-Q | Nov 7, 2025 | Sep 30, 2025 | - | |
10-Q | Aug 7, 2025 | Jun 30, 2025 | - | |
10-Q | May 8, 2025 | Mar 31, 2025 | - | |
10-K | Feb 28, 2025 | Dec 31, 2024 | - | |
10-Q | Nov 12, 2024 | Sep 30, 2024 | - | |
SC 13G | Oct 4, 2024 | - | - | |
10-Q | Aug 8, 2024 | Jun 30, 2024 | - | |
10-Q | May 10, 2024 | Mar 31, 2024 | - | |
10-K | Mar 1, 2024 | Dec 31, 2023 | - | |
SC 13D | Feb 22, 2024 | - | - | |
10-Q | Nov 3, 2023 | Sep 30, 2023 | - | |
10-Q | Aug 7, 2023 | Jun 30, 2023 | - | |
10-Q | May 11, 2023 | Mar 31, 2023 | - | |
10-K | Mar 9, 2023 | Dec 31, 2022 | - | |
SC 13G | Feb 13, 2023 | - | - | |
SC 13G | Feb 10, 2023 | - | - | |
SC 13G | Feb 7, 2023 | - | - |
13F Fund Holdings: Quarterly Trend
Latest: Q1 2026Aggregate PRME share value held by 13F filers tracked by SignalX, by quarter.
- State Street Corp+1.25M (+25%)
- ARK Investment Management+878.3K (+16%)
- BlackRock+232.9K (+3%)
- Dimensional Fund Advisors+220.5K (+262%)
- AQR Capital Management+139.1K (+33%)
- Goldman Sachs Group785.3K (-45%)
- Morgan Stanley530.4K (-45%)
- Renaissance Technologies LLC408.1K (-36%)
- FMR LLC (Fidelity)407.2K (-19%)
- D.E. Shaw & Co157.7K (-10%)
- Prudential Financial+14.8K
- U.S. Bancorp+33
- Vanguard Group Inc−6.47M
- JPMorgan Chase & Co−435.7K
- Invesco Ltd−56.8K
- Millennium Management−51.3K
Source: 13F-HR filings on SEC EDGAR (aggregated from 161 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.
Frequently Asked Questions
What are the latest PRME SEC filings in 2026?
Prime Medicine, Inc. (PRME) has filed a 10-K annual report on March 3, 2026, a 10-Q quarterly report on May 7, 2026, an 8-K current report on July 8, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.
When did PRME file its most recent 10-K annual report?
Prime Medicine, Inc. (PRME) filed its most recent 10-K annual report on March 3, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.
How do I view PRME 10-Q quarterly reports?
Prime Medicine, Inc. (PRME)'s most recent 10-Q quarterly report was filed on May 7, 2026. SignalX displays every PRME 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.
What 8-K current reports has PRME filed recently?
Prime Medicine, Inc. (PRME)'s most recent 8-K was filed on July 8, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.
Where can I find PRME insider trading activity (Form 4)?
SignalX aggregates every PRME Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.
How often does PRME file with the SEC?
Prime Medicine, Inc. (PRME) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new PRME filing with AI-powered analysis.
What is the difference between 10-K, 10-Q, and 8-K SEC filings?
A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Prime Medicine, Inc. (PRME).
What is PRME's SEC CIK number?
Prime Medicine, Inc. (PRME)'s SEC CIK (Central Index Key) number is 1894562. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1894562 to look up all PRME filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.
Stay on top of Prime Medicine, Inc. SEC filings
Insider trading data, fund holdings, cross-signal detection, and AI-powered analysis for 27+ filings.