Gritstone bio, Inc. (GRTS)
Latest GRTS Insider Trades
About Gritstone bio, Inc. (GRTS)
Gritstone bio, Inc. files with the SEC under CIK 0001656634 and is classified as biological products (no diagnostic substances). We track it alongside the rest of the Health Care sector.
90-Day SEC Filing Activity
No Form 4 activity for GRTS in the last 90 days.
GRTS Insider Transactions (Form 4)
72 Form 4 filings on record, the earliest from Dec 20, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Elaine V. Jones | Other | Stock Option (Right to Buy) | 51,800 | $0.00 |
GRTS Insider Trading - FAQ
What is the latest insider trade for GRTS?
Gritstone bio, Inc. (GRTS) has filed no insider reports in the last 90 days. The most recent on record is dated 2025-04-04. The full record for GRTS runs to 2 Form 4 filings, the earliest from 2024-12-20. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying GRTS stock?
No insider purchases of GRTS were filed in the last 90 days.
How many insiders are selling GRTS stock?
No insider sales of GRTS were filed in the last 90 days. 1 sale is on record for this company.
Where can I see GRTS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks GRTS Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow GRTS insider buys?
Create a free InsiderAlpha account and press Watch on this page to add GRTS to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Health Care Companies with Insider Activity
Recent Insider Filings
2Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
- - Elaine V. Jones view on EDGAR
- - Vassiliki Economides view on EDGAR
Related Companies - Recent Insider Activity
Learn More
- What is SEC Form 4?
- The filing insiders must submit within two business days of a trade, and how to read its transaction codes.
- Insider activity in Health Care
- Where GRTS's peers are being bought and sold.
- Every recent Form 4
- The full market-wide feed, updated as filings arrive from SEC EDGAR.
Track GRTS insider activity as it files
Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
