Free Trial

This company has been marked as potentially delisted and may not be actively trading.

Gritstone bio (GRTS) Insider Trading & Ownership

Gritstone bio logo

Gritstone bio (NASDAQ:GRTS) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
4.61%
Number Of
Insiders Buying
(Last 3 Years)
1
Amount Of
Insider Buying
(Last 3 Years)
$22.80K
Number Of
Insiders Selling
(Last 3 Years)
3
Amount Of
Insider Selling
(Last 3 Years)
$35.45K
Get GRTS Insider Trade Alerts

Want to know when executives and insiders are buying or selling Gritstone bio stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.

GRTS Insider Buying and Selling by Quarter

Gritstone bio Insider and Congressional Trades History

Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
5/16/2024
Andrew R Allen
CEO
Sell24,263$0.75$18,197.25  
5/16/2024Sell13,749$0.75$10,311.75  
5/16/2024
Matthew Hawryluk
EVP
Sell9,259$0.75$6,944.25  
5/23/2023
Vassiliki Economides
Insider
Buy12,000$1.90$22,800.00  
(Data available from 1/1/2013 forward)

GRTS Insider Trading Activity - Frequently Asked Questions

The list of insiders at Gritstone bio includes Andrew R Allen, Erin Jones, Matthew Hawryluk, and Vassiliki Economides. Learn more on insiders at GRTS.

4.61% of Gritstone bio stock is owned by insiders. Learn more on GRTS's insider holdings.

The following insiders have sold GRTS shares in the last 24 months: Andrew R Allen ($18,197.25), Erin Jones ($10,311.75), and Matthew Hawryluk ($6,944.25).

Insiders have sold a total of 47,271 Gritstone bio shares in the last 24 months for a total of $35,453.25 sold.

Gritstone bio Active Insiders



This page (NASDAQ:GRTS) was last updated on 5/5/2026 by MarketBeat.com Staff.
From Our Partners