Vassiliki Economides Gritstone Bio, Inc. (GRTS) insider trading activity

Vassiliki Economides is EVP, CHIEF FINANCIAL OFFICER of Gritstone bio, Inc.. Currently has a direct ownership of 250,437 shares of GRTS, which is worth approximately $7,513. The most recent transaction as insider was on Dec 18, 2024, when has been sold 12,000 shares (Common Stock) at a price of $0.02 per share, resulting in proceeds of $240. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 250K

4.57% 3M change

16.99% 12M change

Total Value Held $7,513

Vassiliki Economides Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 18 2024	SELL Open market or private sale	$240 $0.02 p/Share	12,000 Reduced 4.57%	250,437 Common Stock
May 16 2024	SELL Open market or private sale	$10,311 $0.75 p/Share	13,749 Reduced 4.98%	262,437 Common Stock
May 15 2024	BUY Grant, award, or other acquisition	-	27,128 Added 8.94%	276,186 Common Stock
Feb 01 2024	BUY Grant, award, or other acquisition	-	35,000 Added 13.32%	227,762 Common Stock
May 23 2023	BUY Open market or private purchase	$22,800 $1.9 p/Share	12,000 Added 5.31%	214,058 Common Stock
Feb 02 2023	BUY Grant, award, or other acquisition	-	179,058 Added 46.98%	202,058 Common Stock
Jan 31 2022	BUY Grant, award, or other acquisition	-	23,000 Added 50.0%	23,000 Common Stock

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