Eric J Hyllengren Atara Biotherapeutics, Inc. (ATRA) insider trading activity

Eric J Hyllengren is of Atara Biotherapeutics, Inc.. Currently has a direct ownership of 56,231 shares of ATRA, which is worth approximately $732,127. The most recent transaction as insider was on Mar 03, 2025, when has been sold 1,211 shares (Common Stock) at a price of $7.0 per share, resulting in proceeds of $8,477. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 56.2K

0% 3M change

91.29% 12M change

Total Value Held $732,127

Eric J Hyllengren Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Mar 03 2025	SELL Open market or private sale	$8,477 $7.0 p/Share	1,211 Reduced 2.11%	56,231 Common Stock
Jan 27 2025	BUY Grant, award, or other acquisition	-	34,050 Added 37.22%	57,442 Common Stock
Nov 18 2024	SELL Open market or private sale	$15,276 $11.2 p/Share	1,364 Reduced 5.51%	23,392 Common Stock
Aug 16 2024	SELL Open market or private sale	$7,094 $6.63 p/Share	1,070 Reduced 4.14%	24,756 Common Stock
May 16 2024	SELL Open market or private sale	$17,761 $0.62 p/Share	28,648 Reduced 4.25%	645,671 Common Stock
Mar 04 2024	SELL Open market or private sale	$4,808 $0.72 p/Share	6,679 Reduced 0.98%	674,319 Common Stock
Jan 08 2024	BUY Grant, award, or other acquisition	-	475,000 Added 41.09%	680,998 Common Stock
Nov 16 2023	SELL Open market or private sale	$4,663 $0.39 p/Share	11,958 Reduced 5.49%	205,998 Common Stock
Aug 16 2023	SELL Open market or private sale	$13,506 $1.65 p/Share	8,186 Reduced 3.62%	217,956 Common Stock
May 16 2023	SELL Open market or private sale	$16,152 $2.04 p/Share	7,918 Reduced 3.38%	226,142 Common Stock

Also insider at

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JATT Acquisition Corp

Chief Financial Officer

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