AnhCo Nguyen

ATRA

AnhCo Nguyen serves as President and CEO at Atara Biotherapeutics, Inc. (ATRA). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

10 trades

$211.6K

Net Position

Net Seller

$211.6K

Companies Traded

ATRA

Active Period

Aug 2023 – Nov 2025

10 total trades

Most Recent

Sell ATRA

Nov 17, 2025 · $38.4K

AnhCo Nguyen's Insider Trading at Atara Biotherapeutics, Inc. (ATRA)

Buys

0 · $0.00

Sells

10 · $211.6K

Total Shares Bought

Total Shares Sold

93,592

ATRA Price Chart

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Date	Type	Shares	Avg Price	Value
Nov 17, 2025	Sell	2,915	$13.19	$38.4K
Aug 18, 2025	Sell	2,958	$11.62	$34.4K
May 16, 2025	Sell	3,276	$6.76	$22.2K
Mar 3, 2025	Sell	3,331	$7.00	$23.3K
Nov 18, 2024	Sell	1,664	$11.20	$18.6K
Aug 16, 2024	Sell	1,821	$6.63	$12.1K
May 16, 2024	Sell	42,899	$0.62	$26.5K
Mar 4, 2024	Sell	10,746	$0.72	$7.7K
Nov 16, 2023	Sell	8,856	$0.39	$3.4K
Aug 16, 2023	Sell	15,126	$1.65	$25.0K

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