Question 1

How many shares of ATRA does MORGAN STANLEY own?

Accepted Answer

As of 2026-Q2, MORGAN STANLEY holds 9,178 shares of ATRA (ATARA BIOTHERAPEUTICS INC).

Question 2

What is MORGAN STANLEY's ATRA position worth?

Accepted Answer

As of 2026-Q2, MORGAN STANLEY's ATRA position is worth $105,368.

Question 3

Is MORGAN STANLEY buying or selling ATRA?

Accepted Answer

In 2026-Q2, MORGAN STANLEY increased their ATRA position (+0.1% change in shares).

Question 4

When did MORGAN STANLEY first buy ATRA?

Accepted Answer

Based on available 13F filings, MORGAN STANLEY first reported a position in ATRA in 2024-Q2. They have held the position across 9 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	9,178	+0.1%	$105,368	0.0%	$11.48	15
2026-Q1	Decreased	9,169	-42.7%	$43,370	0.0%	$5.42	0
2025-Q4	Decreased	15,991	-55.5%	$289,276	0.0%	$17.88	0
2025-Q3	Increased	35,938	+140.8%	$514,991	0.0%	$13.81	27
2025-Q2	Increased	14,926	+26.2%	$115,229	0.0%	$7.96	18
2025-Q1	Decreased	11,828	-58.3%	$70,264	0.0%	$6.53	0
2024-Q4	Increased	28,351	+75.1%	$377,353	0.0%	$13.28	24
2024-Q3	Increased	16,189	+65.5%	$131,616	0.0%	$8.07	22
2024-Q2	New	9,785	-	$83,186	0.0%	$8.50	33

ATRA9 quarters

ATRA
9 quarters