Question 1

Does Russell Investments Group own ACMR stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Russell Investments Group holds 221,775 shares of ACMR (Acm Research), worth $28.1M.

Question 2

How many shares of ACMR does Russell Investments Group own?

Accepted Answer

As of its Q2 2026 13F, Russell Investments Group holds 221,775 shares of ACMR (Acm Research).

Question 3

What is Russell Investments Group's ACMR position worth?

Accepted Answer

As of its Q2 2026 13F, Russell Investments Group's ACMR position is worth $28.1M.

Question 4

Is Russell Investments Group buying or selling ACMR?

Accepted Answer

In Q2 2026, Russell Investments Group increased its ACMR position by 60,842 shares (+37.8%).

Question 5

When did Russell Investments Group first buy ACMR?

Accepted Answer

Russell Investments Group first reported ACMR in its Q3 2019 13F and has listed it in 25 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	221,775	+37.8%	$28.1M	0.0%	$126.89	38
2026-Q1	Decreased	160,933	-2.0%	$6.3M	0.0%	$39.35	0
2025-Q4	Increased	164,308	+47.9%	$6.5M	0.0%	$39.45	37
2025-Q3	Decreased	111,101	-7.5%	$4.3M	0.0%	$39.13	0
2025-Q2	Decreased	120,122	-15.6%	$3.1M	0.0%	$25.90	0
2025-Q1	Increased	142,244	+388.3%	$3.3M	0.0%	$23.34	43
2024-Q4	Decreased	29,133	-88.3%	$439,908	0.0%	$15.10	0
2024-Q3	Decreased	249,999	-17.3%	$5.1M	0.0%	$20.30	0