T. Rowe Price Associates
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T. Rowe Price Associates’s ACM Research ACMR Stock Holding History

T. Rowe Price Associates’s Portfolio ACMR Stock Details ACMR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$75.1M Buy
591,573
+374,618
+173% +$26.5M 0.01% 765
2026
Q1 		$8.54M Buy
216,955
+169,606
+358% +$9M ﹤0.01% 1249
2025
Q4 		$1.87M Buy
47,349
+1,981
+4% +$73.8K ﹤0.01% 1785
2025
Q3 		$1.78M Buy
45,368
+3,277
+8% +$97.3K ﹤0.01% 1785
2025
Q2 		$1.09M Buy
42,091
+3,343
+9% +$75.2K ﹤0.01% 1953
2025
Q1 		$905K Buy
38,748
+2,481
+7% +$56.7K ﹤0.01% 2010
2024
Q4 		$548K Buy
36,267
+3,031
+9% +$54.8K ﹤0.01% 2254
2024
Q3 		$675K Buy
33,236
+489
+1% +$9.37K ﹤0.01% 2128
2024
Q2 		$756K Buy
32,747
+4,394
+15% +$111K ﹤0.01% 2008
2024
Q1 		$827K Sell
28,353
-1,049
-4% -$24K ﹤0.01% 1992
2023
Q4 		$575K Buy
29,402
+1,387
+5% +$24.3K ﹤0.01% 2116
2023
Q3 		$508K Sell
28,015
-417
-1% -$6.2K ﹤0.01% 2099
2023
Q2 		$372K Buy
28,432
+644
+2% +$6.78K ﹤0.01% 2275
2023
Q1 		$326K Sell
27,788
-1,312
-5% -$15.2K ﹤0.01% 2304
2022
Q4 		$224K Buy
29,100
+3,982
+16% +$33.7K ﹤0.01% 2488
2022
Q3 		$313K Buy
25,118
+2,842
+13% +$46.2K ﹤0.01% 2357
2022
Q2 		$375K Buy
22,276
+6,976
+46% +$107K ﹤0.01% 2341
2022
Q1 		$317K Buy
15,300
+5,700
+59% +$143K ﹤0.01% 2531
2021
Q4 		$273K Hold
9,600
– – ﹤0.01% 2632
2021
Q3 		$352K Hold
9,600
– – ﹤0.01% 2521
2021
Q2 		$327K Hold
9,600
– – ﹤0.01% 2561
2021
Q1 		$259K Sell
9,600
-5,400
-36% -$179K ﹤0.01% 2609
2020
Q4 		$406K Hold
15,000
– – ﹤0.01% 2326
2020
Q3 		$346K Buy
+15,000
New +$426K ﹤0.01% 2235

Other funds holding ACMR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
WA
WFM Asia Road Town, Tortola, British Virgin Islands $663M AUM 15.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

T. Rowe Price Associates's ACMR Position: Q2 2026 in Review

T. Rowe Price Associates increased its ACM Research (ACMR) stake by 173% in Q2 2026, buying an estimated $26.5M and bringing the position to 591,573 shares worth $75.1M. The position accounts for 0.01% of the portfolio, ranked #765.

T. Rowe Price Associates first reported a position in ACMR in Q3 2020 and has held it in 24 quarters since. 376 funds tracked by Wall St. Rank hold ACMR as of Q2 2026.

  • T. Rowe Price Associates held 591,573 shares of ACM Research worth $75.1M as of Q2 2026.
  • T. Rowe Price Associates bought 374,618 ACM Research shares in Q2 2026, an estimated $26.5M.
  • ACM Research made up 0.01% of T. Rowe Price Associates's portfolio in Q2 2026, its #765 holding.
  • T. Rowe Price Associates first reported a position in ACM Research in Q3 2020 and has held it in 24 quarters since.
  • 376 funds tracked by Wall St. Rank held ACM Research as of Q2 2026.

Based on T. Rowe Price Associates's 13F filing for Q2 2026, filed 14 Aug 2026.