Russell Investments Group’s ACM Research ACMR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$6.33M Sell
160,933
-3,375
-2% -$179K 0.01% 1212
2025
Q4
$6.48M Buy
164,308
+53,207
+48% +$1.98M 0.01% 1157
2025
Q3
$4.35M Sell
111,101
-9,021
-8% -$268K ﹤0.01% 1396
2025
Q2
$3.11M Sell
120,122
-22,122
-16% -$497K ﹤0.01% 1490
2025
Q1
$3.32M Buy
142,244
+113,111
+388% +$2.58M ﹤0.01% 1415
2024
Q4
$440K Sell
29,133
-220,866
-88% -$3.99M ﹤0.01% 2312
2024
Q3
$5.07M Sell
249,999
-52,309
-17% -$1M 0.01% 1178
2024
Q2
$6.97M Buy
302,308
+1,673
+0.6% +$42.3K 0.01% 986
2024
Q1
$8.76M Buy
300,635
+12,593
+4% +$288K 0.01% 888
2023
Q4
$5.63M Buy
288,042
+83,485
+41% +$1.46M 0.01% 1073
2023
Q3
$3.7M Buy
204,557
+189,861
+1,292% +$2.82M 0.01% 1228
2023
Q2
$192K Sell
14,696
-68,800
-82% -$725K ﹤0.01% 2482
2023
Q1
$977K Buy
+83,496
New +$966K ﹤0.01% 1975
2022
Q2
Sell
-82,605
Closed -$1.71M 2873
2022
Q1
$1.71M Sell
82,605
-1,407
-2% -$35.4K ﹤0.01% 1711
2021
Q4
$2.39M Sell
84,012
-1,023
-1% -$32.3K ﹤0.01% 1704
2021
Q3
$3.12M Buy
85,035
+44,898
+112% +$1.37M 0.01% 1542
2021
Q2
$1.37M Sell
40,137
-196,203
-83% -$5.39M ﹤0.01% 2161
2021
Q1
$6.36M Buy
236,340
+143,910
+156% +$4.76M 0.01% 1214
2020
Q4
$2.5M Buy
92,430
+31,503
+52% +$806K 0.01% 1633
2020
Q3
$1.4M Sell
60,927
-35,007
-36% -$994K ﹤0.01% 1903
2020
Q2
$1.99M Sell
95,934
-77,487
-45% -$1.27M ﹤0.01% 1646
2020
Q1
$1.71M Buy
173,421
+9,174
+6% +$98.9K ﹤0.01% 1546
2019
Q4
$1.01M Buy
164,247
+149,547
+1,017% +$736K ﹤0.01% 2094
2019
Q3
$68K Buy
+14,700
New +$77.2K ﹤0.01% 2898
2018
Q4
Sell
-222,204
Closed -$819K 2903
2018
Q3
$819K Sell
222,204
-36,903
-14% -$157K ﹤0.01% 2194
2018
Q2
$931K Buy
+259,107
New +$1.03M ﹤0.01% 2151

Other funds holding ACMR

Russell Investments Group's ACMR Position: Q1 2026 in Review

Russell Investments Group reduced its ACM Research (ACMR) stake by 2.1% in Q1 2026, selling an estimated $179K and leaving 160,933 shares worth $6.33M. The position accounts for 0.01% of the portfolio, ranked #1212.

Russell Investments Group first reported a position in ACMR in Q2 2018 and has held it in 26 quarters since. The position peaked at $8.76M in Q1 2024. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.

  • Russell Investments Group held 160,933 shares of ACM Research worth $6.33M as of Q1 2026.
  • Russell Investments Group sold 3,375 ACM Research shares in Q1 2026, an estimated $179K.
  • ACM Research made up 0.01% of Russell Investments Group's portfolio in Q1 2026, its #1212 holding.
  • Russell Investments Group first reported a position in ACM Research in Q2 2018 and has held it in 26 quarters since.
  • Russell Investments Group's ACM Research position peaked at $8.76M in Q1 2024.
  • 300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.

Based on Russell Investments Group's 13F filing for Q1 2026, filed 8 May 2026.