Tower Research Capital (TRC)’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 | $147K | Buy |
3,725
+827
| +29% | +$43.9K | ﹤0.01% | 1866 |
|
|
2025
Q4 | $114K | Buy |
2,898
+582
| +25% | +$21.7K | ﹤0.01% | 1856 |
|
|
2025
Q3 | $90.6K | Sell |
2,316
-3,760
| -62% | -$112K | ﹤0.01% | 2075 |
|
|
2025
Q2 | $157K | Buy |
6,076
+416
| +7% | +$9.36K | ﹤0.01% | 2007 |
|
|
2025
Q1 | $132K | Buy |
5,660
+3,642
| +180% | +$83.2K | ﹤0.01% | 1615 |
|
|
2024
Q4 | $30.5K | Buy |
2,018
+1,685
| +506% | +$30.4K | ﹤0.01% | 2893 |
|
|
2024
Q3 | $6.76K | Sell |
333
-7,831
| -96% | -$150K | ﹤0.01% | 4108 |
|
|
2024
Q2 | $188K | Buy |
8,164
+7,463
| +1,065% | +$189K | ﹤0.01% | 2123 |
|
|
2024
Q1 | $20.4K | Sell |
701
-11,157
| -94% | -$255K | ﹤0.01% | 2983 |
|
|
2023
Q4 | $232K | Buy |
11,858
+10,552
| +808% | +$185K | ﹤0.01% | 1975 |
|
|
2023
Q3 | $23.6K | Sell |
1,306
-2,662
| -67% | -$39.6K | ﹤0.01% | 3223 |
|
|
2023
Q2 | $51.9K | Buy |
3,968
+2,670
| +206% | +$28.1K | ﹤0.01% | 2553 |
|
|
2023
Q1 | $15K | Sell |
1,298
-8,295
| -86% | -$95.9K | ﹤0.01% | 3757 |
|
|
2022
Q4 | $74K | Sell |
9,593
-11,791
| -55% | -$99.9K | ﹤0.01% | 2055 |
|
|
2022
Q3 | $267K | Buy |
21,384
+19,592
| +1,093% | +$319K | ﹤0.01% | 1651 |
|
|
2022
Q2 | $30K | Buy |
+1,792
| New | +$27.6K | ﹤0.01% | 3363 |
|
|
2022
Q1 | – | Sell |
-915
| Closed | -$26K | – | 6043 |
|
|
2021
Q4 | $26K | Buy |
915
+612
| +202% | +$19.3K | ﹤0.01% | 3373 |
|
|
2021
Q3 | $11K | Buy |
303
+228
| +304% | +$6.97K | ﹤0.01% | 4200 |
|
|
2021
Q2 | $3K | Sell |
75
-8,754
| -99% | -$240K | ﹤0.01% | 4896 |
|
|
2021
Q1 | $238K | Buy |
8,829
+6,732
| +321% | +$223K | ﹤0.01% | 1865 |
|
|
2020
Q4 | $57K | Buy |
2,097
+1,884
| +885% | +$48.2K | ﹤0.01% | 2965 |
|
|
2020
Q3 | $5K | Sell |
213
-3,555
| -94% | -$101K | ﹤0.01% | 4335 |
|
|
2020
Q2 | $78K | Buy |
3,768
+3,468
| +1,156% | +$56.9K | ﹤0.01% | 2670 |
|
|
2020
Q1 | $3K | Buy |
+300
| New | +$3.23K | ﹤0.01% | 2437 |
|
|
2019
Q4 | – | Sell |
-11,760
| Closed | -$54K | – | 3440 |
|
|
2019
Q3 | $54K | Buy |
11,760
+10,236
| +672% | +$53.8K | ﹤0.01% | 1738 |
|
|
2019
Q2 | $8K | Buy |
+1,524
| New | +$8.83K | ﹤0.01% | 2666 |
|
|
2019
Q1 | – | Sell |
-3,786
| Closed | -$14K | – | 3727 |
|
|
2018
Q4 | $14K | Buy |
3,786
+2,163
| +133% | +$7.6K | ﹤0.01% | 2188 |
|
|
2018
Q3 | $6K | Buy |
1,623
+1,101
| +211% | +$4.68K | ﹤0.01% | 3009 |
|
|
2018
Q2 | $2K | Buy |
+522
| New | +$2.08K | ﹤0.01% | 3299 |
|
|
2018
Q1 | – | Sell |
-852
| Closed | -$1K | – | 3181 |
|
|
2017
Q4 | $1K | Buy |
+852
| New | +$1.69K | ﹤0.01% | 3313 |
|
Other funds holding ACMR
VCM
VPM
VARA
PCP
Tower Research Capital (TRC)'s ACMR Position: Q1 2026 in Review
Tower Research Capital (TRC) increased its ACM Research (ACMR) stake by 29% in Q1 2026, buying an estimated $43.9K and bringing the position to 3,725 shares worth $147K. The position accounts for ﹤0.01% of the portfolio, ranked #1866.
Tower Research Capital (TRC) first reported a position in ACMR in Q4 2017 and has held it in 30 quarters since. The position peaked at $267K in Q3 2022. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.
- Tower Research Capital (TRC) held 3,725 shares of ACM Research worth $147K as of Q1 2026.
- Tower Research Capital (TRC) bought 827 ACM Research shares in Q1 2026, an estimated $43.9K.
- ACM Research made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #1866 holding.
- Tower Research Capital (TRC) first reported a position in ACM Research in Q4 2017 and has held it in 30 quarters since.
- Tower Research Capital (TRC)'s ACM Research position peaked at $267K in Q3 2022.
- 300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.
Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.