Northern Trust’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 | $22.1M | Buy |
562,535
+18,476
| +3% | +$981K | ﹤0.01% | 1611 |
|
|
2025
Q4 | $21.5M | Sell |
544,059
-43,049
| -7% | -$1.6M | ﹤0.01% | 1603 |
|
|
2025
Q3 | $23M | Buy |
587,108
+24,081
| +4% | +$715K | ﹤0.01% | 1593 |
|
|
2025
Q2 | $14.6M | Buy |
563,027
+50,701
| +10% | +$1.14M | ﹤0.01% | 1845 |
|
|
2025
Q1 | $12M | Sell |
512,326
-21,917
| -4% | -$501K | ﹤0.01% | 1936 |
|
|
2024
Q4 | $8.07M | Buy |
534,243
+47,953
| +10% | +$867K | ﹤0.01% | 2244 |
|
|
2024
Q3 | $9.87M | Buy |
486,290
+31,004
| +7% | +$594K | ﹤0.01% | 2073 |
|
|
2024
Q2 | $10.5M | Sell |
455,286
-7,486
| -2% | -$189K | ﹤0.01% | 1968 |
|
|
2024
Q1 | $13.5M | Sell |
462,772
-4,774
| -1% | -$109K | ﹤0.01% | 1862 |
|
|
2023
Q4 | $9.14M | Sell |
467,546
-9,335
| -2% | -$163K | ﹤0.01% | 2133 |
|
|
2023
Q3 | $8.63M | Buy |
476,881
+9,607
| +2% | +$143K | ﹤0.01% | 2108 |
|
|
2023
Q2 | $6.11M | Buy |
467,274
+20,192
| +5% | +$213K | ﹤0.01% | 2402 |
|
|
2023
Q1 | $5.23M | Buy |
447,082
+2,793
| +0.6% | +$32.3K | ﹤0.01% | 2444 |
|
|
2022
Q4 | $3.43M | Sell |
444,289
-2,315
| -0.5% | -$19.6K | ﹤0.01% | 2698 |
|
|
2022
Q3 | $5.57M | Sell |
446,604
-2,900
| -0.6% | -$47.2K | ﹤0.01% | 2412 |
|
|
2022
Q2 | $7.57M | Buy |
449,504
+320,774
| +249% | +$4.94M | ﹤0.01% | 2242 |
|
|
2022
Q1 | $2.66M | Sell |
128,730
-399
| -0.3% | -$10K | ﹤0.01% | 2949 |
|
|
2021
Q4 | $3.67M | Buy |
129,129
+5,004
| +4% | +$158K | ﹤0.01% | 2891 |
|
|
2021
Q3 | $4.55M | Buy |
124,125
+9,282
| +8% | +$284K | ﹤0.01% | 2784 |
|
|
2021
Q2 | $3.91M | Sell |
114,843
-12,753
| -10% | -$350K | ﹤0.01% | 2988 |
|
|
2021
Q1 | $3.44M | Buy |
127,596
+10,614
| +9% | +$351K | ﹤0.01% | 2972 |
|
|
2020
Q4 | $3.17M | Sell |
116,982
-4,974
| -4% | -$127K | ﹤0.01% | 2942 |
|
|
2020
Q3 | $2.81M | Sell |
121,956
-84
| -0.1% | -$2.39K | ﹤0.01% | 2880 |
|
|
2020
Q2 | $2.54M | Buy |
122,040
+60,186
| +97% | +$988K | ﹤0.01% | 2909 |
|
|
2020
Q1 | $610K | Buy |
61,854
+11,115
| +22% | +$120K | ﹤0.01% | 3397 |
|
|
2019
Q4 | $312K | Buy |
50,739
+1,650
| +3% | +$8.12K | ﹤0.01% | 3665 |
|
|
2019
Q3 | $227K | Sell |
49,089
-200,313
| -80% | -$1.05M | ﹤0.01% | 3728 |
|
|
2019
Q2 | $1.3M | Sell |
249,402
-14,328
| -5% | -$83K | ﹤0.01% | 3265 |
|
|
2019
Q1 | $1.36M | Buy |
263,730
+1,725
| +0.7% | +$6.57K | ﹤0.01% | 3258 |
|
|
2018
Q4 | $951K | Hold |
262,005
| – | – | ﹤0.01% | 3380 |
|
|
2018
Q3 | $967K | Buy |
262,005
+17,742
| +7% | +$75.4K | ﹤0.01% | 3477 |
|
|
2018
Q2 | $877K | Buy |
+244,263
| New | +$975K | ﹤0.01% | 3480 |
|
Other funds holding ACMR
VCM
VPM
VARA
PCP
Northern Trust's ACMR Position: Q1 2026 in Review
Northern Trust increased its ACM Research (ACMR) stake by 3.4% in Q1 2026, buying an estimated $981K and bringing the position to 562,535 shares worth $22.1M. The position accounts for ﹤0.01% of the portfolio, ranked #1611.
Northern Trust first reported a position in ACMR in Q2 2018 and has held it in 32 quarters since. The position peaked at $23M in Q3 2025. 300 funds tracked by Wall St. Rank hold ACMR as of Q1 2026.
- Northern Trust held 562,535 shares of ACM Research worth $22.1M as of Q1 2026.
- Northern Trust bought 18,476 ACM Research shares in Q1 2026, an estimated $981K.
- ACM Research made up ﹤0.01% of Northern Trust's portfolio in Q1 2026, its #1611 holding.
- Northern Trust first reported a position in ACM Research in Q2 2018 and has held it in 32 quarters since.
- Northern Trust's ACM Research position peaked at $23M in Q3 2025.
- 300 funds tracked by Wall St. Rank held ACM Research as of Q1 2026.
Based on Northern Trust's 13F filing for Q1 2026, filed 14 May 2026.