Latest Institutional Purchases of Acm Research, Inc. (ACMR)
This list provides information on the latest institutional transactions involving Acm Research, Inc. (ACMR) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jan 09, 2026
Q4 2025
|
Sg Americas Securities, LLC
|
BUY
|
- |
207K+ 913.74% |
$6.29M - $9.06M
|
229K
$7.28M
|
|
|
Jan 16, 2026
Q4 2025
|
Louisiana State Employees Retirement System
|
BUY
|
- |
24.4KNew |
$742K - $1.07M
|
24.4K
$774K
|
|
|
Jan 09, 2026
Q4 2025
|
Congress Asset Management CO
|
BUY
|
- |
7.53K+ 2.67% |
$229K - $329K
|
289K
$9.18M
|
|
|
Jan 16, 2026
Q4 2025
|
Kendall Capital Management
|
BUY
|
- |
7.45K+ 9.7% |
$227K - $326K
|
84.2K
$2.67M
|
|
|
Jan 12, 2026
Q4 2025
|
Contravisory Investment Management, Inc.
|
BUY
|
- |
5.1KNew |
$155K - $223K
|
5.1K
$162K
|
|
|
Jan 15, 2026
Q4 2025
|
Empirical Financial Services, LLC D.B.A. Empirical Wealth Management
|
BUY
|
- |
4.88K+ 22.95% |
$148K - $213K
|
26.1K
$829K
|
|
|
Jan 08, 2026
Q4 2025
|
Wealth Enhancement Advisory Services, LLC
|
BUY
|
- |
1.07K+ 6.17% |
$32.5K - $46.7K
|
18.4K
$582K
|
|
|
Jan 02, 2026
Q4 2025
|
Gamma Investing LLC
Foster City, CA |
BUY
|
- |
299+ 38.78% |
$9.1K - $13.1K
|
1.07K
$34K
|
|
|
Jan 15, 2026
Q4 2025
|
Nisa Investment Advisors, LLC
|
BUY
|
- |
40+ 2.09% |
$1.22K - $1.75K
|
1.95K
$61.9K
|
|
|
Jan 07, 2026
Q4 2025
|
Massmutual Trust CO Fsb
|
BUY
|
- |
40+ 222.22% |
$1.22K - $1.75K
|
58
$1.84K
|
|
|
Jan 14, 2026
Q4 2025
|
Spire Wealth Management
|
BUY
|
- |
18+ 0.11% |
$548 - $788
|
16.6K
$527K
|
|
|
Jan 08, 2026
Q4 2025
|
North Crest Asset Manangement, LLC
|
BUY
|
- |
10+ 0.03% |
$304 - $438
|
33.6K
$1.07M
|
|
|
Jan 14, 2026
Q4 2025
|
Pallas Capital Advisors LLC
Braintree, MA |
BUY
|
- |
8+ 0.08% |
$243 - $350
|
9.6K
$305K
|
|
|
Jan 12, 2026
Q4 2025
|
Abound Wealth Management
Franklin, TN |
BUY
|
- |
4New |
$122 - $175
|
4
$127
|
|
| Q3 2025 | |||||||
|
Nov 06, 2025
Q3 2025
|
Lsv Asset Management
Chicago, IL |
BUY
|
- |
2.06M+ 462.89% |
$49.3M - $80.6M
|
2.5M
$79.5M
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
736K+ 58.62% |
$17.6M - $28.8M
|
1.99M
$63.2M
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
550K+ 12.8% |
$13.2M - $21.5M
|
4.85M
$154M
|
|
|
Nov 14, 2025
Q3 2025
|
Cederberg Capital LTD
London, X0 |
BUY
|
- |
497KNew |
$11.9M - $19.4M
|
497K
$15.8M
|
|
|
Nov 12, 2025
Q3 2025
|
Triata Capital LTD
Hong Kong, K3 |
BUY
|
- |
413K+ 25.97% |
$9.88M - $16.2M
|
2M
$63.6M
|
|
|
Nov 13, 2025
Q3 2025
|
Portolan Capital Management, LLC
Boston, MA |
BUY
|
- |
406KNew |
$9.71M - $15.9M
|
406K
$12.9M
|
|
|
Nov 13, 2025
Q3 2025
|
My.Alpha Management Hk Advisors LTD
Hong Kong, K3 |
BUY
|
- |
360KNew |
$8.62M - $14.1M
|
360K
$11.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
325K+ 58.93% |
$7.78M - $12.7M
|
877K
$27.8M
|
|
|
Nov 14, 2025
Q3 2025
|
Southeastern Asset Management Inc
Memphis, TN |
BUY
|
- |
300K+ 25.3% |
$7.17M - $11.7M
|
1.49M
$47.1M
|
|
|
Nov 04, 2025
Q3 2025
|
Principal Financial Group Inc
Des Moines, IA |
BUY
|
- |
269K+ 396.32% |
$6.44M - $10.5M
|
337K
$10.7M
|
|
|
Nov 13, 2025
Q3 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
BUY
|
- |
263K+ 710.61% |
$6.29M - $10.3M
|
300K
$9.52M
|
|
|
Nov 06, 2025
Q3 2025
|
Public Sector Pension Investment Board
Montreal, A8 |
BUY
|
- |
205KNew |
$4.91M - $8.03M
|
205K
$6.51M
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
- |
201K+ 51.92% |
$4.81M - $7.87M
|
589K
$18.7M
|
|
|
Nov 14, 2025
Q3 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
194KNew |
$4.65M - $7.6M
|
194K
$6.17M
|
|
|
Nov 14, 2025
Q3 2025
|
Seldon Capital LP
San Francisco, CA |
BUY
|
- |
193KNew |
$4.62M - $7.56M
|
193K
$6.13M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
191K+ 93.59% |
$4.57M - $7.47M
|
395K
$12.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Nomura Holdings Inc
Tokyo, M0 |
BUY
|
- |
144KNew |
$3.46M - $5.65M
|
144K
$4.58M
|
|
|
Nov 14, 2025
Q3 2025
|
Walleye Trading LLC
Plymouth, MN |
BUY
|
- |
121K+ 9282.31% |
$2.9M - $4.74M
|
123K
$3.89M
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
118K+ 59.36% |
$2.82M - $4.61M
|
317K
$10M
|
|
|
Nov 14, 2025
Q3 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
- |
114KNew |
$2.72M - $4.44M
|
114K
$3.6M
|
|
|
Nov 12, 2025
Q3 2025
|
Group One Trading, L.P.
Chicago, IL |
BUY
|
- |
107K+ 377.46% |
$2.57M - $4.2M
|
136K
$4.31M
|
|
|
Nov 14, 2025
Q3 2025
|
Nomura Holdings Inc
Tokyo, M0 |
BUY
|
CALL |
100KNew |
$2.39M - $3.91M
|
100K
$3.17M
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
95.6K+ 29.1% |
$2.29M - $3.74M
|
424K
$13.5M
|
|
|
Nov 14, 2025
Q3 2025
|
Caption Management, LLC
Oklahoma City, OK |
BUY
|
CALL |
95.1KNew |
$2.27M - $3.72M
|
95.1K
$3.02M
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
85.5K+ 6.9% |
$2.04M - $3.34M
|
1.32M
$42M
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
BUY
|
- |
80.2K+ 137.96% |
$1.92M - $3.14M
|
138K
$4.39M
|
|
|
Nov 14, 2025
Q3 2025
|
Wexford Capital LP
Greenwich, CT |
BUY
|
- |
79.5K+ 74.69% |
$1.9M - $3.11M
|
186K
$5.9M
|
|
|
Nov 14, 2025
Q3 2025
|
Toroso Investments, LLC
Massapequa, NY |
BUY
|
CALL |
75.9KNew |
$1.82M - $2.97M
|
75.9K
$2.41M
|
|
|
Nov 12, 2025
Q3 2025
|
Victory Capital Management Inc
|
BUY
|
- |
71.2K+ 461.49% |
$1.7M - $2.79M
|
86.7K
$2.75M
|
|
|
Nov 14, 2025
Q3 2025
|
Discovery Capital Management, LLC
South Norwalk, CT |
BUY
|
- |
66.6KNew |
$1.59M - $2.61M
|
66.6K
$2.11M
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
BUY
|
- |
66.3K+ 81.42% |
$1.59M - $2.6M
|
148K
$4.69M
|
|
|
Nov 13, 2025
Q3 2025
|
Peak6 LLC
Chicago, IL |
BUY
|
PUT |
61.7K+ 40.33% |
$1.48M - $2.41M
|
215K
$6.81M
|
|
|
Nov 12, 2025
Q3 2025
|
R Pg Family Wealth Advisory, LLC
Burlington, MA |
BUY
|
- |
61.2K+ 64.19% |
$1.47M - $2.4M
|
157K
$4.97M
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
52.7KNew |
$1.26M - $2.06M
|
52.7K
$1.67M
|
|
|
Nov 03, 2025
Q3 2025
|
Hussman Strategic Advisors, Inc.
Ellicott City, MD |
BUY
|
- |
52.5KNew |
$1.26M - $2.05M
|
52.5K
$1.67M
|
|
|
Oct 28, 2025
Q3 2025
|
Campbell & CO Investment Adviser LLC
Baltimore, MD |
BUY
|
- |
51.8KNew |
$1.24M - $2.03M
|
51.8K
$1.64M
|
|