A detailed history of Yiheng Capital Management, L.P. transactions in Acm Research, Inc. stock. As of the latest transaction made, Yiheng Capital Management, L.P. holds 666,304 shares of ACMR stock, worth $10.4 Million. This represents 0.7% of its overall portfolio holdings.

Number of Shares
666,304
Previous 446,104 49.36%
Holding current value
$10.4 Million
Previous $10.3 Million 31.48%
% of portfolio
0.7%
Previous 0.83%

Shares

11 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 12, 2024

BUY
$15.01 - $25.52 $3.31 Million - $5.62 Million
220,200 Added 49.36%
666,304 $13.5 Million
Q2 2024

Aug 14, 2024

SELL
$20.6 - $32.04 $724,852 - $1.13 Million
-35,187 Reduced 7.31%
446,104 $10.3 Million
Q1 2024

May 15, 2024

SELL
$15.84 - $33.91 $497,518 - $1.07 Million
-31,409 Reduced 6.13%
481,291 $14 Million
Q2 2023

Aug 14, 2023

BUY
$8.88 - $13.38 $1.87 Million - $2.82 Million
210,400 Added 69.6%
512,700 $6.71 Million
Q3 2022

Nov 14, 2022

SELL
$11.74 - $19.62 $58.3 Million - $97.4 Million
-4,964,500 Reduced 94.26%
302,300 $3.77 Million
Q2 2022

Aug 15, 2022

BUY
$11.63 - $22.07 $11.2 Million - $21.3 Million
964,800 Added 22.43%
5,266,800 $88.6 Million
Q1 2022

May 16, 2022

BUY
$15.36 - $29.83 $44.3 Million - $86.1 Million
2,886,900 Added 204.01%
4,302,000 $89 Million
Q4 2021

Feb 14, 2022

BUY
$23.45 - $39.23 $13.4 Million - $22.4 Million
570,900 Added 67.63%
1,415,100 $121 Million
Q2 2021

Sep 21, 2021

BUY
$21.41 - $35.58 $18.1 Million - $30 Million
844,200 New
844,200 $86.3 Million
Q1 2021

May 17, 2021

SELL
$26.1 - $46.66 $1.08 Million - $1.94 Million
-41,478 Closed
0 $0
Q1 2020

May 15, 2020

BUY
$5.75 - $16.18 $238,498 - $671,114
41,478 New
41,478 $1.23 Million

Others Institutions Holding ACMR

About ACM Research, Inc.


  • Ticker ACMR
  • Exchange NASDAQ
  • Sector Technology
  • Industry Semiconductor Equipment & Materials
  • Shares Outstandng 54,181,200
  • Market Cap $848M
  • Description
  • ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells single-wafer wet cleaning equipment for enhancing the manufacturing process and yield for integrated chips worldwide. It offers space alternated phase shift technology for flat and patterned wafer surfaces, which employs alternating phases of megasonic waves to...
More about ACMR
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