A detailed history of Gilder Gagnon Howe & CO LLC transactions in Acm Research, Inc. stock. As of the latest transaction made, Gilder Gagnon Howe & CO LLC holds 26,260 shares of ACMR stock, worth $683,810. This represents 0.0% of its overall portfolio holdings.

Number of Shares
26,260
Previous 26,275 0.06%
Holding current value
$683,810
Previous $533,000 25.7%
% of portfolio
0.0%
Previous 0.01%

Shares

7 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q4 2024

Feb 14, 2025

SELL
$14.1 - $23.6 $211 - $354
-15 Reduced 0.06%
26,260 $396,000
Q3 2024

Nov 14, 2024

SELL
$15.01 - $25.52 $3,827 - $6,507
-255 Reduced 0.96%
26,275 $533,000
Q2 2024

Aug 14, 2024

SELL
$20.6 - $32.04 $3,934 - $6,119
-191 Reduced 0.71%
26,530 $611,000
Q1 2024

May 15, 2024

BUY
$15.84 - $33.91 $423,260 - $906,109
26,721 New
26,721 $778,000
Q2 2018

Jul 31, 2018

SELL
$3.36 - $4.69 $189,336 - $264,281
-56,350 Closed
0 $0
Q1 2018

Apr 30, 2018

SELL
$1.58 - $4.98 $65,859 - $207,581
-41,683 Reduced 42.52%
56,350 $693,000
Q4 2017

Jan 31, 2018

BUY
$1.61 - $2.47 $157,833 - $242,141
98,033
98,033 $515,000

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 $1.41B
  • 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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