ACMR

Acm Research Inc-class A

Latest period2026 - Q1Total superinvestors305

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2025-Q4 and 2026-Q1. According to the most recent SEC 13F filing, 305 superinvestors own shares of Acm Research Inc-class A (ACMR), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Acm Research Inc-class A (ACMR), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with Acm Research Inc-class A (ACMR) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with Acm Research Inc-class A (ACMR) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Spencer Fleming@Blackrock, Inc.
Recent Activity
Increased 1.23%
0.01%
$314.204M
7.985M shares@ 39.35 avg price
Christine M. Buchanan@Vanguard Capital Management Llc
Recent Activity
New Position
0.01%
$89.102M
2.264M shares@ 39.36 avg price
Christine M. Buchanan@Vanguard Portfolio Management Llc
Recent Activity
New Position
0.01%
$86.721M
2.204M shares@ 39.36 avg price
ELIZABETH SCHAEFER@State Street Corp
Recent Activity
Increased 2.46%
0.01%
$78.941M
2.006M shares@ 39.36 avg price
David Joerger@Wcm Investment Management, Llc
Recent Activity
Increased 16878.78%
0.17%
$70.583M
1.861M shares@ 37.93 avg price
Ruth M Clark@Citigroup Inc
Recent Activity
Increased 3538.45%
0.03%
$62.641M
1.592M shares@ 39.35 avg price
Laura Doherty@Geode Capital Management, Llc
Recent Activity
Increased 2.11%
0.01%
$53.968M
1.371M shares@ 39.36 avg price
Claire Gordon@Morgan Stanley
Recent Activity
Decreased -14.33%
0.01%
$46.933M
1.193M shares@ 39.36 avg price
Kristin Mariani@Janus Henderson Group Plc
Recent Activity
Increased 0.25%
0.03%
$42.698M
1.086M shares@ 39.33 avg price
Alexis B. Campos@Value Aligned Research Advisors, Llc
Recent Activity
New Position
0.19%
$37.62M
956,027 shares@ 39.35 avg price

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