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RENAISSANCE TECHNOLOGIES LLC

Position in ACMR — ACM Research, Inc.

CIK 1037389 NEW YORK, NY

Position in ACMR

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$29,159,322
+$24,335,012 QoQ
Shares Held
229,800
+87.4% QoQ
Ownership
0.330%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#43
of 374 holders
Holding Since
Dec 2021
9 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ACMR Over Time

Shares Held

Position Value (USD)

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

RENAISSANCE TECHNOLOGIES LLC holds $629,021,128 across 19 Semiconductor Equipment & Materials names. ACMR ranks #6 (4.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 ACMR
ACM Research, Inc.
This page
229,800 $29,159,322

All Filings in ACMR

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $29,159,322 229,800
2026-03-31 $4,824,310 122,600
2025-12-31 $4,909,118 124,439
2025-09-30 $11,736,065 299,925
2025-06-30 $958,300 37,000
2024-03-31 $4,248,612 145,800
2022-12-31 $860,436 111,600
2022-03-31 $1,982,102 95,800
2021-12-31 $7,188,252 84,300