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MILLENNIUM MANAGEMENT LLC

Position in ACMR — ACM Research, Inc.

CIK 1273087 NEW YORK, NY

Position in ACMR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$17,828,171
+$15,248,385 QoQ
Shares Held
140,501
+114.3% QoQ
Ownership
0.202%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#61
of 376 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ACMR Over Time

Shares Held

Position Value (USD)

Derivatives in ACMR

reported options exposure · as of Jun 30, 2026
CallValue
$3,844,767
CallShares
30,300
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Semiconductor Equipment & Materials

Technology · as of Jun 30, 2026

MILLENNIUM MANAGEMENT LLC holds $1,482,024,171 across 26 Semiconductor Equipment & Materials names. ACMR ranks #16 (1.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ACMR

Export CSV
28 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,844,767 30,300
2026-06-30 $17,828,171 140,501
2026-03-31 $2,579,786 65,560
2025-12-31 $927,075 23,500
2025-09-30 $8,230,525 210,338
2025-06-30 $214,970 8,300
2025-06-30 $13,425,239 518,349
2025-03-31 $940,065 40,277
2025-03-31 $583,500 25,000
2024-12-31 $392,343 25,983
2024-09-30 $10,093,058 497,195
2024-06-30 $21,309,838 924,104
2024-03-31 $7,015,251 240,743
2023-12-31 $1,157,022 59,213
2023-09-30 $8,906,211 491,920
2023-06-30 $10,105,464 772,589
2023-03-31 $15,622,179 1,335,229
2022-12-31 $14,214,957 1,843,704
2022-09-30 $1,862,246 149,458
2022-03-31 $7,226,830 349,291
2021-12-31 $15,197,654 178,230
2021-09-30 $4,568,524 41,532
2021-06-30 $23,538,687 230,275
2021-03-31 $16,533,350 204,646
2020-12-31 $2,676,696 32,944
2020-09-30 $5,541,120 80,190
2020-06-30 $7,599,326 121,862
2020-03-31 $1,611,020 54,408