ACMR

ACM Research, Inc.

Nasdaq · Special Industry Machinery, NEC · Inc. CA · CIK 0001680062
$80.57 +5.61% $5.4B
Insider Selling Cluster (3 insiders)High Impact Filing (8/10)5 New Institutional Positions
Vol
Market Cap$5.4B
Cap SizeMid Cap
Analyst ConsensusStrong Buy (86%)
Inst. Holders9 funds
Inst. Value$327.3M
Inst. Activity5 buys / 2 sells
Insider Activity0B / 15S
Insider Net $-$8.4M
SEC Reports16
Exchange Nasdaq·Sector Special Industry Machinery, NEC·Inc. CA·CIK 0001680062·Prev Close $76.29

Recent Activity

Jun 6, 2026 SEC
Two insiders at ACM Research (C-suite level) executed routine option exercises and related same-day open-market sales to
CLUSTER — Impact 2/10
Jun 5, 2026 Insider
Cheav Sotheara sold 5,399 shares
See remarks @ $13.89 ($75.0K)
Jun 5, 2026 Insider
Cheav Sotheara sold 2,384 shares
See remarks @ $81.73 ($194.8K)
Jun 5, 2026 Insider
Cheav Sotheara sold 5,399 shares
See remarks @ $0.00 ($0.00)
Jun 2, 2026 short_volume
Short Volume: ACMR — 63.5% short (0.4M / 0.7M)
Short: 449,741 | Exempt: 15,166 | TRF Vol: 707,762 | Short Ratio: 63.5% | Off-exchange volume (dark
May 29, 2026 SEC
ACM Research's operating subsidiary, ACM Shanghai, approved a proposal to issue H shares (up to 7% of post-offering shar
8-K — Impact 5/10
May 22, 2026 SEC
ACM Research filed an 8-K to furnish the May 2026 Investor Relations Activity Record of its subsidiary ACM Shanghai (STA
8-K — Impact 3/10
Inst.
MORGAN STANLEY — ADD
1,392,306 shares ($54.9M)

Price Targets

$85.06 +4.6% upside Hold
Current $81.33 Low $70.00 Median $81.00 High $109.40 7 analysts
$70.00 $109.40

Analyst Ratings

Strong Buy86% buy · 14 analysts
3Strong Buy
9Buy
2Hold
0Sell
0Strong Sell
Recent Analyst Actions
DateFirmActionRating
May 5, 2026 Seaport Global INITIATE Buy

Earnings Estimates

PeriodEPS Est.RangeGrowth#
Current Q $0.34 ▼ -3.8% $0.30 — $0.36 -38% YoY 3
Next Q $0.47 ▼ -20.2% $0.31 — $0.57 31% YoY 3
Current FY $1.68 ▼ -6.2% $1.37 — $1.85 4% YoY 3
Next FY $2.25 ▼ -1.2% $1.90 — $2.70 34% YoY 3

Top Institutional Holders

FundValueMove
VANGUARD GROUP INC$196.1M
MORGAN STANLEY$54.9MADD
FMR LLC$31.7MDOUBLED
CHARLES SCHWAB INVESTMENT MANAGEMENT$18.9MNEW
BANK OF AMERICA CORP$11.9MADD

Recent Insider Trades

DateInsiderTypeValue
Jun 5, 2026Cheav SothearaM$75.0K
Jun 5, 2026Cheav SothearaSELL$194.8K
Jun 5, 2026Cheav SothearaM$0.00
Jun 4, 2026Wang DavidM$40.0K
Jun 4, 2026Wang DavidSELL$172.8K
9 institutional holders with $327.3M total value (8,297,036 shares) as of 2025-Q4. Top holders: VANGUARD, MORGAN, FMR. Net buying activity: 5 institutions added/increased vs 2 reduced.

Top Institutional Holders — 2025-Q4

#FundSharesValue% of TrackedLast Move
1VANGUARD GROUP INC4,972,103$196.1M59.9%
2MORGAN STANLEY1,392,306$54.9M16.8%ADD +58.8%
3FMR LLC803,666$31.7M9.7%DOUBLED +223.8%
4CHARLES SCHWAB INVESTMENT MANAGEMENT INC478,333$18.9M5.8%NEW
5BANK OF AMERICA CORP /DE/301,712$11.9M3.6%ADD +62.4%
6RENAISSANCE TECHNOLOGIES LLC124,439$4.9M1.5%TRIM -58.5%
7DODGE & COX112,392$4.4M1.4%ADD +51.5%
8WELLS FARGO & COMPANY/MN83,557$3.3M1.0%ADD +26.1%
9NORGES BANK28,528$1.1M0.3%NEW

Recent Position Changes

FundActionPrev SharesCurr SharesChange %ValueQuarter
MORGAN STANLEYADD876,9661,392,306+58.8%$54.9M2025-Q4
FMR LLCDOUBLED248,171803,666+223.8%$31.7M2025-Q4
BANK OF AMERICA CORP /DE/ADD185,834301,712+62.4%$11.9M2025-Q4
RENAISSANCE TECHNOLOGIES LLCTRIM299,925124,439-58.5%$4.9M2025-Q4
WELLS FARGO & COMPANY/MNADD66,24883,557+26.1%$3.3M2025-Q4
NORGES BANKNEW28,528$1.1M2025-Q4
TWO SIGMA INVESTMENTS, LPEXIT194,3380-100.0%$0.002025-Q4
MORGAN STANLEYADD551,780876,966+58.9%$34.3M2025-Q3
UBS Group AGADD513,410676,040+31.7%$26.5M2025-Q3
RENAISSANCE TECHNOLOGIES LLCDOUBLED37,000299,925+710.6%$11.7M2025-Q3
FMR LLCADD183,193248,171+35.5%$9.7M2025-Q3
TWO SIGMA INVESTMENTS, LPNEW194,338$7.6M2025-Q3
DODGE & COXADD81,092122,892+51.5%$4.8M2025-Q3
WELLS FARGO & COMPANY/MNTRIM197,24966,248-66.4%$2.6M2025-Q3
NORGES BANKEXIT28,5280-100.0%$0.002025-Q3
UBS Group AGDOUBLED231,316513,410+122.0%$13.3M2025-Q2
WELLS FARGO & COMPANY/MNADD108,007197,249+82.6%$5.1M2025-Q2
DODGE & COXADD63,09281,092+28.5%$2.1M2025-Q2
RENAISSANCE TECHNOLOGIES LLCNEW37,000$958.3K2025-Q2
NORGES BANKNEW28,528$738.9K2025-Q2
CITADEL ADVISORS LLCADD730,941957,141+30.9%$22.3M2025-Q1
UBS Group AGNEAR_EXIT1,131,565231,316-79.6%$5.4M2025-Q1
FMR LLCDOUBLED69,537180,119+159.0%$4.2M2025-Q1
WELLS FARGO & COMPANY/MNDOUBLED33,891108,007+218.7%$2.5M2025-Q1
NORGES BANKEXIT290,0000-100.0%$0.002025-Q1
7 unique insiders with 15 transactions. Net insider value: -$8.4M ($0.00 bought, $8.4M sold).

Insider Transactions

DateInsiderTitleTypeSharesPriceValue
Jun 5, 2026Cheav SothearaSee remarksM5,399$13.89$75.0K
Jun 5, 2026Cheav SothearaSee remarksSELL2,384$81.73$194.8K
Jun 5, 2026Cheav SothearaSee remarksM5,399$0.00$0.00
Jun 4, 2026Wang David HSee RemarksM40,002$1.00$40.0K
Jun 4, 2026Wang David HSee RemarksSELL2,060$83.86$172.8K
Jun 4, 2026Wang David HSee RemarksM40,002$0.00$0.00
Jun 4, 2026Cheav SothearaSee remarksM13,351$13.89$185.4K
Jun 4, 2026Cheav SothearaSee remarksSELL1,300$84.08$109.3K
Jun 4, 2026Cheav SothearaSee remarksM13,351$0.00$0.00
Jun 3, 2026Wang David HSee RemarksM60,000$1.00$60.0K
Jun 3, 2026Wang David HSee RemarksSELL4,300$87.57$376.6K
Jun 3, 2026Wang David HSee RemarksM60,000$0.00$0.00
May 19, 2026Dun HaipingDirectorM5,000$5.60$28.0K
May 19, 2026Dun HaipingDirectorSELL1,333$63.84$85.1K
May 19, 2026Dun HaipingDirectorM5,000$0.00$0.00
Apr 17, 2026Pappis Charles CDirectorSELL5,000$52.00$260.0K
Apr 17, 2026Pappis Charles CDirectorM5,000$29.18$145.9K
Apr 17, 2026Pappis Charles CDirectorM5,000$0.00$0.00
Mar 12, 2026McKechnie MarkSee RemarksM60,000$13.89$833.4K
Mar 12, 2026McKechnie MarkSee RemarksSELL11,910$44.89$534.6K
Mar 12, 2026McKechnie MarkSee RemarksM60,000$0.00$0.00
Mar 12, 2026Wang David HSee RemarksM50,000$1.00$50.0K
Mar 12, 2026Wang David HSee RemarksSELL10,561$44.92$474.4K
Mar 12, 2026Wang David HSee RemarksM50,000$0.00$0.00
Mar 11, 2026Wang David HSee RemarksM60,000$1.00$60.0K
Mar 11, 2026Wang David HSee RemarksSELL55,373$47.89$2.7M
Mar 11, 2026Wang David HSee RemarksM60,000$0.00$0.00
Mar 11, 2026Liu TracyDirectorSELL11,623$47.81$555.7K
Mar 11, 2026Liu TracyDirectorM15,000$0.00$0.00
Mar 11, 2026Liu TracyDirectorM15,000$1.00$15.0K
Mar 10, 2026Liu TracyDirectorM45,000$0.00$0.00
Mar 10, 2026Liu TracyDirectorM45,000$1.00$45.0K
Mar 10, 2026Liu TracyDirectorSELL32,216$47.06$1.5M
Mar 9, 2026Dun HaipingDirectorM5,000$0.00$0.00
Mar 9, 2026Dun HaipingDirectorSELL4,100$43.37$177.8K
Mar 9, 2026Dun HaipingDirectorM5,000$5.60$28.0K
Mar 6, 2026Feng LisaSee remarksM15,000$4.55$68.3K
Mar 6, 2026Feng LisaSee remarksM15,000$0.00$0.00
Mar 6, 2026Feng LisaSee remarksSELL14,800$46.07$681.8K
Mar 5, 2026Feng LisaSee remarksM15,000$0.00$0.00
Mar 5, 2026Pappis Charles CDirectorM5,000$0.00$0.00
Mar 5, 2026Pappis Charles CDirectorM5,000$29.18$145.9K
Mar 5, 2026Feng LisaSee remarksSELL8,050$49.81$401.0K
Mar 5, 2026Feng LisaSee remarksM15,000$4.55$68.3K
Mar 5, 2026Pappis Charles CDirectorSELL5,000$50.09$250.5K
Feb 4, 2026Wang David HSee RemarksA545,400$0.00$0.00
16 SEC filing reports analyzed. Sentiment: 3 bullish, 4 bearish, 4 mixed, 5 neutral. Avg impact: 5.1/10.
NEUTRAL CLUSTER 2/10
Two insiders at ACM Research (C-suite level) executed routine option exercises and related same-day
Jun 6, 2026
MIXED 8-K 5/10
ACM Research's operating subsidiary, ACM Shanghai, approved a proposal to issue H shares (up to 7% o
May 29, 2026
NEUTRAL 8-K 3/10
ACM Research filed an 8-K to furnish the May 2026 Investor Relations Activity Record of its subsidia
May 22, 2026
MIXED 8-K 5/10
ACM Research consummated a registered direct offering of 2,884,615 shares of Class A common stock at
May 15, 2026
BEARISH 424B5 6/10
ACM Research prices a registered direct offering of 2,884,615 shares at $52.00 per share, a 19.6% di
May 12, 2026
BEARISH 8-K 5/10
ACM Research entered into a Securities Purchase Agreement with institutional investors managed by Te
May 12, 2026
MIXED 8-K 5/10
ACM Research reported Q1 2026 revenue of $231.3M (+34% YoY) and GAAP diluted EPS of $0.24, beating c
May 7, 2026
BULLISH 8-K 8/10
ACM Research reported preliminary Q1 2026 revenue of $225–230 million, representing 31–33% year-over
Apr 27, 2026
BULLISH PRESS-RELEASE 7/10
ACM Research (ACMR) issued a preliminary update for Q1 2026, expecting revenue between $225M and $23
Apr 27, 2026
NEUTRAL 144 2/10
Charles Pappis, a director at ACM Research, filed a Form 144 to notify intent to sell 5,000 shares o
Apr 17, 2026
NEUTRAL 8-K 4/10
ACM Research (Shanghai), Inc., a subsidiary of ACMR, announced plans to issue H-shares and list on t
Apr 17, 2026
BULLISH PRESS-RELEASE 7/10
ACMR reported Q4 2025 EPS of $0.25, a 27.1% beat versus consensus of $0.20, and announced a prelimin
Apr 15, 2026
BEARISH CLUSTER 7/10
Multiple executives at ACM Research, including C-suite officers David H. Wang and Mark McKechnie, ex
Mar 14, 2026
NEUTRAL CLUSTER 4/10
ACM Research insiders David Wang (executive) and Tracy Liu (director) conducted a series of derivati
Mar 13, 2026
BEARISH CLUSTER 6/10
ACM Research insiders executed a cluster of transactions over the past week, led by executive Feng L
Mar 9, 2026
MIXED 8-K 6/10
ACM Research reported record annual revenue of $901.3 million for fiscal year 2025, representing 15.
Feb 26, 2026

No press releases analyzed yet. Press releases are collected from GlobeNewsWire and analyzed by the LLM pipeline.

Current analyst consensus: Strong Buy (86% buy). Based on 14 analysts: 3 strong buy, 9 buy, 2 hold, 0 sell, 0 strong sell.

Analyst Price Targets

$85.06 mean target +4.6% upside Hold (1.50)
$70.00 Low $109.40 High
MetricValue
Current Price$81.33
Target Low$70.00
Target Mean$85.06
Target Median$81.00
Target High$109.40
# Analysts7
RecommendationHold (1.50)

Earnings Estimates & Revisions

PeriodEPS AvgEPS LowEPS HighEPS Growth30d Rev.Up/DownRev. AvgRev. GrowthAnalysts
Current Q
2026-06-30
$0.34 $0.30 $0.36 -37.6% -3.8% 1↑ 0↓ $0.3B 25.0% 3
Next Q
2026-09-30
$0.47 $0.31 $0.57 31.5% -20.2% 0↑ 1↓ $0.3B 20.6% 3
Current FY
2026-12-31
$1.68 $1.37 $1.85 4.1% -6.2% 1↑ 0↓ $1.2B 27.8% 3
Next FY
2027-12-31
$2.25 $1.90 $2.70 34.4% -1.2% 1↑ 0↓ $1.4B 24.5% 3

Current Quarter EPS Revision History

TimepointEPS EstimateChange
Current$0.337
7d ago$0.337
30d ago$0.350-0.013
60d ago$0.350-0.013
90d ago$0.350-0.013
1 analyst firms have rated this stock: 0 upgrades, 0 downgrades, 1 initiations.

Individual Analyst Actions

DateAnalyst FirmActionPrevious RatingNew Rating
May 5, 2026 Seaport Global INITIATE Buy

Monthly Consensus History

PeriodStrong BuyBuyHoldSellStrong SellBuy %Distribution
Jun 1, 20263920086%
May 1, 20263820085%
Apr 1, 20263820085%
Mar 1, 20263820085%
Feb 1, 20263920086%
Jan 1, 20263920086%
Strong BuyBuyHoldSellStrong Sell

No congressional trading data available for this ticker. Data is sourced from Senate and House financial disclosure filings.

Recent Reddit Threads

r/wallstreetbets Neutral 3mo ago
ACM Research, Inc. (ACMR)
▲ 1 💬 1 ⚡ 0.5
Jun 2, 2026
short_volume
Short Volume: ACMR — 63.5% short (0.4M / 0.7M)
Short: 449,741 | Exempt: 15,166 | TRF Vol: 707,762 | Short Ratio: 63.5% | Off-exchange volume (dark pool + OTC)
May 28, 2026
short_volume
Short Volume: ACMR — 64.5% short (0.7M / 1.1M)
Short: 701,267 | Exempt: 8,661 | TRF Vol: 1,087,354 | Short Ratio: 64.5% | Off-exchange volume (dark pool + OTC)
May 27, 2026
short_volume
Short Volume: ACMR — 60.9% short (0.6M / 1.1M)
Short: 642,054 | Exempt: 11,212 | TRF Vol: 1,055,079 | Short Ratio: 60.9% | Off-exchange volume (dark pool + OTC)
May 22, 2026
short_volume
Short Volume: ACMR — 60.8% short (0.5M / 0.8M)
Short: 476,301 | Exempt: 20,936 | TRF Vol: 782,845 | Short Ratio: 60.8% | Off-exchange volume (dark pool + OTC)
May 20, 2026
short_volume
Short Volume: ACMR — 60.7% short (0.4M / 0.6M)
Short: 391,377 | Exempt: 19,748 | TRF Vol: 644,694 | Short Ratio: 60.7% | Off-exchange volume (dark pool + OTC)
May 19, 2026
short_volume
Short Volume: ACMR — 69.4% short (0.5M / 0.7M)
Short: 451,514 | Exempt: 17,783 | TRF Vol: 650,897 | Short Ratio: 69.4% | Off-exchange volume (dark pool + OTC)
May 13, 2026
short_volume
Short Volume: ACMR — 61.3% short (1.0M / 1.6M)
Short: 965,701 | Exempt: 7,163 | TRF Vol: 1,574,538 | Short Ratio: 61.3% | Off-exchange volume (dark pool + OTC)
May 12, 2026
short_volume
Short Volume: ACMR — 56.1% short (0.5M / 0.9M)
Short: 531,972 | Exempt: 22,047 | TRF Vol: 947,889 | Short Ratio: 56.1% | Off-exchange volume (dark pool + OTC)
May 7, 2026
earnings
ACM Research Reports First Quarter 2026 Results
<p align="justify">FREMONT, Calif., May 07, 2026 (GLOBE NEWSWIRE) -- ACM Research, Inc. (“ACM”) (NASDAQ: ACMR), a leading supplier of wafer processi
May 7, 2026
earnings_calendar
ACMR Q1 2026 Earnings Scheduled — 2026-05-07
Apr 27, 2026
other
ACM Research Ships First PECVD SiCN System for Advanced Semiconductor Applications
Proprietary three-station rotating deposition architecture enables demanding BEOL and advanced packaging processes <pre>Proprietary three-station rota
Apr 27, 2026
earnings
ACM Research Announces Preliminary Unaudited Revenue and Shipments for the First Quarter 2026
<p align="center"><em>Coincides with Release of ACM Shanghai First Quarter 2026 Results</em><br><em>ACM Reaffirms 2026 Revenue Outlook</em></p>
Apr 27, 2026
earnings_calendar
ACMR Q1 2026 Earnings Scheduled — 2026-04-27
Apr 22, 2026
short_volume
Short Volume: ACMR — 56.8% short (0.3M / 0.6M)
Short: 317,471 | Exempt: 10 | TRF Vol: 558,834 | Short Ratio: 56.8% | Off-exchange volume (dark pool + OTC)
Apr 21, 2026
short_volume
Short Volume: ACMR — 59.8% short (0.3M / 0.5M)
Short: 305,984 | Exempt: 348 | TRF Vol: 511,546 | Short Ratio: 59.8% | Off-exchange volume (dark pool + OTC)