Market›Information Technology›Semiconductors & Semiconductor Equipment›Semiconductor Materials & Equipment
ACM RESH INC Class A

ACMR

$56.10Apr 26, 2021 – Apr 24, 2026
Information TechnologySemiconductors & Semiconductor EquipmentSemiconductor Materials & Equipment$3.06B
MVM
+$32.2M
TD Variance
0.327

Every news event mapped to its market reaction — 189 events, 61 months of data. No predictions, just what happened.

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News Events

DateReturnCategorySourceHeadline
2024-02-28+41.7%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2022-11-04+33.3%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2023-10-27-27.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2024-08-07+27.2%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-11-04-23.9%earningsSeeking AlphaACM Research Q3 2025 Earnings Preview
2025-11-04-23.9%newsSeeking AlphaACM Research Stands Out As The Fast-Growing, Underpriced Chip Toolmaker
2024-01-09+23.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-08-21+20.2%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2025-11-05-19.8%earningsSeeking AlphaACM Research narrows 2025 revenue outlook to $875M-$925M as AI-driven demand accelerates product innovation
2025-11-05-19.8%earningsSeeking AlphaACM Research, Inc. (ACMR) Q3 2025 Earnings Call Transcript
2025-11-05-19.8%earningsSeeking AlphaACM Research reports mixed Q3 results; narrows FY25 outlook
2025-11-05-19.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-11-05-19.8%newsYahoo FinanceACM Research Reports Third Quarter 2025 Results - Yahoo Finance
2025-11-05-19.8%earningsInvesting.comACM Research shares tumble 7% as Q3 earnings miss overshadows revenue beat - Investing.com
2025-11-05-19.8%earningsInvesting.comEarnings call transcript: ACM Research Q3 2025 results miss EPS forecast - Investing.com
2025-11-05-19.8%earningsmarketscreener.comACM Research's Q3 Adjusted Earnings Decline, Revenue Rises; Narrows 2025 Revenue Guidance; Shares Drop Pre-Bell - marketscreener.com
2025-08-06-18.8%earningsSeeking AlphaACM Research raises China revenue target to $2.5B as market share goals increase
2025-08-06-18.8%earningsSeeking AlphaACM Research, Inc. (ACMR) Q2 2025 Earnings Call Transcript
2025-08-06-18.8%earningsSeeking AlphaACM Research, Inc. 2025 Q2 - Results - Earnings Call Presentation
2025-08-06-18.8%earningsSeeking AlphaACM Research reports mixed Q2 results; reaffirms FY25 outlook
2025-08-06-18.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-08-05-18.6%earningsSeeking AlphaACM Research Q2 2025 Earnings Preview
2026-02-26-17.6%earningsSeeking AlphaACM Research Q4: Profitability Deterioration Is Short Term, But How Short Term?
2026-02-26-17.6%earningsSeeking AlphaACM Research reiterates 25% revenue growth outlook for 2026 while advancing global expansion
2026-02-26-17.6%earningsSeeking AlphaACM Research, Inc. (ACMR) Q4 2025 Earnings Call Transcript
2026-02-26-17.6%earningsSeeking AlphaACM Research, Inc. 2025 Q4 - Results - Earnings Call Presentation
2026-02-26-17.6%earningsSeeking AlphaACM Research reports mixed Q4 results; reaffirms FY26 outlook
2026-02-26-17.6%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-02-26-17.6%newsYahoo FinanceACM Research Reports Fourth Quarter and Fiscal Year 2025 Results - Yahoo Finance
2026-02-26-17.6%newsStock TitanChip tool maker ACM Research banks $845M cash for 2026 growth push - Stock Titan
2026-02-26-17.6%earningsChartMillACM Research Inc (NASDAQ:ACMR) Reports Mixed Q4 2025 Results with Earnings Miss and Margin Pressure - ChartMill
2026-02-26-17.6%earningsInvesting.comEarnings call transcript: ACM Research Q4 2025 misses EPS and revenue targets - Investing.com
2026-02-26-17.6%newsInvesting.com CanadaNvidia, Broadcom among market cap stock movers on Thursday By Investing.com - Investing.com Canada
2023-11-07+17.5%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-02-25-16.1%earningsSeeking AlphaACM Research Q4 2025 Earnings Preview
2022-05-06-15.7%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-02-26+15.3%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-02-26+15.3%newsGlobeNewswireACM Research Reports Fourth Quarter and Fiscal Year 2024 Results - GlobeNewswire
2025-01-14+13.5%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-02-06+12.8%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-01-30+11.6%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-01-30+11.6%newsTipRanksACM Research Plans Institutional Sale of ACM Shanghai Stake - TipRanks
2023-05-05+11.5%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2023-05-05+11.5%newsGlobeNewswireACM Research Reports First Quarter 2023 Results - GlobeNewswire
2025-08-22+11.4%earningsMarketBeatSmall Cap, Big Potential: 3 Tech Disruptors You Should Know About - MarketBeat
2025-05-08+10.2%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-05-08+10.2%earningsInvesting.com UKEarnings call transcript: ACM Research Q1 2025 beats expectations with EPS rise - Investing.com UK
2026-02-04-9.5%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-02-04-9.5%newsTipRanksACM Research Addresses Outlook, Expands Overseas Semiconductor Footprint - TipRanks
2026-04-21+9.4%newsSeeking AlphaACM Research: Let's Go To Hong Kong
2026-04-21+9.4%earningsMarketBeatCharles Pappis Sells 5,000 Shares of ACM Research (NASDAQ:ACMR) Stock - MarketBeat
2025-05-12+9.3%newsSeeking AlphaACM Research: Specialty But Innovative Player In Semiconductor Wet Cleaning - Seeking Alpha
2023-02-24-8.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2023-02-24-8.8%newsGlobeNewswireACM Research Reports Fourth Quarter and Fiscal Year 2022 Results - GlobeNewswire
2026-03-26-8.7%newsStock TitanVanguard realigns reporting; multiple entities to report ACMR holdings separately (ACMR) - Stock Titan
2025-09-22+8.7%newsSeeking AlphaACM Research to join the S&P SmallCap 600
2023-09-27+8.5%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-01-25-8.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-05-08-8.1%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2023-08-07+8.0%legalSEC EDGARACMR 8-K: 2.02, 7.01 (SEC Filing)
2023-09-25+8.0%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-07-05-7.8%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-02-02-7.5%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-01-22-7.3%earningsSeeking AlphaACM Research guides 2025 revenue lower than estimates
2026-01-22-7.3%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-01-22-7.3%earningsStock TitanACM Research (ACMR) revises 2025 revenue outlook and gives first 2026 view - Stock Titan
2026-01-22-7.3%earningsmarketscreener.com(ACMR) ACM Research Expects 2025 Revenue Range $885M to $900M, vs. FactSet Est of $907.5M - marketscreener.com
2025-04-29-7.1%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2024-04-26-6.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2022-10-27+6.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-04-15-6.7%newsZacksACM Research, Inc. (ACMR) Stock Declines While Market Improves: Some Information for Investors
2026-04-15-6.7%earningsGlobeNewswireACM Research to Release First Quarter 2026 Preliminary Revenue Range on April 27, 2026 and Full Financial Results on May 7, 2026
2026-04-15-6.7%expansionSimply Wall St.A Look At ACM Research (ACMR) Valuation After Launch Of The ACM Planetary Family Reorganization
2026-04-15-6.7%earningsYahoo FinanceACM Research to Release First Quarter 2026 Preliminary Revenue Range on April 27, 2026 and Full Financial Results on May 7, 2026 - Yahoo Finance
2026-04-15-6.7%earningsChartMillACM Research to Release First Quarter 2026 Preliminary Revenue Range on April 27, 2026 and Full Financial Results on May 7, 2026 - ChartMill
2026-04-15-6.7%earningsMarketBeatCapelight Capital Asset Management LP Makes New Investment in ACM Research, Inc. $ACMR - MarketBeat
2021-08-10-6.6%legalSEC EDGARACMR 8-K: 2.02, 7.01 (SEC Filing)
2026-02-03-6.2%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-02-03-6.2%newsInvesting.comACM Research sets preliminary price for Shanghai share sale at RMB 160 per share - Investing.com
2023-12-08+6.2%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2022-03-03-6.1%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-03-09-5.9%newsYahoo Finance3 Small-Cap Stocks to Turn $5K Into $100K by 2030 - Yahoo Finance
2025-12-08+5.9%newsInvesting.comMcKechnie (ACM Research) sells $1.09m in ACMR stock - Investing.com
2026-02-02+5.7%newsInvesting.com CanadaAcm Research Inc stock hits all-time high at 58.23 USD - Investing.com Canada
2021-11-04-5.6%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-11-21+5.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2025-03-13+5.4%executiveInvesting.comACM Research CEO David H. Wang sells $3.55 million in stock - Investing.com
2024-03-21+5.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-04-19+5.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-08-23+5.3%newsYahoo FinanceACM Research Inc. (ACMR) Stock Price Soars by 49% Over the Past Three Months - Yahoo Finance
2022-02-15+5.2%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-01-07+5.2%newsKalkine MediaACM Research (NASDAQ:ACMR) Nasdaq Composite Niche Equipment Provider - Kalkine Media
2025-10-02-5.2%earningsBenzinga5 Overextended Stocks To Take Profits On - Benzinga
2022-08-05+5.1%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2022-08-05+5.1%legalGlobeNewswireACM Research Reports Second Quarter 2022 Results - GlobeNewswire
2024-01-10+5.0%newsCNNsymbol__ Stock Quote Price and Forecast - CNN
2022-01-18-5.0%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-06-20-5.0%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-05-17-5.0%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2025-04-21-4.9%legalSEC EDGARACMR 8-K: 5.02 and (SEC Filing)
2026-04-22+4.8%newsMT NewswiresACM Research Gets Proposal for Hong Kong Listing Backed by Up to $100 Million
2026-04-22+4.8%newsPR NewswireKerrisdale and Steamboat Send Letter to ACM Research Inc.
2026-04-10+4.7%earningsMarketBeatJPMorgan Chase & Co. Trims Position in ACM Research, Inc. $ACMR - MarketBeat
2026-01-31+4.7%earningsSahmWhy ACM Research (ACMR) Is Up 16.6% After Raising 2025–2026 Revenue Guidance And What's Next - Sahm
2026-03-19-4.6%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-03-19-4.6%newsYahoo FinanceAssessing ACM Research (ACMR) Valuation After A Sharp One Month Share Price Pullback - Yahoo Finance
2026-03-19-4.6%newsTipRanksACM Research Highlights 2025 Results and 2026 Growth Strategy - TipRanks
2022-05-19+4.6%legalSEC EDGARACMR 8-K: 4.01, 8.01 (SEC Filing)
2025-01-21+4.5%newsthebambooworks.comACM Research straddles growing U.S.-China microchip divide - thebambooworks.com
2025-12-12-4.4%newsSeeking AlphaIntel has tested chipmaking tools from firm with sanctioned China unit: report
2023-04-26-4.4%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-10-15+4.4%earningsMarketBeat3 Small Caps Hitting 52-Week Highs: Take Profits or Let Ride? - MarketBeat
2025-03-24+4.2%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2021-12-10-4.1%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2022-04-28+4.0%legalSEC EDGARACMR 8-K: 2.02, 7.01 (SEC Filing)
2022-12-09-3.8%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-10-30-3.6%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-01-12-3.5%newsInvesting.com CanadaAcm Research stock hits all-time high at $53.81 By Investing.com - Investing.com Canada
2026-01-12-3.5%newsKalkine MediaACM Research (NASDAQ:ACMR) Strengthens Nasdaq 100 ETF Chip Tools - Kalkine Media
2022-09-06-3.5%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2022-03-02-3.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-03-13+3.2%executiveInvesting.comMcKechnie Mark, CFO, sells ACMR stock worth $4.49 million - Investing.com
2026-03-31+3.0%newsYahoo FinanceACM Research, Inc. (ACMR) is Attracting Investor Attention: Here is What You Should Know - Yahoo Finance
2025-09-29+2.9%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2025-10-29+2.9%earningsSeeking AlphaACM Research sees prelim Q3 sales above estimates
2025-10-29+2.9%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-08-20+2.8%newsmarketscreener.comACM Research continues to shine with advanced SPM - marketscreener.com
2026-04-17+2.8%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-04-17+2.8%newsStock TitanACMR (NASDAQ: ACMR) Form 144 — 5,000 shares via option exercise - Stock Titan
2026-04-17+2.8%legalTipRanksACM Research Plans Secondary Hong Kong Stock Exchange Listing - TipRanks
2026-04-17+2.8%newsADVFNForm 8-K - Current report - ADVFN
2023-06-08-2.7%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-06-08-2.7%newsSeeking AlphaACM Research Stock: Great Growth Story, But Geopolitically Risky (NASDAQ:ACMR) - Seeking Alpha
2025-11-14-2.6%earningsSeeking AlphaACM Research, Inc. 2025 Q3 - Results - Earnings Call Presentation
2025-06-30+2.5%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2025-03-18-2.5%legalSEC EDGARACMR 8-K: 5.02, 8.01 (SEC Filing)
2026-04-23+2.5%newsSimply Wall St.How The ACM Research (ACMR) Story Is Evolving With Higher Targets And China Demand
2026-04-23+2.5%newsSimply Wall St.Is It Too Late To Consider ACM Research (ACMR) After A 176% One Year Surge?
2026-04-23+2.5%newsChartMillACM RESEARCH INC-CLASS A (ACMR) Fundamental Analysis & Valuation - ChartMill
2022-04-12-2.5%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-11-12-2.4%legalSEC EDGARACMR 8-K: 5.02 and (SEC Filing)
2025-08-25-2.0%analystSeeking AlphaACM Research: The Discounted Key Enabler Of China's Accelerating Semiconductor Push
2025-05-23+1.9%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-02-06+1.9%legalSEC EDGARACMR 8-K: 8.01 (SEC Filing)
2025-09-24-1.9%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-09-30-1.9%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2025-04-10-1.8%executiveScott CoopACM Research Receives 2025 3D InCites Technology Enablement Award - Scott Coop
2022-10-13-1.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-04-14-1.7%analystZacksThe Zacks Analyst Blog Highlights NVIDIA, Analog Devices, NXP Semiconductors and ACM Research
2026-04-18-1.6%earningsSahmACM Research (ACMR) Valuation Check As Revenue Update And Planetary Family Rebranding Draw Attention - Sahm
2026-03-24+1.6%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-03-24+1.6%newsStock TitanACM Research (NASDAQ: ACMR) China unit sets 2025 cash dividend plan - Stock Titan
2026-01-28+1.6%newsKalkine MediaIs ACM Research (NASDAQ:ACMR) Gaining an Edge in Nasdaq Composite Index? - Kalkine Media
2024-01-05-1.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2024-03-07-1.4%newsTipRanksACM Research (NASDAQ:ACMR) Offers High Growth at a Reasonable Valuation - TipRanks
2025-05-13+1.4%newsSeeking AlphaACM Research: A Compelling Growth Story Discounted By Geopolitical Misconception - Seeking Alpha
2025-12-01-1.3%newsSeeking AlphaACM Research: Riding China's AI-Driven Capex Wave
2025-11-25+1.0%earningsSeeking AlphaACM Research: Temporary Q3 Margin Woes Mask The Massive Tailwind Of China's Foreign AI Chip Ban
2025-06-13-1.0%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2022-06-23+0.9%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-01-04-0.9%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2022-02-25+0.8%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2026-01-21-0.7%earningsSeeking AlphaACM Research Q4 2025 Earnings Preview
2021-08-20-0.6%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2026-02-27+0.5%newsSeeking AlphaACM Research's Rally Meets Reality After Weak Margins
2026-02-27+0.5%earningsAOL.comACM Research (ACMR) Q4 2025 Earnings Transcript - AOL.com
2024-05-11-0.5%earningsMarketBeatACM Research (ACMR) Stock Forecast and Price Target 2026 - MarketBeat
2022-05-20-0.4%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2021-05-06+0.3%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2024-11-07+0.2%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2024-11-07+0.2%newsGlobeNewswireACM Research Reports Third Quarter 2024 Results - GlobeNewswire
2023-01-30-0.2%legalSEC EDGARACMR 8-K: 2.02 and (SEC Filing)
2025-11-30+0.2%newsSeeking AlphaACM Research: Riding China's AI-Driven Capex Wave (NASDAQ:ACMR) - Seeking Alpha
2026-03-14+0.1%earningsYahoo FinanceACM Research (ACMR) 2025 Revenue Hits Record $901.3M as Q4 Growth Moderates to 9.4% - Yahoo Finance
2023-01-13+0.1%legalSEC EDGARACMR 8-K: 8.01 and (SEC Filing)
2023-01-13+0.1%newsSeeking AlphaACM Research: Growing From Cleaning To Major Equipment Supplier For Semiconductor Manufacturers - Seeking Alpha
2023-07-31-0.1%legalSEC EDGARACMR 8-K: 1.01, 2.03 (SEC Filing)
2025-12-26+0.0%newsSeeking AlphaACM Research is the top performing semiconductor materials stock YTD
2026-02-18+0.0%newsSeeking AlphaACM Research: The Valuation Gap Is Shrinking But Still Wide Open
2021-05-21+0.0%legalSEC EDGARACMR 8-K: 1.01 and (SEC Filing)
2026-04-27—newsMSNACM Research, Inc. (ACMR) rises higher than market: Key facts - MSN
2026-04-27—analystMSNACM Research (ACMR) price target increased by 36.12% to 72.01 - MSN
2026-04-26—newsMSNIs ACM Research (ACMR) stock outpacing its computer and technology peers this year? - MSN
2026-04-26—newsMSNACM Research is the top performing semiconductor materials stock YTD - MSN
2026-04-25—newsSahmA Look At ACM Research (ACMR) Valuation After Anchor Investor Interest In Hong Kong Listing Plans - Sahm
2026-04-24—newsInsider MonkeyIs ACM Research, Inc. (ACMR) A Good Stock To Buy Now?
2026-04-24—newsZacksIs Most-Watched Stock ACM Research, Inc. (ACMR) Worth Betting on Now?
2026-04-24—earningsSeeking AlphaACM Research Q1 Earnings Preview
2026-04-24—newsMSNIs most-watched stock ACM Research, Inc. (ACMR) worth betting on now? - MSN
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