Stock Ratings / Technology / ACMR / insiders

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ACM Research Inc. (Class A) (ACMR) Insider, 13F Hedge Fund & Politician Buy/Sell Thermometer

Q: Are ACMR insiders and hedge funds buying or selling?

Roarable's SEC Form 4 and 13F Whale Thermometer currently classifies ACMR leadership and institutional positioning as: NET EXECUTIVE TRIMMING / PROFIT-TAKING.

$49.29 -7.03% NASDAQ • Live Quote vs Prior Daily Close (Synced Snapshot)

ACM Research Inc. (Class A) (ACMR) carries a Roarable Rating of D- (Sell) with 42/100 RQD Confidence due to weak cash-flow efficiency and sensitivity to current interest rates. Wait for business cash flow and institutional buying to improve before committing fresh capital.

ROARABLE D- • SELL / AVOID Cap $3.43B

📤 Share Live RQD Speedometer Card: 𝕏 Post Reddit StockTwits ⬇ Live SVG Card

INTERACTIVE SCENARIO DECK:

🛡️ Portfolio Crash X-Ray

RQD QUANT TACHOMETERSELL / AVOID • D-

2-of-3 JEV AI Jury Bearish Warning

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SEC

Whale

Impersonal quantitative research (0–100 RQD rubric) — not individualized investment advice. Past performance does not guarantee future results. Full Disclaimer

5-PILLAR SNOWFLAKE RADARRw E · Rk D+

Each axis scored 0–20

12M PRICE TARGET CONE-7.2% Base Target

WHALE OPTIONS SNAPSHOT: — (No Active Options Snapshot on file for ACMR)Realized 20D OHLCV Swing Band: ±12.5%

SEC FORM 4 × 13F HEDGE FUNDS × CONGRESSIONAL STOCK ACT

ACMR Smart-Money Thermometer: NET EXECUTIVE TRIMMING / PROFIT-TAKING

Explore All 13F & Congress Whales →

▲ Disclosed Buys: 0 ($0)▼ Disclosed Sales: 0 ($0)

Wide-Open SEC Form 4, 13F & Congressional Disclosure Ledger (ACMR)

No recent open-market Form 4 cluster sales or emergency dumps flagged on ACMR. Visit the Global 13F & Congressional Whale Ledger for cross-market smart-money filings.

ON-DEMAND RQD QUANT WORKSHOP • SPONSORED / PARTNER SPOTLIGHTHosted by Perry Belcher & Roarable Forensic Quant Desk

Red-Light Warning Desk: Spotting SEC Cash-Flow & Dilution Risks Before Downgrades (Featuring ACMR)

✓Walkthrough of ACMR's RQD Radar, SEC cash-conversion gap & downside invalidation levels
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ACMR // CANDLESTICK & AUTO-TRENDLINE WORKSTATION6M: -4.64%🛡️ HOLDING TREND SUPPORT

2026-10-30O $46.48H $49.29L $43.57C $49.29VOL 1.25M

RES: $82.94SUP: $42.84SMA50: $68.48SMA200: $68.60

PRIMARY-SOURCE FORENSICS, SECOND-ORDER LINKS & AI ANALYST DESK

ACMR Dilution Monitor, Expectations Hurdle, Butterfly Connections & Policy Exposure

🦋 ACMR Butterfly Map → + Track ACMR →

Share Count & Dilution Monitor (#25)

Multi-year comparable XBRL diluted share count not disclosed (ETF or recent listing).

Reverse-DCF Expectations Hurdle (#30)

28.1%/yr Implied 5Y Growth

vs. +15.2% actual YoY revenue growth (assuming 9.25% cost of equity & 16.5x terminal multiple).

Ellis Vennor Setup Ledger (#33)

No active Ellis Vennor swing setup published on ACMR today. View full Setup Ledger →

🦋 Documented & Second-Order Butterfly Connections Open Graph →

No direct multi-tier Butterfly edges indexed yet for ACMR. Explore sector supply chains on /butterfly.

AI Analyst Theses, Washington Policy & Company Video

🎬 No recent verified company-specific video clip queued for ACMR today (we never pad ticker pages with unrelated generic clips). Browse Macro Video Desk →

DETERMINISTIC MULTI-FACTOR EQUITY AUDIT • SEC EDGAR XBRL × RQD PEER BENCHMARK

📊 Quantitative Sector Peer Comparison, SEC Filing Delta & Investment FAQ (ACMR)

Technology Rank #514 of 714 ⚔️ ACLS vs ACMR Full Matrix →

1. Head-to-Head Technology Peer Comparison (ACMR vs. ACLS, LPL, VECO, PI)

Industry: Industrial Machinery/Components (208 Tracked Issuers)

Across 714 tracked Technology securities in the Roarable RQD universe, ACM Research Inc. (Class A) (ACMR) ranks #514 by composite RQD confidence (42/100, grade D-) and #241 by equity capitalization ($3.43B). Within this direct 5-issuer industry benchmark cohort, ACLS leads on earnings valuation at 28.8x trailing P/E, while ACLS leads on capital efficiency and profitability with 10.6% ROIC and 44.9% gross margin. ACLS currently holds the highest overall quantitative score in the immediate peer group at 67/100 (C+) compared with ACMR at 42/100 (D-).

Ticker / Company	Roarable Grade	RQD Score	Trailing P/E	Gross Margin	ROIC	1D Change	Market Cap	Head-to-Head
ACMR ACTIVE ACM Research Inc. (Class A)	D-	42/100	36.5x	44.4%	9.8%	-7.03%	$3.43B	Benchmark Subject
ACLS Axcelis Technologies Inc.	C+	67/100	28.8x	44.9%	10.6%	-1.50%	$3.46B	/acls-vs-acmr →
LPL LG Display Co Ltd AMERICAN DEPOSITORY SHARES	D	50/100	—	—	—	-2.87%	$2.71B	/lpl-vs-acmr →
VECO Veeco Instruments Inc.	D+	56/100	73.9x	40.0%	3.0%	-2.37%	$2.62B	/veco-vs-acmr →
PI Impinj Inc.	C-	60/100	—	52.5%	-0.1%	+3.44%	$5.63B	/pi-vs-acmr →

2. Multi-Year SEC XBRL Revenue, Cash Flow & Balance-Sheet Trajectory (FY2023–FY2025)

SEC EDGAR 10-K • FILED 2025-12-31 • CIK 0001680062

In its most recent audited fiscal period (FY2025, filed 2025-12-31), ACM Research Inc. (Class A) (ACMR) reported GAAP revenue of $901.3M (+15.2% vs. FY2024 revenue of $782.1M , and +61.6% cumulative change since FY2023) , GAAP net income of $94.1M, operating cash flow of -$10.3M, and free cash flow of -$66.6M (-195.2% YoY). On the balance sheet, ACMR closed FY2025 with $2.87B in total assets against $178.9M in total debt (Altman Z-Score: 3.50, Piotroski F-Score: 5/9).

Fiscal Period	Filing Date	Revenue	Net Income	Operating Cash Flow	Free Cash Flow	Total Assets	Total Debt
FY2025 (FY)	2025-12-31	$901.3M	$94.1M	-$10.3M	-$66.6M	$2.87B	$178.9M
FY2024 (FY)	2024-12-31	$782.1M	$103.6M	$152.4M	$70.0M	$1.86B	$105.5M
FY2023 (FY)	2023-12-31	$557.7M	$77.3M	-$75.3M	-$75.3M	—	—

3. ACMR Data-Verified Investor FAQ (RQD Rating, Sector Peers, SEC Forensics & Technicals)

✓ SCHEMA.ORG FAQPAGE JSON-LD ENABLED

Is ACMR stock a Buy, Hold, or Sell right now according to Roarable's RQD model?

As of 2026-11-01, ACM Research Inc. (Class A) (NASDAQ: ACMR) is rated D- (Sell / SELL) by Roarable's 5-pillar RQD engine with a composite confidence score of 42/100 at a spot price of $49.29 (-7.03% 1D, market cap $3.43B). Pillar breakdown: Fundamental Cash Engine 8/20, Institutional 13F & Options Flow 5/20, Executive Insider Alignment 12/20, FRED Macro Regime Fit 10/20, and SEC Balance-Sheet Forensics 7/20. Across 714 tracked Technology issuers, ACMR ranks #514 in composite RQD confidence.

How does ACMR compare to ACLS and LPL in the Technology sector?

Within the Technology sector (Industrial Machinery/Components), ACMR carries a Roarable D- (42/100 RQD), trailing P/E of 36.5x, gross margin of 44.4%, and ROIC of 9.8%. By comparison, ACLS (Axcelis Technologies Inc.) holds a C+ grade (67/100 RQD, P/E 28.8x, ROIC 10.6%, cap $3.46B) and LPL (LG Display Co Ltd AMERICAN DEPOSITORY SHARES) posts a D grade (50/100 RQD, P/E N/A, ROIC —, cap $2.71B). Among the 5-stock peer group, ACLS leads on earnings multiple (28.8x) while ACLS leads on capital efficiency (10.6% ROIC).

What are the biggest fundamental strengths and SEC risk factors for ACMR?

Per ACMR's SEC EDGAR XBRL 10-K filing (FY2025, filed 2025-12-31, CIK 0001680062), ACM Research Inc. (Class A) generated $901.3M in revenue (+15.2% YoY), $94.1M in net income, and -$66.6M in free cash flow against $2.87B in total assets and $178.9M in total debt. Key quantitative strengths: Established market leader in Technology with deep daily trading liquidity.. Primary risk factors monitored: Company executives have done more routine share selling than personal cash buying lately.. Institutional options positioning shows a 50% call / 50% put premium split.

Where is ACMR trading relative to its 50-day, 200-day, and 52-week technical levels?

ACMR last traded at $49.29 (-7.03% on volume of 1,002,419 shares), positioning the stock -28.02% below its 50-day simple moving average ($68.48) and -28.15% below its 200-day simple moving average ($68.60). Across its 52-week range of $28.46 to $127.19, ACMR sits at the 21.1% percentile with a 14-day RSI of 27.2 (OVERSOLD (<32)) and an implied next-earnings move of ±12.5% ($43.13 to $55.45).

ACMR Investor FAQ & Complete 8-Part Research Index

100% OPEN ACCESS • SEC EDGAR × CBOE × FRED

Are ACMR insiders and hedge funds buying or selling?

Roarable's SEC Form 4 and 13F Whale Thermometer currently classifies ACMR leadership and institutional positioning as: NET EXECUTIVE TRIMMING / PROFIT-TAKING.

Direct Sub-Reports: ACMR RQD Cockpit ACMR 12M Forecast ACMR Earnings & Move ACMR Dividends & DRIP ACMR Insiders & 13F ACMR Whale Options ACMR Profit Sankey ACMR News & Why