| 2026-02-13 | +139.5% | news | Seeking Alpha | Atomera signals accelerated licensing prospects as MST achieves technical milestones in AI and power segments |
| 2026-02-13 | +139.5% | earnings | Seeking Alpha | Atomera Incorporated (ATOM) Q4 2025 Earnings Call Transcript |
| 2026-02-12 | +60.8% | earnings | Seeking Alpha | Atomera GAAP EPS of -$0.14 misses by $0.01, revenue of $0.05M misses by $0.05M |
| 2026-02-12 | +60.8% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2026-02-12 | +60.8% | news | Stock Titan | Semiconductor firm Atomera posts $20.2M loss while pushing new transistor tech - Stock Titan |
| 2026-02-12 | +60.8% | earnings | Investing.com | Earnings call transcript: Atomera Q4 2025 revenue miss, stock fluctuates - Investing.com |
| 2026-02-16 | +46.0% | news | Yahoo Finance | Atomera Among 3 Promising Penny Stocks - Yahoo Finance |
| 2026-02-15 | +46.0% | earnings | StocksToTrade | Atomera’s Q4 Fiscal 2025 Results Highlight Technical Progress Amid Challenges - StocksToTrade |
| 2026-02-14 | +46.0% | earnings | StocksToTrade | Atomera Unveils Q4 Results and Technology Milestones - StocksToTrade |
| 2025-02-11 | -37.7% | earnings | Seeking Alpha | Atomera GAAP EPS of -$0.16, revenue of $0.02M |
| 2025-02-11 | -37.7% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2025-02-11 | -37.7% | earnings | Stocktwits | Atomera Stock Rises Ahead of Q4 Earnings As Retail Awaits Strategy Updates - Stocktwits |
| 2025-10-21 | -36.0% | news | TradingView | Atomera Inc Reminds Public of Information Channels - TradingView |
| 2026-04-23 | +35.3% | news | MT Newswires | Atomera, Synopsys Expand Collaboration on Gallium Nitride Device Modeling |
| 2026-04-23 | +35.3% | news | Business Wire | Atomera Extends Collaboration With Synopsys to Accelerate GaN Modeling in High-Value RF and Power Devices |
| 2026-04-23 | +35.3% | news | Stock Titan | Atomera and Synopsys expand GaN tools for RF and power chips - Stock Titan |
| 2026-04-23 | +35.3% | earnings | MarketBeat | Atomera (NASDAQ:ATOM) Trading Down 4.1% - Here's What Happened - MarketBeat |
| 2023-04-26 | +31.2% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2023-04-26 | +31.2% | legal | SEC EDGAR | ATOM 8-K: 8.01 and (SEC Filing) |
| 2025-05-06 | +27.2% | earnings | Seeking Alpha | Atomera GAAP EPS of -$0.17 misses by $0.04 |
| 2025-05-06 | +27.2% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2024-10-30 | +27.2% | earnings | Seeking Alpha | Atomera Incorporated 2024 Q3 - Results - Earnings Call Presentation |
| 2024-10-30 | +27.2% | earnings | Seeking Alpha | Atomera Incorporated (ATOM) Q3 2024 Earnings Call Transcript |
| 2025-05-07 | +27.1% | earnings | Seeking Alpha | Atomera Incorporated 2025 Q1 - Results - Earnings Call Presentation |
| 2025-05-07 | +27.1% | expansion | Seeking Alpha | Atomera highlights new partnership and progress in advanced semiconductor markets |
| 2025-05-07 | +27.1% | earnings | Seeking Alpha | Atomera Incorporated (ATOM) Q1 2025 Earnings Call Transcript |
| 2026-04-20 | +24.4% | news | Insider Monkey | Atomera (ATOM) Releases Corporate Update and Announces Financial Results |
| 2026-02-23 | -23.9% | news | Seeking Alpha | Atomera to raise $25 million in registered direct stock offering |
| 2026-02-23 | -23.9% | legal | SEC EDGAR | ATOM 8-K: 8.01 and (SEC Filing) |
| 2026-02-23 | -23.9% | news | Stocktwits | ATOM Stock Is Falling Today After Atomera Announces Stock Offering At A Deep Discount - Stocktwits |
| 2026-02-23 | -23.9% | news | Yahoo Finance | Atomera Announces $25 Million Registered Direct Offering of Common Stock - Yahoo Finance |
| 2026-02-23 | -23.9% | news | Stock Titan | Semiconductor licensor Atomera raises $25M in stock sale - Stock Titan |
| 2026-02-23 | -23.9% | news | Benzinga | What's Going On With Atomera Stock Today? - Benzinga |
| 2026-02-23 | -23.9% | news | GuruFocus | Insider Sell: Francis Laurencio Sells Shares of Atomera Inc (ATO - GuruFocus |
| 2026-02-23 | -23.9% | news | GuruFocus | Atomera (ATOM) Announces $25 Million Stock Offering - GuruFocus |
| 2026-02-23 | -23.9% | news | Asianet Newsable | ATOM Stock Is Falling Pre-Market Today After Atomera Announces Stock Offering At A Deep Discount - Asianet Newsable |
| 2025-02-12 | -23.9% | news | Seeking Alpha | Atomera targets AI growth with advanced node MST push and $125B memory market focus |
| 2025-02-12 | -23.9% | earnings | Seeking Alpha | Atomera Incorporated (ATOM) Q4 2024 Earnings Call Transcript |
| 2025-02-12 | -23.9% | earnings | Seeking Alpha | Atomera Incorporated 2024 Q4 - Results - Earnings Call Presentation |
| 2025-02-12 | -23.9% | earnings | Stocktwits | Atomera Craters Pre-Market On Q4 Miss, Set For Worst Day Ever – Retail Traders Rattled By Deal Delays - Stocktwits |
| 2021-04-28 | -23.0% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2024-04-25 | -22.5% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2025-08-05 | -21.6% | earnings | Seeking Alpha | Atomera GAAP EPS of -$0.17 misses by $0.03 |
| 2025-08-05 | -21.6% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2025-08-05 | -21.6% | earnings | Investing.com | Atomera Q2 2025 slides: Zero revenue amid expanding customer engagements - Investing.com |
| 2021-08-03 | +21.5% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2024-02-13 | -21.1% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2026-04-18 | +18.7% | news | Simply Wall St. | Insiders See US$918.8k Investment In Atome Jump Last Week |
| 2025-08-06 | -18.6% | earnings | Yahoo Finance | Atomera Inc (ATOM) Q2 2025 Earnings Call Highlights: Strong Demand and Strategic Partnerships ... - Yahoo Finance |
| 2023-02-15 | -17.1% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2025-01-24 | -16.9% | news | Seeking Alpha | Acceleration At Atomera, But For Now It's A Swing-Trade Stock |
| 2026-02-26 | -16.7% | news | Stock Titan | Chip veteran with 111 patents will lead Atomera’s marketing push - Stock Titan |
| 2024-10-29 | +15.9% | earnings | Seeking Alpha | Atomera GAAP EPS of -$0.17 misses by $0.02, revenue of $0.02M misses by $0.08M |
| 2024-10-29 | +15.9% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2021-06-03 | +15.7% | legal | SEC EDGAR | ATOM 8-K: 5.02 and (SEC Filing) |
| 2025-03-24 | -15.5% | legal | SEC EDGAR | ATOM 8-K: 5.02 (SEC Filing) |
| 2026-04-09 | +14.6% | news | TMX Newsfile | Atomic Minerals Highlights Strategic Role Amid Possible Iran Ceasefire and Project Vault Defense Initiatives |
| 2026-03-26 | -14.3% | news | Stock Titan | Vanguard discloses 0% stake in Atomera (NASDAQ: ATOM) after realignment - Stock Titan |
| 2026-02-22 | -13.5% | legal | Benzinga | Benzinga's 'Stock Whisper' Index: 5 Stocks Investors Secretly Monitor But Don't Talk About Yet - Benzinga |
| 2025-10-12 | +13.1% | news | Yahoo Finance | We're Hopeful That Atomera (NASDAQ:ATOM) Will Use Its Cash Wisely - Yahoo Finance |
| 2022-08-02 | +12.9% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2023-08-02 | -12.8% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2022-04-27 | +12.5% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2022-02-15 | +11.1% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2022-05-31 | -10.5% | legal | SEC EDGAR | ATOM 8-K: 1.01 and (SEC Filing) |
| 2025-05-28 | -10.4% | news | Seeking Alpha | Quantum Computing, Reddit among tech stocks joining the Russell 3000 index; QUIK, MRAM to exit |
| 2023-11-01 | -10.0% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2026-02-20 | -9.8% | news | StocksToTrade | Atomera’s New GaN-on-Si Proposal: A Step Toward Semiconductor Innovation - StocksToTrade |
| 2026-01-30 | -9.4% | news | Finimize | Atomera’s Big Bet Still Hinges On MST Reaching Production - Finimize |
| 2024-07-30 | +9.3% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2026-03-31 | +9.2% | legal | Stock Titan | ATOM SEC Filings - Atomera Inc 10-K, 10-Q, 8-K Forms - Stock Titan |
| 2022-11-09 | -8.4% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2026-03-03 | -8.4% | executive | Investing.com | Atomera CFO Francis Laurencio sells $23,755 in ATOM stock - Investing.com |
| 2026-03-03 | -8.4% | executive | Stock Titan | Atomera (ATOM) CEO granted stock and performance units, sells shares for tax - Stock Titan |
| 2026-03-03 | -8.4% | news | Investing.com | Atomera CTO Mears sells $19,696 in stock - Investing.com |
| 2026-03-03 | -8.4% | executive | Stock Titan | Atomera (ATOM) CFO reports stock awards and tax-related share sales - Stock Titan |
| 2026-01-22 | +7.6% | news | Intellectia AI | 7 Best Semiconductor Stocks That Wall Street Can't Stop Buying in 2026 - Intellectia AI |
| 2025-05-12 | +7.5% | news | Intellectia AI | ATOM Forecast — Price Prediction for 2026. Should I Buy ATOM? - Intellectia AI |
| 2026-04-22 | -7.0% | news | CryptoProwl | PENGU Rallies as Bitcoin Reclaims $78K and Short Liquidations Hit $286 Million |
| 2025-10-29 | -6.3% | news | Seeking Alpha | Atomera outlines new MST implementation and revised STMicroelectronics engagement as company accelerates customer evaluations across power and memory segments |
| 2025-10-29 | -6.3% | earnings | Seeking Alpha | Atomera Incorporated (ATOM) Q3 2025 Earnings Call Transcript |
| 2026-04-01 | +6.0% | earnings | MarketBeat | Atomera (NASDAQ:ATOM) Stock Price Crosses Below Fifty Day Moving Average - Should You Sell? - MarketBeat |
| 2024-03-11 | -5.9% | legal | SEC EDGAR | ATOM 8-K: 5.02 (SEC Filing) |
| 2022-01-06 | -5.4% | legal | SEC EDGAR | ATOM 8-K: 5.02 (SEC Filing) |
| 2026-01-29 | +5.1% | news | Stock Titan | Live look at Atomera's 2025 results: Feb. 12 Zoom investor webinar - Stock Titan |
| 2021-09-26 | +5.0% | news | The Motley Fool | Atomera - ATOM - Stock Price & News - The Motley Fool |
| 2025-02-10 | -4.9% | earnings | Seeking Alpha | Atomera Q4 2024 Earnings Preview |
| 2021-11-15 | -4.4% | legal | SEC EDGAR | ATOM 8-K: 5.02 (SEC Filing) |
| 2025-10-28 | -4.3% | earnings | Seeking Alpha | Atomera GAAP EPS of -$0.17 misses by $0.04, revenue of $0.01M misses by $0.09M |
| 2025-10-28 | -4.3% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2025-10-28 | -4.3% | news | Yahoo Finance | Atomera Provides Third Quarter 2025 Results - Yahoo Finance |
| 2025-08-18 | -3.9% | news | Seeking Alpha | Atomera: Pushing The Goalposts Again |
| 2025-08-17 | -3.8% | news | Seeking Alpha | Atomera: Pushing The Goalposts Again (NASDAQ:ATOM) - Seeking Alpha |
| 2026-03-02 | -3.7% | news | Stock Titan | Vesting of 10,075 ATOM common shares by Morgan Stanley (NASDAQ: ATOM) - Stock Titan |
| 2025-05-09 | +3.3% | executive | simplywall.st | Here's Why Shareholders May Want To Be Cautious With Increasing Atomera Incorporated's (NASDAQ:ATOM) CEO Pay Packet - simplywall.st |
| 2023-12-09 | -2.9% | news | CNN | symbol__ Stock Quote Price and Forecast - CNN |
| 2025-07-20 | +2.8% | news | Yahoo Finance | Atomera (ATOM) and Incize Collaborate to Advance GaN-on-Silicon Technology - Yahoo Finance |
| 2025-08-07 | -2.8% | earnings | Seeking Alpha | Atomera Incorporated 2025 Q2 - Results - Earnings Call Presentation |
| 2025-08-07 | -2.8% | earnings | Seeking Alpha | Atomera Incorporated (ATOM) Q2 2025 Earnings Call Transcript |
| 2025-08-07 | -2.8% | news | Yahoo Finance | Both retail investors who control a good portion of Atomera Incorporated (NASDAQ:ATOM) along with institutions must be dismayed after last week's 29% decrease - Yahoo Finance |
| 2025-08-07 | -2.8% | news | simplywall.st | Atomera's Stock Sinks To US$3.60, But Insiders Sold Even Lower - simplywall.st |
| 2026-04-16 | +2.6% | earnings | Business Wire | Media Alert: Atomera to Speak on Growing Revenues and Improving GaN in Power Electronics With a Dash of Oxygen at Compound Semiconductor International Conference 2026 |
| 2025-05-05 | +2.4% | earnings | Seeking Alpha | Atomera Q1 2025 Earnings Preview |
| 2025-05-05 | +2.4% | legal | SEC EDGAR | ATOM 8-K: 5.02 and (SEC Filing) |
| 2026-01-27 | -1.8% | news | Investing.com | Atomera stock rises after PowerAmerica accepts GaN-on-Si concept paper - Investing.com |
| 2026-01-27 | -1.8% | news | Stock Titan | Atomera’s GaN-on-Silicon Concept Advances to Proposal Phase in Funding Program - Stock Titan |
| 2025-10-27 | +1.7% | earnings | Seeking Alpha | Atomera Q3 2025 Earnings Preview |
| 2021-10-28 | -1.6% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2021-10-22 | -1.5% | news | Benzinga | Atomera Stock Short Interest Report | NASDAQ:ATOM - Benzinga |
| 2026-02-11 | -1.3% | earnings | Seeking Alpha | Atomera Q4 2025 Earnings Preview |
| 2024-01-10 | +1.2% | legal | SEC EDGAR | ATOM 8-K: 2.02 and (SEC Filing) |
| 2025-08-04 | -1.0% | earnings | Seeking Alpha | Atomera Q2 2025 Earnings Preview |
| 2026-02-24 | +0.8% | legal | SEC EDGAR | ATOM 8-K: 1.01, 7.01 (SEC Filing) |
| 2026-02-24 | +0.8% | news | Yahoo Finance | Atomera Closes $25 Million Registered Direct Offering of Common Stock - Yahoo Finance |
| 2026-02-24 | +0.8% | news | Stock Titan | Chip materials firm Atomera raises $23.6M in direct stock sale - Stock Titan |
| 2026-02-24 | +0.8% | legal | TradingView | Atomera Inc SEC 10-K Report - TradingView |
| 2026-02-24 | +0.8% | news | TradingView | Atomera Prices $25 Million Registered Direct Offering at $5.00 Per Share - TradingView |
| 2025-06-02 | +0.8% | news | Seeking Alpha | Atomera -- 2 Decades Of Promise, Minimal Commercialization: A Sell |
| 2025-06-02 | +0.8% | news | Seeking Alpha | Atomera — 2 Decades Of Promise, Minimal Commercialization: A Sell (NASDAQ:ATOM) - Seeking Alpha |
| 2025-01-28 | +0.7% | legal | SEC EDGAR | ATOM 8-K: 5.02 (SEC Filing) |
| 2025-10-30 | +0.5% | earnings | Yahoo Finance | Atomera Inc (ATOM) Q3 2025 Earnings Call Highlights: Navigating Financial Challenges Amidst ... - Yahoo Finance |
| 2026-04-21 | -0.4% | news | ACCESS Newswire | Atomera to Announce First Quarter 2026 Financial Results and Host Webinar on Tuesday, May 5, 2026 |
| 2025-07-23 | +0.1% | M&A | GuruFocus | BlackRock, Inc.'s Strategic Acquisition of Atomera Inc. Shares - GuruFocus |
| 2026-04-26 | — | news | Simply Wall St. | Why Atomera (ATOM) Is Up 60.7% After Expanding Synopsys GaN Modeling Collaboration |
| 2026-04-24 | — | news | MT Newswires | Top Midday Gainers |
| 2026-04-24 | — | M&A | TechStock² | Atomera Stock Jumps Nearly 50% After Synopsys Deal Puts GaN Chip Tech in Focus - TechStock² |
| 2026-04-24 | — | expansion | MEXC | Synopsys (SNPS) Stock: Its Atomera Partnership Just Got a GaN Upgrade - MEXC |
| 2026-04-24 | — | M&A | Blockonomi | Synopsys (SNPS) Stock: GaN Device Modeling Deal Extends Atomera Collaboration - Blockonomi |