| 2024-08-01 | -26.6% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2024-10-31 | +21.2% | earnings | Seeking Alpha | Ecovyst Inc. 2024 Q3 - Results - Earnings Call Presentation |
| 2024-10-31 | +21.2% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2021-11-16 | -16.7% | legal | SEC EDGAR | ECVT 8-K: 8.01 and (SEC Filing) |
| 2023-08-03 | -16.5% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2025-02-27 | -16.1% | earnings | Seeking Alpha | Ecovyst reports Q4 Non-GAAP EPS of $0.58, revenue of $704.5M |
| 2025-02-27 | -16.1% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2024-11-01 | +14.4% | earnings | Seeking Alpha | Ecovyst Inc. (ECVT) Q3 2024 Earnings Call Transcript |
| 2022-11-15 | -10.5% | legal | SEC EDGAR | ECVT 8-K: 1.01, 8.01 (SEC Filing) |
| 2022-04-28 | -8.9% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2022-04-29 | -8.9% | legal | SEC EDGAR | ECVT 8-K: 5.02, 8.01 (SEC Filing) |
| 2025-05-01 | +8.3% | earnings | Seeking Alpha | Ecovyst Non-GAAP EPS of $0.01, revenue of $162.2M |
| 2025-05-01 | +8.3% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2023-05-04 | -8.2% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2022-02-25 | +7.5% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2025-02-28 | -6.4% | earnings | Seeking Alpha | Ecovyst Inc. (ECVT) Q4 2024 Earnings Call Transcript |
| 2023-04-11 | +6.2% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2025-05-02 | +6.2% | M&A | Seeking Alpha | Ecovyst targets $785M-$845M sales for 2025 with new acquisitions and strong segment performance |
| 2025-05-02 | +6.2% | earnings | Seeking Alpha | Ecovyst Inc. (ECVT) Q1 2025 Earnings Conference Call Transcript |
| 2025-05-02 | +6.2% | earnings | Seeking Alpha | Ecovyst Inc. 2025 Q1 - Results - Earnings Call Presentation |
| 2021-11-09 | +4.7% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2026-04-14 | -4.7% | earnings | Simply Wall St. | Ecovyst (ECVT) Valuation Check As Earnings Beat And 2026 EPS Guidance Upgrade Draw Investor Focus |
| 2026-04-14 | -4.7% | news | GuruFocus | Ecovyst Inc (ECVT) Shares Surge 3.5% -- What GF Score of 84 Tells Investors - GuruFocus |
| 2024-03-26 | +4.4% | news | CNN | symbol__ Stock Quote Price and Forecast - CNN |
| 2022-08-01 | +4.3% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2025-08-09 | +4.1% | earnings | Seeking Alpha | Ecovyst Inc. 2025 Q2 - Results - Earnings Call Presentation |
| 2025-08-09 | +4.1% | earnings | Seeking Alpha | Ecovyst Inc. (ECVT) Q2 2025 Earnings Call Transcript |
| 2022-07-29 | +4.0% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2025-12-04 | -3.8% | news | Seeking Alpha | Ecovyst Inc. (ECVT) Presents at Citigroup 2025 Basic Materials Conference - Slideshow |
| 2022-12-15 | +3.7% | analyst | Zacks Investment Research | What is the current Price Target and Forecast for Ecovyst Inc. (ECVT) - Zacks Investment Research |
| 2025-03-18 | +3.6% | M&A | Seeking Alpha | Ecovyst to acquire sulfuric acid production assets from Cornerstone Chemical Company |
| 2026-03-13 | +3.5% | analyst | Investor's Business Daily | Celanese Stock Sees RS Rating Climb To 87 |
| 2024-06-12 | -3.5% | legal | SEC EDGAR | ECVT 8-K: 1.01, 2.03 (SEC Filing) |
| 2026-04-16 | -3.3% | executive | Quiver Quantitative | Ecovyst Inc. ($ECVT) CEO 2025 Pay Revealed - Quiver Quantitative |
| 2023-08-19 | -3.3% | earnings | TradingView | Ecovyst Inc. Earnings and Revenue – NYSE:ECVT - TradingView |
| 2026-04-07 | -3.2% | earnings | Benzinga | Top 2 Materials Stocks You May Want To Dump In Q2 - Benzinga |
| 2025-11-04 | +3.1% | M&A | Seeking Alpha | Ecovyst targets $530M divestiture proceeds and eyes under 1.5x net leverage while expanding sulfuric acid growth initiatives |
| 2025-11-04 | +3.1% | earnings | Seeking Alpha | Ecovyst Inc. (ECVT) Q3 2025 Earnings Call Transcript |
| 2025-11-04 | +3.1% | earnings | Seeking Alpha | Ecovyst Inc. 2025 Q3 - Results - Earnings Call Presentation |
| 2025-11-04 | +3.1% | earnings | Seeking Alpha | Ecovyst GAAP EPS of -$0.69, revenue of $204.9M in-line |
| 2025-11-04 | +3.1% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2026-01-07 | +2.9% | legal | SEC EDGAR | ECVT 8-K: 2.01, 2.04, 5.02 (SEC Filing) |
| 2021-08-06 | +2.8% | news | ChartMill | ECVT Stock Price, Quote & Chart | ECOVYST INC (NYSE:ECVT) - ChartMill |
| 2021-08-06 | +2.8% | earnings | MarketBeat | Ecovyst (ECVT) Stock Price, News & Analysis - MarketBeat |
| 2023-08-09 | +2.6% | news | CoinCodex | Ecovyst Inc. (ECVT) Dividend History, Date, and Yield - CoinCodex |
| 2023-05-26 | -2.5% | legal | SEC EDGAR | ECVT 8-K: 1.01, 8.01 (SEC Filing) |
| 2021-08-04 | -2.4% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2021-08-04 | -2.4% | news | TradingView | ECVT Stock Price and Chart — NYSE:ECVT - TradingView |
| 2022-11-01 | -2.4% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2025-08-11 | +2.3% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2021-04-29 | -1.9% | legal | SEC EDGAR | ECVT 8-K: 1.01, 8.01 (SEC Filing) |
| 2026-01-01 | +1.7% | news | Stock Titan | Chemical maker’s $530M asset sale helps slash debt and free up cash - Stock Titan |
| 2023-03-06 | -1.6% | legal | SEC EDGAR | ECVT 8-K: 1.01, 8.01 (SEC Filing) |
| 2021-08-18 | -1.6% | analyst | eToro | ECVT Stock Price | Analyst Target 15.00 & Consensus - eToro |
| 2023-11-02 | +1.6% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2024-02-28 | -1.6% | legal | SEC EDGAR | ECVT 8-K: 5.02 and 8.01 (SEC Filing) |
| 2024-02-28 | -1.6% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2024-05-06 | -1.6% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2025-12-12 | +1.5% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2021-07-15 | -1.5% | legal | SEC EDGAR | ECVT 8-K: 1.01 and (SEC Filing) |
| 2022-12-22 | -1.4% | legal | SEC EDGAR | ECVT 8-K: 5.02 and (SEC Filing) |
| 2022-08-05 | +1.4% | legal | SEC EDGAR | ECVT 8-K: 1.01, 8.01 (SEC Filing) |
| 2026-04-15 | +1.4% | legal | Stock Titan | [ARS] Ecovyst Inc. SEC Filing - Stock Titan |
| 2026-03-04 | -1.3% | earnings | Simply Wall St. | Will Ecovyst's (ECVT) 2026 Sales Guidance and Buybacks Shift Its Post-Divestiture Investment Narrative |
| 2026-04-20 | +1.2% | earnings | PR Newswire | Ecovyst to Host First Quarter 2026 Earnings Conference Call and Webcast on Tuesday, May 5, 2026 at 11:00 a.m. ET |
| 2026-04-20 | +1.2% | news | Stock Traders Daily | Precision Trading with Ecovyst Inc. (ECVT) Risk Zones - Stock Traders Daily |
| 2026-04-20 | +1.2% | earnings | Stock Titan | Investors get Ecovyst's Q1 update on May 5 via call and webcast - Stock Titan |
| 2024-05-09 | -1.2% | legal | SEC EDGAR | ECVT 8-K: 5.03, 5.07, 8.01 (SEC Filing) |
| 2024-05-09 | -1.2% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2026-04-13 | -1.2% | news | Xã Châu Thành | Is Ecovyst (ECVT) Stock Losing Momentum | Price at $14.17, Up 1.72% - Social Trade Signals - Xã Châu Thành |
| 2026-01-31 | +1.2% | news | simplywall.st | Ecovyst Inc.'s (NYSE:ECVT) Popularity With Investors Is Under Threat From Overpricing - simplywall.st |
| 2025-03-07 | -1.2% | news | Seeking Alpha | Ecovyst: Still Bullish |
| 2025-03-07 | -1.2% | news | Seeking Alpha | Ecovyst: Still Bullish (NYSE:ECVT) - Seeking Alpha |
| 2021-11-23 | -1.0% | legal | SEC EDGAR | ECVT 8-K: 1.01, 8.01 (SEC Filing) |
| 2026-01-02 | +1.0% | news | Seeking Alpha | Ecovyst Looks Safer - But Not Cheaper - After The Asset Sale |
| 2026-01-02 | +1.0% | news | Seeking Alpha | Ecovyst announces sale of Advanced Materials & Catalysts segment to Technip Energies for $530M |
| 2026-01-02 | +1.0% | news | Seeking Alpha | Ecovyst Looks Safer - But Not Cheaper - After The Asset Sale (NYSE:ECVT) - Seeking Alpha |
| 2025-04-24 | -0.9% | news | Stock Titan | ECVT Stock Price, News & Analysis - Stock Titan |
| 2025-04-11 | +0.9% | legal | SEC EDGAR | ECVT 8-K: 1.01, 2.03 (SEC Filing) |
| 2025-04-11 | +0.9% | news | Stock Titan | Ecovyst Strengthens Financial Position: $100M Credit Facility Extended with Better Terms - Stock Titan |
| 2023-12-18 | +0.9% | legal | SEC EDGAR | ECVT 8-K: 5.02 and 7.01 (SEC Filing) |
| 2026-04-04 | +0.9% | earnings | MarketBeat | Harbor Capital Advisors Inc. Boosts Stock Holdings in Ecovyst Inc. $ECVT - MarketBeat |
| 2026-04-03 | +0.9% | earnings | MarketBeat | Allspring Global Investments Holdings LLC Cuts Stock Position in Ecovyst Inc. $ECVT - MarketBeat |
| 2024-05-02 | +0.9% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2021-06-30 | +0.8% | legal | SEC EDGAR | ECVT 8-K: 1.01 and (SEC Filing) |
| 2026-02-27 | -0.7% | news | Seeking Alpha | Ecovyst outlines $860M–$940M 2026 sales target as company strengthens balance sheet and pursues growth through mining and capital allocation |
| 2026-02-27 | -0.7% | earnings | Seeking Alpha | Ecovyst Inc. (ECVT) Q4 2025 Earnings Call Transcript |
| 2022-11-07 | -0.7% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2026-01-03 | -0.7% | news | Seeking Alpha | Ecovyst: Selling To Shrink, Failing To Create Value |
| 2026-01-03 | -0.7% | news | Seeking Alpha | Ecovyst: Selling To Shrink, Failing To Create Value - Seeking Alpha |
| 2021-06-11 | -0.6% | legal | SEC EDGAR | ECVT 8-K: 1.01, 1.02, 2.03 (SEC Filing) |
| 2023-02-28 | -0.6% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2026-02-26 | +0.6% | earnings | GuruFocus.com | Ecovyst Inc (ECVT) Q4 2025 Earnings Call Highlights: Strong Sales Growth and Strategic ... |
| 2026-02-26 | +0.6% | earnings | Moby | Ecovyst Inc. Q4 2025 Earnings Call Summary |
| 2026-02-26 | +0.6% | earnings | Motley Fool | Ecovyst (ECVT) Q4 2025 Earnings Call Transcript |
| 2026-02-26 | +0.6% | earnings | MT Newswires | Ecovyst Q4 Adjusted Earnings, Sales Rise; Issues 2026 Guidance |
| 2026-02-26 | +0.6% | earnings | Seeking Alpha | Ecovyst Inc. 2025 Q4 - Results - Earnings Call Presentation |
| 2026-02-26 | +0.6% | earnings | Seeking Alpha | Ecovyst Non-GAAP EPS of $0.28, revenue of $199.4M |
| 2026-02-26 | +0.6% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2026-02-26 | +0.6% | news | PR Newswire | Ecovyst Reports Fourth Quarter and Full Year 2025 Results - PR Newswire |
| 2026-04-01 | +0.6% | news | Cổng thông tin điện tử tỉnh Tây Ninh | ECVT Stock Analysis: Ecovyst Inc records 1.48% daily gain at 13.05 per share - Cổng thông tin điện tử tỉnh Tây Ninh |
| 2026-03-06 | -0.5% | earnings | MT Newswires | Deutsche Bank Raises Price Target on Ecovyst to $13 From $11, Keeps Buy Rating |
| 2024-12-16 | +0.5% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2024-12-23 | -0.5% | news | Seeking Alpha | Ecovyst: Positive Moves |
| 2025-01-31 | -0.5% | legal | SEC EDGAR | ECVT 8-K: 1.01, 2.03 (SEC Filing) |
| 2022-11-25 | -0.4% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2021-08-03 | +0.4% | legal | SEC EDGAR | ECVT 8-K: 1.02, 2.01, 5.02, 5.03, 8.01 (SEC Filing) |
| 2022-11-02 | +0.4% | legal | SEC EDGAR | ECVT 8-K: 5.02 (SEC Filing) |
| 2021-05-06 | +0.4% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2026-02-28 | +0.4% | earnings | MarketBeat | Ecovyst Q4 Earnings Call Highlights |
| 2026-04-02 | +0.2% | news | Investing.com | Ecovyst Inc stock hits 52-week high at $13.28 - Investing.com |
| 2025-09-11 | -0.1% | M&A | Seeking Alpha | Ecovyst Inc. (ECVT) Acquisition of Ecovyst's Advanced Materials & Catalysts Business conference Transcript |
| 2025-09-11 | -0.1% | news | Seeking Alpha | Ecovyst Inc. (ECVT) Technip Energies N.V., M&A Call - Slideshow |
| 2025-09-11 | -0.1% | news | Seeking Alpha | Ecovyst to sell advanced materials unit to Technip Energies for $556 million |
| 2025-09-11 | -0.1% | legal | SEC EDGAR | ECVT 8-K: 1.01 and (SEC Filing) |
| 2025-08-07 | +0.1% | earnings | Seeking Alpha | Ecovyst Non-GAAP EPS of $0.12, revenue of $200.1M |
| 2025-08-07 | +0.1% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2025-09-09 | -0.1% | news | Seeking Alpha | Ecovyst Inc. (ECVT) Presents at Jefferies 2025 Global FinTech Conference - Slideshow |
| 2021-08-05 | +0.0% | legal | SEC EDGAR | ECVT 8-K: 2.02 and (SEC Filing) |
| 2021-08-05 | +0.0% | earnings | Stock Titan | Latest ECVT News - Ecovyst to Host First Quarter 2026 Earnings... - Stock Titan |
| 2026-04-24 | — | news | Stock Titan | BlackRock discloses 8.53M Ecovyst shares (ECVT) in Amendment No.2 - Stock Titan |
| 2021-04-26 | — | legal | SEC EDGAR | ECVT 8-K: 2.02, 8.01 (SEC Filing) |