| 2025-11-06 | +19.0% | earnings | Seeking Alpha | Penumbra raises 2025 revenue guidance to $1.375B–$1.38B as CAVT and embolization drive growth |
| 2025-11-06 | +19.0% | earnings | Seeking Alpha | Penumbra, Inc. (PEN) Q3 2025 Earnings Call Transcript |
| 2022-08-05 | +18.4% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2026-01-14 | +16.7% | M&A | Seeking Alpha | Penumbra gains amid takeover speculation |
| 2025-11-05 | +13.3% | earnings | Seeking Alpha | Penumbra Non-GAAP EPS of $0.97 beats by $0.05, revenue of $354.7M beats by $13.92M |
| 2025-11-05 | +13.3% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-02-18 | +12.5% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2026-01-15 | +11.7% | M&A | Seeking Alpha | Boston Scientific Acquiring Penumbra Was The Logical Next Step |
| 2026-01-15 | +11.7% | M&A | Seeking Alpha | Boston Scientific to acquire Penumbra for enterprise value of ~$14.5B |
| 2026-01-15 | +11.7% | news | Seeking Alpha | Biggest stock movers Thursday: PEN, DELL, LRCX, TSM and more |
| 2026-01-15 | +11.7% | legal | SEC EDGAR | PEN 8-K: 1.01, 2.02, 7.01 (SEC Filing) |
| 2026-01-15 | +11.7% | news | Yahoo Finance | Why Penumbra (PEN) Stock Is Trading Up Today - Yahoo Finance |
| 2026-01-15 | +11.7% | earnings | Stock Titan | Thrombectomy company Penumbra grows 2025 revenue 24.7%-24.9% vs 2024 - Stock Titan |
| 2026-01-15 | +11.7% | news | Business Wire | PEN Stock Alert: Halper Sadeh LLC is Investigating Whether the Sale of Penumbra, Inc. is Fair to Shareholders - Business Wire |
| 2026-01-15 | +11.7% | legal | Stock Titan | [425] Penumbra Inc Business Combination Communication | PEN SEC Filing - Form 425 - Stock Titan |
| 2026-01-15 | +11.7% | news | WSJ | Boston Scientific to Buy Penumbra for $15 Billion in Cash, Stock - WSJ |
| 2026-01-15 | +11.7% | news | Bloomberg.com | Boston Scientific Buys Device Maker Penumbra for $14.5 Billion - Bloomberg.com |
| 2026-01-15 | +11.7% | news | StocksToTrade | Penumbra’s Stock Jumps Amid Strong Market Outlook - StocksToTrade |
| 2026-01-15 | +11.7% | analyst | StocksToTrade | Penumbra’s Bright Future: Analysts Raise Price Targets as MedTech Sector Rebounds - StocksToTrade |
| 2026-01-15 | +11.7% | M&A | Seeking Alpha | Boston Scientific to acquire Penumbra for enterprise value of ~$14.5B (BSX:NYSE) - Seeking Alpha |
| 2026-01-15 | +11.7% | analyst | timothysykes.com | Evercore ISI’s Optimism Sparks Penumbra Price Target Rise - timothysykes.com |
| 2026-01-15 | +11.7% | news | marketscreener.com | Boston Scientific to Buy Penumbra for $15 Billion in Cash, Stock - marketscreener.com |
| 2026-01-15 | +11.7% | news | Seeking Alpha | Biggest stock movers Thursday: PEN, DELL, LRCX, TSM and more (NOK:NYSE) - Seeking Alpha |
| 2026-01-15 | +11.7% | M&A | Investing.com UK | Boston Scientific to acquire Penumbra in $14.5 billion deal By Investing.com - Investing.com UK |
| 2025-07-30 | +11.6% | earnings | Seeking Alpha | Penumbra outlines 13% to 15% revenue growth target for 2025 as thrombectomy adoption accelerates |
| 2025-07-30 | +11.6% | earnings | Seeking Alpha | Penumbra, Inc. (PEN) Q2 2025 Earnings Call Transcript |
| 2025-07-30 | +11.6% | earnings | Yahoo Finance | Penumbra Inc (PEN) Q2 2025 Earnings Call Highlights: Strong Revenue Growth and Strategic ... - Yahoo Finance |
| 2024-10-30 | +11.4% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-07-29 | +10.8% | earnings | Seeking Alpha | Penumbra Non-GAAP EPS of $0.86 beats by $0.04, revenue of $339.5M beats by $12.13M |
| 2025-07-29 | +10.8% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-07-29 | +10.8% | legal | PR Newswire | Penumbra, Inc. Reports Second Quarter 2025 Financial Results - PR Newswire |
| 2024-02-22 | -9.9% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-01-07 | +9.6% | M&A | Investing.com | Penumbra stock rises following Stryker's Inari Medical acquisition - Investing.com |
| 2023-08-01 | -9.5% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-10-27 | -8.4% | news | Seeking Alpha | Penumbra, Inc. (PEN) Presents at Transcatheter Cardiovascular Therapeutics (TCT) Conference 2025 Transcript |
| 2025-10-27 | -8.4% | news | DirectorsTalk Interviews | Penumbra, Inc. (PEN) Stock Analysis: Unlocking a 20% Upside Potential in the Booming Medical Devices Market - DirectorsTalk Interviews |
| 2023-10-12 | -7.8% | earnings | TradingView | Penumbra, Inc. Revenue Breakdown – NYSE:PEN - TradingView |
| 2021-05-04 | -7.7% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-12-10 | +7.6% | earnings | Finviz | 3 Profitable Stocks That Fall Short - Finviz |
| 2024-07-30 | -7.4% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2023-05-02 | +7.3% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2022-05-03 | -7.1% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2022-04-08 | -6.6% | legal | SEC EDGAR | PEN 8-K: 5.02 (SEC Filing) |
| 2024-08-13 | +6.5% | legal | SEC EDGAR | PEN 8-K: 8.01 and (SEC Filing) |
| 2025-09-09 | -5.3% | news | Seeking Alpha | Penumbra, Inc. (PEN) Presents At Morgan Stanley 23rd Annual Global Healthcare Conference Transcript |
| 2025-04-24 | +4.7% | earnings | Seeking Alpha | Penumbra projects 12%-14% revenue growth for 2025 amid strong thrombectomy performance |
| 2025-04-24 | +4.7% | earnings | Seeking Alpha | Penumbra, Inc. (PEN) Q1 2025 Earnings Call Transcript |
| 2025-04-24 | +4.7% | analyst | Sahm | Penumbra Among Well-Insulated Companies From Ongoing Tariff Dynamics, Says Analyst - Sahm |
| 2025-10-08 | +4.7% | earnings | Seeking Alpha | Penumbra upgraded at Needham on revenue growth acceleration |
| 2025-10-08 | +4.7% | earnings | Seeking Alpha | Penumbra upgraded at Needham on revenue growth acceleration - Seeking Alpha |
| 2025-11-03 | +4.4% | news | TipRanks | Why Penumbra’s Stock Faces a Downward Trend - TipRanks |
| 2024-05-07 | -4.2% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-04-23 | +3.9% | earnings | Seeking Alpha | Penumbra Non-GAAP EPS of $0.83 beats by $0.16, revenue of $324.1M beats by $8.37M |
| 2025-04-23 | +3.9% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-09-04 | +3.8% | news | Stock Titan | PEN Insider Activity: Adam Elsesser Exercises Options, Discloses Sales - Stock Titan |
| 2025-09-04 | +3.8% | executive | Investing.com | Penumbra CEO Elsesser sells $4.2m in shares - Investing.com |
| 2025-12-11 | +3.8% | analyst | Seeking Alpha | Intuitive Surgical downgraded as Citi previews 2026 in MedTech |
| 2026-01-16 | +3.5% | news | Seeking Alpha | Boston Scientific: Adding Another Growth Engine With Penumbra |
| 2026-01-16 | +3.5% | news | Seeking Alpha | Boston Scientific's Bet On Penumbra Isn't To My Liking |
| 2026-01-16 | +3.5% | M&A | Yahoo Finance | Penumbra (PEN) Climbs to All-Time High on $14.5-Billion Merger - Yahoo Finance |
| 2026-03-31 | -3.5% | M&A | The Malaysian Reserve | SHAREHOLDER ALERT: The M&A Class Action Firm Continues to Investigate the Merger-SLAB, PEN, SKYT, and EHAB - The Malaysian Reserve |
| 2026-01-17 | +3.4% | M&A | Seeking Alpha | Key deals this week: Micron Technology, Worthington Steel, Boston Scientific, CrowdStrike and more |
| 2025-11-11 | +3.3% | earnings | Yahoo Finance | Penumbra Stock Up Post Q3 Earnings & Revenue Beat, Margins Expand - Yahoo Finance |
| 2026-02-06 | -3.3% | earnings | Insider Monkey | Penumbra (PEN) Reported Revenue Growth of 16.9% in Q4 - Insider Monkey |
| 2026-04-08 | -3.3% | news | UBND thành phố Hải Phòng | What is the volatility of Penumbra (PEN) Stock | Price at $331.10, Up 0.34% - Investment Signal Network - UBND thành phố Hải Phòng |
| 2021-09-14 | +3.1% | news | The Motley Fool | Penumbra - PEN - Stock Price & News - The Motley Fool |
| 2026-03-26 | +3.1% | M&A | AD HOC NEWS | Penumbra Inc Stock: Boston Scientific Merger Agreement Reshapes Investor Outlook for US70975L1070 Sh - AD HOC NEWS |
| 2025-03-14 | +3.1% | expansion | Seeking Alpha | Penumbra launched at BofA with Buy on a broad rollout of Flash 2.0 |
| 2025-02-21 | -2.9% | legal | SEC EDGAR | PEN 8-K: 5.02, 7.01 (SEC Filing) |
| 2026-01-20 | +2.9% | news | Investing.com | Penumbra Inc stock hits all-time high at 352.3 USD - Investing.com |
| 2026-01-20 | +2.9% | M&A | Investing.com | Canaccord Genuity downgrades Penumbra stock to Hold after Boston Scientific deal - Investing.com |
| 2026-01-20 | +2.9% | news | Finviz | 3 Reasons to Sell PEN and 1 Stock to Buy Instead - Finviz |
| 2023-02-23 | +2.8% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2026-02-26 | +2.7% | M&A | Morningstar | Boston Scientific Still Navigating the Regulatory Process to Acquire Penumbra - Morningstar |
| 2022-11-03 | +2.6% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-02-11 | +2.5% | news | Intellectia AI | PEN Forecast — Price Prediction for 2026. Should I Buy PEN? - Intellectia AI |
| 2021-09-22 | -2.4% | legal | SEC EDGAR | PEN 8-K: 3.02 (SEC Filing) |
| 2025-09-03 | +2.4% | news | Seeking Alpha | Penumbra, Inc. (PEN) Presents At Wells Fargo 20th Annual Healthcare Conference 2025 Transcript |
| 2025-07-31 | -2.4% | news | Yahoo Finance | Should You Invest in Penumbra (PEN)? - Yahoo Finance |
| 2021-10-07 | -2.3% | legal | SEC EDGAR | PEN 8-K: 2.01 and 3.02 (SEC Filing) |
| 2025-07-28 | -2.3% | earnings | Seeking Alpha | Penumbra Q2 2025 Earnings Preview |
| 2026-04-07 | -2.2% | news | ChartMill | Penumbra Investor Alert: Kahn Swick & Foti, LLC Investigates Adequacy of Price and Process in Proposed Sale of Penumbra, Inc. - PEN - ChartMill |
| 2021-08-09 | -2.1% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-09-05 | +2.1% | analyst | Quiver Quantitative | Penumbra Inc Stock (PEN) Opinions on Insider Sales and Analyst Ratings - Quiver Quantitative |
| 2025-12-03 | +2.0% | news | Seeking Alpha | Penumbra, Inc. (PEN) Presents at Piper Sandler 37th Annual Healthcare Conference Transcript |
| 2021-11-03 | +2.0% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2026-03-17 | +1.7% | news | Yahoo Finance | What Makes Penumbra (PEN) a Good Investment Choice? - Yahoo Finance |
| 2026-03-17 | +1.7% | analyst | Investing.com | UBS reiterates Penumbra stock rating on thrombectomy confidence - Investing.com |
| 2026-04-14 | -1.7% | analyst | Insider Monkey | Citi Reiterates Buy rating for Boston Scientific (BSX) |
| 2026-04-14 | -1.7% | news | AD HOC NEWS | Penumbra Inc stock (US70975L1070): Why its neurovascular leadership matters more now for investors - AD HOC NEWS |
| 2024-02-12 | -1.6% | news | CNN | symbol__ Stock Quote Price and Forecast - CNN |
| 2025-08-27 | +1.6% | news | Seeking Alpha | Penumbra names Shruthi Narayan as president, effective September 1 |
| 2025-08-27 | +1.6% | legal | SEC EDGAR | PEN 8-K: 5.02, 7.01 (SEC Filing) |
| 2025-08-27 | +1.6% | news | Stock Titan | Medical Device Leader Penumbra Elevates 20-Year Industry Veteran Shruthi Narayan to President Role - Stock Titan |
| 2026-04-17 | -1.5% | earnings | Insider Monkey | Boston Scientific Corporation (BSX) Price Target Lowered at Mizuho Ahead of Q1 Medical Device Earnings |
| 2026-04-17 | -1.5% | news | Simply Wall St. | Peninsula Energy Limited (ASX:PEN): When Will It Breakeven? |
| 2026-04-17 | -1.5% | earnings | MarketBeat | Penumbra, Inc. (NYSE:PEN) Receives Average Rating of "Hold" from Brokerages - MarketBeat |
| 2026-04-17 | -1.5% | news | ChartMill | Penumbra Inc (NYSE:PEN) Presents a Compelling Growth and Breakout Opportunity - ChartMill |
| 2026-04-13 | -1.5% | news | PR Newswire | New STORM-PE Data Show Computer Assisted Vacuum Thrombectomy with Anticoagulation Resulted in Significantly Better Functional Outcomes at 90 Days Compared to Anticoagulation Alone for Pulmonary Embolism Patients |
| 2026-04-13 | -1.5% | news | StockStory | 1 Mid-Cap Stock on Our Buy List and 2 We Ignore |
| 2026-04-13 | -1.5% | earnings | MarketBeat | Baillie Gifford & Co. Sells 32,221 Shares of Penumbra, Inc. $PEN - MarketBeat |
| 2026-04-13 | -1.5% | news | Stock Titan | PE patients walked 479m after Penumbra thrombectomy vs 368m on anticoagulation - Stock Titan |
| 2026-04-13 | -1.5% | news | Cổng thông tin điện tử tỉnh Lào Cai | What is market pressure on Penumbra (PEN) Stock | Price at $330.48, Up 0.22% - AI Powered Stock Picks - Cổng thông tin điện tử tỉnh Lào Cai |
| 2025-03-05 | -1.4% | news | GuruFocus | Insider Sell: Arani Bose Sells 12,000 Shares of Penumbra Inc (PE - GuruFocus |
| 2026-04-15 | -1.2% | M&A | Simply Wall St. | A Look At Boston Scientific (BSX) Valuation After The Penumbra Acquisition And Recent Shareholder Returns |
| 2026-04-15 | -1.2% | news | Zacks | Here's Why Penumbra (PEN) is a Strong Growth Stock |
| 2026-04-15 | -1.2% | news | Yahoo Finance | Here's Why Penumbra (PEN) is a Strong Growth Stock - Yahoo Finance |
| 2026-04-15 | -1.2% | news | Xã Vĩnh Công | Penumbra (PEN) Stock Bearish Case (Unchanged) 2026-04-15 - Dividend Growth - Xã Vĩnh Công |
| 2026-04-22 | +1.2% | news | Stock Titan | Penumbra vote May 7 as Boston Scientific (NYSE: PEN) aims H2 2026 close - Stock Titan |
| 2026-04-22 | +1.2% | earnings | Cổng thông tin điện tử tỉnh Lào Cai | Penumbra (PEN) Deep Dive | Q4 2025: Profit Exceeds Views - Dark Pool - Cổng thông tin điện tử tỉnh Lào Cai |
| 2026-03-23 | -1.2% | news | Kalkine Media | Penumbra Inc (NYSE:PEN) Devices Makes Waves Across Russell 1000 Healthcare Stocks - Kalkine Media |
| 2026-01-13 | -1.2% | news | Seeking Alpha | Penumbra, Inc. (PEN) Presents at 44th Annual J.P. Morgan Healthcare Conference Transcript |
| 2026-01-13 | -1.2% | news | Yahoo Finance | How a Director’s Stock Sale and MMAE Optimism At Penumbra (PEN) Has Changed Its Investment Story - Yahoo Finance |
| 2025-04-22 | -1.2% | earnings | Seeking Alpha | Penumbra Q1 2025 Earnings Preview |
| 2026-04-23 | -1.1% | M&A | Stock Titan | Penumbra (PEN) urges shareholders to approve Boston Scientific merger May 6 - Stock Titan |
| 2025-10-20 | -1.0% | analyst | Yahoo Finance | Needham Upgrades Penumbra (PEN) to Buy Amid 2026 Growth Outlook - Yahoo Finance |
| 2026-04-09 | -0.9% | news | Cổng thông tin điện tử tỉnh Lào Cai | Is Penumbra (PEN) Stock Breaking Resistance | Price at $329.11, Down 0.60% - Volatility Breakout - Cổng thông tin điện tử tỉnh Lào Cai |
| 2023-11-02 | -0.9% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2025-12-15 | -0.8% | news | Seeking Alpha | Penumbra: Well-Placed For Above-Average Growth, But Mind The Volatility |
| 2025-12-15 | -0.8% | news | Seeking Alpha | Penumbra: Well-Placed For Above-Average Growth, But Mind The Volatility (NYSE:PEN) - Seeking Alpha |
| 2026-04-20 | -0.7% | news | Medical Device Network | EY on the current state of the medtech industry |
| 2026-04-20 | -0.7% | news | DirectorsTalk Interviews | Penumbra, Inc. (PEN) Stock Analysis: A Healthcare Contender With 10% Upside Potential - DirectorsTalk Interviews |
| 2026-04-06 | -0.6% | news | Stock Titan | Penumbra (NYSE: PEN) director sells 100 shares under Rule 10b5-1 plan - Stock Titan |
| 2025-10-29 | -0.6% | news | Yahoo Finance | Is Penumbra’s Stock Still a Good Bet After a 7% Drop in the Past Month? - Yahoo Finance |
| 2026-03-03 | -0.6% | M&A | Stock Titan | Boston Scientific (NYSE: BSX) Explains Rationale for Penumbra Deal - Stock Titan |
| 2025-11-04 | +0.6% | earnings | Seeking Alpha | Penumbra Q3 2025 Earnings Preview |
| 2022-02-22 | -0.5% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2026-04-19 | -0.5% | news | AD HOC NEWS | Penumbra Inc stock (US70975L1070): Why Google Discover changes matter more now - AD HOC NEWS |
| 2026-04-18 | -0.5% | analyst | Cổng thông tin điện tử Tỉnh Sơn La | Penumbra (PEN) Stock: Why Strong Balance Sheet (Momentum Building) 2026-04-18 - Rating Change - Cổng thông tin điện tử Tỉnh Sơn La |
| 2026-04-18 | -0.5% | analyst | Cổng thông tin điện tử tỉnh Tây Ninh | Penumbra (PEN) Stock: Why Strong Balance Sheet (Momentum Building) 2026-04-18 - Senior Analyst Forecasts - Cổng thông tin điện tử tỉnh Tây Ninh |
| 2026-04-18 | -0.5% | analyst | Xã Vĩnh Công | Penumbra (PEN) Stock: Why Strong Balance Sheet (Momentum Building) 2026-04-18 - Rating Change - Xã Vĩnh Công |
| 2026-03-27 | -0.4% | news | Yahoo Finance | Reasons to Retain Penumbra Stock in Your Portfolio for Now - Yahoo Finance |
| 2026-03-27 | -0.4% | earnings | Yahoo Finance | Penumbra (PEN) Down 1.6% Since Last Earnings Report: Can It Rebound? - Yahoo Finance |
| 2026-03-27 | -0.4% | news | Stock Titan | Vanguard disaggregates holdings; reports 0 shares in Penumbra (PEN) - Stock Titan |
| 2026-02-25 | +0.4% | legal | SEC EDGAR | PEN 8-K: 2.02 and (SEC Filing) |
| 2026-02-25 | +0.4% | news | PR Newswire | Penumbra, Inc. Reports Fourth Quarter and Full Year 2025 Financial Results - PR Newswire |
| 2026-02-25 | +0.4% | earnings | Quiver Quantitative | Penumbra Inc. (PEN) Releases Q4 2025 Earnings: Revenue and EPS Beat, Strong YoY Growth - Quiver Quantitative |
| 2026-02-25 | +0.4% | legal | TradingView | Penumbra Inc SEC 10-K Report - TradingView |
| 2026-03-02 | -0.4% | earnings | The Globe and Mail | PEN Stock Up Following Q4 Earnings & Revenue Beat, Margins Rise - The Globe and Mail |
| 2026-01-27 | -0.4% | M&A | Sahm | Boston Scientific Buyout Caps Penumbra Upside And Shifts Investor Focus - Sahm |
| 2025-12-29 | -0.4% | news | Stock Titan | Big healthcare investor conference to spotlight Penumbra on Jan. 12 - Stock Titan |
| 2026-04-10 | -0.3% | news | Zacks | 3 Reasons Why Growth Investors Shouldn't Overlook Penumbra (PEN) |
| 2026-04-10 | -0.3% | news | Yahoo Finance | 3 Reasons Why Growth Investors Shouldn't Overlook Penumbra (PEN) - Yahoo Finance |
| 2026-04-02 | -0.3% | legal | Stock Titan | [144] Penumbra Inc SEC Filing - Stock Titan |
| 2026-01-07 | -0.1% | news | Yahoo Finance | Penumbra (PEN) is an Incredible Growth Stock: 3 Reasons Why - Yahoo Finance |
| 2025-05-09 | -0.1% | news | Yahoo Finance | Should You Consider Adding Penumbra (PEN) To Your Portfolio? - Yahoo Finance |
| 2026-01-06 | +0.1% | news | Investing.com | Penumbra director Wilder sells $57,793 in stock - Investing.com |
| 2024-08-19 | +0.0% | earnings | Seeking Alpha | Penumbra Stock: Growth In Thrombectomy Portfolio Should Lead To Strong Earnings (NYSE:PEN) - Seeking Alpha |
| 2025-06-26 | -0.0% | news | Seeking Alpha | Penumbra: AI Meets Aspiration - Why The Stock Is A Structural Winner |
| 2025-06-26 | -0.0% | news | Seeking Alpha | Penumbra: AI Meets Aspiration - Why The Stock Is A Structural Winner - Seeking Alpha |
| 2026-04-24 | — | earnings | MarketBeat | Boston Scientific Q1 Earnings Call Highlights |
| 2026-04-24 | — | news | ChartMill | PEN Stock Price, Quote & Chart | PENUMBRA INC (NYSE:PEN) - ChartMill |
| 2026-04-24 | — | news | ChartMill | PEN Technical Analysis | Trend, Signals & Chart Patterns | PENUMBRA INC (NYSE:PEN) - ChartMill |