$PEN
Penumbra, Inc.
XNYS•Health Care•Surgical & Medical Instruments & Apparatus
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Plans & pricingDonatePenumbra, Inc.
XNYS•Health Care•Surgical & Medical Instruments & Apparatus
Why is PEN up today? It is at $317.52 (+0.37%), and our scanner flagged it 3 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment PEN spikes, and full due diligence on PEN — key stats, earnings, dilution and insider activity. Free.
Our scanner flagged $PEN 3 times in the last 30 days. Create a free account to track $PEN, build a watchlist, and get instant unusual-volume alerts, with a full day of premium now and 5 more when you verify your email, no card needed.
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Here is the latest on PEN from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for PEN today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystPenumbra Inc: Q2 FY2026 results, three months to Jun 30, 2026, from an SEC filing. Read it →Latest filing4Insider trade (Form 4)Sep 17, 2026 · 21 days agoSources: float & market cap via Polygon · short interest via FINRA · borrow & shortability via Alpaca · SSR from Reg SHO 201 · filings & dilution via SEC EDGAR · analysts via Nasdaq.
Auto-generated from public data for research and education. Not investment advice.
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Narayan Shruthi Officer | Sold (automatic/other) | -1K | sold 3.6% | 33K | $392K at $318.43 | Sep 15, 26 |
Narayan Shruthi Officer | Acquired (grant/award) | +3K | added 9.9% | 34K | n/a | Aug 17, 26 |
Elsesser Adam Officer | Sold (automatic/other) | -77K 0.2% of company | sold 10% | 683K | n/a | May 19, 26 |
Grewal Harpreet Director | Sold (automatic/other) | -100 | sold 1.1% | 9K | $33K at $328.22 | Apr 2, 26 |
Shiu Lambert Officer | Sold (automatic/other) | -150 | sold 0.4% | 39K | $50K at $336.18 | Mar 15, 26 |
Yuen Maggie Officer | Sold (automatic/other) | -186 | sold 1.0% | 18K | $63K at $336.18 | Mar 15, 26 |
Roberts Johanna Officer | Sold (automatic/other) | -186 | sold 0.3% | 67K | $63K at $336.18 | Mar 15, 26 |
Narayan Shruthi Officer | Sold (automatic/other) | -117 | sold 0.4% | 31K | $39K at $336.18 | Mar 15, 26 |
Yuen Maggie Officer | Sold (automatic/other) | -2K | sold 12% | 18K | $832K at $342.30 | Mar 2, 26 |
Narayan Shruthi Officer | Acquired (grant/award) | +3K | added 9.3% | 31K | n/a | Feb 17, 26 |
Shiu Lambert Officer | Acquired (grant/award) | +2K | added 6.2% | 39K | n/a | Feb 17, 26 |
Yuen Maggie Officer | Acquired (grant/award) | +3K | added 14% | 21K | n/a | Feb 17, 26 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
Blend of news sentiment, today’s move, and community votes. Not investment advice.
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.



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Here is the latest on PEN from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for PEN today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
PEN last traded at $317.52, up 0.37% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Penumbra, Inc. (PEN) is next expected to report earnings on Wednesday, November 4, 2026, about 27 days away. Earnings reports often cause large overnight gaps, so many traders manage risk around the date. The date can shift until the company officially confirms it.
The PEN Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged PEN 3 times in the last 30 days.
PEN (Penumbra, Inc.) trades on XNYS, with a market cap of about $12.51B in the SURGICAL & MEDICAL INSTRUMENTS & APPARATUS sector.
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge PEN for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.
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