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Plans & pricingDonatePacific Biosciences of California, Inc.
XNAS•Technology•Laboratory Analytical Instruments
Flagged at $1.83 at 08:48 AM on Sep 30, then ran to $2.46 +34% that session.
The high is the session peak after our first alert, not a realized trade. Not investment advice.
Why is PACB down today? It is at $1.73 (-11.73%), and our scanner flagged it 296 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment PACB spikes, and full due diligence on PACB — key stats, earnings, dilution and insider activity. Free.
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Here is the latest on PACB from our scanner (live price and day move above). A move this size is almost always tied to a specific catalyst. Most of the time that is an earnings report, a guidance update, or a company announcement. If none is shown above, the release may not be in our news feed yet. It will show up here as soon as it is.
Likely catalystPACIFIC BIOSCIENCES OF CALIFORNIA, INC.: Q2 FY2026 results, three months to Jun 30, 2026, from an SEC filing. Read it →| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Gibson James R Ii Officer | Sold (automatic/other) | -662K 0.2% of company | sold 38% | 1.08M | $2.1M at $3.11 | Oct 6, 26 |
Gibson James R Ii Officer | Other | 500K 0.2% of company | added 40% | 1.75M | $590K at $1.18 | Oct 6, 26 |
Van Oene Mark Officer | Sold (automatic/other) | -27K | sold 1.0% | 2.71M | $30K at $1.13 | Aug 17, 26 |
Van Oene Mark Officer | Acquired (grant/award) | +489K 0.2% of company | added 22% | 2.73M | n/a | Aug 10, 26 |
Gibson Christopher Director | Acquired (grant/award) | +57K 0.02% of company | added 100% | 111K | n/a | Apr 8, 26 |
Gibson James R Ii Officer | Sold (automatic/other) | -88K 0.03% of company | sold 6.6% | 1.25M | $121K at $1.37 | Apr 1, 26 |
Farmer Michele Officer | Sold (automatic/other) | -3K | sold 1.0% | 306K | $4K at $1.51 | Mar 3, 26 |
Van Oene Mark Officer | Sold (automatic/other) | -7K | sold 0.3% | 2.24M | $10K at $1.51 | Mar 3, 26 |
Henry Christian O Officer | Sold (automatic/other) | -12K | sold 0.3% | 3.58M | $19K at $1.51 | Mar 3, 26 |
Gibson Christopher Director | Acquired (grant/award) | +54K 0.02% of company | n/a | 54K | n/a | Mar 3, 26 |
Henry Christian O Officer | Acquired (grant/award) | +921K 0.3% of company | added 34% | 3.59M | n/a | Feb 27, 26 |
Van Oene Mark Officer | Acquired (grant/award) | +500K 0.2% of company | added 29% | 2.24M | n/a | Feb 27, 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.
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Here is the latest on PACB from our scanner (live price and day move above). A move this size is almost always tied to a specific catalyst. Most of the time that is an earnings report, a guidance update, or a company announcement. If none is shown above, the release may not be in our news feed yet. It will show up here as soon as it is.
PACB last traded at $1.73, down 11.73% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Pacific Biosciences of California, Inc. (PACB) is next expected to report earnings on Wednesday, November 4, 2026 (after close), about 18 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 PACB 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 PACB 296 times in the last 30 days.
PACB (Pacific Biosciences of California, Inc.) trades on XNAS, with a market cap of about $538M in the LABORATORY ANALYTICAL INSTRUMENTS 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 PACB for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.
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