Scalpel
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1.Getting started
  • Install Scalpel on Windows
  • Install Scalpel on a Mac
  • Activate your Scalpel licence
  • Connect Scalpel to Interactive Brokers
  • Enable the API in TWS and IB Gateway
  • The IBKR market data you need for Level 2
  • Your first 15 minutes in SIM
  • A tour of the Scalpel cockpit
  • What Scalpel is for, and what it is not
2.Desks and layout
  • Load symbols onto desks
  • Add, remove and resize desks
  • Panel settings: Level 2, tape and chart
  • Set up Scalpel for one, two or three screens
  • Desk badges: DELAYED, NO DATA, STALE and HALTED
3.Reading the market
  • How to read Level 2 in Scalpel
  • Spot iceberg orders on Level 2
  • Read the time and sales tape
  • Hear the tape: tape sound
  • The chart: timeframes, VWAP, EMAs, MACD and delta
  • The read line and the chart read bar
  • Read the players on Level 2: venues, refills and size
4.Placing trades
  • Sizing presets: shares, dollars or risk
  • Trade a fixed dollar risk with Risk (Cents)
  • Hotkeys: the defaults and how to change them
  • Entries: marketable limits, offsets and partial fills
  • Scale out and flatten
  • The order bar and orders panel
5.Stops and targets
  • How Scalpel's stops work
  • Move your stop and target on the chart
  • Breakeven and trailing stops
  • R multiples: how Scalpel measures a trade
  • Stops in the pre-market: why they cannot sit on the book
6.SIM and LIVE
  • Paper trading with SIM
  • Switch to LIVE safely
  • Commissions: pick your IBKR plan
  • Analytics: review your trading
7.Risk controls
  • Set a daily loss limit (the kill-switch)
  • Fat-finger and max-position caps
  • Why Scalpel is long-only
8.Scanner
  • Set up the IBKR scanner
  • Scan types: momentum, running up and setups
  • Scan the pre-market
  • Shares out, short interest and the squeeze score
  • Arrange scan panels
9.Intel: borrow, dilution and catalysts
  • Turn on intel
  • Check a stock for dilution before you buy
  • Borrow, short fees and squeeze setups
  • Why is it moving? Catalyst grading
  • Every intel chip, explained
  • Warrant and offering lines on the chart
  • The dilution entry guard
10.Audio and alerts
  • Voice callouts and sounds
  • Alerts and toasts
11.Settings reference
  • Settings: Connection
  • Settings: Trading
  • Settings: Stops
  • Settings: Risk
  • Settings: Sizing
  • Settings: Appearance
  • Settings: Audio
  • Settings: Hotkeys
  • Settings: Intel
  • Settings: About
12.Licence, updates and account
  • Move your licence to a new computer
  • Updates: how Scalpel updates itself
  • Try new features early: the beta channel
  • Refunds, invoices and billing
  • Earn with the referral program
  • Get help on Discord
13.Troubleshooting
  • Scalpel says Disconnected: fix the IBKR connection
  • TWS is running but not accepting the connection
  • TWS signs out when IB Gateway starts
  • Delayed data, NO DATA or STALE, or Depth unavailable
  • A LIVE order was rejected
  • An order did not fill, or only part filled
  • Scan panels say the IBKR scanner is off or waiting
  • Licence: machine limit reached
  • Licence: Scalpel cannot reach scalpeltrade.com
  • Windows protected your PC: installing Scalpel
  • An update did not install, or Scalpel went back a version
  • The chart or app window is blank
  • The order bar is greyed out
  • No callouts or tape sound
  • Intel shows nothing or SEC filings are off
14.Tips and tricks
  • 40 Scalpel tips for faster, safer scalping
  • A pre-market routine with Scalpel
  • Trade without touching the mouse
  • Settings for a small account
  • Your first week: a SIM practice plan
  • The momentum method Scalpel is built around
15.Glossary
  • Day trading glossary
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Trading involves substantial risk of loss. Scalpel is software, not investment advice. LIVE mode places real orders in your Interactive Brokers account. No warranty. Simulated or replayed results do not guarantee future results. Scalpel is independent software and is not affiliated with, endorsed by or sponsored by Interactive Brokers LLC. IBKR and TWS are trademarks of their respective owners. Figures shown on this site are demo data, not live quotes. Scalpel is sold by QUITE RIGHT LIMITED, registered in England and Wales, company number 17053815. Copyright 2026.

    All guides
    1.Getting started
    • Install Scalpel on Windows
    • Install Scalpel on a Mac
    • Activate your Scalpel licence
    • Connect Scalpel to Interactive Brokers
    • Enable the API in TWS and IB Gateway
    • The IBKR market data you need for Level 2
    • Your first 15 minutes in SIM
    • A tour of the Scalpel cockpit
    • What Scalpel is for, and what it is not
    2.Desks and layout
    • Load symbols onto desks
    • Add, remove and resize desks
    • Panel settings: Level 2, tape and chart
    • Set up Scalpel for one, two or three screens
    • Desk badges: DELAYED, NO DATA, STALE and HALTED
    3.Reading the market
    • How to read Level 2 in Scalpel
    • Spot iceberg orders on Level 2
    • Read the time and sales tape
    • Hear the tape: tape sound
    • The chart: timeframes, VWAP, EMAs, MACD and delta
    • The read line and the chart read bar
    • Read the players on Level 2: venues, refills and size
    4.Placing trades
    • Sizing presets: shares, dollars or risk
    • Trade a fixed dollar risk with Risk (Cents)
    • Hotkeys: the defaults and how to change them
    • Entries: marketable limits, offsets and partial fills
    • Scale out and flatten
    • The order bar and orders panel
    5.Stops and targets
    • How Scalpel's stops work
    • Move your stop and target on the chart
    • Breakeven and trailing stops
    • R multiples: how Scalpel measures a trade
    • Stops in the pre-market: why they cannot sit on the book
    6.SIM and LIVE
    • Paper trading with SIM
    • Switch to LIVE safely
    • Commissions: pick your IBKR plan
    • Analytics: review your trading
    7.Risk controls
    • Set a daily loss limit (the kill-switch)
    • Fat-finger and max-position caps
    • Why Scalpel is long-only
    8.Scanner
    • Set up the IBKR scanner
    • Scan types: momentum, running up and setups
    • Scan the pre-market
    • Shares out, short interest and the squeeze score
    • Arrange scan panels
    9.Intel: borrow, dilution and catalysts
    • Turn on intel
    • Check a stock for dilution before you buy
    • Borrow, short fees and squeeze setups
    • Why is it moving? Catalyst grading
    • Every intel chip, explained
    • Warrant and offering lines on the chart
    • The dilution entry guard
    10.Audio and alerts
    • Voice callouts and sounds
    • Alerts and toasts
    11.Settings reference
    • Settings: Connection
    • Settings: Trading
    • Settings: Stops
    • Settings: Risk
    • Settings: Sizing
    • Settings: Appearance
    • Settings: Audio
    • Settings: Hotkeys
    • Settings: Intel
    • Settings: About
    12.Licence, updates and account
    • Move your licence to a new computer
    • Updates: how Scalpel updates itself
    • Try new features early: the beta channel
    • Refunds, invoices and billing
    • Earn with the referral program
    • Get help on Discord
    13.Troubleshooting
    • Scalpel says Disconnected: fix the IBKR connection
    • TWS is running but not accepting the connection
    • TWS signs out when IB Gateway starts
    • Delayed data, NO DATA or STALE, or Depth unavailable
    • A LIVE order was rejected
    • An order did not fill, or only part filled
    • Scan panels say the IBKR scanner is off or waiting
    • Licence: machine limit reached
    • Licence: Scalpel cannot reach scalpeltrade.com
    • Windows protected your PC: installing Scalpel
    • An update did not install, or Scalpel went back a version
    • The chart or app window is blank
    • The order bar is greyed out
    • No callouts or tape sound
    • Intel shows nothing or SEC filings are off
    14.Tips and tricks
    • 40 Scalpel tips for faster, safer scalping
    • A pre-market routine with Scalpel
    • Trade without touching the mouse
    • Settings for a small account
    • Your first week: a SIM practice plan
    • The momentum method Scalpel is built around
    15.Glossary
    • Day trading glossary
    Guides/8. Scanner

    Guide 8.5

    Arrange scan panels

    Beginner, 7 min read. Checked with Scalpel 1.12.8 on October 15, 2026.

    In short

    On a scan desk, click Add panel in the desk header to add a scan panel, pick its scan from the dropdown in the panel's title, drag the gap between panels to resize them, and drag a title onto another panel to swap them. Each title bar has LIVE or LOG, a bell to mute alerts, a cog for that scan's settings and an X to remove the panel. Click a row to load the stock onto a free desk, or click a coloured square to pick the desk.

    A scan desk is a stack of scan panels you can shape to the way you trade: one big IBKR scanner list, or a tall Setups panel with a small High of day momentum strip under it. This guide covers every control on the desk and on each panel, with the details that are easy to miss, such as which settings are shared between panels.

    Before you start

    • A desk switched to SCAN (guide 8.1).
    • At least one trader desk open, so rows have somewhere to load (guide 2.2).

    The scan desk and its panels

    A new scan desk opens with three panels, top to bottom: IBKR scanner, High of day momentum and Running up.

    D4SCANClick a desk color to loadAdd panelHide
    IBKR scanner 7LIVE
    RANKSYMPRICECHG%VWAPINTELSQZRVOLSHS OUTSHORTMKT CAPVOLDESK
    1+3TUVWHALT4.05+41.3%Trial data 9m6444.7x9.1M11% 2.2d$36.9M18.2M
    2+1PQRS1.87+26.4%Can't shortHype 1h7631.2x4.2M18% 3.4d$7.9M41.3M
    3-2EFGH3.18+23.7%Selling 21hDeal 2h1912.4x38.6M6% 1.1d$122.7M28.1M
    4XYZA0.62+18.9%DilutionFluff PR 16h216.1x152.0M3% 0.4d$94.2M63.5M
    5JKLM8.42+16.0%Earnings 3h528.6x11.3M9% 2.0d$95.1M9.7M
    6+2BCDE11.37+12.2%Analyst 5h414.9x24.0M5% 1.6d$272.9M5.4M
    7-1CDEF2.24+10.6%Offering 5m229.8x17.5M7% 1.3d$39.2M14.9M
    High of day momentum 2LIVE
    SYMPRICECHG%VWAPINTELSQZRVOLSHS OUTSHORTMKT CAPVOLDESK
    ABCD5.84+10.6%FDA 5mCan dilute7015.4x6.8M22% 4.1d$39.7M12.7M
    TUVW4.19+46.2%Trial data 10m6545.9x9.1M11% 2.2d$38.1M18.8M
    Running up 1LIVE
    SYMPRICECHG%VWAPINTELSQZRVOLSHS OUTSHORTMKT CAPVOLDESK
    PQRS1.93+30.4%Can't short7732.8x4.2M18% 3.4d$8.1M43.1M
    123
    A scan desk: Add panel in the desk header 1, the scan dropdown in each panel's title 2, and the gap you drag to resize two panels 3. Demo data.

    Every panel's title bar carries the same controls:

    High of day momentum 2LIVE
    123456
    The title bar: the scan dropdown 1, the row count 2, LIVE or LOG 3, the bell 4, the cog 5 and the close button 6.

    Arrange the panels

    1. 01

      Add a panel

      Click Add panel in the scan desk's header. The new panel appears at the bottom, split from the lowest panel, and shows the first scan not already on the desk. On the default desk, that is Setups.

    2. 02

      Choose its scan

      Click the scan name in the panel's title and pick IBKR scanner, High of day momentum, Running up or Setups. Guide 8.2 explains what each one finds.

      Running up IBKR scannerHigh of day momentumRunning upSetups1LIVE
      SYMPRICECHG%VWAPINTELSQZRVOLSHS OUTSHORTMKT CAPVOLDESK
      PQRS1.93+30.4%Can't short7732.8x4.2M18% 3.4d$8.1M43.1M
      The scan dropdown open on a panel's title.
    3. 03

      Resize panels

      Drag the gap between two panels up or down. Give the panel you read most the most rows: each row is 21 pixels, and a panel scrolls when it has more rows than fit.

    4. 04

      Reorder panels

      Drag a panel by its title bar and drop it on another panel: the two swap places.

    5. 05

      Remove a panel

      Click the X at the right of the title bar. A scan desk always keeps at least one panel, so the last one has no X. To switch the whole desk back to trading, click SCAN in the desk header. Hide in the desk header closes the desk altogether (when more than one desk is open).

    Scalpel saves the layout as you change it, per desk, so it is the same next time.

    LIVE and LOG views

    Click LIVE (green) to switch the panel to LOG (blue), and click again to go back.

    • LIVE shows the stocks on the scan right now, in rank order or your chosen sort.
    • LOG is the scan's alert history, newest first, up to 200 entries: every time a stock entered the scan this session, with a TIME column (now, 40s ago, 3m ago, 2h ago).
    High of day momentum 5ClearLOG
    TIMESYMPRICECHG%VWAPINTELSQZRVOLSHS OUTSHORTMKT CAPVOLDESK
    nowBCDE11.41+12.6%Analyst 5h414.9x24.0M5% 1.6d$273.8M5.4M
    40s agoABCD5.84+10.6%FDA 5m7015.4x6.8M22% 4.1d$39.7M12.7M
    2m agoTUVW4.11+43.6%Trial data 8m6445.1x9.1M11% 2.2d$37.4M18.5M
    3m agoABCD5.78+9.5%FDA 2m6915.1x6.8M22% 4.1d$39.3M12.5M
    5m agoTUVW3.98+39.1%Trial data 4m6344.0x9.1M11% 2.2d$36.2M17.9M
    High of day momentum in LOG view: the newest alert flashing blue, older rows fading over a few minutes, and a red dot on the row where each stock first appeared. Demo data.

    In LOG view a fresh entry flashes blue for a couple of seconds, rows fade as they age so the newest read brightest, and the row where a stock appeared for the first time keeps a red dot, so you can see at a glance that ABCD's latest break, 40 seconds ago, was its second.

    Clear (LOG view only) empties the log. It also resets the scan's memory of which stocks it has seen, so the next appearance of each one counts as new again and alerts again.

    Note

    View, sort and bell belong to the scan, not to the panel. Two panels showing the same scan always share them: switch one to LOG and both switch.

    Mute a scan

    Click the bell. A crossed-out bell means that scan is muted: no toast, no sound and no voice for it, though the rows and the log still update. It is the same switch as Alert on new entry in the cog. By default IBKR scanner, High of day momentum and Setups are armed and Running up is muted.

    The cog: a scan's settings

    Click the cog for that scan's settings. They apply as you change them; close the window with the X. What is in it depends on the scan:

    • IBKR scanner: Alert on new entry, and a note that its filters are in Settings under Connection (guide 8.1).
    • High of day momentum and Setups: Alert on new entry only. They show every listed stock that triggers.
    • Running up: Alert on new entry plus its own price, gap, relative volume, shares out, volume and market cap filters (guide 8.2).

    Every cog ends with the same Global block, shared by all panels:

    IBKR scanner settings
    Alert on new entryThis panel is the IBKR scanner's own list. Its filters are in Settings under Connection.
    GlobalRequire news catalystNews gating applies to the Running up scan; High of day and Setups run over the IBKR scanner's list without gates. Headlines come from the news providers on your IBKR account.Setup chipsThe lettered setup tag beside each symbol. The Setups scan always shows it.Intel columnThe dilution, catalyst and borrow chips on every scan panel. The desk strips and chart lines stay on either way.
    The IBKR scanner's cog, with the Global block outlined.
    Global switchDefaultWhat it does
    Require news catalystOffRunning up shows only stocks with a headline in the last 24 hours
    Setup chipsOnThe coloured setup letters beside symbols. The Setups panel always shows them
    Intel columnOnThe dilution, catalyst and borrow chips on every scan panel. The desk strips and chart lines stay on either way

    Turning off Intel column gives the other columns more room on a narrow scan desk.

    Sort a panel

    Click a column header to sort by it, biggest first; click it again to flip the order. The arrow beside the header shows the active sort. SYM, PRICE, CHG%, SQZ, RVOL, SHS OUT, SHORT, MKT CAP and VOL sort; RANK, VWAP and INTEL do not. The sort is saved per scan. Sorting the IBKR scanner by CHG%, biggest first, matches its live rank order.

    Send a row to a desk

    • Click a row to load the stock onto a trader desk: an empty desk first, otherwise one with no open position. If the stock is already on a desk, that desk takes focus instead. If every trader desk holds a position, the toast No free desk: every trader desk holds a position says so; if every desk is a scan desk, No trader desk open: click SCAN on a desk to switch it to TRADER tells you what to do.
    • Click a coloured square in the DESK column to load the stock onto that desk. There is one square per open trader desk, in the desk's colour, which is what the scan desk's header hint means by "Click a desk color to load".
    PQRS1.87+26.4%
    XYZA0.62+18.9%
    The DESK squares up close: PQRS is on the green desk, so its square is filled; XYZA is on none.

    A filled square means that desk already holds the stock. Clicking a filled square empties that desk. A desk holding a position never changes symbol: you get "D2 holds a position: close it before changing the symbol" instead, so a click on the scanner can never orphan an open trade.

    Scan alert toasts work the same way: click one to load its stock. Guide 2.1 covers loading symbols in general.

    What can go wrong

    • Clicking a row does nothing visible. The stock is already on a desk and that desk just took focus, or no trader desk is free (check for the toast).
    • The LOG view emptied itself. Someone pressed Clear, or Scalpel restarted: the log lives for the session.
    • A panel shows fewer rows than the count. The panel is shorter than its list. Scroll it, or drag the gap to give it more height.

    Questions

    Can I put the same scan on two panels?
    Yes, but both panels share that scan's rows, sort, LIVE or LOG view and bell, so it is mostly useful across two scan desks on different screens.
    How many scan panels can a desk hold?
    As many as fit. Each Add panel splits the lowest panel in two, so in practice three or four panels per desk stay readable.
    Do scan panels use market data lines?
    Not by themselves. The IBKR scanner's list uses one line per listed stock whether or not any panel is open, and the other scans read the same quotes.
    Does Clear stop alerts?
    No, the opposite. Clear resets which stocks the scan has seen, so each one alerts again the next time it appears. Mute the bell to stop alerts.
    Why do the rows have alternating shading?
    That is the zebra striping for readability. Turn it off in Settings > Appearance > Zebra stripes.

    Related guides

    Guide 8.1Set up the IBKR scannerTurn on Scalpel's IBKR scanner: switch a desk to SCAN, set price, change, volume and share filters, and know how many market data lines the list uses.Guide 8.2Scan types: momentum, running up and setupsWhat Scalpel's high-of-day momentum, running up and setups scans find, the running up filters, setup letter chips, and when each scan announces a name.Guide 2.2Add, remove and resize desksRun up to six desks, resize them with the grips, even them out, colour them, copy one layout to all, and switch a desk between TRADER and SCAN.
    Previous: 8.4Shares out, short interest and the squeeze scoreNext: 9.1 Turn on intel
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