Newsroom
Market News
Big moves, why they moved, pre- and post-market. Click a headline to read it — the arrows walk the list.
Movers
- How HealthStream, Inc. (HSTM) Logged a 2.1% Move in Tuesday's Session
- Could Veritone, Inc. (VERI)'s 3.2 Sigma Move Be Bigger Than It Looked?
- 6 Sessions, Higher Move: Healthcare Services Group, Inc. (HCSG) Stayed Unusually Active
- Where Wall Street Advanced Friday: 10 Stocks on the Gainers List
- Where Wall Street Gave Ground Friday: 10 Stocks on the Losers List
- Wall Street by Traded Value: Micron Technology, Inc. (MU) at the Top
- 10 Wall Street Names Pop Up on Volume Leaders List Friday
- Riot Platforms, Inc. (RIOT) Gains as Move Reaches 8.4% and Volume Hits 1.0x
- For Grayscale Ethereum Mini Trust ETF (ETH), 7.8% Was the Kind of Move That Rarely Goes Unnoticed
- Pulse Biosciences, Inc. (PLSE) Climbs as Move Reaches 6.5% and Volume Hits 0.5x
- Viasat, Inc. (VSAT) Jumps Beyond Its Usual Day-to-Day Range
- Lam Research Corporation (LRCX) Compared With Its Own Volatility: 5.7% and 1.2 Sigma
- Silicon Motion Technology (SIMO) Higher on a Session Measured in 0.8x Volume
- Applied Optoelectronics, Inc. (AAOI) Records Largely Stock-Specific Action in a 5.4% Move
- Peabody Energy Corporation (BTU) Lower Fast as 2.5 Sigma and 1.7x Stand Out
- HubSpot, Inc. (HUBS) Lower as Stock-Specific Action Dominates
- Five9, Inc. (FIVN) Records Largely Stock-Specific Action in a 6.1% Move
- QUALCOMM Incorporated (QCOM) Sees a 5.7% Break From the Recent Pattern
- Alexandria Real Estate Equities (ARE) Falls 5.1% — What the Session Data Shows
- National CineMedia, Inc. (NCMI) Moved Lower, With $13.1 million Marked by the Session
- ProQR Therapeutics N.V. (PRQR)'s Biggest Move Was 7.0% — Here's What Drove It
- Pulse Biosciences, Inc. (PLSE) Had Its Biggest Swing on Wednesday, at 2.5 Sigma
- 0.5x Volume Helped Push NN, Inc. (NNBR) Into a Higher Move
- Could PTC Therapeutics, Inc. (PTCT)'s 1.5 Sigma Move Be Bigger Than It Looked?
- Cerus Corporation (CERS)'s Range Breaks Were Mostly Lower Across 6 Sessions
- BRC Group Holdings, Inc. (RILY) Tracked 1.4 Sigma Above Normal in Its Busiest Session
- What Made QCR Holdings, Inc. (QCRH) Move More Than Usual? 1.1x Volume
- Thursday's Move Left QuidelOrtho Corporation (QDEL) Higher by 7.6%
- Rimini Street, Inc. (RMNI) Saw a Sharp Move, but the Split Was Mostly Higher
- 6 Days of Oversized Swings Kept Perma-Pipe International (PPIH) in Play
- 6 Days of Oversized Swings Kept PennantPark Investment Corporation (PNNT) in Play
- MediciNova, Inc. (MNOV) Tracked 8.1 Sigma Above Normal in Its Busiest Session
- 2.2x Volume Helped Push Simmons First National Corporation (SFNC) Into a Higher Move
- Tuesday: uniQure N.V. (QURE) Saw a Higher Swing on 1.6x Volume
- Cresud Sociedad Anónima, Comercial, Inmobiliaria, Financiera y Agropecuaria (CRESY) Had a 2.9 Sigma Move, With 1.7x Volume
- 0.9 Sigma Later, Nature's Sunshine Products, Inc. (NATR) Still Ended Lower
- FreightCar America, Inc. (RAIL) Traded Outside Its Usual Band 6 Times
- Southern First Bancshares, Inc. (SFST) Moved More Than Normal, with 1.3x Volume and a Gap
- 6 Sessions, Higher Move: RCM Technologies, Inc. (RCMT) Stayed Unusually Active
- 6 Outsized Sessions: Nektar Therapeutics (NKTR) Was Never Far From the Tape
Ask the market a question. Get a calculated answer.
The AI is not a chatbot bolted onto a document store. It calls the same analytics engine that powers every screen on this platform — so what comes back is a number it computed from raw history, with the command that produced it.
86,000+ instruments
Global equities, ETFs, funds, options, FX, commodities, crypto, economics, filings, transcripts and news — one normalised symbol universe with adjusted history.
A real analytics engine
Screening, backtesting, technicals, options analytics, correlations, seasonality and factor models — computed on demand from raw prices, never a stale cache.
It shows its working
Answers arrive with the charts, tables and tool calls behind them, so you can check the number instead of trusting a paraphrase.
Your own documents
Upload filings, decks and research. Ask across them and the answer cites the page it came from.
Agents and workflows
Multi-step research that runs the platform's tools for you — screen, pull the history, compute, compare, then write it up.
MCP, CLI and API
The same command catalogue from Claude, your own agent, a shell or your pipeline. The answer on screen is the answer your job gets at 4am.
You ask
“How does NVDA usually trade through earnings?”
It calls
→ ka.options_expected_move(NVDA)
It answers
NVDA has averaged a 9.2% absolute move on the day after earnings and closed higher 67% of the time. Two in three reactions land between −4.2% and +16.3% — the distribution is skewed right, not symmetric.
Every figure computed live from our own history — not scraped, not summarised.
Or start with