{"uid":"cap_hWJRu58qUgrPL2Xul9PHX","slug":"finra-daily-short-sale-volume-by-ticker-052b74d3","name":"FINRA Daily Short-Sale Volume by Ticker","description":"FINRA daily short-sale volume for a US stock — short volume, total volume and short-volume ratio, an intraday sentiment signal.","url":"https://marketdata.use.x402atlas.com/short-volume","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["ticker"],"properties":{"limit":{"type":"integer","maximum":50000,"minimum":1,"description":"Max results returned"},"ticker":{"type":"string","description":"US stock ticker, e.g. AAPL"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["queried_at","ticker","count","records"],"properties":{"count":{"type":"integer","description":"Number of records returned."},"ticker":{"type":"string","description":"Echo of the requested ticker."},"records":{"type":"array","items":{"type":"object","required":["short_volume","total_volume"],"properties":{"date":{"type":"string","format":"date"},"short_volume":{"type":"number"},"total_volume":{"type":"number"},"short_volume_ratio":{"type":"number","description":"Percent of total volume sold short."}}},"description":"FINRA daily short-sale volume history, most recent first."},"queried_at":{"type":"string","format":"date-time","description":"UTC timestamp when this bridge queried the upstream."}}}}}}},"responseSchema":{"type":"json","example":{"count":1,"ticker":"A","records":[{"date":"2025-03-25","short_volume":181219,"total_volume":574084,"short_volume_ratio":31.57}],"queried_at":"2026-07-06T12:00:00Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CFgC2art217euficoQQA9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns FINRA daily short-sale volume data for a US stock, including short volume, total volume, and short-volume ratio as an intraday sentiment signal.","exampleAgentPrompt":"What's the FINRA daily short-sale volume and short-volume ratio for NVDA over the last 20 trading days? I want to see if short-selling pressure has been building up.","exampleUseCases":[{"title":"Monitor short pressure on TSLA","prompt":"Can you pull the FINRA short-sale volume data for TSLA over the past month? I want to see if the short-volume ratio has been trending up lately and whether short sellers are piling in."},{"title":"Compare short sentiment for AAPL","prompt":"What fraction of AAPL's daily trading volume has been short over the last two weeks? I'm trying to gauge whether there's been any notable increase in short-selling activity before earnings."},{"title":"Screen SPY for intraday short signals","prompt":"Look up the daily short-sale volume and short-volume ratio for SPY over the last 30 trading days. I want to understand whether short pressure on the broader market has been rising or easing recently."}],"resultDescription":"Returns a list of daily records for the requested ticker, each containing the date, short volume, total volume, and short-volume ratio — useful for gauging intraday short-selling sentiment trends over time.","failureModes":["Missing required 'ticker' query parameter returns a 400 error","Invalid or non-US ticker symbol returns empty results or an error","Limit exceeds maximum of 50000, resulting in a capped or error response","Payment not included or insufficient USDC causes a 402 Payment Required response","Data may not be available for the current trading day if FINRA has not yet published it"],"whenToPreferThis":"Use this endpoint when you need FINRA-sourced daily short-sale volume and short-volume ratio for a US equity, particularly to assess intraday short-selling sentiment or monitor whether short pressure is increasing. Prefer this over FINRA short interest endpoints when you want daily granularity and volume-ratio signals rather than bi-monthly short interest snapshots.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:39:49.816Z","isFirstParty":false}