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Concepts › Signals › Volume › Volume & averages

prev_day_volume

Previous trading day’s total volume (raw shares).

metadata
typebigint
unitshares
cadence1 min · mkt hrs
intervals1d
universeall tickers
historyfull · since 2003
nullableyes — NULL where not applicable

Swap YOUR_KEY for a key from /dashboard/keys. Responses are real captures from 2026-09-18, trimmed.

Every ticker matching this signal /v2/signals/{signal}

Live — every ticker with prev_day_volume above a cutoff
curl -G "https://api.tickerbot.io/v2/signals/prev_day_volume" \
  --data-urlencode "condition=> 26627765" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-09-18, trimmed)
{
 "as_of": "2026-09-18T14:40:39.127Z",
 "signal": "prev_day_volume",
 "condition": "> 26627765",
 "universe": null,
 "count": 2,
 "results": [
  {
   "ticker": "CTNT",
   "name": "Cheetah Net Supply Chain Service Inc. Class A Common Stock",
   "value": 1272310168
  },
  {
   "ticker": "SDST",
   "name": "Stardust Power Inc. Common Stock",
   "value": 677281795
  }
 ]
}
As-of — the same read at a past date
curl -G "https://api.tickerbot.io/v2/signals/prev_day_volume" \
  --data-urlencode "condition=> 26627765" \
  -d "asof=2026-07-04" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-09-18, trimmed)
{
 "as_of": "2026-06-20",
 "signal": "prev_day_volume",
 "condition": "> 26627765",
 "universe": null,
 "count": 2,
 "results": [
  {
   "ticker": "ADTX",
   "name": "Aditxt, Inc. Common Stock",
   "value": 1448031580
  },
  {
   "ticker": "SNBR",
   "name": "Sleep Number Corporation Common Stock",
   "value": 911600859
  }
 ]
}
Subscribe — webhook when a ticker starts matching
curl -X POST "https://api.tickerbot.io/v2/signals/prev_day_volume/subscribe" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_KEY" \
  -d '{"condition": "> 26627765", "target_url": "https://example.com/hooks/tickerbot"}'

Returns 201 with the created webhook — the same shape as GET /v2/webhooks/{id}, plus a one-time signing_secret for HMAC verification.

The whole market, filtered on it /v2/scan

Live — the whole market, ranked by this column
curl -X POST "https://api.tickerbot.io/v2/scan" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_KEY" \
  -d '{ "q": "prev_day_volume IS NOT NULL", "order": "prev_day_volume", "columns": "prev_day_volume" }'
Response (sampled 2026-09-18, trimmed)
{
 "as_of": "2026-09-18T14:40:46.619Z",
 "query": {
  "q": "prev_day_volume IS NOT NULL",
  "limit": 2,
  "order": "prev_day_volume",
  "dir": "desc",
  "fields": [
   "prev_day_volume"
  ],
  "full": false,
  "universe": null,
  "asset_class": null
 },
 "count": 2,
 "results": [
  {
   "ticker": "CTNT",
   "name": "Cheetah Net Supply Chain Service Inc. Class A Common Stock",
   "asset_class": "stocks",
   "asset_type": "CS",
   "price": 0.0435,
   "change_1d_pct": -3.3333333333333366,
   "gap_pct": 19.3333,
   "relative_volume": 2.1161,
   "market_cap": 131746,
   "prev_day_volume": 1272310168
  },
  {
   "ticker": "SDST",
   "name": "Stardust Power Inc. Common Stock",
   "asset_class": "stocks",
   "asset_type": "CS",
   "price": 0.136,
   "change_1d_pct": -45.94594594594594,
   "gap_pct": -33.7838,
   "relative_volume": 0.307,
   "market_cap": 2318019,
   "prev_day_volume": 677281795
  }
 ]
}
As-of — the same scan at a past date
curl -X POST "https://api.tickerbot.io/v2/scan" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_KEY" \
  -d '{ "q": "prev_day_volume IS NOT NULL", "order": "prev_day_volume", "columns": "prev_day_volume", "asof": "2026-07-04" }'
Response (sampled 2026-09-18, trimmed)
{
 "as_of": "2026-06-20",
 "query": {
  "q": "prev_day_volume IS NOT NULL",
  "asof": "2026-06-20",
  "interval": "auto",
  "limit": 2,
  "order": "prev_day_volume",
  "dir": "desc",
  "fields": [
   "prev_day_volume"
  ],
  "full": false,
  "universe": null,
  "asset_class": null
 },
 "count": 2,
 "results": [
  {
   "ticker": "ADTX",
   "name": "Aditxt, Inc. Common Stock",
   "asset_class": "stocks",
   "asset_type": "CS",
   "price": 0.01,
   "change_1d_pct": 127.27272727272727,
   "gap_pct": 272.7272727272727,
   "relative_volume": 13.954582839175648,
   "market_cap": 451,
   "prev_day_volume": 1448031580
  },
  {
   "ticker": "SNBR",
   "name": "Sleep Number Corporation Common Stock",
   "asset_class": "stocks",
   "asset_type": "CS",
   "price": 0.2072,
   "change_1d_pct": -46.871794871794876,
   "gap_pct": -44.871794871794876,
   "relative_volume": 1.0860667519759934,
   "market_cap": 4546872,
   "prev_day_volume": 911600859
  }
 ]
}
Subscribe — webhook on a market-wide condition
curl -X POST "https://api.tickerbot.io/v2/scan/subscribe" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_KEY" \
  -d '{"q": "prev_day_volume > 26627765", "target_url": "https://example.com/hooks/tickerbot"}'

Returns 201 with the created webhook object; deliveries carry the tickers matching the condition at each evaluation.

Its history /v2/series

History — the column on an aligned time grid
curl "https://api.tickerbot.io/v2/series?tickers=AAPL,MSFT&columns=close,prev_day_volume" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-09-18, trimmed)
{
 "as_of": "2026-09-18T14:40:53.622Z",
 "interval": "1d",
 "tickers": [
  "AAPL",
  "MSFT"
 ],
 "columns": [
  "close",
  "prev_day_volume"
 ],
 "count": 6,
 "series": {
  "AAPL": [
   {
    "t": "2026-09-15",
    "close": 331.34,
    "prev_day_volume": 39269147
   },
   {
    "t": "2026-09-16",
    "close": 332.41,
    "prev_day_volume": 31748183
   },
   {
    "t": "2026-09-17",
    "close": 337.002,
    "prev_day_volume": 35981000
   }
  ],
  "MSFT": [
   {
    "t": "2026-09-15",
    "close": 497.12,
    "prev_day_volume": 23091892
   },
   {
    "t": "2026-09-16",
    "close": 490.3,
    "prev_day_volume": 17794612
   },
   {
    "t": "2026-09-17",
    "close": 497.75,
    "prev_day_volume": 16670285
   }
  ]
 }
}

Same grammar on scan, series, and webhooks; state reads take ?asof= for point-in-time answers.

Related signals — Volume & averages