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Concepts › SignalsPrice action Intraday momentum

opening_drive_down

First 5 minutes of session down < −0.5%.

Watch this signal live on real tickers: Open in Explore →

At a glance

Definition
close_0935 < open_0930 * 0.995
Typeevent (boolean)
GroupPrice action
CategoryIntraday momentum
Update cadence1 min · mkt hrs
Universeall tickers
Historynone — live row only, not historized (no as-of reads)
Firingsticky

Directional strength read straight off the session's bars: drives, drifts, spikes, rallies, exhaustion.

Query it

Every applicable form factor, grouped by endpoint family. Swap YOUR_KEY for the value from /dashboard/keys. Response payloads are real captures, sampled 2026-08-18 and trimmed — your run's values and dates will differ.

Use signals /v2/signals/{signal}

One signal across the market: who matches now, who matched then, and a push when someone starts. Docs →

Live — every ticker where it fires now
curl "https://api.tickerbot.io/v2/signals/opening_drive_down" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-08-18, trimmed)
{
 "as_of": "2026-08-18T00:24:54.345Z",
 "signal": "opening_drive_down",
 "condition": null,
 "universe": null,
 "count": 0,
 "results": []
}
Subscribe — webhook when a ticker starts matching
curl -X POST "https://api.tickerbot.io/v2/signals/opening_drive_down/subscribe" \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_KEY" \
  -d '{"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.

Use scan /v2/scan

The whole market through a WHERE clause — this signal composed freely with any other column. Docs →

Live — the whole market, filtered on this signal
curl -G "https://api.tickerbot.io/v2/scan" \
  --data-urlencode "q=opening_drive_down" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-08-18, trimmed)
{
 "as_of": "2026-08-18T00:24:54.773Z",
 "query": {
  "q": "opening_drive_down",
  "limit": 2,
  "order": "day_change_pct",
  "dir": "desc",
  "fields": [],
  "full": false,
  "universe": null,
  "asset_class": null
 },
 "count": 0,
 "results": []
}
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": "opening_drive_down", "target_url": "https://example.com/hooks/tickerbot"}'

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

Use events /v2/events

The flag as a timeline: each edge as a point event, and the spans it stayed true. Docs →

Firings — every enter edge as a point event
curl -G "https://api.tickerbot.io/v2/events" \
  -d "kind=signal" -d "signal=opening_drive_down" -d "transition=enter" -d "since=2026-01-10" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-08-18, trimmed)
{
 "as_of": "2026-08-18T00:24:54.987Z",
 "query": {
  "kind": "signal",
  "tickers": null,
  "universe": null,
  "since": "2026-01-10T00:00:00.000Z",
  "until": null,
  "limit": 2,
  "signal": "opening_drive_down",
  "transition": "enter"
 },
 "count": 2,
 "results": [
  {
   "ticker": "SLDPW",
   "ts": "2026-08-17T14:04:38.773Z",
   "kind": "signal",
   "payload": {
    "signal": "opening_drive_down",
    "transition": "enter",
    "price": 0.0454,
    "definition_version": 6
   }
  },
  {
   "ticker": "ZGN",
   "ts": "2026-08-17T13:51:42.483Z",
   "kind": "signal",
   "payload": {
    "signal": "opening_drive_down",
    "transition": "enter",
    "price": 13.484,
    "definition_version": 6
   }
  }
 ]
}
Spans — when it was true for one ticker (SLDPW)
curl "https://api.tickerbot.io/v2/signals/opening_drive_down/SLDPW/events" \
  -H "Authorization: Bearer YOUR_KEY"
Response (sampled 2026-08-18, trimmed)
{
 "as_of": "2026-08-18T00:24:55.110Z",
 "ticker": "SLDPW",
 "signal": "opening_drive_down",
 "count": 1,
 "events": [
  {
   "started_at": "2026-08-17T14:04:38.773Z",
   "ended_at": "2026-08-17T14:06:39.485Z",
   "start_price": 0.0454,
   "end_price": 0.0458,
   "definition_version": 6
  }
 ]
}

Same grammar on scan and webhooks. This column is live-tense only — it isn't historized, so ?asof= reads and series pulls don't carry it.

Related signals — Intraday momentum