---
title: "Filing calendar"
method: GET
path: "/api/filings/calendar"
tags: ["SEC Filings"]
---

# Filing calendar

`GET /api/filings/calendar`

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Predicts upcoming periodic filing dates (10-K, 10-Q, DEF 14A) based on historical patterns
from the last 5 years. Returns expected dates with confidence levels and the historical
filing pattern (typical months, average days after period end).

**Confidence levels:**
- `high` — Filing dates have been very consistent (±7 days standard deviation)
- `medium` — Some variation in filing dates (±14 days)
- `low` — Significant variation in filing dates

## Query parameters

- `symbol` string
- `cik` integer
- `cusip` string
- `composite_figi` string
- `share_class_figi` string

## Response `200`

Filing calendar with predictions

- object
  - `nextExpected` object[] — Predicted next filing dates, sorted chronologically
    - `type` string — Filing form type
    - `expectedDate` string — Predicted filing date (YYYY-MM-DD)
    - `confidence` 'high' | 'medium' | 'low' — Confidence level: `high`, `medium`, or `low`.
    - `basedOn` string — Most recent filing date used as the baseline (YYYY-MM-DD)
  - `historicalPattern` object — Historical filing patterns by form type

## Other responses

- `400` — Invalid parameters or company not found
- `403` — Feature not available on current plan

---

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