Aiera

Aiera Corporate Activity API

The Corporate Activity API from Aiera — 4 operation(s) for corporate activity.

GitHub OpenAPI

Operations 4

GET /corporate-activity Retrieve corporate activities #
GET /corporate-activity/coverage Retrieve equities coverage #
GET /corporate-activity/{corporate_activity_id} Retrieve corporate activity by ID #
GET /corporate-activity/audits Retrieve corporate activity audit trails #

Documentation

📖
Documentation
https://rest.aiera.com/
📖
APIReference
https://rest.aiera.com/docs/authentication
📖
GettingStarted
https://rest.aiera.com/#quick-start
📖
Authentication
https://raw.githubusercontent.com/api-evangelist/aiera/refs/heads/main/authentication/aiera-authentication.yml

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/aiera/refs/heads/main/openapi/aiera-corporate-activity-api-openapi.yml

Other Resources

🔗
Conventions
https://raw.githubusercontent.com/api-evangelist/aiera/refs/heads/main/conventions/aiera-conventions.yml
🔗
ErrorCatalog
https://raw.githubusercontent.com/api-evangelist/aiera/refs/heads/main/errors/aiera-problem-types.yml
🔗
DataModel
https://raw.githubusercontent.com/api-evangelist/aiera/refs/heads/main/data-model/aiera-data-model.yml
🔗
SourceCode
https://github.com/aiera-inc/aiera-rest-openapi

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/aiera-corporate-activity-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

aiera-corporate-activity-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Aiera Calendars Corporate Activity API
  description: API for accessing calendar data from Aiera
  version: 1.0.0
servers:
- url: https://premium.aiera.com/api
security:
- ApiKeyAuth: []
tags:
- name: Corporate Activity
paths:
  /corporate-activity:
    get:
      security:
      - ApiKeyAuth: []
      operationId: getCorporateActivity
      summary: Retrieve corporate activities
      description: Fetch corporate activity data based on various filters.
      parameters:
      - name: start_date
        in: query
        required: true
        description: Fetch events on or after this date (defaults to 2 weeks ago)
        schema:
          type: string
          format: date-time
      - name: end_date
        in: query
        required: true
        description: Fetch events on or before this date (defaults to 2 weeks afrom now)
        schema:
          type: string
          format: date-time
      - name: modified_since
        in: query
        required: false
        description: Return activities modified since this date.
        schema:
          type: string
          format: date-time
      - name: activity_type
        in: query
        required: false
        description: Filter by activity type (e.g., earnings, presentation).
        schema:
          type: string
      - name: activity_subtype
        in: query
        required: false
        description: Filter by activity subtype.
        schema:
          type: string
      - name: bloomberg_ticker
        in: query
        required: true
        description: Filter activities to 1+ bloomberg tickers always including country codes with colon (comma-separated).
        schema:
          type: string
      - name: size
        in: query
        required: false
        description: Number of records to return, max 1000.
        schema:
          type: integer
      - name: from_index
        in: query
        required: false
        description: Index to start returning results from.
        schema:
          type: integer
      responses:
        '200':
          description: A list of corporate activities
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CorporateActivities'
        default:
          description: Unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      tags:
      - Corporate Activity
  /corporate-activity/coverage:
    get:
      security:
      - ApiKeyAuth: []
      operationId: getCorporateActivityCoverage
      summary: Retrieve equities coverage
      description: Retrieve details of equities covered by the corporate activity API.
      parameters:
      - name: bloomberg_ticker
        in: query
        required: true
        description: Fetch events on or after this date (defaults to 2 weeks ago)
        schema:
          type: string
          default: ALL
      - name: isin
        in: query
        required: false
        description: Filter by ISIN.
        schema:
          type: string
      - name: company_rollup
        in: query
        required: false
        description: Roll up results to the company level.
        schema:
          type: boolean
      - name: include_details
        in: query
        required: false
        description: Include detailed information about the equities.
        schema:
          type: boolean
          default: true
      responses:
        '200':
          description: Details of covered equities.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CorporateCoverage'
        default:
          description: Unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      tags:
      - Corporate Activity
  /corporate-activity/{corporate_activity_id}:
    get:
      security:
      - ApiKeyAuth: []
      operationId: getCorporateActivityById
      summary: Retrieve corporate activity by ID
      description: Fetch details of a specific corporate activity by its ID.
      parameters:
      - name: corporate_activity_id
        in: path
        required: true
        description: The unique identifier of the corporate activity.
        schema:
          type: string
      - name: include_details
        in: query
        required: false
        description: Include detailed information about the corporate activity.
        schema:
          type: boolean
          default: true
      responses:
        '200':
          description: Corporate activity details.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CorporateActivityDetails'
        default:
          description: Unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      tags:
      - Corporate Activity
  /corporate-activity/audits:
    get:
      security:
      - ApiKeyAuth: []
      operationId: getCorporateActivityAuditDetails
      summary: Retrieve corporate activity audit trails
      description: Fetch audit logs for corporate activities.
      parameters:
      - name: start_date
        in: query
        required: true
        description: Filter audits starting from this date.
        schema:
          type: string
          format: date-time  26 x 7
          default: datetime.date.today() - datetime.timedelta(days=182)
      - name: end_date
        in: query
        required: true
        description: Filter audits up to this date.
        schema:
          type: string
          format: date-time
          default: datetime.date.today() + datetime.timedelta(days=182)
      - name: modified_since
        in: query
        required: false
        description: Return audits modified since this date.
        schema:
          type: string
          format: date-time
      - name: bloomberg_ticker
        in: query
        required: true
        description: Filter audits by Bloomberg ticker.
        schema:
          type: string
      - name: isin
        in: query
        required: false
        description: Filter audits by ISIN.
        schema:
          type: string
      - name: cusip
        in: query
        required: false
        description: Filter audits by CUSIP.
        schema:
          type: string
      - name: ric
        in: query
        required: false
        description: Filter audits by Reuters/Refinitiv RIC.
        schema:
          type: string
      - name: permid
        in: query
        required: false
        description: Filter audits by PermID.
        schema:
          type: string
      - name: watchlist_id
        in: query
        required: false
        description: Filter audits by watchlist ID.
        schema:
          type: string
      - name: activity_type
        in: query
        required: false
        description: Filter by activity type.
        schema:
          type: string
      - name: activity_subtype
        in: query
        required: false
        description: Filter by activity subtype.
        schema:
          type: string
      - name: size
        in: query
        required: true
        description: Number of records to return, max 1000.
        schema:
          type: object
          default: 100
      - name: from_index
        in: query
        required: true
        description: Index to start returning results from.
        schema:
          type: object
          default: 0
      - name: include_activity
        in: query
        required: false
        description: Include detailed information about the corporate activity.
        schema:
          type: boolean
          default: true
      responses:
        '200':
          description: A list of corporate activity audits.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CorporateActivityAudits'
        default:
          description: Unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      tags:
      - Corporate Activity
components:
  schemas:
    ContactDetails:
      type: object
      properties:
        name:
          type: string
        email:
          type: string
        telephone:
          type: string
    CorporateActivityAuditItem:
      type: object
      properties:
        corporate_activity_id:
          type: string
        change_date:
          type: string
          format: date-time
        change_type:
          type: string
        corporate_activity:
          $ref: '#/components/schemas/CorporateActivityDetails'
    CorporateCoverage:
      type: object
      properties:
        counts:
          type: object
          properties:
            mapped:
              type: object
              properties:
                companies:
                  type: integer
                equities:
                  type: integer
                gics_sectors:
                  type: object
                  additionalProperties:
                    type: integer
                  example:
                    Consumer Discretionary: 1
                gics_subsectors:
                  type: object
                  additionalProperties:
                    type: integer
                  example:
                    Broadline Retail: 1
                countries:
                  type: object
                  additionalProperties:
                    type: integer
                  example:
                    US: 1
                regions:
                  type: object
                  additionalProperties:
                    type: integer
                  example:
                    Americas: 1
                subregions:
                  type: object
                  additionalProperties:
                    type: integer
                  example:
                    North America: 1
            unmapped:
              type: object
              properties:
                listed:
                  type: integer
                delisted:
                  type: integer
        results:
          type: object
          properties:
            mapped:
              type: array
              items:
                type: object
                properties:
                  company_id:
                    type: integer
                  name:
                    type: string
                  country:
                    type: string
                  region:
                    type: string
                  subregion:
                    type: string
                  equities:
                    type: array
                    items:
                      type: object
                      properties:
                        equity_id:
                          type: integer
                        bloomberg_ticker:
                          type: string
                        local_ticker:
                          type: string
                        ric:
                          type: string
                        isin:
                          type: string
                        cusip:
                          type: string
                        permid:
                          type: string
                        mic:
                          type: string
                        gics_sector:
                          type: string
                        gics_subsector:
                          type: string
            unmapped:
              type: array
              items:
                type: object
    CorporateActivityAudits:
      type: object
      properties:
        params:
          type: object
        count:
          type: integer
        audits:
          type: array
          items:
            $ref: '#/components/schemas/CorporateActivityAuditItem'
    Error:
      type: object
      required:
      - code
      - message
      properties:
        code:
          type: integer
          format: int32
        message:
          type: string
    EventCorporateActivity:
      type: object
      properties:
        event_id:
          type: integer
        event_title:
          type: string
        event_type:
          type: string
        event_date:
          type: string
          format: date-time
        has_unknown_time:
          type: boolean
        broadcase_url:
          type: string
        replay_url:
          type: string
        conference_number:
          type: string
        conference_pin:
          type: string
        slides_url:
          type: string
        slides_url_type:
          type: string
        press_url:
          type: string
        press_url_type:
          type: string
        transcription_status:
          type: string
        transcription_audio_url:
          type: string
        status:
          type: string
        created:
          type: string
          format: date-time
        modified:
          type: string
          format: date-time
    CorporateActivityDetails:
      type: object
      properties:
        id:
          type: string
        title:
          type: string
        type:
          type: string
        subtype:
          type: string
        when:
          type: string
          format: date-time
        date_is_exact:
          type: boolean
        is_tentative:
          type: boolean
        is_estimated:
          type: boolean
        is_postponed:
          type: boolean
        is_cancelled:
          type: boolean
        raw_identifiers:
          type: object
          properties:
            isin:
              type: string
            cusip:
              type: string
            comapny_name:
              type: string
            delisted:
              type: boolean
        event:
          $ref: '#/components/schemas/EventCorporateActivity'
        equity:
          $ref: '#/components/schemas/Equity'
        related_ids:
          type: array
          items:
            type: string
        metadata:
          type: object
          properties:
            contact:
              $ref: '#/components/schemas/ContactDetails'
            speakers:
              type: string
            webcasts:
              type: array
              items:
                type: object
                properties:
                  url:
                    type: string
                  'description:':
                    type: string
            regarding:
              type: string
            callDetails:
              type: object
              properties:
                dialInNumber:
                  type: string
            localLanguage:
              type: boolean
            replayDetails:
              type: object
              properties:
                date:
                  type: string
                  format: date-time
                timeZone:
                  type: string
                dialInEnds:
                  type: string
                  format: date-time
                webcastUrl:
                  type: string
            preRegistration:
              type: boolean
            preRegistrationUrl:
              type: string
        explaination:
          type: string
        audit:
          type: array
          items:
            type: object
            properties:
              change_date:
                type: string
                format: date-time
              change_type:
                type: string
        created:
          type: string
          format: date-time
        modified:
          type: string
          format: date-time
    Equity:
      type: object
      properties:
        equity_id:
          type: integer
        company_id:
          type: integer
        comapny_name:
          type: string
        local_ticker:
          type: string
        bloomberg_ticker:
          type: string
        ric:
          type: string
        permid:
          type: string
        isin:
          type: string
        cusip:
          type: string
        exchange_mic:
          type: string
    CorporateActivities:
      type: object
      properties:
        params:
          type: object
        count:
          type: integer
        data:
          type: array
          items:
            $ref: '#/components/schemas/CorporateActivityAuditItem'
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-KEY