# TickerInside

**Canonical:** https://apis.io/providers/tickerinside/  
**Website:** https://tickerinside.com/apis.json  
**APIs profiled:** 1

TickerInside provides a free, open, machine‑readable JSON API of US ETF holdings. It serves each fund's holdings with weights, source dates, and links to securities, enabling programs and assistants to query ETF compositions without authentication. Data is sourced from issuer filings and SEC documents, offered under CC BY 4.0 (holdings history has separate terms).

## Kin Score — 23.3 / 100 (emerging)

Scored 2026-10-09 under rubric 0.23.0.

| Facet | Score |
|---|---|
| Discoverability | 62.5 |
| Contract Quality | 0.0 |
| Contract Governance | 16.4 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 35.7 |
| Access Clarity | 21.1 |

Regulatory layer — **Securities & Market Data**: 23.1 (matched via tags).

## Agent readiness — 5.4 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## APIs (1)

- **TickerInside API** — Holdings of 5,244 US ETFs as static JSON, no auth.

## Security (2)

- **Tickerinside Domain Security** — TLSv1.3 · HSTS
- **Tickerinside Vulnerability Disclosure** — security.txt · contact published

## Tags

ETF, finance, open-data, SEC-filings, holdings

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/tickerinside/). Scores are computed from the provider's own public artifacts under a published rubric.