# The13F

> Use this tool when you need to analyze institutional investment trends and track equity holdings of major fund managers. The13F solves problems related to investment research, portfolio optimization, and market analysis by providing access to SEC 13F filings data, peer fund identification, and sector flow analysis. It takes API calls as input and outputs detailed holdings data, peer fund information, and position change alerts, making it ideal for use cases such as investment decision-making, market research, and portfolio monitoring.

Canonical page: https://skillsregistry.net/skills/the13f  
JSON: https://api.skillsregistry.net/v1/skills/the13f

## Description

The13F provides institutional investment intelligence derived from SEC 13F filings, covering 8,600+ fund managers and their equity holdings. The MCP server exposes tools for querying holdings data, identifying peer funds, analyzing sector flows, and monitoring position changes. A free API key with 100 calls per day is available at the13f.com with no credit card required.

## Trust

- **Trust score (0–1):** 0.96
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** monitoring
- **Updated:** 2026-09-19

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/the13f)
- **Repository:** <https://github.com/pickelfintech/the13f-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "the13f"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/the13f` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/the13f/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt