# 13F.info — Wrapped API

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>
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> | Environment | Landing | API | Docs |
> |---|---|---|---|
> | Production | paywithlocus.com | api.paywithlocus.com | docs.paywithlocus.com |
> | Beta | beta.paywithlocus.com | api.beta.paywithlocus.com | docs.paywithlocus.com |
> | Stage | stage.paywithlocus.com | api.stage.paywithlocus.com | docs.paywithlocus.com |
>
> If the API URL above doesn't match your expected environment, re-fetch this file from the correct domain.

> 13f provides 9 callable API endpoints through the Parse marketplace.

**Category:** Finance & Markets | **Website:** [13f.info/](https://13f.info/) | **Docs:** [parse.bot/marketplace/e9ceee17-e56f-4cdc-9354-7e237f6f4367/13f-info-api](https://parse.bot/marketplace/e9ceee17-e56f-4cdc-9354-7e237f6f4367/13f-info-api)

Pay-per-use API proxy. Each call is automatically billed to your wallet in USDC.

## Access

**Base URL:** `https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/`
**Auth:** `Authorization: Bearer <LOCUS_API_KEY>`

## Endpoints

### get_filing_detail

Get all holdings and metadata for a specific 13F filing. Returns detailed position-level data including ticker, issuer, CUSIP, value, shares, and portfolio weight.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `filing_id` | string | Yes | Filing ID slug (e.g., 000119312526054580-berkshire-hathaway-inc-q4-2025) |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/get_filing_detail \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"filing_id":"<string>"}'
```

### get_form_d_entity

Get all Form D filings and details for a specific entity. Returns entity information including location, industry, related people, and all historical filings with amounts and SEC links.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `entity_id` | string | Yes | Entity ID slug in format CIK-name-slug (e.g., 0001318605-tesla-inc). Can be obtained from search_form_d results. |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/get_form_d_entity \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"entity_id":"<string>"}'
```

### get_latest_filings

Get the most recent 13F filings across all managers. Returns the newest filings with manager info, period, date filed, and holdings summary.

**Estimated cost:** Metered

_No parameters required._

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/get_latest_filings \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{}'
```

### get_manager_cusip_history

Get a manager's holding history for a specific security by CIK and CUSIP. Returns quarterly position data over time including value, shares, and portfolio weight.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `cik` | string | Yes | Manager CIK number (e.g., 0001067983) |
| `cusip` | string | Yes | CUSIP identifier for the security (e.g., 037833100 for Apple) |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/get_manager_cusip_history \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"cik":"<string>","cusip":"<string>"}'
```

### get_manager_profile

Retrieve a manager's full 13F portfolio filing history and details including location, CIK, notable people, and all historical filings with top holdings summaries.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `manager_id` | string | Yes | Manager ID slug in format CIK-name-slug (e.g., 0001067983-berkshire-hathaway-inc) |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/get_manager_profile \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"manager_id":"<string>"}'
```

### list_all_managers

List popular 13F filing managers. Returns a curated set of well-known managers with their latest filing info and holdings value.

**Estimated cost:** Metered

_No parameters required._

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/list_all_managers \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{}'
```

### list_managers_by_letter

Browse 13F managers alphabetically by first letter of name. Returns all managers starting with the specified letter.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `letter` | string | No | Single letter to filter by (a-z) |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/list_managers_by_letter \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"letter":"<string>"}'
```

### search_form_d

Search and filter Form D filings by name, date, industry, and location. Returns paginated results with filing details.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `from_date` | string | No | Start date filter in YYYY-MM-DD format |
| `industries` | string | No | Comma-separated industry types to filter by |
| `limit` | integer | No | Number of results to return |
| `location` | string | No | Location filter (city, state format) |
| `query` | string | No | Search query for company name |
| `start` | integer | No | Pagination offset |
| `to_date` | string | No | End date filter in YYYY-MM-DD format |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/search_form_d \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"from_date":"<string>","industries":"<string>","limit":"<integer>","location":"<string>","query":"<string>","start":"<integer>","to_date":"<string>"}'
```

### search_managers

Full-text search for 13F filing managers by name or investment keyword. Returns matching managers and investments with their IDs and profile URLs.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `query` | string | Yes | Search query (manager name or investment name) |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-13f-info-api-e9ceee17/search_managers \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"query":"<string>"}'
```