Fund Letters

List fund letters

Documented coverage begins with letters published in 2025 Q1 and is not a historical archive. view=compact returns the trimmed FundLetterCompactList projection (billed identically); view=agent currently equals the default view.

get/v1/fund-letters

Request

Base URL: https://api.turos.app
URL: https://api.turos.app/v1/fund-letters
Auth: one of:
- API key in header x-api-key
- HTTP bearer

Query parameters

manager_idstring

mgr_-prefixed manager id.

fund_idstring

fnd_-prefixed fund id.

tickerstring

Letters mentioning this ticker (tickers_mentioned). Prefer issuer_ticker for letters this issuer published.

cikstring

Letters with at least one thesis on this CIK. Prefer issuer_cik for letters this issuer published.

issuer_cikstring

Letters published by this issuer CIK. Accepts unpadded or 10-digit forms.

issuer_tickerstring

Letters published by this issuer. Canonical form is BRK-B, not BRK.B.

letter_type'hedge_fund_letter' | 'registered_fund_letter' | 'corporate_shareholder_letter' | 'quarterly_shareholder_letter'

source'fund_website' | 'edgar' | 'aggregator'

Where the canonical source bytes came from.

distribution'public_record' | 'fund_published' | 'third_party'

Rights tier governing what /document serves.

periodstring

Reporting period (YYYY or YYYYQn). Year-only aliases to YYYYQ4 for Berkshire-style IR years.

yearinteger

quarterinteger

published_fromstring

Inclusive lower bound (ISO date/datetime) on publishedAt.

published_tostring

Inclusive upper bound (ISO date/datetime) on publishedAt.

sincestring

Only letters updated at or after this ISO date/datetime. For a reliable change feed use /v1/fund-letters/changes. Requests with since are never response-cached.

cursorinteger

limitinteger

view'default' | 'compact' | 'agent'

Response

Successful response

Changes

No recorded changes to this operation across all 1 revision of this API.