> ## Documentation Index
> Fetch the complete documentation index at: /docs/llms.txt
> Use this file to discover all available pages before exploring further.

> ## Agent Instructions
> Quiver Quantitative API: base URL https://api.quiverquant.com, endpoints under /beta/. Authenticate every request with the header `Authorization: Bearer <API key>`. Keys are on https://api.quiverquant.com/dashboard/ after subscribing at https://api.quiverquant.com/pricing/.
> AI agents can use the Quiver MCP server at https://mcp.quiverquant.com/ (streamable HTTP; OAuth sign-in, or the API key as a Bearer token). Setup: https://api.quiverquant.com/docs/mcp-server.
> Each dataset needs a plan (https://api.quiverquant.com/docs/plans-and-access) and each endpoint has a per-account rate limit (https://api.quiverquant.com/docs/rate-limits).

# Changelog

> New Quiver API datasets, endpoints and MCP server features, newest first.

**November 2026**

Layoff data and new docs

* **WARN notices (layoffs).** [`/beta/live/warnnotices`](/docs/api-reference/company-data/warn-notices-layoffs) returns WARN Act notices of mass layoffs and plant closures at public companies, with the employer, location, employees affected and notice dates. Filter by `ticker`, `state` and date. Trader plan.
* **New documentation** at api.quiverquant.com/docs, with guides to authentication, plans, rate limits, errors and the MCP server.

**September 2026**

Prices, revolving door lobbyists and Polymarket

* **Daily equity prices.** [`/beta/historical/dailyprices/{ticker}`](/docs/api-reference/market-data/historical-daily-prices) returns end-of-day prices from 2014 onward, raw and adjusted for splits and dividends, with corporate actions. Hobbyist plan.
* **Revolving door lobbyists.** [`/beta/live/revolvingdoor`](/docs/api-reference/lobbying-and-donations/revolving-door-lobbyists) lists lobbyists with prior government service on public companies' lobbying filings. Hobbyist plan.
* **Polymarket top trades.** [`/beta/live/polymarkettrades`](/docs/api-reference/market-data/polymarket-top-trades) returns Polymarket trades flagged as large or unusual bets, with filters for market, wallet and date. Hobbyist plan.
* **Off-exchange pagination.** The off-exchange endpoints now apply their documented `page`, `page_size` and date parameters.

**August 2026**

MCP sign-in and congress holdings

* **Sign in to the MCP server with OAuth.** Claude, ChatGPT, Cursor and other clients can connect to `https://mcp.quiverquant.com/` by signing in with your Quiver account, without handling an API key. See [Connect the MCP server](/docs/mcp-server.md).
* **Congress stock holdings.** [`/beta/live/congress_stock_holdings`](/docs/api-reference/congress/live-congress-stock-holdings) returns estimates of members of Congress's current stock holdings. Hobbyist plan.

**June 2026**

Trump trades, New Constructs and more MCP tools

* **Donald Trump stock trades.** [`/beta/bulk/trumpstocktrades`](/docs/api-reference/trump-trades/bulk-trump-stock-trades). Hobbyist plan.
* **New MCP tools:** `get_trump_trades`, `get_corporate_donors`, `get_executive_compensation` and `get_quiver_newsfeed`.
* **New Constructs earnings distortion scores.** [`/beta/live/earningsdistortionscores/{ticker}`](/docs/api-reference/new-constructs/earnings-distortion-scores), available with a separate New Constructs subscription.

**April 2026**

News, shareholders and executive pay

* [Live Quiver News](/docs/api-reference/company-data/live-quiver-news.md), [Live Top Shareholders](/docs/api-reference/insiders-and-institutions/live-top-shareholders.md) and [Historical Executive Compensation](/docs/api-reference/insiders-and-institutions/historical-executive-compensation.md) endpoints. Trader plan.

**March 2026**

Politicians and PAC donations

* **Congress politicians.** [Bulk](/docs/api-reference/congress/bulk-congress-politicians.md) and [live](/docs/api-reference/congress/live-congress-politicians.md) endpoints for members of Congress and candidates, with trading stats and net worth. Hobbyist plan.
* **Corporate donors.** [Bulk](/docs/api-reference/lobbying-and-donations/bulk-corporate-donors.md) and [per-ticker](/docs/api-reference/lobbying-and-donations/historical-corporate-donors-by-ticker.md) PAC donation endpoints. Hobbyist plan.


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