corporate-actions

675 provider-agnostic, zero-dependency TypeScript implementations of the algorithms behind market data, statistical and financial-mathematics foundations, technical indicators, chart patterns, corporate actions, index construction, market breadth, microstructure, fundamental valuation, credit risk and model validation.

Trust layer for market data: validate, score and explain anomalies in OHLCV, dividends, splits & fundamentals. 36 rules with real-incident references. CLI + TypeScript SDK.

Text input processor for corporate actions, extracting key entities, actions, and context.

Corporate actions decision system with 9 analytical modules across scrip, CCY, rights, tender, merger, closed events, and ADR pricing.

Permanent Security Identifier Mapping — https://thefintechbuilder.com/corporate-actions-and-security-master-data/identity-continuity/permanent-security-identifier-mapping/

Robinhood Chain stock-token data as MCP tools — price, split-adjusted supply (ERC-8056), DeFi depth, corporate actions, movers & whale trades. Hosted (no key) or npm.

CRSP Cumulative Price Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/adjustment-factors/crsp-cumulative-price-adjustment/

Backward Split Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/adjustment-factors/backward-split-adjustment/

Forward Split Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/adjustment-factors/forward-split-adjustment/

Cash-Dividend Total-Return Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/adjustment-factors/cash-dividend-total-return-adjustment/

Corporate Actions Analytics Dashboard using SQL + Excel (250 events, Canada & USA)

A deterministic, rules-based momentum screener and backtester for Indian equities, built to run as a scheduled job on a Raspberry Pi 4.

Stock Dividend Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/complex-distributions/stock-dividend-adjustment/

Ticker-Change Chain Resolution — https://thefintechbuilder.com/corporate-actions-and-security-master-data/identity-continuity/ticker-change-chain-resolution/

Xignite — independent third-party profile of a public API surface, by API Evangelist. Xignite pioneered cloud-based financial market data APIs, offering a catalog of 40+ REST web services covering equities, forex, crypto, indices, options, futures, fixed income, mutual funds, corporate actions, news, ESG, and reference data.

Spin-Off Price Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/complex-distributions/spin-off-price-adjustment/

Detect, classify and correct adjusted-price artifacts in mutual-fund and ETF total-return series.

Return-of-Capital Adjustment — https://thefintechbuilder.com/corporate-actions-and-security-master-data/complex-distributions/return-of-capital-adjustment/

SIX — independent third-party profile of a public API surface, by API Evangelist. SIX operates the financial market infrastructure of Switzerland and Spain, including SIX Swiss Exchange, BME, and Swiss interbank clearing and securities services, alongside SIX Financial Information, one of the largest global market data vendors.

Vietnamese equity corporate actions toolkit - stock splits, cash & stock dividends, bonus issues, rights, ESOP, spin-offs, par-value changes - with deterministic backward-adjusted price and volume series for HOSE, HNX and UPCoM. Python, pandas, pydantic.