Terrapin

The Modern
Municipal Bond
Data Source

Comprehensive reference and trade data on over 1.2 million U.S. municipal bonds across 50,000+ issuers. Access 100+ structured data points including full call, make-whole, sinking fund, and interest payment schedules—all sourced directly from official statements and disclosures.

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Municipal Bonds Data Platform

Built for Municipal Bond Professionals

Whether you're managing portfolios, conducting credit research or building tools, our data is designed to meet your needs.

Seamless integration

Designed for developers and data teams. Our data can be delivered via API, bulk files, or custom feeds - with flexible licensing and no additional compliance overheads.

Complete redemption schedules

Access detailed optional and mandatory (sinking fund) redemption schedules, and extraordinary redemption provisions - essential for accurate price, yield and duration calculations.

Detailed trade data

Access enriched MSRB trade records with comprehensive yield calculations across multiple conventions. Price-to-yield calculator available via our API.

Historical reference data

Access full point-in-time reference data, capturing every field value through corporate actions history. Ideal for back-testing and time-series analysis with complete data lineage.

Granularity & rapid development

Our schema captures detailed information at security level - from credit enhancements to refunding structures. And when you need new fields, we can design, extract, and deploy them in as little as two weeks.

Borrower intelligence

Comprehensive issuer and obligor profiles with sector classifications and use-of-proceeds mapping - enabling robust peer and sector research.

Granular Field Coverage

Over 100 structured data points per bond, organized into intuitive categories for easy integration into your workflows.

Security Identifiers

✓ CUSIP ✓ ISIN ✓ FIGI ✓ Issue ID ✓ Ticker ✓ Series

Counterparties

✓ Underwriters ✓ Remarketing Agents ✓ Tender Agents ✓ Trustees ✓ Bond Counsel ✓ Disclosure Counsel ✓ Advisors

Issuance Details

✓ Issue Date ✓ Dated Date ✓ Closing Date ✓ Award Date ✓ First Trade Date ✓ First Execution Date ✓ Maturity Date ✓ Issued Amount ✓ Series Issued Amount ✓ Minimum Denomination ✓ Integral Multiple ✓ Issue Price ✓ Issue Yield ✓ Sale Type ✓ Registration Type

Issuer & Use of Proceeds

✓ Issuer ✓ Obligor ✓ State ✓ Country ✓ Sector ✓ Source of Repayment ✓ Uses of Proceeds ✓ Capital Purpose ✓ Is Defeased ✓ Is 144A ✓ Is RegS ✓ Is PAC

Interest & Coupon Structure

✓ Coupon ✓ Interest Type ✓ Coupon Frequency ✓ Coupon Payment Months ✓ Coupon Payment Day ✓ First Interest Payment Date ✓ Previous Coupon Date ✓ Next Coupon Date ✓ Interest Accrual Date ✓ Interest Accrual Convention ✓ Interest Payment Schedule ✓ Interest Rate Schedule ✓ Odd First Coupon ✓ Odd Last Coupon ✓ Variable Rate Mode ✓ Variable Rate Adjustment Schedule

Credit Enhancement & Tax Status

✓ Is Insured ✓ Insurers ✓ Credit Enhancement Type ✓ Is Credit Enhanced ✓ Is State Enhanced ✓ Guarantee ✓ Liquidity Facility ✓ Reserve Fund ✓ Provider Identity ✓ Provider Expiration Date ✓ Composite Rating ✓ Rating Group ✓ Is Federally Taxable ✓ Is State Taxable ✓ Is AMT ✓ Is Bank Qualified ✓ Is Green ✓ Is Social ✓ Is Sustainable

Redemption Provisions

✓ Is Callable ✓ First Call Date ✓ Next Call Date ✓ Next Call Price ✓ Opt. Red. Min Notice ✓ Opt. Red. Max Notice ✓ Has Mandatory Redemption ✓ Next Sink Date ✓ Next Sink Price ✓ Next Sink Amount ✓ Extraordinary Opt. Red. ✓ Outstanding Amount ✓ Maturity Amount ✓ Full Optional Redemption Schedule ✓ Full Mandatory Redemption Schedule

Looking for the complete field schema and data types?

View API Documentation

Built for Your Workflow

From portfolio management to analytical tools, our data powers the leading municipal bond applications.

Asset Managers & Hedge Funds

Power deeper credit research and portfolio insights.

Benefits

Leverage comprehensive, point-in-time municipal bond data to support investment analysis, backtesting, and portfolio monitoring. From call schedules to credit enhancements, our datasets enable analysts and PMs to make faster, more confident decisions using complete, standardized, and historically consistent information.

Broker-Dealers & Trading Desks

Trade and distribute with confidence.

Benefits

Access accurate, normalized reference and trade data to support pricing, inventory management, and client reporting. Terrapin's flexible licensing and data delivery make it easy to embed clean, compliant bond data across internal systems and trading platforms.

Wealth & Technology Platforms

Deliver a seamless experience for advisors and investors.

Benefits

Integrate high-quality municipal reference data into your front-end applications, analytics tools, or portfolio dashboards. Terrapin's API and redistribution-friendly model let you display complete bond information without licensing friction or outdated feeds.

Data & Analytics Providers

Enhance your products with modern fixed income data.

Benefits

Embed Terrapin's municipal bond datasets to expand your coverage or build new analytics, pricing, and benchmarking tools. Our structured data, entity mapping, and continuous updates make it easy to enrich your platform and differentiate your offering.

Source-Verified Quality

Every data point is traceable back to its source official statement

Direct from source

All reference data is extracted directly from official statements, supplements, and continuing disclosure documents. Trade data is sourced from the MSRB post-trade feeds and augmented with our own yield calculations and analytics.

AI-powered extraction

Proprietary machine learning models trained specifically on municipal bond documents, supported by a team of analysts to ensure accuracy and completeness.

Continuous updates

Documents are monitored daily. New issuances and amended official statements are processed within hours of publication and always available the next day.

Ready to Access?

Start building with our API today, or speak with our team about your specific needs

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