Form 424B2 Prospectus Supplements Dataset — Filing Contents

The Form 424B2 dataset contains the complete text of every Form 424B2 filing submitted to SEC EDGAR from 1994 to the present. Each filing is a final prospectus supplement filed under Rule 424(b)(2) of the Securities Act of 1933, disclosing the definitive terms of one specific securities offering conducted as a shelf takedown under an effective shelf registration statement. The dataset covers structured notes, market-linked securities, medium-term note (MTN) issuances, and conventional investment-grade debt shelf offerings, with the bulk of filing volume coming from large financial institution structured product programs.

One record in the dataset corresponds to one EDGAR submission: the complete filing package for a single pricing event, uniquely identified by its accession number and, for structured products, by the CUSIP or ISIN of the instrument being offered.

Dataset APIs

Dataset Files

What This Dataset Contains

The dataset covers all Form 424B2 filings since EDGAR's full-text coverage began in 1994. The filing type is one of the highest-volume prospectus supplement types on EDGAR. Active structured product issuers may file dozens to hundreds of supplements per month, each for a distinct instrument.

The dataset includes the full text of each filing as submitted, in HTML or plain-text format as filed. For structured product offerings, the primary document is the pricing supplement — the short-form document that sets the final transaction-specific terms for that particular note series. For larger or more complex shelf programs, the EDGAR submission may include additional documents filed simultaneously: a product supplement (defining payoff mechanics for a class of products), a general MTN prospectus supplement, and/or a base prospectus. All documents within a submission are part of the record.

The dataset does not include the base shelf registration statement (Form S-3, S-3ASR, Form F-3, or F-3ASR), the general program-level prospectus supplements filed separately, or subsequent amendments filed as new EDGAR submissions. Each EDGAR submission is treated as one discrete record; de-duplication by CUSIP is necessary when tracking the final-version terms for individual instruments.

Content Structure of a Single Record

Cover Page

The prospectus supplement opens with the cover page disclosing the full legal title of the securities, the issuer and any guarantor, key economic summary terms (principal amount, pricing date, settlement date, maturity, reference asset), underwriter identity, offering price, and cross-references to the base prospectus and applicable general supplements.

Key Terms Table / Summary of Terms

For structured products, this is the primary machine-extraction target. It defines:

• Underlying Reference Asset or Index: Equity index (S&P 500, Russell 2000, MSCI EAFE, etc.), single stock, ETF, basket, commodity index, currency pair, or interest rate benchmark
• Principal Amount and Issue Price (par, discount, or premium)
• CUSIP / ISIN
• Pricing Date, Settlement Date, and Maturity Date / Tenor
• Minimum Denomination (typically $1,000 or $10,000)
• Payment at Maturity / Return Formula: the core payoff description

For conventional debt takedowns, the equivalent table states coupon, spread over benchmark, interest payment schedule, maturity, optional redemption terms, and yield to maturity.

Payoff Structure and Payment Formula

The analytical core of structured product supplements. It specifies:

• Principal protection level: full protection, partial protection (buffer or barrier), or no protection
• Participation rate or leverage factor (e.g., 150% of index gain)
• Return cap (maximum gain)
• Buffer level (e.g., issuer absorbs the first 15% of loss)
• Barrier level and monitoring schedule (e.g., daily close below 70% triggers loss of principal protection)
• Autocall schedule: if the underlying exceeds a threshold on an observation date, the note is called at par plus a call premium
• Contingent coupon payment conditions (for income-paying structured notes)
• Hypothetical return tables showing payoffs across a range of underlying performance scenarios

This section has no equivalent in conventional debt pricing supplements.

Underlying Reference Asset Description

Structured product filings describe the reference asset in detail: historical performance data, index methodology and composition, sponsor disclaimer language (e.g., S&P does not endorse or guarantee the notes), and for single-stock underlyings, a description of the reference company.

Estimated Value Disclosure

Since approximately 2012, most major bank structured product issuers disclose an issuer-estimated fair value of the note on the pricing date. This value — typically $920–$980 per $1,000 face — represents the present value of the instrument's expected cash flows estimated by the issuer's internal models, net of hedging costs and structuring expenses. The gap between issue price and estimated value is the primary metric for embedded-cost research.

Risk Factors

Product-specific risk factors covering: cap on returns limiting upside participation; barrier risk; issuer credit risk (notes are unsecured senior or subordinated obligations); liquidity risk (typically no exchange listing, limited secondary market); early redemption risk; U.S. federal income tax characterization; conflicts of interest arising from the issuer or affiliate serving simultaneously as calculation agent, hedge counterparty, and secondary market-maker.

Description of Securities, Underwriting, and Tax Considerations

Legal description of the securities (seniority, governing law, trustee, DTC book-entry status), underwriting disclosures (commissions, selling concessions, distribution channel, non-U.S. restrictions), and U.S. federal income tax analysis including instrument characterization as debt, contingent payment debt instrument (CPDI), or prepaid forward contract.

Who Files This, and When

Form 424B2 is filed by registrants conducting takedown offerings under effective shelf registration statements. The filing obligation arises under Rule 424(b)(2) of the Securities Act of 1933, which requires a final prospectus to be filed within two business days after the pricing date (or first use of the prospectus, if earlier) when the registration statement became effective without a specified final offering price.

The dominant filers are large financial institutions operating structured product and MTN programs under shelf registrations:

• U.S. bank holding companies and their securities subsidiaries (JPMorgan Chase, Goldman Sachs, Morgan Stanley, Citigroup, Bank of America, Wells Fargo)
• U.S. subsidiaries and affiliates of major foreign banks (Barclays, HSBC, Deutsche Bank, Credit Suisse, UBS, BNP Paribas, Société Générale, Natixis)
• Government-sponsored enterprises (the Federal Home Loan Banks, Fannie Mae, Freddie Mac) for MTN issuances
• Investment-grade corporate issuers conducting debt shelf takedowns from S-3 or S-3ASR programs

To be eligible, the issuer must have an effective shelf registration on Form S-3 or S-3ASR (domestic issuers) or Form F-3 or F-3ASR (foreign private issuers). Well-known seasoned issuers (WKSIs) qualify for automatic shelf registration.

There is no annual or periodic reporting schedule. Every 424B2 filing is event-driven, triggered by the decision to conduct a specific offering. Filing cadence ranges from occasional (corporate debt issuers) to dozens per week (active structured product programs).

Issuers conducting IPOs or follow-on offerings without a shelf registration do not use Form 424B2; they use Form 424B4. Issuers filing under other Rule 424(b) subsections — notably (b)(5) — use Form 424B5 instead, even for shelf takedown supplements with substantially identical content. This makes the 424B5 dataset the essential complement to 424B2 for complete structured product coverage.

How This Dataset Differs from Similar Datasets

Form 424B5 dataset is the closest neighbor and the most important complement. Both cover final shelf takedown prospectus supplements from large financial institution issuers, with substantially identical content. The operational distinction is which subsection of Rule 424(b) applies, determined by the technical pricing formula structure in the registration statement. Many major bank structured product programs file on 424B5 rather than 424B2. Research requiring complete coverage of structured product shelf takedowns must include both datasets.

Form 424B3 dataset covers prospectuses filed under Rule 424(b)(3), which governs a wider range of continuous offering situations including secondary market resale programs, exchange offers, and rights offerings in addition to some primary shelf offerings. 424B3 is more heterogeneous in content and purpose and is not a substitute for 424B2 in structured product research.

Form 424B4 dataset covers final prospectuses for fixed-price underwritten offerings without a shelf registration — primarily IPOs and follow-on equity offerings. Filers are predominantly non-financial operating companies. Content includes full business disclosures, historical financial statements, and underwriting terms for one-time equity transactions. No payoff formulas, estimated value disclosures, or reference asset descriptions are present. The populations and analytical purposes are non-overlapping with 424B2.

Form S-3 / S-3ASR registration statements are the foundational shelf documents authorizing the programs under which 424B2 supplements are filed. The S-3 registers a securities class generically and contains no transaction-level pricing, payoff, or deal terms. It is filed once (or periodically refreshed), not per transaction.

Form 8-K current reports are sometimes filed concurrently with a large or material 424B2 filing, attaching the term sheet or pricing supplement as an exhibit. However, most individual structured product 424B2 filings are not accompanied by a Form 8-K, making 8-K data an incomplete and inconsistent proxy for the 424B2 universe.

Who Uses This Dataset

Structured products analysts and researchers extract payoff structure parameters — participation rates, caps, buffer and barrier levels, autocall triggers, underlying reference assets — to build time-series databases classifying structured notes by product type, issuer, and terms. They use the data to analyze pricing trends, embedded costs, and product type evolution.

Quantitative researchers and financial data engineers process the full corpus programmatically to extract machine-readable term data: CUSIP/ISIN, pricing and maturity dates, initial reference levels, barrier and buffer levels, principal amounts, and estimated values. They require access to the complete historical range and must handle significant format variation across issuers.

Fixed income and debt capital markets analysts track conventional debt shelf takedowns for final coupon, spread over benchmark, yield at issuance, and issuance volume by issuer and credit quality.

Compliance officers and regulatory examiners verify that terms disclosed at point-of-sale match the filed final prospectus, review estimated value disclosures for FINRA guideline adequacy, and examine underwriting compensation and distribution arrangements.

Securities lawyers and disclosure counsel benchmark risk factor language and disclosure structure across competitor filings, review tax characterization sections, and confirm structural consistency within shelf programs.

Investor protection researchers and regulatory economists analyze the estimated value gap across issuers and product types as a measure of retail investor costs, and track reference asset concentration in retail-targeted structured products.

Financial product pricing desks compare internal valuation models against estimated values and participation rates disclosed in competitor filings.

LLM and RAG application developers use the corpus for training and retrieval systems focused on structured finance, fixed income, and securities disclosure language.

Specific Use Cases

Structured product term database construction: Extracting the key terms table from each 424B2 filing — participation rate, cap, buffer level, barrier level, autocall trigger, underlying reference asset — to build a comprehensive, machine-readable database of structured note issuance terms across issuers and time periods. This enables systematic analysis of pricing trends and product type distributions from 1994 to the present.

Embedded cost and estimated value analysis: Tracking the stated estimated value in each pricing supplement relative to the $1,000 issue price to measure the embedded cost (structuring spread) of structured notes by issuer, product type, and calendar period. The estimated value gap — typically $20–$80 per $1,000 face value — is the central metric for retail investor cost research and is only consistently available in 424B2 (and 424B5) filings from approximately 2012 onward.

Shelf issuance volume and cadence monitoring: Aggregating 424B2 filings by issuer, period, reference asset class, and product type to monitor primary issuance activity. Used for competitive intelligence, issuer program benchmarking, and regulatory monitoring of new product type introductions.

Compliance verification of point-of-sale disclosures: Cross-referencing final terms in a specific 424B2 filing (by CUSIP) against trade confirmations, client statements, or marketing materials to verify disclosure accuracy. Used by compliance teams at broker-dealers and by FINRA examiners for suitability and disclosure adequacy reviews.

Reference asset concentration analysis: Extracting underlying reference assets across all 424B2 filings in a given period to measure the concentration of structured product offerings linked to specific equity indices, single stocks, or ETFs. Used to study whether structured product offerings cluster around assets with strong recent performance.

Tax treatment and product characterization research: Analyzing the tax characterization section across product types to classify instruments by their stated U.S. federal income tax treatment — debt instrument, contingent payment debt instrument (CPDI), or prepaid forward contract. Used by tax researchers and legal practitioners to study characterization conventions and variability across issuers.

LLM fine-tuning and RAG corpus construction: Using the full-text 424B2 corpus as a domain-specific corpus for financial language models focused on structured products, fixed income, and securities disclosure. The filings provide dense, professionally authored descriptions of payoff mechanics, risk factors, and regulatory disclosure language across thousands of instrument types and decades of issuance history.

Access Dataset

Dataset Index JSON API: https://api.sec-api.io/datasets/form-424b2-content.json

The dataset index endpoint returns full metadata for the Form 424B2 Content dataset: name, description, last updated timestamp, earliest sample date, total record count, total size, covered form types, container format, file types, the full-dataset download URL, and the list of individual container files with per-container size, record count, updated timestamp, and download URL. This endpoint does not require an API key and can be used to monitor daily which containers have been refreshed in the latest data run, enabling incremental download workflows.

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          {
        

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            "datasetId": "1f11ed06-dfcc-6930-830c-cfd72eccf5c2",
        

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            "datasetDownloadUrl": "https://api.sec-api.io/datasets/form-424b2-content.zip",
        

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            "name": "Form 424B2 - Prospectus Supplements - Filing Contents",
        

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            "updatedAt": "2026-03-21T02:51:19.000Z",
        

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            "earliestSampleDate": "1994-01-01",
        

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            "totalRecords": 312450,
        

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            "totalSize": 28640000000,
        

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            "formTypes": ["424B2"],
        

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            "containerFormat": "ZIP",
        

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            "fileTypes": ["TXT", "HTML"],
        

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            "containers": [
        

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              {
        

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                "downloadUrl": "https://api.sec-api.io/datasets/form-424b2-content/2026/2026-03.zip",
        

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                "key": "2026/2026-03.zip",
        

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                "size": 18432000,
        

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                "records": 412,
        

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                "updatedAt": "2026-03-21T02:51:19.000Z"
        

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              }
        

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            ]
        

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          }
        

Download Entire Dataset: https://api.sec-api.io/datasets/form-424b2-content.zip?token=YOUR_API_KEY

Downloads the complete Form 424B2 dataset archive as a single ZIP file, covering all filings from 1994 to the present. Requires an API key passed as the token query parameter.

Download Single Container: https://api.sec-api.io/datasets/form-424b2-content/2026/2026-03.zip?token=YOUR_API_KEY

Downloads a single monthly container file. Use the container list from the index API to identify specific container keys and download URLs. Requires an API key.