niche · 0.1

Securities

Score 18.7 / 100 29 providers 17 APIs Search apis.io →
Business capabilities this tag reaches
Public Finance & Budget Management 1

Providers using this tag (29)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Strong 3 Solid coverage with minor gaps
FactsetFinancialFinancial DataInvestment AnalyticsMarket Data142 APIs64.2UpvestBanking InfrastructureFintechInvestments1 API57.0SIXFinancialMarket DataStocksReference Data8 APIs55.1
Developing 5 Usable, with meaningful gaps to close
MorningstarFinancialMarket DataInvestingStocks41 APIs45.3BitbondCompanyTokenizationBlockchainDigital Assets2 APIs44.7SEC EDGARFinancial DataSECEDGARPublic Company Filings3 APIs44.3MontranBankingCentral BankingFinancial-ServicesISO 200226 APIs43.4lemon.marketsCompanyFintechBrokerageInvesting1 API40.9
Thin 10 Limited public surface area
FINRAComplianceFinancialRegulations6 APIs38.3TD AmeritradeBrokerageTradingFinanceEquities1 API36.3HKEXFinancialMarket DataStocksDerivatives4 APIs32.3DunamuFintechCryptocurrencyDigital AssetsExchange31.6Aladdin StudioFinancialInvestment ManagementPortfolio AnalyticsRisk Management10 APIs31.4National Stock Exchange of IndiaCompanyStock ExchangeCapital MarketsMarket Data3 APIs31.4Department of the TreasuryFederal-GovernmentFinanceDebtSanctions2 APIs30.6U.S. Treasury Fiscal DataGovernment DataTreasuryEconomic IndicatorsInterest Rates1 API29.8U.S. Treasury Fiscal DataFederal-GovernmentFinanceTreasuryNational Debt4 APIs28.5Exchange Data InternationalFinancialMarket DataCorporate ActionsReference Data24 APIs27.0
Emerging 4 Early or largely undocumented
ISO 20022Financial MessagingPaymentsBanking4 APIs22.1ClearstreamCapital MarketsCollateral ManagementCustodyFinancial-Services6 APIs20.9MasterworksArtArt InvestingAlternative InvestmentsFintech1 API19.8Long-Term Stock ExchangeCompanyStock ExchangeCapital MarketsFinancial-Services12.9
Minimal 7 Almost no public developer surface
Hundsun TechnologiesAsset ManagementBanking SoftwareChinaFinancial Technology3 APIs8.7Close BrothersFinancial-ServicesBankingMerchant BankingSpecialist Lending8.2Rally RdCompanyInvestingAlternative AssetsCollectibles7.4Duane MorrisAntitrustAppellateArbitrationBanking4.5StartEngineCompanyInvestingCrowdfundingPrivate Markets3.8Ballard SpahrBankingBankruptcyClass ActionCommercial Litigation2.0Edgar Online (OTC Markets Group)CompanyFintechFinancial DataSEC Filings2.0

APIs with this tag (16)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Strong 1 Solid coverage with minor gaps
Settlement Info Reporting APISecurity settlement information reporting from the SIX custody cockpit for the Swiss market, publicly docum...55.1
Developing 6 Usable, with meaningful gaps to close
Morningstar Investment Analysis APIsDynamic Services investment-analysis endpoints - securities data (US and global ecint), screening, autocomp...45.3Morningstar Investment Details APIsDeep security-level data for equities and managed investments - profiles, ratings, performance, holdings, f...45.3Morningstar Investment List APIRetrieve curated and client-defined investment lists with associated Morningstar data points for rendering ...45.3Bitbond Offering Manager APIPublic investor REST API for the Bitbond Offering Manager securities-issuance platform. Covers offerings lo...44.7Montran Central Securities DepositoryA 24/7, ISO 20022 compliant platform that facilitates safekeeping of dematerialized financial instruments, ...43.4Montran Trading SystemProvides a fast, secure, and innovative platform that facilitates the multi-currency trading of financial i...43.4
Thin 7 Limited public surface area
TD Ameritrade Instruments APIThe Instruments API from TD Ameritrade — 2 operation(s) for instruments.36.3HKEX Orion Market Data Platform - Securities Market (OMD-C)Real-time datafeeds (OMD-C SS, SP, SF tiers) for all securities traded on the Stock Exchange of Hong Kong, ...32.3Aladdin Studio Securities APISecurity reference data and classification31.4TreasuryDirect Securities APIPublic reference data on marketable Treasury securities (auctions, results, security details) published via...30.6U.S. Treasury Fiscal Data Securities APITreasury securities auction results.29.8U.S. Treasury Fiscal Data Securities APITreasury securities, savings bonds, and investment data.28.5EDI Securities Reference Data APIConsolidated securities reference file (SRF) data for worldwide listed instruments via the GetConsolidatedS...27.0
Emerging 1 Early or largely undocumented
Masterworks GraphQL APIThe single GraphQL endpoint behind the Masterworks web and mobile apps, covering art offerings, artists, au...19.8
Minimal 1 Almost no public developer surface
Hundsun Trading PlatformEnterprise trading platform offered to brokerages and securities firms, covering order management, executio...8.7

Score breakdown

Frequency
43.1
log-scaled weighted occurrences
Breadth
0.8
spread across providers
Quality lift
34.5
mean composite of providers using it
Cohesion
5.3
strength of nearest seed neighbor

Related tags

Corporate Actions 6 co-occurrences Capital Markets 6 co-occurrences Exchange 5 co-occurrences Financial 7 co-occurrences Portfolio 5 co-occurrences Market Data 10 co-occurrences Investing 5 co-occurrences Trading 8 co-occurrences

Where this tag comes from

Api tag17
Provider tag17
Openapi tag4
Openapi op tag7

Cohort brief

Auto-generated

The 29 providers in the APIs.io catalog tagged Securities, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
29
all scored
Mean Kin Score
28.3
+7.6 vs catalog 20.7
Mean Agent Readiness
18.7
+9.0 vs catalog 9.7
Spread
2–64.8
median 28 · σ 17.4
How the 29 split by band
Exemplar 0Strong 3Developing 5Thin 9Emerging 5Minimal 7
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Contract Quality 30.5 17.5 +13 29
Developer Ergonomics 30.5 17.9 +12.6 29
Contract Governance 13.9 6.4 +7.5 29
Discoverability 65.7 60.4 +5.3 29
Operational Transparency 12.7 11.3 +1.4 29
Access Clarity 23.1 22.3 +0.8 29

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 17% 16% +1
MCP server (first-party) 10% 7% +3
Agent Skills 0% 0% 0
OAuth scopes 21% 9% +12
Security 93% 88% +5
Arazzo workflows 0% 2% -2
Governance rules 31% 13% +18

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 Factset 64.8
  2. 2 Upvest 58.5
  3. 3 SIX 56
  4. 4 Morningstar 46
  5. 5 Bitbond 44.7
  6. 6 Montran 44.2
  7. 7 SEC EDGAR 44
  8. 8 lemon.markets 42.9
  9. 9 FINRA 38.3
  10. 10 TD Ameritrade 37.6
Top by Agent Readiness
  1. 1 Morningstar 56.8
  2. 2 Factset 52.8
  3. 3 SIX 46.2
  4. 4 lemon.markets 41.5
  5. 5 Upvest 36.3
  6. 6 U.S. Treasury Fiscal Data 32.5
  7. 7 SEC EDGAR 28.1
  8. 8 Aladdin Studio 27.7
  9. 9 Montran 27.3
  10. 10 Bitbond 27
All 29 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 25 August 2026, across 26891 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

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  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
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  • find_cohortsEvery scored population of providers in the catalog.
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