>_ WhaleWisdom
tracks 13F filings, 13D/13G disclosures, insider transactions, and mutual fund holdings for institutional investors and hedge funds. offers 20+ years of historical data, backtesting tools to evaluate fund performance, and portfolio replication. provides web interface, excel add-in, screeners, and a developer API with digital signature authentication.
best for
analyzing and replicating institutional investor portfolios using quarterly 13F and Schedule 13D/G data.
typical workflow position
screening→research→monitoring
key feature20+ years of 13F data with fund-level backtesting and consensus holdings analysis
asset classEquities
functionResearch, Alt Data
pricingFREE-$$
modelfreemium
added2mo ago
upvotes0
viaweb, api
instrumentsStocks, ETFs, Mutual Funds, Options
regionsNorth America
audienceretail
user baseRetail
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