🐋 SEC 13F Hedge Fund Whale Portfolio Tracker

Track quarterly SEC Form 13F filings, portfolio allocation shifts, new stock positions, and liquidations from Wall Street's most influential fund managers (Warren Buffett, Michael Burry, Ray Dalio, Ken Griffin, Bill Ackman) directly via official SEC EDGAR submissions.

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💡 Why Choose This Actor?

Every quarter, institutional investment managers with over $100M in assets must disclose their equity holdings to the SEC via Form 13F. Tracking these "smart money" whales reveals where the world's most successful investors are placing their capital.

Traditional whale-tracking terminals charge hundreds of dollars per month for delayed public data:

Feature / Metric	Commercial Quant Terminals (WhaleWisdom / Dataroma)	Manual SEC EDGAR Search	SEC 13F Hedge Fund Whale Tracker
Monthly Pricing	$300 – $1,000 / month (Locked subscription)	$0 + Hours of manual PDF scraping	Pay-Per-Event ($0.0050 / filing) (Zero commitment)
Data Freshness	Delayed batch sync	Real-time	Real-time direct SEC EDGAR API sync
API & Webhook Integrations	Locked to highest enterprise tier	None	Instant JSON, CSV, Webhook & Discord/Slack alerts
Supported Managers	Fixed list	Single CIK search	Multi-whale simultaneous tracking + Custom CIKs
Free Trial	Demo call required	None	$5.00 Free Trial Credit (Up to 1,000 filings free)

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🎯 Target Audiences & Use Cases

1. Quantitative & Long/Short Equity Traders:
   • Backtest and mirror the consensus stock picks of top hedge funds.
   • Detect aggressive position building before quarterly 13F news hits financial media.
2. Individual Stock Investors & Financial Bloggers:
   • Track Berkshire Hathaway's latest bank and tech trades (Warren Buffett).
   • Track Scion Asset Management's contrarian macro bets (Michael Burry).
3. FinTech Platforms & Algorithmic Newsletters:
   • Power automated "Whale Watcher" email digests and live trading alerts.

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📥 Input Parameters

Parameter	Type	Default	Description
trackedWhales	Array	["berkshire", "scion", "bridgewater", "citadel", "pershing_square"]	List of hedge fund aliases or custom 10-digit CIK numbers.
formType	Select	"13F-HR"	Filter forms: 13F-HR (Holdings Report) or ALL (All 13F notices).
maxItems	Integer	30	Maximum number of filing records to retrieve (up to 300).

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📤 Output Data Format (JSON Sample)

[
  {
    "whale_name": "Warren Buffett (Berkshire Hathaway) (BERKSHIRE HATHAWAY INC)",
    "form_type": "13F-HR",
    "filing_date": "2026-08-14",
    "report_period": "2026-06-30",
    "quarter_label": "Q2 2026 Holdings",
    "cik": "0001067983",
    "accession_number": "0001193125-26-352200",
    "primary_doc_description": "13F HOLDINGS REPORT",
    "sec_filing_url": "https://www.sec.gov/Archives/edgar/data/1067983/000119312526352200/primary_doc.xml",
    "scraped_at": "2026-09-08T05:50:00+00:00"
  }
]

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🐍 1-Click Python Integration

from apify_client import ApifyClient

# Initialize client with your Apify API Token
client = ApifyClient("YOUR_APIFY_TOKEN")

# Run SEC 13F Hedge Fund Whale Portfolio Tracker
run = client.actor("robinworld/sec-13f-hedge-fund-whale-tracker").call(
    run_input={
        "trackedWhales": ["berkshire", "scion", "citadel", "bridgewater"],
        "formType": "13F-HR",
        "maxItems": 20
    }
)

# Fetch filings from the default dataset
for item in client.dataset(run["defaultDatasetId"]).iterate_items():
    print(f"[{item['quarter_label']}] {item['whale_name']}")
    print(f"  👉 Filed: {item['filing_date']} | Period: {item['report_period']}")
    print(f"  🔗 EDGAR: {item['sec_filing_url']}")

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❓ Frequently Asked Questions (FAQ)

Q: What is Form 13F?

Form 13F is a mandatory quarterly report filed by institutional investment managers with at least $100M in assets under management, disclosing their US-listed equity holdings.

Q: How fast is this data updated?

This Actor connects directly to the official SEC EDGAR REST submissions stream with zero third-party delay, instantly reflecting new 13F filings as soon as they are published by the SEC.