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PricingRead termsRead privacy policyNotes on Data
StockSpill

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Coming soon

InsightsAnalysisInvestorsCongressWatchlist
Account

Superinvestors

  • All superinvestors
  • Warren Buffett
  • Value investors
  • Activist investors
  • Smart-money insights

Congress trades

  • All congress trades
  • Senate trades
  • House trades
  • Nancy Pelosi
  • Donald Trump

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  • MSFT holders

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  • Analysis hub
  • DCF calculator
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  • Treasury yields
  • Macro data

© 2026 StockSpill. Data from SEC EDGAR filings. Logos by Parqet.

PricingRead termsRead privacy policyNotes on Data
Home › KSPI › Superinvestor holders

Which superinvestors own KSPI (KSPI)?

2 hedge funds and family offices disclose a KSPI position in their latest SEC 13F filing — combined $22.5M in market value. Of those, 1 are classified as value investors.

#InvestorFundSharesValue% of PortfolioFiled
1Mason HawkinsSoutheastern Asset Management, Inc.240,628$17.8M0.88%2026-03-31
2Cathie WoodARK Investment Management LLC62,632$4.6M0.04%2026-03-31

Related to KSPI

Valuation & analysis

  • KSPI DCF analysis
  • Free DCF calculator
  • Compound interest calculator

Smart-money holders

  • Superinvestors holding KSPI
  • Politicians trading KSPI
  • Insider buys & sells at KSPI

Most-watched investors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman

Other popular stocks

  • AAPL
  • NVDA
  • MSFT
  • AMZN
  • GOOGL
  • META

Smart-money ownership of KSPI

As of the latest 13F window, 2 tracked superinvestors hold KSPI. The largest disclosed position is Mason Hawkins at $17.8M (0.9% of portfolio).

13F filings are due 45 days after each quarter end and capture long-equity positions held by U.S. institutional managers with $100M+ AUM. Use this page to see exactly who is buying KSPI, how concentrated each position is, and the implied conviction level relative to the rest of each investor's book.

Key takeaways

  • 2 superinvestor holders disclosed.
  • Combined $22.5M in disclosed market value.
  • Largest holder: Mason Hawkins.
Home › KSPI › Superinvestor holders

Which superinvestors own KSPI (KSPI)?

2 hedge funds and family offices disclose a KSPI position in their latest SEC 13F filing — combined $22.5M in market value. Of those, 1 are classified as value investors.

#InvestorFundSharesValue% of PortfolioFiled
1Mason HawkinsSoutheastern Asset Management, Inc.240,628$17.8M0.88%2026-03-31
2Cathie WoodARK Investment Management LLC62,632$4.6M0.04%2026-03-31

Related to KSPI

Valuation & analysis

  • KSPI DCF analysis
  • Free DCF calculator
  • Compound interest calculator

Smart-money holders

  • Superinvestors holding KSPI
  • Politicians trading KSPI
  • Insider buys & sells at KSPI

Most-watched investors

  • Warren Buffett
  • Leopold Aschenbrenner
  • George Soros
  • Ray Dalio
  • Bill Ackman

Other popular stocks

  • AAPL
  • NVDA
  • MSFT
  • AMZN
  • GOOGL
  • META

Smart-money ownership of KSPI

As of the latest 13F window, 2 tracked superinvestors hold KSPI. The largest disclosed position is Mason Hawkins at $17.8M (0.9% of portfolio).

13F filings are due 45 days after each quarter end and capture long-equity positions held by U.S. institutional managers with $100M+ AUM. Use this page to see exactly who is buying KSPI, how concentrated each position is, and the implied conviction level relative to the rest of each investor's book.

Key takeaways

  • 2 superinvestor holders disclosed.
  • Combined $22.5M in disclosed market value.
  • Largest holder: Mason Hawkins.