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Which superinvestors and politicians own BlackRock, Inc. (BLK)?

Explore more about BLK

Valuation & analysis

  • BLK DCF analysis
  • Free DCF calculator
  • Compound interest calculator

Smart-money holders

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

Most-watched investors

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

Other popular stocks

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

Last updated Aug 4, 2026

BlackRock, Inc. (BLK) — smart-money holders

BlackRock, Inc. (BLK) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in BLK. Across our datasets, 4 superinvestors hold BLK and 19 members of Congress have traded it.

Notable holders include Tom Gayner, Mark Hillman, and Mairs & Power. Active congressional traders include Ro Khanna, Jefferson Shreve, and Greg Landsman.

Key takeaways

  • 4 superinvestor holders.
  • 19 congressional traders.
  • 0 insider buys / 42 insider sells on file.