Insider Trading & Ownership of Rachel E. Haurwitz

Location
Berkeley, CA
Summary
The estimated net worth of Rachel E. Haurwitz is at least $6,131,870 dollars as of 20 Feb 2026. Rachel E. Haurwitz is the President and CEO, Director of Caribou Biosciences, Inc. and owns shares of Caribou Biosciences, Inc. (CRBU) stock worth about $5.95M. Rachel E. Haurwitz is the Director of Seer, Inc. and owns shares of Seer, Inc. (SEER) stock worth about $178.1K.
Signature
/s/ Barbara G. McClung, as attorney-in-fact
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Quick Takeaways

  • Rachel E. Haurwitz has 2 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $6,131,870.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: Caribou Biosciences, Inc. ($5,953,810).
  • Past-year value change for that position: .

Why This Matters

  • This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
  • You can cross-check role, issuer, and filing chronology directly against the SEC source.

Source Evidence

Filed on Form 4

Insider ownership context is sourced from SEC Forms 3, 4, and 5.

See Original Filing

Ownership of Rachel E. Haurwitz

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
CRBU Caribou Biosciences, Inc. President and CEO, Director $5,953,810 20 Feb 2026
SEER Seer, Inc. Director $178,060 12 Jun 2024

Insider Transactions Reported by Rachel E. Haurwitz:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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