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  • Insider Ownership

Insider Trading & Ownership of John O Larsen

Location
Madison, WI
Summary
The estimated net worth of John O Larsen is at least $18,867,488 dollars as of 05 Nov 2025. John O Larsen is the Director of ALLIANT ENERGY CORP and owns shares of ALLIANT ENERGY CORP (LNT) stock worth about $18.58M. John O Larsen is the Director of PG&E Corp and owns shares of PG&E Corp (PCG) stock worth about $289.1K.
Signature
/s/ Christine Zhang, attorney-in-fact for John O. Larsen (Signed Power of Attorney on file with SEC)
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Quick Takeaways

  • John O Larsen has 3 issuer positions tracked on this page.
  • Estimated disclosed ownership value: $18,867,488.
  • Recent insider filing activity is available below.

What Changed

  • Largest disclosed position: ALLIANT ENERGY CORP ($18,578,433).
  • 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 John O Larsen

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
LNT ALLIANT ENERGY CORP Director $18,578,433 20 Feb 2025
PCG, PCG-PA PG&E Corp Director $289,055 +$119,700 +71% 04 Nov 2025
PCG-PREF PACIFIC GAS & ELECTRIC Co Director 22 May 2025

Insider Transactions Reported by John O Larsen:

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.