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Equibles

Jack L. Wyszomierski

Chairman

XOMA Royalty Corp

Board Member

XOMA Royalty Corp

Board Member

Exelixis, Inc. (EXEL)

Personal wealth note: Equibles reports source-backed professional activity and disclosed compensation; it does not estimate personal net worth.

About Jack L. Wyszomierski

Jack L. Wyszomierski is recorded as Chairman and Board Member at XOMA Royalty Corp and Board Member at Exelixis, Inc. (EXEL). XOMA Royalty Corp reported in an 8-K filed July 14, 2026 that Jack L. Wyszomierski resigned as director, effective July 14, 2026. Exelixis, Inc. reported in an 8-K filed May 29, 2026 that Jack L. Wyszomierski was appointed Director, effective May 26, 2026. XOMA Royalty Corp reported in an 8-K filed May 22, 2026 that Jack L. Wyszomierski was appointed director nominee, effective May 21, 2026. Equibles holds 4 filed executive changes naming Jack L. Wyszomierski; each is listed under recent activity with its source filing.

“each of Jack L. Wyszomierski, Heather L. Franklin, Natasha Hernday, Owen Hughes, Barbara Kosacz, Joseph M. Limber and Matthew Perry, voluntarily resigned as directors of the Company and from all committees of the Board of Directors of the Company on which such directors served,”
XOMA Royalty Corp Form 8-K, filed July 14, 2026 · Read the filing
“Exelixis stockholders elected the following 11 directors to serve until the next annual meeting of stockholders in 2027, and until his or her successor is elected and qualified, or until his or her earlier death, resignation or removal”
Exelixis, Inc. Form 8-K, filed May 29, 2026 · Read the filing

Summary generated from SEC filings and earnings-call records held by Equibles.

Affiliation history

Recorded current and former roles; source labels appear when available.

  • XOMA Royalty Corp

    Board Member

    SEC 8-K

    Current

    2026-05-21–present

  • Exelixis, Inc. (EXEL)

    Board Member

    Proxy statement

    Current

    2004-01-01–present

  • XOMA Royalty Corp

    Chairman

    Proxy statement

    Current

    Start not stated–present

  • XOMA Royalty Corp

    Board Member

    Proxy statement

    Start not stated–2026-07-14

Company network

Recorded roles and call appearances connecting this person to public companies.

XOMA Royalty Corp

Current role

Chairman, Board Member

2026-05-21–present

Leadership on record at Exelixis, Inc.

Other people whose current roles at this company are on record from its filings.

Recent activity

Earnings-call and investor-event appearances, plus filed executive appointments or departures, newest first.