Jack L. Wyszomierski
CIK: 0001023225
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (22 total)
- Jul 14, 2026XOMA
XOMA Royalty Corp
Other(J)Direct21.8K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
11K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
9K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
5.1K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
6.2K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
8.2K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
5.1K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
2.4K shares- - Jul 14, 2026XOMA
XOMA Royalty Corp
Disposition(D)DirectStock Option (Right to Buy)
8K shares- - Jun 1, 2026EXEL
EXELIXIS, INC.
Sale(S)Direct3.9K shares at avg. $50.55$198K - May 27, 2026EXEL
EXELIXIS, INC.
Award(A)Direct8.4K shares- - May 21, 2026XOMA
XOMA Royalty Corp
Award(A)Direct3.6K shares- - May 13, 2026SITE
SiteOne Landscape Supply, Inc.
Award(A)Direct1.2K shares- - Mar 24, 2026XOMA
XOMA Royalty Corp
Exercise(M)Direct3K shares at avg. $11.20$34K - Feb 18, 2026EXEL
EXELIXIS, INC.
Exercise(M)Direct20.6K shares at avg. $19.77$408K - Feb 18, 2026EXEL
EXELIXIS, INC.
Sale(S)Direct99.6K shares at avg. $44.01$4.4M - Jun 3, 2025EXEL
EXELIXIS, INC.
Sale(S)Direct7.5K shares at avg. $43.09$325K - May 29, 2025EXEL
EXELIXIS, INC.
Award(A)Direct9.8K shares- - May 21, 2025XOMA
XOMA Royalty Corp
Award(A)Direct6K shares- - May 14, 2025SITE
SiteOne Landscape Supply, Inc.
Award(A)Direct1.1K shares- - Feb 28, 2025EXEL
EXELIXIS, INC.
Sale(S)Direct8.8K shares at avg. $37.80$331K - Feb 28, 2025EXEL
EXELIXIS, INC.
Exercise(M)Direct15.9K shares at avg. $20.50$325K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jul 14, 2026 |  XOMA XOMA Royalty Corp | Other(J) | 21,828 | - | $0 | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 10,967 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 8,996 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 5,101 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 6,152 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 8,167 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 5,052 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 2,366 | - | - | Direct |
| Jul 14, 2026 | XOMA XOMA Royalty Corp | Disposition(D) Stock Option (Right to Buy) | 8,000 | - | - | Direct |
| Jun 1, 2026 |  EXEL EXELIXIS, INC. | Sale(S) | 3,925 | $50.55 | $198,409 | Direct |
| May 27, 2026 | EXEL EXELIXIS, INC. | Award(A) | 8,367 | - | $0 | Direct |
| May 21, 2026 | XOMA XOMA Royalty Corp | Award(A) | 3,586 | - | $0 | Direct |
| May 13, 2026 |  SITE SiteOne Landscape Supply, Inc. | Award(A) | 1,186 | - | $0 | Direct |
| Mar 24, 2026 | XOMA XOMA Royalty Corp | Exercise(M) | 3,026 | $11.20 | $33,891 | Direct |
| Feb 18, 2026 | EXEL EXELIXIS, INC. | Exercise(M) | 20,634 | $19.77 | $407,934 | Direct |
| Feb 18, 2026 | EXEL EXELIXIS, INC. | Sale(S) | 99,574 | $44.01 | $4,382,252 | Direct |
| Jun 3, 2025 | EXEL EXELIXIS, INC. | Sale(S) | 7,535 | $43.09 | $324,683 | Direct |
| May 29, 2025 | EXEL EXELIXIS, INC. | Award(A) | 9,812 | - | - | Direct |
| May 21, 2025 | XOMA XOMA Royalty Corp | Award(A) | 5,971 | - | - | Direct |
| May 14, 2025 | SITE SiteOne Landscape Supply, Inc. | Award(A) | 1,125 | - | - | Direct |
| Feb 28, 2025 | EXEL EXELIXIS, INC. | Sale(S) | 8,768 | $37.80 | $331,430 | Direct |
| Feb 28, 2025 | EXEL EXELIXIS, INC. | Exercise(M) | 15,874 | $20.50 | $325,417 | Direct |
1-22 of 22 transactions
About WYSZOMIERSKI JACK L
WYSZOMIERSKI JACK L (SEC CIK 0001023225) files insider reports with the SEC as Director of XOMA Royalty Corp (XOMA), Director of EXELIXIS, INC. (EXEL) and Director of SiteOne Landscape Supply, Inc. (SITE).
Signal8 holds 12 ownership filings by WYSZOMIERSKI JACK L, all Form 4s, filed between Feb 28, 2025 and Jul 14, 2026. Those filings report 22 transactions, from Feb 28, 2025 to Jul 14, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on WYSZOMIERSKI JACK L's filings is in EMERYVILLE, CA.
Recent filings by WYSZOMIERSKI JACK L
- Jul 14, 2026: Other transaction of XOMA shares (Form 4, code J).
- Jul 14, 2026: Disposition to issuer transactions of XOMA derivative securities (8 lines, Form 4, code D).
- Jun 1, 2026: Open-market sale of EXEL shares (Form 4, code S).
- May 27, 2026: Grant or award of EXEL shares (Form 4, code A).
- May 21, 2026: Grant or award of XOMA shares (Form 4, code A).
Other insiders filing for XOMA Royalty Corp (XOMA)
- BVF PARTNERS L P/IL, 10% Owner
- Montano Maricel Perea, Chief Legal Officer
- LIMBER JOSEPH M, Director
- Kosacz Barbara, Director
- Hughes Owen, Chief Executive Officer
- Hernday Natasha, Director