Kosacz Barbara

CIK 00017633165 companiesEMERYVILLE, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001763316

Recent Transactions

37 trades

Other
XOMA Royalty Corp
Common Stock
2026-07-14−6,269→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−9,763→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−10,967→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−8,996→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−5,101→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−6,152→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−8,167→ 0 total
Disposition to Issuer
XOMA Royalty Corp
Stock Option (Right to Buy)
2026-07-14−19,979→ 0 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2026-06-23+28,000→ 28,000 total
Award
XOMA Royalty Corp
Common Stock
2026-05-21+3,586→ 9,557 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2026-04-09+28,000→ 28,000 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2025-05-30+20,900→ 20,900 total
Award
XOMA Royalty Corp
Common Stock
2025-05-21+5,971→ 5,971 total
Award
XOMA Royalty Corp
Common Stock
2025-05-21+5,971→ 5,971 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2024-05-24+20,900→ 20,900 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2024-05-15+9,763→ 9,763 total
Other
CERO THERAPEUTICS HOLDINGS, INC.$CERO
Class A Common Stock
2024-02-14+5,828→ 5,828 total
Sale
Kronos Bio, Inc.
Common Stock
2024-01-04$1.18/sh−10,676→ 928,966 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2023-05-19+20,900→ 20,900 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2023-05-17+10,967→ 10,967 total
Award
Kronos Bio, Inc.
Employee Stock Option (Right to Buy)
2023-02-15+208,367→ 208,367 total
Award
Kronos Bio, Inc.
Common Stock
2023-02-15+138,911→ 939,642 total
Award
Kronos Bio, Inc.
Common Stock
2022-07-25+53,600→ 791,624 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2022-05-20+13,871→ 13,871 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2022-05-18+8,996→ 8,996 total
Award
Kronos Bio, Inc.
Employee Stock Option (Right to Buy)
2022-02-15+80,000→ 80,000 total
Award
Kronos Bio, Inc.
Common Stock
2022-02-15+53,600→ 738,024 total
Other
CERO THERAPEUTICS HOLDINGS, INC.$CERO
Class B Common Stock
2021-10-08+17,500→ 17,500 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2021-05-19+5,101→ 5,101 total
Award
LeonaBio, Inc.$LONA
Stock Option (Right to Buy)
2021-03-04+27,742→ 27,742 total
Other
eFFECTOR Therapeutics, Inc.
Class B Common Stock
2021-01-12−17,500→ 17,500 total
Award
Kronos Bio, Inc.
Employee Stock Option (Right to Buy)
2020-12-09+104,736→ 104,736 total
Award
Kronos Bio, Inc.
Common Stock
2020-12-09+69,824→ 684,424 total
Purchase
Kronos Bio, Inc.
Common Stock
2020-10-14$19.00/sh+5,250→ 614,600 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2020-05-20+6,152→ 6,152 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2019-05-16+8,167→ 8,167 total
Award
XOMA Royalty Corp
Non-Qualified Share Option (right to buy)
2019-01-01+19,979→ 19,979 total

Companies

Recent Filings

Address

C/O XOMA ROYALTY CORPORATION 2200 POWELL STREET, SUITE 310

EMERYVILLE, CA, 94608

View on SEC.gov