Barbara Kosacz

Insider Reports History

Location
Palo Alto, CA
Signature
/s/ Mark Worthington, Attorney in fact for Barbara Kosacz
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Barbara Kosacz:

Company Role Class Num Shares Value Price $ Report Date Ownership
Kronos Bio, Inc. COO & General Counsel Common Stock 928,966 $1,099,524 $1.18 04 Jan 2024 Direct
XOMA Royalty Corp Director Common Stock 5,971 $146,946 $24.61 21 May 2025 Direct
PHOENIX BIOTECH ACQUISITION CORP. Director Class A Common Stock 5,828 $58,280 $10.00 14 Feb 2024 Direct
Kronos Bio, Inc. COO & General Counsel Employee Stock Option (Right to Buy) 208,367 15 Feb 2023 Direct
Athira Pharma, Inc. Director Stock Option (Right to Buy) 20,900 30 May 2025 Direct

Insider Reports Filed by Barbara Kosacz

Symbol Company Period Transactions Value $ Form Type Role Filing Time
ATHA Athira Pharma, Inc. 30 May 2025 1 $0 4 Director 03 Jun 2025, 17:33
XOMA XOMA Royalty Corp 21 May 2025 1 $0 4 Director 23 May 2025, 16:48
XOMA XOMA Royalty Corp 21 May 2025 1 $0 4 Director 23 May 2025, 16:46
ATHA Athira Pharma, Inc. 24 May 2024 1 $0 4 Director 24 May 2024, 18:58
XOMA XOMA Corp 15 May 2024 1 $0 4 Director 17 May 2024, 16:30
CERO PHOENIX BIOTECH ACQUISITION CORP. 14 Feb 2024 1 $0 4 Director 16 Feb 2024, 19:40
KRON Kronos Bio, Inc. 04 Jan 2024 1 $-12,636 4 COO & General Counsel 05 Jan 2024, 18:26
ATHA Athira Pharma, Inc. 19 May 2023 1 $0 4 Director 22 May 2023, 18:06
XOMA XOMA Corp 17 May 2023 1 $0 4 Director 19 May 2023, 16:30
KRON Kronos Bio, Inc. 15 Feb 2023 2 $0 4 COO & General Counsel 17 Feb 2023, 15:19
KRON Kronos Bio, Inc. 25 Jul 2022 1 $0 4 COO & General Counsel 27 Jul 2022, 18:18
ATHA Athira Pharma, Inc. 20 May 2022 1 $0 4 Director 27 May 2022, 17:47
XOMA XOMA Corp 18 May 2022 1 $0 4 Director 20 May 2022, 09:00
KRON Kronos Bio, Inc. 15 Feb 2022 2 $0 4 COO & General Counsel 17 Feb 2022, 16:23
PBAX PHOENIX BIOTECH ACQUISITION CORP. 08 Oct 2021 1 $0 4 Director 12 Oct 2021, 19:24
PBAX PHOENIX BIOTECH ACQUISITION CORP. 05 Oct 2021 0 $0 3 Director 05 Oct 2021, 18:37
XOMA XOMA Corp 19 May 2021 1 $0 4 Director 21 May 2021, 16:30