Kosacz Barbara

CIK 0001763316

COO & General CounselDirector

Filings

Latest May 26, 2026

Issuers covered

Showing

15 of 15

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Track record

Realized signed returns on open-market buys and sales

No scored trades yet for Kosacz Barbara. Track record appears once open-market purchases or sales reach the +30 day horizon.

Companies where Kosacz Barbara has filed

Ticker	Issuer	Filings	Last filed
XOMA	Xoma Corp	6	May 26, 2026
ATHA	Athira Pharma, Inc.	5	Apr 13, 2026
KRON	Kronos Bio, Inc.	3	Jan 5, 2024
CERO	Cero Therapeutics Holdings, Inc.	1	Feb 16, 2024

15 Form 4 / 4-A filings, newest first

Filed	Issuer	Top transaction	Shares	Price	Value
May 26, 2026	XOMAXoma Corp	AGrant	3,586	$0.00	$0
Apr 13, 2026	ATHAAthira Pharma, Inc.	Holdings only	-	-	-
Jun 3, 2025	ATHAAthira Pharma, Inc.	Holdings only	-	-	-
May 23, 2025	XOMAXoma Corp	AGrant	5,971	$0.00	$0
May 23, 2025	XOMAXoma Corp	AGrant	5,971	$0.00	$0
May 24, 2024	ATHAAthira Pharma, Inc.	Holdings only	-	-	-
May 17, 2024	XOMAXoma Corp	Holdings only	-	-	-
Feb 16, 2024	CEROCero Therapeutics Holdings, Inc.	JOther	5,828	-	-
Jan 5, 2024	KRONKronos Bio, Inc.	SSale	10,676	$1.1836	$12,636
May 22, 2023	ATHAAthira Pharma, Inc.	Holdings only	-	-	-
May 19, 2023	XOMAXoma Corp	Holdings only	-	-	-
Feb 17, 2023	KRONKronos Bio, Inc.	AGrant	138,911	$0.00	$0
May 27, 2022	ATHAAthira Pharma, Inc.	Holdings only	-	-	-
May 20, 2022	XOMAXoma Corp	Holdings only	-	-	-
Feb 17, 2022	KRONKronos Bio, Inc.	AGrant	53,600	$0.00	$0

Showing 1-15 of 15

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