Karin L. Walker

Insider Reports History

Location
South San Francisco, CA
Signature
/s/ Michael J. Malecek, as Attorney-in-Fact for Karin L. Walker
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 Karin L. Walker:

Company Role Class Num Shares Value Price $ Report Date Ownership
PROTHENA CORP PUBLIC LTD CO Chief Accounting Officer Ordinary Shares, par value $0.01 per share 25,000 $189,750 $7.59 28 Jul 2025 Direct
Cyclacel Pharmaceuticals, Inc. Director Common Stock 40,602 $134,596 $3.32 30 Jun 2023 Direct
PROTHENA CORP PUBLIC LTD CO Chief Accounting Officer Stock Option (Right to Buy) 70,000 05 Mar 2025 Direct
Cyclacel Pharmaceuticals, Inc. Director Stock Option (right to buy) 42,438 30 Jun 2023 Direct

Insider Reports Filed by Karin L. Walker

Symbol Company Period Transactions Value $ Form Type Role Filing Time
PRTA PROTHENA CORP PUBLIC LTD CO 28 Jul 2025 1 $0 4 Chief Accounting Officer 30 Jul 2025, 17:52
PRTA PROTHENA CORP PUBLIC LTD CO 05 Mar 2025 1 $0 4 Chief Accounting Officer 07 Mar 2025, 16:46
PRTA PROTHENA CORP PUBLIC LTD CO 27 Feb 2024 1 $0 4 Chief Accounting Officer 29 Feb 2024, 21:09
PRTA PROTHENA CORP PUBLIC LTD CO 24 Jan 2024 3 -$102,350 4 Chief Accounting Officer 24 Jan 2024, 19:01
PRTA PROTHENA CORP PUBLIC LTD CO 20 Dec 2023 4 -$118,302 4 Chief Accounting Officer 20 Dec 2023, 19:17
PRTA PROTHENA CORP PUBLIC LTD CO 30 Nov 2023 3 -$102,350 4 Chief Accounting Officer 30 Nov 2023, 18:24
PRTA PROTHENA CORP PUBLIC LTD CO 25 Oct 2023 5 -$137,541 4 Chief Accounting Officer 25 Oct 2023, 20:03
PRTA PROTHENA CORP PUBLIC LTD CO 19 Sep 2023 3 -$186,607 4 Chief Accounting Officer 19 Sep 2023, 18:37
PRTA PROTHENA CORP PUBLIC LTD CO 18 Aug 2023 3 -$210,722 4 Chief Accounting Officer 18 Aug 2023, 21:37
PRTA PROTHENA CORP PUBLIC LTD CO 19 Jul 2023 4 -$270,743 4 Chief Accounting Officer 19 Jul 2023, 20:50
CYCC Cyclacel Pharmaceuticals, Inc. 30 Jun 2023 2 $0 4 Director 03 Jul 2023, 16:56
PRTA PROTHENA CORP PUBLIC LTD CO 20 Jun 2023 5 -$269,294 4 Chief Accounting Officer 20 Jun 2023, 18:32
PRTA PROTHENA CORP PUBLIC LTD CO 19 May 2023 4 -$294,778 4 Chief Accounting Officer 19 May 2023, 21:31
PRTA PROTHENA CORP PUBLIC LTD CO 19 Apr 2023 4 -$189,280 4 Chief Accounting Officer 21 Apr 2023, 21:30
PRTA PROTHENA CORP PUBLIC LTD CO 20 Mar 2023 4 -$163,410 4 Chief Accounting Officer 22 Mar 2023, 21:30
PRTA PROTHENA CORP PUBLIC LTD CO 15 Mar 2023 4 -$667,546 4 Chief Accounting Officer 17 Mar 2023, 21:32
PRTA PROTHENA CORP PUBLIC LTD CO 02 Mar 2023 1 $0 4 Chief Accounting Officer 03 Mar 2023, 20:30
PRTA PROTHENA CORP PUBLIC LTD CO 18 Nov 2022 4 -$420,309 4 Chief Accounting Officer 18 Nov 2022, 20:32
PRTA PROTHENA CORP PUBLIC LTD CO 24 Oct 2022 6 -$843,813 4 Chief Accounting Officer 26 Oct 2022, 21:30
CYCC Cyclacel Pharmaceuticals, Inc. 14 Jun 2022 2 $0 4 Director 16 Jun 2022, 16:13
PRTA PROTHENA CORP PUBLIC LTD CO 23 Feb 2022 1 $0 4 Chief Accounting Officer 25 Feb 2022, 20:31
PRTA PROTHENA CORP PUBLIC LTD CO 23 Nov 2021 4 -$193,607 4 Chief Accounting Officer 26 Nov 2021, 20:19
PRTA PROTHENA CORP PUBLIC LTD CO 20 Oct 2021 7 -$995,593 4 Chief Accounting Officer 22 Oct 2021, 17:53
CYCC Cyclacel Pharmaceuticals, Inc. 15 Jun 2021 4 $0 4 Director 17 Jun 2021, 16:07