Prothena Corp Public Ltd Co

CHARLES SCHWAB INVESTMENT MANAGEMENT INC PRTA

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

357,335

Value ($000)

3,413

Weight

0.0%

2013 Q4 - 2025 Q4 (28 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/13/2026	3,413	0.0%	357,335	12/31/2025
2025 Q3	11/10/2025	3,424	0.0%	350,821	9/30/2025
2025 Q2	8/12/2025	1,670	0.0%	275,084	6/30/2025
2025 Q1	9/15/2025	3,955	0.0%	319,607	3/31/2025
2024 Q4	2/6/2025	4,531	0.0%	327,151	12/31/2024
2024 Q3	11/12/2024	5,437	0.0%	324,962	9/30/2024
2024 Q2	8/12/2024	6,752	0.0%	327,139	6/30/2024
2024 Q1	5/9/2024	7,899	0.0%	318,905	3/31/2024
2023 Q4	2/6/2024	11,383	0.0%	313,230	12/31/2023
2023 Q3	11/8/2023	14,887	0.0%	308,537	9/30/2023
2023 Q2	8/10/2023	21,336	0.0%	312,483	6/30/2023
2023 Q1	5/12/2023	14,491	0.0%	298,971	3/31/2023
2022 Q4	2/13/2023	18,126	0.0%	300,850	12/31/2022
2022 Q3	11/14/2022	17,325	0.0%	285,742	9/30/2022
2022 Q2	8/15/2022	7,534	0.0%	277,475	6/30/2022
2022 Q1	5/13/2022	10,401	0.0%	284,402	3/31/2022
2021 Q4	2/11/2022	12,628	0.0%	255,614	12/31/2021
2021 Q3	11/16/2021	17,218	0.0%	241,715	9/30/2021
2021 Q2	8/16/2021	10,633	0.0%	206,826	6/30/2021
2021 Q1	5/17/2021	4,683	0.0%	186,391	3/31/2021
2020 Q4	2/16/2021	2,193	0.0%	182,539	12/31/2020
2020 Q3	11/13/2020	1,828	0.0%	182,961	9/30/2020
2020 Q2	8/20/2020	2,486	0.0%	237,588	6/30/2020
2020 Q1	5/15/2020	2,594	0.0%	242,406	3/31/2020
2019 Q4	2/7/2020	3,784	0.0%	239,006	12/31/2019
2014 Q2	7/30/2014	724	0.0%	32,100	6/30/2014
2014 Q1	4/29/2014	786	0.0%	20,500	3/31/2014
2013 Q4	2/14/2014	544	0.0%	20,500	12/31/2013