Arrowhead Pharmaceuticals, Inc.

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC ARWR

Report date

3/31/2026

Quarter

2026 Q1

Filed

5/8/2026

Shares

31,371

Value ($000)

1,967

Weight

0.0%

2019 Q4 - 2026 Q1 (22 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
2026 Q1	5/8/2026	1,967	0.0%	31,371	3/31/2026
2024 Q4	2/11/2025	519	0.0%	27,628	12/31/2024
2024 Q3	11/13/2024	534	0.0%	27,580	9/30/2024
2024 Q2	8/15/2024	720	0.0%	27,720	6/30/2024
2024 Q1	5/15/2024	790	0.0%	27,635	3/31/2024
2023 Q4	2/13/2024	730	0.0%	23,847	12/31/2023
2023 Q3	11/14/2023	639	0.0%	23,773	9/30/2023
2023 Q2	8/14/2023	847	0.0%	23,757	6/30/2023
2023 Q1	5/15/2023	610	0.0%	24,029	3/31/2023
2022 Q4	2/21/2023	397	0.0%	9,796	12/31/2022
2022 Q3	11/14/2022	505	0.0%	15,287	9/30/2022
2022 Q2	8/4/2022	623	0.0%	17,698	6/30/2022
2022 Q1	5/9/2022	806	0.0%	17,516	3/31/2022
2021 Q4	2/3/2022	1,146	0.0%	17,283	12/31/2021
2021 Q3	11/15/2021	1,075	0.0%	17,223	9/30/2021
2021 Q2	8/13/2021	1,436	0.0%	17,335	6/30/2021
2021 Q1	5/14/2021	1,148	0.0%	17,313	3/31/2021
2020 Q4	2/12/2021	2,711	0.0%	35,332	12/31/2020
2020 Q3	11/13/2020	1,529	0.0%	35,412	9/30/2020
2020 Q2	8/14/2020	1,529	0.0%	35,412	6/30/2020
2020 Q1	5/8/2020	1,001	0.0%	34,785	3/31/2020
2019 Q4	2/7/2020	1,814	0.0%	28,592	12/31/2019