Washington State Investment Board

Entity
Company
Business address
2100 Evergreen Park Dr Sw, Po Box 40916, 98504-0916 Olympia, WA
Phone
3609564715
Fiscal year end
June 30
Signature 13F
Greg Henderson - Investment Compliance Manager
Signature Schedule 13D/G
WASHINGTON STATE INVESTMENT BOARD - Investment Compliance Manager
Signature Ownership
Greg Henderson
All SEC filings
View on sec.gov
Get insider transactions for this reporting owner
Washington State Investment Board has filed 63 SEC EDGAR filings since 4/10/1995

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
N-PX Open Document Open Filing Sep 2, 2025 Jun 30, 2025 028-14515
13F-HR Open Document Open Filing Aug 11, 2025 Jun 30, 2025 028-14515
13F-HR Open Document Open Filing May 5, 2025 Mar 31, 2025 028-14515
13F-HR Open Document Open Filing Feb 14, 2025 Dec 31, 2024 028-14515
SCHEDULE 13G/A Open Document Open Filing Feb 14, 2025
13F-HR Open Document Open Filing Nov 14, 2024 Sep 30, 2024 028-14515
SC 13G/A Open Document Open Filing Nov 5, 2024
N-PX Open Document Open Filing Aug 30, 2024 Jun 30, 2024 028-14515
13F-HR Open Document Open Filing Aug 5, 2024 Jun 30, 2024 028-14515
13F-HR Open Document Open Filing May 9, 2024 Mar 31, 2024 028-14515
SC 13G/A Open Document Open Filing Feb 8, 2024
13F-HR Open Document Open Filing Feb 1, 2024 Dec 31, 2023 028-14515
13F-HR Open Document Open Filing Nov 14, 2023 Sep 30, 2023 028-14515
13F-HR Open Document Open Filing Aug 2, 2023 Jun 30, 2023 028-14515
13F-HR Open Document Open Filing May 15, 2023 Mar 31, 2023 028-14515
3/A Open Document Open Filing PRIMARY DOCUMENT Feb 15, 2023 Dec 7, 2018 001-37386
3/A Open Document Open Filing PRIMARY DOCUMENT Feb 15, 2023 Aug 1, 2022 001-41370
13F-HR/A Open Document Open Filing Feb 8, 2023 Dec 31, 2022 028-14515
13F-HR Open Document Open Filing Jan 9, 2023 Dec 31, 2022 028-14515
SC 13G/A Open Document Open Filing Jan 6, 2023
13F-HR Open Document Open Filing Nov 7, 2022 Sep 30, 2022 028-14515
SC 13G Open Document Open Filing Aug 10, 2022
3 Open Document Open Filing PRIMARY DOCUMENT Aug 4, 2022 Aug 1, 2022 001-41370
13F-HR Open Document Open Filing Aug 2, 2022 Jun 30, 2022 028-14515
13F-HR Open Document Open Filing May 2, 2022 Mar 31, 2022 028-14515
13F-HR Open Document Open Filing Feb 3, 2022 Dec 31, 2021 028-14515
13F-HR Open Document Open Filing Nov 4, 2021 Sep 30, 2021 028-14515
13F-HR Open Document Open Filing Aug 6, 2021 Jun 30, 2021 028-14515
13F-HR Open Document Open Filing Apr 29, 2021 Mar 31, 2021 028-14515
13F-HR Open Document Open Filing Jan 29, 2021 Dec 31, 2020 028-14515
13F-HR Open Document Open Filing Nov 5, 2020 Sep 30, 2020 028-14515
13F-HR Open Document Open Filing Aug 12, 2020 Jun 30, 2020 028-14515
SC 13G/A Open Document Open Filing Apr 29, 2020
4 Open Document Open Filing PRIMARY DOCUMENT Apr 3, 2020 Apr 2, 2020 001-37386
3 Open Document Open Filing PRIMARY DOCUMENT Dec 7, 2018 Dec 6, 2018 001-37386
SC 13G Open Document Open Filing Dec 7, 2018
SC 13G Open Document Open Filing Nov 29, 2016
SC 13G Open Document Open Filing Aug 9, 2016
SC 13G Open Document Open Filing Jul 7, 2016
13F-HR Open Document Open Filing Apr 12, 2016 Mar 31, 2016 028-14515
13F-HR Open Document Open Filing Jan 28, 2016 Dec 31, 2015 028-14515
SC 13G Open Document Open Filing Nov 12, 2015
13F-HR Open Document Open Filing Oct 22, 2015 Sep 30, 2015 028-14515
13F-HR Open Document Open Filing Jul 28, 2015 Jun 30, 2015 028-14515
13F-HR Open Document Open Filing Apr 22, 2015 Mar 31, 2015 028-14515
13F-HR Open Document Open Filing Jan 29, 2015 Dec 31, 2014 028-14515
13F-HR Open Document Open Filing Oct 22, 2014 Sep 30, 2014 028-14515
13F-HR Open Document Open Filing Jul 23, 2014 Jun 30, 2014 028-14515
13F-HR Open Document Open Filing May 2, 2014 Mar 31, 2014 028-14515
13F-HR Open Document Open Filing Jan 30, 2014 Dec 31, 2013 028-14515