WASHINGTON STATE INVESTMENT BOARD Historic Quarter Change: Foreign Bonds: Convertible Notes, Added

Each consecutive pair of Form 13F-HR filings compared (SEC CIK 943712), 21 quarters: Q2 2026 (2026-03-31 to 2026-06-30, filed 2026-08-03); Q1 2026 (2025-12-31 to 2026-03-31, filed 2026-05-05); Q4 2025 (2025-09-30 to 2025-12-31, filed 2026-02-09); Q3 2025 (2025-06-30 to 2025-09-30, filed 2025-11-14); Q2 2025 (2025-03-31 to 2025-06-30, filed 2025-08-11); Q1 2025 (2024-12-31 to 2025-03-31, filed 2025-05-05); Q4 2024 (2024-09-30 to 2024-12-31, filed 2025-02-14); Q3 2024 (2024-06-30 to 2024-09-30, filed 2024-11-14); Q2 2024 (2024-03-31 to 2024-06-30, filed 2024-08-05); Q1 2024 (2023-12-31 to 2024-03-31, filed 2024-05-09); Q1 2016 (2015-12-31 to 2016-03-31, filed 2016-04-12); Q4 2015 (2015-09-30 to 2015-12-31, filed 2016-01-28); Q3 2015 (2015-06-30 to 2015-09-30, filed 2015-10-22); Q2 2015 (2015-03-31 to 2015-06-30, filed 2015-07-28); Q1 2015 (2014-12-31 to 2015-03-31, filed 2015-04-22); Q4 2014 (2014-09-30 to 2014-12-31, filed 2015-01-29); Q3 2014 (2014-06-30 to 2014-09-30, filed 2014-10-22); Q2 2014 (2014-03-31 to 2014-06-30, filed 2014-07-23); Q1 2014 (2013-12-31 to 2014-03-31, filed 2014-05-02); Q4 2013 (2013-09-30 to 2013-12-31, filed 2014-01-30); Q3 2013 (2013-06-30 to 2013-09-30, filed 2013-11-08). Rows for the same security, class and put/call are added together. Value change is the filed value at each quarter end, so it includes the price move. Only the filings held here are compared; the firm's 13F-HR filings go back to the quarter ended 2011-06-30. Not compared, as a quarter between them is not held here yet: 2016-03-31 to 2023-12-31 (missing 2020-06-30, 2020-09-30, 2020-12-31, 2021-03-31, 2021-06-30, 2021-09-30, 2021-12-31, 2022-03-31, 2022-06-30, 2022-09-30, 2022-12-31, 2023-03-31, 2023-06-30, 2023-09-30).

No position of this class changed this way in the filings compared.