Historical shareholding details of Wellington Management Company LLP holdings in Boundless Bio Inc. (BOLD)

Monthly changes of Wellington Management Company LLP shareholding in Boundless Bio Inc. over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Feb 28, 2025	Wellington Management Company Llp	51,797	0.23%

Jan 31, 2025	Wellington Management Company Llp	119,013	0.53%

Dec 31, 2024	Wellington Management Company Llp	556,233	2.49%
Dec 31, 2024	Wellington Management Company Llp	119,013	0.53%

Nov 30, 2024	Wellington Management Company Llp	119,013	0.53%

Oct 31, 2024	Wellington Management Company Llp	119,013	0.53%

Sep 30, 2024	Wellington Management Company Llp	947,612	4.25%
Sep 30, 2024	Wellington Management Company Llp	119,013	0.53%

Aug 31, 2024	Wellington Management Company Llp	120,995	0.54%

Jul 31, 2024	Wellington Management Company Llp	135,915	0.61%

Jun 30, 2024	Wellington Management Company Llp	948,402	4.26%
Jun 30, 2024	Wellington Management Company Llp	129,070	0.58%

May 31, 2024	-	129,070	0.58%

Mar 31, 2024	Wellington Management Company Llp	1,171,973	5.27%