SANGSANGIN INVESTMENT & SECURITIES CO., LTD.

13D and 13G Filings

Issuer	Symbol	CUSIP	% of Class	Shares	Form	Filed
Exicure, Inc. 13G/A Amendment 1 XCUR · 30205M309	XCUR	30205M309	0%	0	13G/A Amendment 1	12/10/2025 Event 12/8/2025
Sangsangin Investment & Securities Co., Ltd.			0%	0
Sangsangin Co., Ltd.			0%	0
Jun Won Yoo			0%	0
Exicure, Inc. 13G XCUR · 30205M309	XCUR	30205M309	14.3%	433,332	13G	12/23/2024 Event 12/12/2024
Sangsangin Investment & Securities Co., Ltd.			14.3%	433,332
Sangsangin Co., Ltd.			14.3%	433,332
Junwon Yoo			14.3%	433,332

Includes filings since 12/18/2024, when the SEC began requiring structured 13D and 13G data.