Among 287 lawmakers, the wealthiest was Ahn Cheol-soo of the People Power Party. Eight of the top 10 by assets were from the People Power Party.
According to the 2026 regular asset change disclosures (as of Dec. 31, 2025) released by the National Assembly Public Officials Ethics Committee on the 26th, among the 287 lawmakers whose assets were disclosed, Ahn reported the largest assets at 125.71736 billion won. The amount includes 1.86 million shares of AhnLab owned personally, valued at 111.786 billion won, among others. Ahn's assets fell by 11.07245 billion won from a year earlier due to changes in the value of personally owned AhnLab shares, but he remained No. 1 for the second year.
Following Ahn, Park Deok-heum of the People Power Party reported the second-largest assets at 54.79452 billion won. Park's assets increased by 1.29131 billion won from a year earlier. In addition, lawmakers with more than 10 billion won in assets totaled nine: ▲Park Jeong (37.45668 billion won) ▲Ko Dong-jin (37.35975 billion won) ▲Baek Jong-heon (31.87662 billion won) ▲Kim Eun-hye (29.43606 billion won) ▲Seo Myeong-ok (27.05862 billion won) ▲Yoon Sang-hyun (21.8093 billion won) ▲Choi Eun-seok (11.11993 billion won).
Lawmakers with more than 50 billion won in assets numbered two, the same as the previous year: Ahn Cheol-soo and Park Deok-heum. Excluding them, the remaining 285 lawmakers had an average reported asset total of 2.8873 billion won, up from 2.65858 billion won a year earlier. By asset size, 1 billion won to less than 2 billion won was the largest group at 97 lawmakers (33.8%). They were followed by ▲2 billion won to less than 5 billion won, 83 (28.9%) ▲500 million won to less than 1 billion won, 47 (16.4%) ▲5 billion won or more, 36 (12.5%) ▲less than 500 million won, 24 (8.4%).
Among the top 10 by assets, only two were from the Democratic Party of Korea: Park Jeong and Yang Bu-nam (10th, 8.83893 billion won). The rest were all from the People Power Party. Among lawmakers with more than 5 billion won in assets, the People Power Party had 26 and the Democratic Party of Korea had eight. Others included Lee Hae-min of the Rebuilding Korea Party (23rd, 6.73863 billion won) and Lee Ju-young of the Reform Party (33rd, 5.34831 billion won).
In terms of asset changes, 254 of 287 lawmakers (88.5%) saw their assets increase, while 33 (11.5%) saw decreases. Among increases, the 100 million won to 500 million won range was the most common at 62.2%.
Lee Sang-sik of the Democratic Party of Korea (25th, 6.57125 billion won), who made the list with more than 5 billion won in assets, reported art valued at about 4.5 billion won under a spouse's name. Lee was sent to trial on charges of violating the Public Official Election Act over allegations of underreporting a spouse's art assets in the last general election, but the Supreme Court finalized a fine of 900,000 won, allowing Lee to keep the seat.