【金工】4月仅主板和创业板有新股上市，首日平均涨幅仍较高——打新市场跟踪月报20250508（祁嫣然）

New Stock Issuance Overview - In April 2025, there were 10 new stocks listed, with 6 on the main board and 4 on the ChiNext, raising a total of 8.269 billion yuan, a decrease of 10.29% month-on-month [2] Offline Issuance Participation - A total of 9 stocks participated in offline issuance, with 5 on the main board and 4 on the ChiNext, raising a combined amount of 7.709 billion yuan, an increase of 13.94% month-on-month [3] - The average first-day increase for new stocks on the main board was 240.69%, a decrease of 45.70 percentage points month-on-month, with 7,649 entities participating in the initial inquiry and a successful bid rate of 93.38%, down by 3.53 percentage points [3] - For the dual innovation sector (ChiNext and Sci-Tech Innovation Board), the average first-day increase was 219.73%, an increase of 12.22 percentage points month-on-month, with no stocks experiencing a decline [3] New Stock Investment Returns - In April 2025, the estimated new stock investment returns for a 500 million yuan account were 0.039% for A-class and 0.033% for C-class on the main board, while for the ChiNext, the returns were 0.073% for A-class and 0.064% for C-class [4] - Cumulative returns for A-class accounts in 2025 were approximately 0.529%, while C-class accounts had cumulative returns of about 0.461% [4]