规模、份额齐创新高！30年国债ETF博时(511130)最新规模突破110亿元，连续4日净流入，合计“吸金”超20亿元

Core Viewpoint - The 30-year government bond ETF from Bosera has shown significant growth in both scale and net inflow, indicating strong investor interest and market performance in the long-term bond sector [2][3]. Group 1: Performance Metrics - As of July 22, 2025, the 30-year government bond ETF has achieved a year-to-date increase of 1.43% and a one-year net value increase of 12.25%, ranking 6th out of 414 index bond funds [1][3]. - The fund's maximum monthly return since inception is 5.35%, with the longest consecutive monthly gain being 4 months and a total gain of 10.58% [3]. - The fund has a historical one-year profit probability of 100% and an average monthly profit rate of 2.09% [3]. Group 2: Fund Size and Inflows - The latest fund size of the 30-year government bond ETF reached 11.074 billion yuan, marking a new high since its inception [2]. - The fund has seen a continuous net inflow over the past four days, with a peak single-day net inflow of 1.51 billion yuan, totaling 2.066 billion yuan in net inflows [2]. Group 3: Trading and Liquidity - The fund's trading volume on July 22 was 33.289 million yuan, with an average daily trading volume of 2.629 billion yuan over the past month [1][2]. - The fund's financing net purchase amount for the month reached 329.81 thousand yuan, with a latest financing balance of 87.5152 million yuan [2]. Group 4: Market Context - The People's Bank of China conducted a reverse repurchase operation of 214.8 billion yuan at a fixed rate of 1.40%, indicating active liquidity management in the market [2]. - The yield on the 30-year government bond has returned above 1.9%, reflecting market conditions and investor sentiment [3]. Group 5: Tracking and Fees - The fund closely tracks the Shanghai Stock Exchange 30-year government bond index, with a tracking error of 0.032% over the past month [6]. - The management fee for the fund is 0.15%, and the custody fee is 0.05% [5].