亚信安全股价跌5.03%，先锋基金旗下1只基金重仓，持有1.33万股浮亏损失1.31万元

Group 1 - The core viewpoint is that AsiaInfo Security has experienced a significant decline in stock price, dropping 5.03% to 18.68 CNY per share, with a total market capitalization of 7.472 billion CNY [1] - The company has seen a cumulative decline of 5.93% over the past five days, indicating a downward trend in its stock performance [1] - AsiaInfo Security specializes in providing cybersecurity products and services to government and enterprise clients, with its revenue composition being 52.42% from intelligent business and 47.58% from cybersecurity [1] Group 2 - From the perspective of fund holdings, Pioneer Fund has a significant position in AsiaInfo Security, with its Pioneer JuYou A fund holding 13,300 shares, accounting for 5.67% of the fund's net value [2] - The fund has incurred a floating loss of approximately 13,100 CNY today and a total floating loss of 16,500 CNY during the five-day decline [2] - Pioneer JuYou A fund has a year-to-date loss of 6.24%, ranking 8144 out of 8172 in its category, while it has achieved a one-year return of 44.43%, ranking 3734 out of 7995 [2]