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上证指数今日 股票今天行情午报

  • 2026-05-20 11:48:52
上证指数今日 股票今天行情午报

上证指数今日午报（2026年5月20日 11:30）

一、大盘核心数据

指数
最新点位
涨跌
涨跌幅
上证指数4150.98
—
—
深证成指
15494.18
↓
-0.49%
创业板指
3912.33
↑
+0.10%
科创50
1813.08
↑
+2.14%
沪深300
4846.22
↓
-0.14%
北证50
1341.78
↓
-1.69%
今日上证以 4152.70开盘，最高 4162.88，最低 4139.97，整体在4150附近震荡。

二、午盘关键特征 

🟢 强势方向：科技股全面爆发

科创芯片 + 云计算 + 半导体 临近午盘集体拉升，带动指数收红
科创50大涨 2.14%，为全市场最强指数
寒武纪涨超5%，澜起科技、中芯国际涨近5%
芯片股全面爆发，算力+AI链条是午盘最大主线

🔴 弱势方向：资源+高股息承压

锂矿板块 5连跌，不建议加仓
有色金属、黄金股普跌
北证50跌1.69%，小票整体偏弱（全市场超4300只个股下跌）

📈 板块涨跌速览（10:34数据）

板块
表现
上证信息（科技）
+1.97%⭐最强
科创综指
+0.96%
创业板指
+0.10%
上证50
+0.12%
上证能源
+0.62%
上证消费
+0.29%
上证公用
-2.95%❌最弱
深证医药
-1.56%
北证50
-1.69%

三、资金与情绪面

指标
数据
两市成交
预估 1.8万亿+（维持活跃）
富时A50期指
15515.0，-0.09%
港股恒生指数
25571，-0.88%
涨停家数
约63家
跌停家数
约28家

四、午评总结 

一句话：震荡偏强，科技占优，普涨难、重在选主线。
断
内容
✅ 主线
AI算力+芯片+云计算（算电协同是本月核心）
✅ 支撑
4080附近强支撑，午盘守住4150
⚠️ 压力
4200附近套牢盘重，放量才能突破
❌ 回避
纯题材小票、锂矿（5连跌）、高股息
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  138. /yingpanguazai/ssd/ssd1/www/mffb.com.cn/vendor/topthink/think-template/src/template/contract/DriverInterface.php ( 0.86 KB )
  139. /yingpanguazai/ssd/ssd1/www/mffb.com.cn/runtime/temp/49e0cd3e0528281c5c5fae705243dc37.php ( 11.98 KB )
  140. /yingpanguazai/ssd/ssd1/www/mffb.com.cn/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000663s ] mysql:host=127.0.0.1;port=3306;dbname=no_mfffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000640s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000246s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000293s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000476s ]
  6. SELECT * FROM `set` [ RunTime:0.000209s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000519s ]
  8. SELECT * FROM `article` WHERE `id` = 539498 LIMIT 1 [ RunTime:0.000406s ]
  9. UPDATE `article` SET `lasttime` = 1779255242 WHERE `id` = 539498 [ RunTime:0.001518s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000559s ]
  11. SELECT * FROM `article` WHERE `id` < 539498 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000868s ]
  12. SELECT * FROM `article` WHERE `id` > 539498 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000718s ]
  13. SELECT * FROM `article` WHERE `id` < 539498 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001311s ]
  14. SELECT * FROM `article` WHERE `id` < 539498 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001889s ]
  15. SELECT * FROM `article` WHERE `id` < 539498 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001719s ]
0.126553s