Zheng Quan Shi Bao Wang·2025-11-19 08:46Core Viewpoint - The THz concept sector has shown a positive performance with a 1.74% increase, ranking 6th among concept sectors, driven by significant gains in several stocks, particularly Yaguang Technology which hit the daily limit up of 20% [1][2]. Group 1: Sector Performance - The THz concept sector saw a net inflow of 1.362 billion yuan, with 11 stocks experiencing net inflows, and 5 stocks exceeding 100 million yuan in net inflows [2]. - Yaguang Technology led the net inflow with 587 million yuan, followed by Tianhai Defense and Saiwei Electronics with net inflows of 495 million yuan and 222 million yuan respectively [2][3]. Group 2: Stock Performance - Yaguang Technology recorded a daily increase of 19.93% with a turnover rate of 24.95% and a net inflow ratio of 33.40% [3]. - Tianhai Defense and Saiwei Electronics also performed well, with increases of 14.16% and 10.16% respectively, and net inflow ratios of 12.63% and 6.29% [3]. - Conversely, stocks such as Phoenix Optical and Daheng Technology experienced declines of 3.35% and 3.18% respectively, indicating a mixed performance within the sector [1][4].