According to data disclosed on December 5, 2025, the top gainers in HK Stock Connect shareholding ratios were Southern Hong Kong US Tech (03442), Synagistics Holdings (02562), and Jihong Co (02603), with increases of 1.35%, 1.19%, and 0.75%, respectively. Meanwhile, Hao Tian International (01341), Lopal Tech (02465), and Weimob Inc (02013) saw the largest declines, dropping by 0.93%, 0.83%, and 0.59%, respectively.

Over the past five trading days, Jihong Co (02603), Synagistics Holdings (02562), and Fibocom (00638) recorded the highest increases in HK Stock Connect shareholding ratios, rising by 19.83%, 4.76%, and 3.73%, respectively. Conversely, Huaxia Hengsheng Biotech (03069), BAIC Motor (01958), and Pharmaron (03759) experienced the largest reductions, falling by 3.37%, 2.09%, and 2.08%, respectively.

**Key Data (Exchange data based on T+2 settlement):**

1. **Top 20 Daily HK Stock Connect Shareholding Increases** - Southern Hong Kong US Tech (03442): +1.35% (28.06%) - Synagistics Holdings (02562): +1.19% (29.47%) - Jihong Co (02603): +0.75% (53.34%) - Shandong Molong (00568): +0.74% (55.39%) - Sanhua (02050): +0.66% (19.95%) - Holly Futures (03678): +0.53% (61.19%) - JLMag (06680): +0.52% (28.86%) - CIG (06166): +0.51% (5.18%) - Giant Biogene (02367): +0.49% (22.35%) - YOFC (06869): +0.48% (60.27%)

2. **Top 20 Daily HK Stock Connect Shareholding Decreases** - Hao Tian International (01341): -0.93% (67.66%) - Lopal Tech (02465): -0.83% (45.65%) - Weimob Inc (02013): -0.59% (27.09%) - A-Living (03319): -0.58% (25.17%) - SICC (02631): -0.55% (21.91%) - Fibocom (00638): -0.50% (8.70%) - Healthyway Inc (02587): -0.45% (20.57%) - Fourth Paradigm (06682): -0.45% (54.39%) - COSCO Ship Energy (01138): -0.36% (65.62%) - Flat Glass (06865): -0.34% (45.81%)

3. **Top 10 Five-Day HK Stock Connect Shareholding Increases** - Jihong Co (02603): +19.83% (53.34%) - Synagistics Holdings (02562): +4.76% (29.47%) - Fibocom (00638): +3.73% (8.70%) - ZTE (00763): +3.23% (52.65%) - CIG (06166): +2.41% (5.18%) - Sinohytec (02402): +2.04% (22.32%) - Southern East West Select (03441): +1.77% (13.32%) - DualityBio-B (09606): +1.17% (29.71%) - YSB (09885): +1.14% (24.79%) - Giant Biogene (02367): +1.00% (22.35%)

4. **Top 10 Five-Day HK Stock Connect Shareholding Decreases** - Huaxia Hengsheng Biotech (03069): -3.37% (9.42%) - BAIC Motor (01958): -2.09% (24.73%) - Pharmaron (03759): -2.08% (55.34%) - SICC (02631): -2.03% (21.91%) - GAC Group (02238): -1.11% (60.49%) - Times China (01233): -1.10% (4.65%) - Jingcheng Mac (00187): -0.93% (49.85%) - Youran Dairy (09858): -0.91% (23.89%) - Hao Tian International (01341): -0.90% (67.66%) - Tigermed (03347): -0.88% (45.29%)

**Note:** The data is automatically generated based on HKEX disclosures and AI calculations. Percentage changes reflect absolute adjustments (e.g., a shift from 1% to 2% is recorded as +1%).