| | 3i Group Plc | Asset Management | Financial Services | 0.00 | 3.04 | -6.23 | 20.01 | 0.71 | -30.23 | -16.39 | 38.64 |
| | 3i Infrastructure Plc | Asset Management | Financial Services | 0.00 | 0.90 | 0.26 | 5.65 | 17.16 | 14.13 | 22.25 | 37.59 |
| | 4basebio Plc | Biotechnology | Healthcare | 0.00 | 16.71 | 15.63 | 11.00 | 16.11 | -23.97 | -59.78 | -7.35 |
| | 4imprint Group Plc | Advertising Agencies | Communication Services | 0.00 | 4.72 | -2.40 | 21.79 | 31.24 | 45.99 | -9.79 | -3.10 |
| | 80 Mile Plc | Other Industrial Metals & Mining | Basic Materials | 0.00 | 47.63 | 100.00 | 15.72 | -8.62 | 103.85 | 264.14 | 221.21 |
| | 88 Energy Ltd | Oil & Gas E&P | Energy | 0.00 | 9.57 | 7.52 | -7.72 | -32.07 | 4.59 | -53.15 | -86.80 |
| | A.G. Barr Plc | Beverages - Non-Alcoholic | Consumer Defensive | 0.00 | 2.71 | 0.33 | -1.14 | -2.73 | -10.02 | -5.67 | 27.74 |
| | AB Dynamics Plc | Auto Parts | Consumer Cyclical | 0.00 | 0.97 | 1.84 | -18.27 | -23.67 | -40.92 | -56.83 | -50.85 |
| | Aberdeen Asia Focus Plc | Asset Management | Financial Services | 0.00 | 3.37 | 3.84 | 1.10 | 22.99 | 26.74 | 69.48 | 84.06 |
| | Aberdeen Asian Income Fund Ltd | Asset Management | Financial Services | 0.00 | 3.83 | 2.20 | -7.67 | 18.61 | 33.30 | 65.83 | 82.26 |
| | Aberdeen Equity Income Trust Plc | Asset Management | Financial Services | 0.00 | 2.93 | -1.51 | 7.55 | 18.44 | 29.54 | 58.60 | 63.63 |
| | Aberdeen Group Plc | Asset Management | Financial Services | 0.00 | 0.00 | 1.65 | 4.31 | 30.38 | 35.57 | 79.36 | 96.72 |
| | Aberdeen New India Investment Trust Plc | Asset Management | Financial Services | 0.00 | 1.41 | -0.83 | -0.83 | 10.43 | -9.09 | -11.76 | 21.62 |
| | Aberdeen UK Smaller Companies Growth Trust Plc | Asset Management | Financial Services | 0.00 | 6.19 | 2.11 | 7.47 | 16.16 | 6.81 | 10.46 | 30.65 |
| | Aberforth Geared Value & Income Trust Plc | Asset Management | Financial Services | 0.00 | 1.06 | 6.74 | 5.56 | 11.76 | 13.88 | 17.95 | -10.13 |
| | Aberforth Geared Value & Income Trust Plc ZDP | Asset Management | Financial Services | 0.00 | 2.88 | -0.34 | 2.16 | 2.61 | 2.61 | 10.80 | 17.94 |
| | Aberforth Smaller Companies Trust Plc | Asset Management | Financial Services | 0.00 | 1.51 | -0.79 | 8.03 | 20.22 | 17.31 | 17.84 | 50.93 |
| | Abingdon Health Plc | Diagnostics & Research | Healthcare | 0.00 | 4.76 | 0.00 | -2.57 | 46.67 | 89.66 | 15.84 | 2.80 |
| | abrdn European Logistics Income Plc | Asset Management | Financial Services | 0.00 | 1.87 | -43.41 | -40.76 | -60.93 | -53.40 | -59.25 | -60.80 |
| | abrdn Property Income Trust Ltd | REIT - Diversified | Real Estate | 0.00 | -8.11 | 1.49 | -8.11 | -19.04 | -25.44 | -48.15 | -37.66 |
| | Acceler8 Ventures Plc | Shell Companies | Financial Services | 0.00 | -5.67 | -26.13 | 2.22 | 244.98 | 244.98 | 175.98 | 37.85 |
| | Accesso Technology Group Plc | Software - Application | Technology | 0.00 | -7.65 | -6.59 | -10.57 | 12.50 | -34.53 | -46.71 | -52.11 |
| | Accsys Technologies Plc | Lumber & Wood Production | Basic Materials | 0.00 | -11.73 | -9.71 | -20.00 | 4.98 | -5.11 | 24.41 | -14.59 |
| | Achilles Investment Co Ltd | Asset Management | Financial Services | 2.19 | 2.94 | 9.37 | 8.75 | 6.06 | -3.37 | 1.45 | 1.45 |