| Withholding tax | Flat-rate tax on capital gains in Germany. |
| Share | Company share that offers ownership rights and potential capital gains. |
| Share index | Basket of shares that measures the performance of a market. |
| Alpha | Excess return of a portfolio compared to the market. |
| Investment horizon | Period over which an investor wishes to remain invested. |
| Asset allocation | Allocation of capital to different asset classes. |
| Distributing | ETF or fund that pays out income regularly. |
| Backtesting | Historical simulation of a strategy to assess its robustness. |
| Bear Market | Market phase with falling prices over a longer period of time. |
| Behavioural Finance | Science about investors' misconceptions and behavioural patterns. |
| Beta | Measure of the fluctuation of a security compared to the market. |
| Bid | Maximum price that buyers are prepared to pay. |
| Broker | Trading platform for buying and selling securities. |
| Bull market | Market phase with rising prices over a longer period of time. |
| Buy and Hold | Long-term investment strategy without frequent reallocations. |
| Cash flow | Net cash inflow of a company. |
| Core satellite | Combination of a stable core portfolio and yield-orientated satellites. |
| Correction | Price fall of 10-20 % after previous rise. |
| Umbrella wikifolio | Wikifolio that invests in other Wikifolios. |
| Deflation | General decline in the price level. |
| Diversification | Diversification of capital to reduce risk. |
| Domicile | Country in which a fund is legally registered. |
| Drawdown | Loss from peak to trough. |
| Return on equity (ROE) | Profit in relation to equity. |
| Issuer risk | Risk of insolvency of the issuer. |
| Emission (certificate) | Process in which an issuer creates a tradable certificate for a wikifolio. |
| ETF | Exchange-traded fund that tracks an index. |
| Factor investing | Investing according to return drivers such as value or momentum. |
| Exemption order | Allows banks to exempt capital gains from tax up to the tax-free amount. |
| Free cash flow | Available cash inflow after investments. |
| Fund volume | Total value of all assets of a fund. |
| Growth Investing | Investing in high-growth companies. |
| Trading centre | Stock exchange or platform on which securities are traded. |
| Herd instinct | Tendency to follow the masses. |
| Home Bias | Overweighting of domestic investments. |
| Inflation | General rise in the price level. |
| Index funds | A fund that tracks an index (not necessarily an ETF). |
| Investability | Status of a wikifolio as soon as the certificate is issued and tradable. |
| ISIN / WKN | Unique identification number of a security. |
| Capital gains tax (KESt) | Tax on investment income, levied together with the solidarity surcharge. |
| Investment income | Income from interest, dividends or sales. |
| KBV | Price-to-book ratio of a company. |
| KCV | Price/cash flow ratio. |
| KGV | Price/earnings ratio of a company. |
| Correlation | Measure for the joint movement of two systems. |
| Layer | Structured risk classes in layers. |
| Key interest rate | Interest rate at which banks can refinance themselves with the central bank. |
| Limit order | Buy/sell at a fixed price or better. |
| Liquidity | How easily a security can be traded. |
| Market Order | Immediate execution at the current market price. |
| Maximum drawdown (MDD) | Largest historical loss of a portfolio from peak to trough. |
| Megatrend | Long-term global development with a major market impact. |
| Momentum | Strategy that focuses on recent strong winners. |
| Sample portfolio | Exemplary portfolio for orientation. |
| Order book | List of all buy and sell orders. |
| Order mask | Broker input mask for orders. |
| Outperformance | Return above a benchmark index. |
| Performance fee | Performance-related fee for positive development. |
| Physically replicating | ETF that actually buys the securities it contains. |
| Portfolio | Total of all securities held. |
| Quantitative investing | Rule-based investing on the basis of data. |
| Rebalancing | Restoration of the original portfolio weighting. |
| Yield | Yield of a system over a period of time. |
| Recession | Economic slowdown over several quarters. |
| Risk Parity | Strategy in which each asset class contributes an equal amount of risk. |
| Risk class | Categorisation according to fluctuation intensity. |
| Scoring model | Valuation system for stock selection. |
| Sharpe Ratio | Ratio of return to risk. |
| SICAV | European fund structure with variable capital. |
| Sortino Ratio | Return in relation to the downside risk. |
| Savings lump sum | Annual allowance for capital gains. |
| Spread | Difference between purchase and sale price. |
| Tax deferral effect | Deferral of tax payments into the future. |
| Stop-Buy Order | Buy order that is only triggered when a certain price is exceeded. |
| Stop-Limit Order | Order that becomes active when a stop price is reached. |
| Stop-loss order | Order to limit losses. |
| Swap ETF | Synthetic ETF that tracks an index by means of a swap. |
| Synthetic replicating | ETF that tracks an index via derivatives or swaps. |
| TER | Total expense ratio of a fund. |
| Accumulating | Income is automatically reinvested. |
| Tracking Difference | Deviation of the ETF return from the index. |
| Tracking error | Fluctuation of the deviation from the index. |
| Trailing stop | Dynamic stop loss that automatically adjusts to rising prices. |
| Trend filter | Rule for determining market trends. |
| Trend following | Strategy based on existing trends. |
| UCITS | European regulation for funds. |
| Universe | Set of all securities from which a strategy selects. |
| Underperformance | Return below a benchmark index. |
| Value | Investing in undervalued companies. |
| Loss aversion | Tendency to prioritise losses over gains. |
| Volatility | Measure of the volatility of a security. |
| Volatility Targeting | Adjustment of position sizes to a defined target volatility. |
| Advance lump sum | Flat-rate taxation of accumulating funds. |
| Wikifolio | Certificate that tracks the performance of a model portfolio. |
| Wikifolio certificate | Tradable security of a wikifolio. |
| Certificate fee | Ongoing costs of a Wikifolio certificate. |
| Interest rate turnaround | Change in the direction of monetary policy (e.g. from interest rate hikes to interest rate cuts). |