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You can use DV01 * (change in yields) to calculate the approximated P&L, but you really shouldn't do it. The exact PnL calculation depends on the instruments you're trading. If it's exchange-traded (e.g., futures, futures options), then its price is readily available from the exchange, and the daily change in price should be used for marking to market. ...


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Granularity Display granularity: You should choose granularity based on screen size constraint. Most screens support about 100 pixels per inch and can display 2000 discrete pixels in the horizontal axis. Let's say you store 2000 minutes of data. It will be impossible for a regular monitor screen to resolve the difference if you displayed them as points in ...


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The pnl calculation is done in 2 steps. By definition, you value your portfolio as of today, you value your portfolio as of yesterday, and the difference will be your pnl. Now that's an important number (that gets reported, etc.) but that doesn't give you a lot of information on what generated that pnl. The second step is to move every variable that could ...



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