The total P/L of diluted cost price includes the realized P/L of the selling part of the position and the unrealized P/L of the remaining position
(1) Formula 1: = (current price - cost price) × holding quantity
(2) Formula 2: = market value of position - (total buy amount - total sell amount) of this holding period
(1) Formula 1: = (current price- cost price) / cost price
(2) Formula 2: =P/L for a holding period/ (total buy amount - total sell amount) of this holding period
Example 1: when diluted cost price > 0
Date | Operation | Diluted cost | Current Price | Position | P/L | P/L% |
April 21, 2020 | Buy and Open 100 shares on March 18, 2020, $330 / share | 330.00 | 400.00 | 100 | 7,000.00 | 21.21% |
April 21, 2020 | Continue to buy 100 shares, $400/ share | 365.00 | 400.00 | 200 | 7,000.00 | 9.59% |
June 24, 2020 | Hold to date, before selling | 365.00 | 500.00 | 200 | 27,000.00 | 36.99% |
June 24, 2020 | Sell 100 shares, $500/share | 230.00 | 500.00 | 100 | 27,000.00 | 117.39% |
Example 2: when diluted cost price＜ 0
Date | Operation | Diluted cost | Current Price | Position | P/L | P/L% |
May 22, 2020 | Buy and Open 1,000 shares on March 23, 2020 ,$2.3/share | 2.30 | 3.30 | 1,000 | 1,000.00 | 43.48% |
May 22, 2020 | Continue to buy 5000 shares, $3.3/share | 3.13 | 3.30 | 6,000 | 1,000.00 | 5.32% |
July 10, 2020 | Hold to date, before selling | 3.13 | 15.00 | 6,000 | 71,220.00 | 379.23% |
July 10, 2020 | Sold 2500 shares, $15/share | -5.34 | 15.00 | 3,500 | 71,200.00 | 0.00% |