Note: The quoted prices are in "cent" $(1$ dollar $=100$ cents$).$

$\backslash$table$[[$Corn $5,000$ bushels$],[$Contract Month,Open,High,Low,Settle,Chg$,$Open Int$],[$Mar$,455\mathrm{.}125,457\mathrm{.}000,451\mathrm{.}750,452\mathrm{.}000,-2\mathrm{.}750,597,913],[$May$,467\mathrm{.}000,468\mathrm{.}000,463\mathrm{.}000,463\mathrm{.}250,-2\mathrm{.}750,137,547],[$July$,477\mathrm{.}000,477\mathrm{.}500,472\mathrm{.}500,473\mathrm{.}000,-2\mathrm{.}000,153,164],[$Sep$,475\mathrm{.}000,475\mathrm{.}500,471\mathrm{.}750,472\mathrm{.}250,-2\mathrm{.}000,29,258]]$

Suppose you buy $15$ of the September corn futures contracts at the last price of the day. One month from now, the futures price of this contract is $462\mathrm{.}125,$ and you close out your position.

Calculate your dollar profit on this investment.

What is the HPR of this investment?

Note: The HPR must be calculated as HPR $=($Terminal Equity $-$ Initial Equity$)/$ Initial Equity.