Stock Options: Limited Loss and Unlimited Profit

Many people believe that the stock market canwas the cost of the Put option, or $350, no
make you rich one day, but also make youmatter how high the stock rose and no matter
bankrupt the next. Well, how eould you like tohow wrong the person was, and that the person
know about a method of stock trading thatwould draw on the equity in the account to that
completely saves you from unlimited loss, but stillextent only. Suppose, on the other hand, the
leaves the door open for unlimited profit? Thatperson had sold the stock short in the market.
method is buying and selling stock options. How toThe loss would have been 20 points and still no
trade stock options would best be explained usingknowledge as to the possible extent of loss until
the following example.the person covered the short sale. But in the
Lets say a person who thought that a stockpurchase of the Put option the account would
selling in the market at 50 would decline toread:
possibly 30, that person could buy a Put stockBought Put on XYZ at 50 for 90 days: Loss $350
option. Not, however, that in buying a stockRemember, too, that no trade has been made in
options, one should have some idea to whatthe stock, so no stock-exchange commission has
extent the stock might move.been paid. A regular stock-exchange commission
In inquiring what a Put stock option would cost,is charged by your broker only if a transfer of
the person might receive a nominal quote of, say,stock is made in connection with the option.
$350 for a Put at the market for 90 days. MostOn the other hand, suppose the person's
options are negotiated "at the market," whichjudgment was correct and the stock declined to
means at "the current market," when the option30. If the person had instructed the stockbroker
can be obtained by the option-dealer.to buy 100 shares at 30 and exercise the Put
Suppose that the stock is selling at 50 and theoption, the account would look like this:
quoted price of $350 is satisfactory to you. YouSold 100 shares at 50 (through exercise of Put)
enter your order: "Buy a 90-day Put on 100 XYZ$5,000
[the name of the stock] for $350." If you areTotal Receipts $5,000
trading through your stock-exchange broker, theBought 100 shares in market at 30 3,000
broker will give your order to an option-dealerBought Put at 50
who will contact one of their clients who sellsCost 350
options on that stock and will attempt to buy theTotal Cost 3,350
option for you.Profit on trade $1,650
When, after this contact or several others, theThe profit then would be almost 500 percent of
dealer has obtained the Put option for you, thethe cost of the Put contract. The profit is the
dealer reports to the stock-exchange broker whodifference between the cost of the stock plus
gave him the order, and the broker in turnthe cost of the Put option and the proceeds of
reports to the customer: "Bought Put 100 XYZ atthe Put that was exercised.
50 expires December 30 for $350." Let us sayIn all of these examples showing the use of
that the person who bought the Put option,options, the commission cost has been ignored.
expecting a decline in the stock, was wrong, andBut at no time could the loss have been more
that the stock, instead of going to 30 (asthan the cost of the option - $350 - and any
expected), advanced to 70 and was selling whenstock-exchange commissions would have been
his option expired. The person would have lost thepaid out of profit or out of possible recovery of
$350 that they paid for the Put option.part of the premium which was paid.
Bear in mind that the limit of the person's loss