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To: Sonki who wrote (280)11/25/1998 8:07:00 PM
From: Sonki  Respond to of 395
 
Underdstanding your balance
money Market Balance
Cash Credit
Cash Market Value
Total Money Market Value*
Option Market Value
Option in the Money Amount

Margin Equity
Margin Market Value
Margin Debit
Margin Equity Percent
Short Market Value

BUYING POWER
Available to Borrow
Equity Buying Power

House Surplus
NYSE Surplus
Federal Call

Networth = Stock component + Option Component

Networth = Stock component + Option Component
Stock Component = Margin Equity ( mgn mkt value (stks only) - debit balance used
to buy
stks ( no options)
option component = ( opt mkt value + option -in-the-money amount)
Mgn debit balance = ( mgn for buying stks on mgn) - ( all cov.calls sld )+ in-th
e-money cov.calls

The above are in agreement with fido defs.
Note: When covered calls sld initially, it reduces debit balance. When some c
ov.calls come
in-the-money ( mkt turns against u) , it will increase the debit balance by t
he difference
of the current increased cov.call and its cost.
------------------------------------------------------------------
Option Component in Networth = opt market value + opt. in-the-money amount
Option Market value (A): algebraic sum of all options in the positions ( opts -
cov.calls)

A = Non-cov. call options (B) - ( cov.call options not-in-the-money (C)
+ cov.calls in-the-money (D) )
A = B - ( C + D)

Option in the Money amount = cov. calls in the money (D)

After cov. calls sold the cash ( C + D ) is credited to the mgn bal (debit) ,
reducing the mgn balance.

Networth = mgn Equity + Option mkt value + opt-in-the-money
= mgn equity + B - C - D + D = mgn equi + B - C
i.e. the opt. component in the net worth will not include in-the-money opt

For ease : Assume D = 0 when cov. calls sold. i.e all the cov. calls sold are
not-in-the-money.
--------------------------------------------------------------------
Some cov. calls are in in the money ( stk price > strike price)
Using the above formulas:
Now D has a positive value
This has effect on debit balance. This increases the debit balance by D. Buying Power gets
reduced