992 Option purchase and spread, combining, 339-341 (see also Spreads combining calls and puts) Options: arbitrageurs, role of, 19-21 risk arbitrage, 21 assignment, 7, 16-17 anticipating, 18-22 (see also Assignment) margin requirements, 15-17 classes and series, 5-6 closing transaction, 6 commissions, 17-18 definition, 3-4 as derivative security, 4 "European" exercise options, 7 exercising, 6-7, 15-16 after, 17 early, due to discount, 19-20 early, due to dividends on underlying stock, 20-22 premature, 19-22 holder, 6 in-the-money, 7, 8 LEAPS, 5 symbols, 26-27 markets, 22 (see also Option markets) open interest, 6 opening transaction, 6 option price and stock price, relationship of, 7-9 order entry, 32-34 good-until-canceled order, 34 information, 32 limit order, 33 market order, 32 market not held order, 33 stop-limit order, 33-34 stop order, 33 out-of-the-money, 7 parity, 8-9 premature exercise, 19-22 (see also Options, exercis­ ing) premium, 7-8 price, factors influencing, 9-15 (see also Price of option) profits and profit graphs, 34-35 specifications, four, 4 standardization, 4-5 expiration dates, 5 striking price, 5 symbology, 23-27 CBOE's Web site, 23 expiration month code, 23 LEAPS, 26-27 option base symbol, 23 stock splits, 27 striking price code, 24-25 summary, 27 wraps, 25-26 time value premium, 7-8, 11 trading details, 27-32 limit order, 28 one-day settlement cycle, 28 position limit and exercise limit, 31-32 rotation, 28 value, 4 as "wasting" asset, 4 writer, 6 Index Options to buy, selecting, 101-103 (see also Call buying) Options Clearing Corp. (OCC), 6, 15-16, 673 Options on futures, 660-673 (see also Futures and futures options) Options and Treasury bills, buying, 413-421 advantages, 413, 421 annualized risk, 416-418 excessive risk, avoiding, 420-421 how strategy works, 413-421 risk adjustment, 418-420 risk level, keeping even, 415-416 summary, 421 synthetic convertible bond, 414 Order entry for options, 32-34 (see also Options) Original Issue Discount (OID), 592-593 Out-of-the-money: call spread, 222-225 covered writes, 43-45, 93 definition, 7 for put options, 246-247 Outright option purchases and sales, effect of, on implied volatility changes on, 757-762 Pairs trading, 454-455 Parity, 8-9 Percentile of implied volatility approach, 814-818 composite implied volatility reading, 815 historical and implied volatility, comparing, 817-818 PERCS (Preferred Equity Redemption Cumulative Stock), 91, 619-637 call feature, 620-622 redemption price, 622 sliding scale, 620-621 covered call write, equivalent to, 622-623 definition, 619 life span, 619 owning as equivalent to sale of naked put, 626 price behavior, 623-625 strategies, 625-636 delta of imbedded call, using, 630-631 hedging PERCS with common stock, 631-6:32 issue price, determining, 633-634