Options Symbology

The basic parts of an option symbol are: Root symbol + Month code + Strike price code

A root symbol is not the same as the ticker symbol. You can refer to the option chain report for particular ticker symbol to find the corresponding root.

In addition to the option root symbol, you can use the tables below to create or decipher an option symbol.

Expiration Month Codes

	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC
Calls	A	B	C	D	E	F	G	H	I	J	K	L
Puts	M	N	O	P	Q	R	S	T	U	V	W	X

Strike Price Codes

Code	Strike Prices
A	5	105	205	305	405	505
B	10	110	210	310	410	510
C	15	115	215	315	415	515
D	20	120	220	320	420	520
E	25	125	225	325	425	525
F	30	130	230	330	430	530
G	35	135	235	335	435	535
H	40	140	240	340	440	540
I	45	145	245	345	445	545
J	50	150	250	350	450	550
K	55	155	255	355	455	555
L	60	160	260	360	460	560
M	65	165	265	365	465	565
N	70	170	270	370	470	570
O	75	175	275	375	475	575
P	80	180	280	380	480	580
Q	85	185	285	385	485	585
R	90	190	290	390	490	590
S	95	195	295	395	495	595
T	100	200	300	400	500	600
U	7.5	37.5	67.5	97.5	127.5	157.5
V	12.5	42.5	72.5	102.5	132.5	162.5
W	17.5	47.5	77.5	107.5	137.5	167.5
X	22.5	52.5	82.5	112.5	142.5	172.5
Y	27.5	57.5	87.5	117.5	147.5	177.5
Z	32.5	62.5	92.5	122.5	152.5	182.5

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