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expiration day of weekly option?

expiration day of weekly option?# Stock

m*g2011-09-23 07:09

1 楼

for example
qqq 09/23/2011 expires today or yesterday?
according to yahoo finance, it expires at close yesterday.
But today this option is still trading.

S*s2011-09-23 07:09

2 楼

all expire today. only 3 of them am settle

【在 m*****g 的大作中提到】

: for example
: qqq 09/23/2011 expires today or yesterday?
: according to yahoo finance, it expires at close yesterday.
: But today this option is still trading.

m*g2011-09-23 07:09

3 楼

yahoo finance says Expire at close Thursday, September 22, 2011.
Yahoo wrong?

【在 S*******s 的大作中提到】

: all expire today. only 3 of them am settle

S*s2011-09-23 07:09

4 楼

read the spec in cboe

【在 m*****g 的大作中提到】

:
: yahoo finance says Expire at close Thursday, September 22, 2011.
: Yahoo wrong?