Unusual Daily Option Activity

Listed below are options with unusually high volume for the most recent trading session compared with average daily volume. The relative level of activity is expressed in the daily volume ratio, which represents the current day's volume divided by the average daily volume for the past month.

As Of Closing Monday, February 6, 2012

Unusual Call Option Activity Unusual Put Option Activity
Data provided by SchaeffersResearch.com
Ticker
symbol
Call Volume
Average Call Volume
Daily Volume Ratio
LPS
8,362
560
14.9
SWI
36,348
2,482
14.6
DLPH
28,256
3,124
9.0
DRYS
22,560
3,092
7.3
BPAX
24,778
3,406
7.3
CSTR
26,589
4,251
6.3
ESRX
20,298
4,610
4.4
ZNGA
49,954
11,407
4.4
SOHU
9,507
2,527
3.8
WAG
67,586
18,130
3.7
FIO
12,486
3,800
3.3
WFR
12,971
3,981
3.3
ECA
12,539
4,005
3.1
DIS
23,292
8,029
2.9
NUAN
13,069
4,702
2.8
DNDN
44,150
16,226
2.7
S
29,225
10,911
2.7
LNKD
12,524
5,033
2.5
APC
8,788
3,801
2.3
HDY
11,348
5,360
2.1