Buy from Amazon
$16.00 $3.82
$17.50
$14.50
$11.50
$8.50
$5.50
$2.50
Mar
Jun
Sep
Dec
Mar
Jun
Sep
Dec
Mar
Jun
2014
2015
2016
$12.30, Dec 12 - Mar 6 $12.17, Mar 7 - Mar 26 $12.04, Mar 27 - Apr 24 $12.05, Apr 25 - May 13 $12.05, Apr 25 - May 13 $9.22, May 3 - Sep 12 $3.85, May 8 - May 9 $12.05, Apr 25 - May 13 $9.22, May 3 - Sep 12 $3.84, May 11 12:35 am $12.05, Apr 25 - May 13 $9.22, May 3 - Sep 12 $3.85, May 13 10:29 am $12.06, May 14 - Jun 6 $9.22, May 3 - Sep 12 $3.83, May 14 - May 15 $12.06, May 14 - Jun 6 $9.22, May 3 - Sep 12 $3.85, May 24 7:43 pm $12.06, May 14 - Jun 6 $9.22, May 3 - Sep 12 $3.84, May 26 4:49 pm $12.06, May 14 - Jun 6 $9.22, May 3 - Sep 12 $3.85, Jun 4 4:41 am $12.06, May 14 - Jun 6 $9.22, May 3 - Sep 12 $3.82, Jun 6 - Jun 21 $12.07, Jun 7 - Jun 25 $9.22, May 3 - Sep 12 $3.82, Jun 6 - Jun 21 $12.07, Jun 7 - Jun 25 $9.22, May 3 - Sep 12 $5.83, Jun 22 12:38 pm $12.07, Jun 7 - Jun 25 $9.22, May 3 - Sep 12 $5.71, Jun 24 7:42 pm $12.08, Jun 26 - Jul 3 $9.22, May 3 - Sep 12 $5.57, Jun 27 4:59 am $12.08, Jun 26 - Jul 3 $9.22, May 3 - Sep 12 $5.48, Jun 28 6:07 pm $12.08, Jun 26 - Jul 3 $9.22, May 3 - Sep 12 $5.35, Jul 1 12:42 am $12.08, Jun 26 - Jul 3 $9.22, May 3 - Sep 12 $5.21, Jul 3 9:48 am $12.09, Jul 4 - Jul 14 $9.22, May 3 - Sep 12 $5.06, Jul 5 6:37 pm $12.09, Jul 4 - Jul 14 $9.22, May 3 - Sep 12 $6.19, Jul 8 9:18 am $12.09, Jul 4 - Jul 14 $9.22, May 3 - Sep 12 $6.13, Jul 9 4:32 pm $12.09, Jul 4 - Jul 14 $9.22, May 3 - Sep 12 $6.01, Jul 12 3:20 am $12.09, Jul 4 - Jul 14 $9.22, May 3 - Sep 12 $5.87, Jul 14 7:22 pm $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.81, Jul 17 6:34 am $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.75, Jul 18 12:49 pm $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.61, Jul 21 3:53 pm $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.52, Jul 23 10:43 pm $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.45, Jul 25 6:46 pm $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.37, Jul 27 12:52 pm $12.10, Jul 15 - Jul 31 $9.22, May 3 - Sep 12 $5.29, Jul 30 5:57 am $12.11, Jul 31 - Aug 6 $9.22, May 3 - Sep 12 $5.21, Aug 1 8:55 pm $12.11, Jul 31 - Aug 6 $9.22, May 3 - Sep 12 $5.15, Aug 3 5:08 pm $12.11, Jul 31 - Aug 6 $9.22, May 3 - Sep 12 $5.07, Aug 5 1:48 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $5.01, Aug 7 4:12 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $6.17, Aug 10 5:56 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $6.09, Aug 12 3:14 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $6.02, Aug 14 - Aug 16 $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $5.93, Aug 18 2:17 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $5.75, Aug 21 8:52 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $5.66, Aug 23 8:23 pm $12.12, Aug 7 - Aug 27 $9.22, May 3 - Sep 12 $5.55, Aug 26 1:54 am $12.13, Aug 28 - Sep 10 $9.22, May 3 - Sep 12 $5.43, Aug 28 5:39 am $12.13, Aug 28 - Sep 10 $9.22, May 3 - Sep 12 $5.36, Aug 30 9:40 am $12.13, Aug 28 - Sep 10 $9.22, May 3 - Sep 12 $5.28, Sep 1 2:15 pm $12.13, Aug 28 - Sep 10 $9.22, May 3 - Sep 12 $8.13, Sep 3 - Sep 10 $12.14, Sep 12 - Sep 27 $9.22, May 3 - Sep 12 $8.14, Sep 12 9:24 pm $12.14, Sep 12 - Sep 27 $8.14, Sep 14 - Sep 18 $8.13, Sep 14 - Sep 18 $12.14, Sep 12 - Sep 27 $9.73, Sep 21 7:41 pm $8.14, Sep 21 - Sep 27 $12.14, Sep 12 - Sep 27 $9.72, Sep 23 3:08 pm $8.14, Sep 21 - Sep 27 $12.14, Sep 12 - Sep 27 $9.91, Sep 25 3:40 pm $8.14, Sep 21 - Sep 27 $12.14, Sep 12 - Sep 27 $9.09, Sep 27 5:43 pm $8.14, Sep 21 - Sep 27 $13.30, Sep 29 - Oct 1 $9.07, Sep 29 5:48 pm $8.24, Sep 29 - Oct 1 $13.30, Sep 29 - Oct 1 $9.58, Oct 1 9:02 pm $8.24, Sep 29 - Oct 1 $11.95, Oct 3 - Jan 4 $9.87, Oct 3 10:56 pm $7.95, Oct 3 - Oct 18 $11.95, Oct 3 - Jan 4 $9.83, Oct 6 12:28 am $7.95, Oct 3 - Oct 18 $11.95, Oct 3 - Jan 4 $9.50, Oct 8 - Oct 23 $7.95, Oct 3 - Oct 18 $11.95, Oct 3 - Jan 4 $9.50, Oct 8 - Oct 23 $7.94, Oct 21 2:15 am $11.95, Oct 3 - Jan 4 $9.50, Oct 8 - Oct 23 $7.89, Oct 23 8:31 am $11.95, Oct 3 - Jan 4 $9.23, Oct 28 2:58 pm $7.82, Oct 28 2:58 pm $11.95, Oct 3 - Jan 4 $9.22, Nov 3 1:44 am $7.74, Nov 3 1:44 am $11.95, Oct 3 - Jan 4 $7.95, Nov 9 12:35 pm $7.30, Nov 9 12:35 pm $11.95, Oct 3 - Jan 4 $7.89, Nov 15 2:02 am $7.21, Nov 15 2:02 am $11.95, Oct 3 - Jan 4 $7.81, Nov 18 9:01 am $7.16, Nov 18 9:01 am $11.95, Oct 3 - Jan 4 $7.95, Nov 20 - Nov 22 $7.12, Nov 20 3:14 pm $11.95, Oct 3 - Jan 4 $7.95, Nov 20 - Nov 22 $7.10, Nov 22 6:28 pm $11.95, Oct 3 - Jan 4 $9.11, Nov 24 - Nov 26 $7.08, Nov 24 8:12 pm $11.95, Oct 3 - Jan 4 $9.11, Nov 24 - Nov 26 $7.06, Nov 26 6:46 pm $11.95, Oct 3 - Jan 4 $7.95, Nov 28 5:02 pm $7.03, Nov 28 5:02 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $7.02, Nov 30 3:08 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.99, Dec 2 1:46 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.95, Dec 6 10:09 am $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.77, Dec 8 12:47 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.74, Dec 10 6:34 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.71, Dec 12 3:00 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.68, Dec 14 1:10 pm $11.95, Oct 3 - Jan 4 $9.01, Nov 30 - Dec 16 $6.64, Dec 16 12:57 pm $11.95, Oct 3 - Jan 4 $9.12, Dec 18 - Dec 31 $6.62, Dec 18 11:29 am $11.95, Oct 3 - Jan 4 $9.12, Dec 18 - Dec 31 $6.55, Dec 23 4:20 pm $11.95, Oct 3 - Jan 4 $9.12, Dec 18 - Dec 31 $6.54, Dec 24 - Dec 25 $11.95, Oct 3 - Jan 4 $9.12, Dec 18 - Dec 31 $6.52, Dec 26 6:22 pm $11.95, Oct 3 - Jan 4 $9.12, Dec 18 - Dec 31 $6.47, Dec 30 6:02 am $11.95, Oct 3 - Jan 4 $9.12, Dec 18 - Dec 31 $6.45, Dec 31 6:25 pm $11.95, Oct 3 - Jan 4 $7.95, Jan 4 4:13 am $6.39, Jan 4 4:13 am $13.30, Jan 5 - Feb 24 $8.64, Jan 6 6:30 am $6.35, Jan 6 6:30 am $13.30, Jan 5 - Feb 24 $8.85, Jan 8 12:12 pm $6.34, Jan 7 - Jan 8 $13.30, Jan 5 - Feb 24 $8.76, Jan 10 3:49 pm $6.30, Jan 10 3:49 pm $13.30, Jan 5 - Feb 24 $8.54, Jan 11 10:22 pm $6.29, Jan 11 10:22 pm $13.30, Jan 5 - Feb 24 $8.68, Jan 15 2:52 am $6.25, Jan 15 2:52 am $13.30, Jan 5 - Feb 24 $8.65, Jan 16 6:54 pm $6.24, Jan 16 6:54 pm $13.30, Jan 5 - Feb 24 $8.68, Jan 18 10:53 am $6.21, Jan 18 10:53 am $13.30, Jan 5 - Feb 24 $8.53, Jan 21 5:10 pm $6.15, Jan 21 5:10 pm $13.30, Jan 5 - Feb 24 $9.20, Jan 23 7:58 am $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $8.94, Jan 26 3:25 pm $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $8.85, Jan 28 10:36 am $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $8.83, Jan 30 3:39 am $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $8.79, Jan 31 - Feb 6 $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $9.30, Feb 8 - Feb 9 $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $9.22, Feb 13 - Feb 15 $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $9.04, Feb 17 6:45 am $6.12, Jan 23 - Mar 3 $13.30, Jan 5 - Feb 24 $9.22, Feb 19 - Feb 24 $6.12, Jan 23 - Mar 3 $15.20, Feb 26 - Mar 17 $9.19, Feb 26 7:18 pm $6.12, Jan 23 - Mar 3 $15.20, Feb 26 - Mar 17 $9.02, Feb 28 4:45 pm $6.12, Jan 23 - Mar 3 $15.20, Feb 26 - Mar 17 $8.80, Mar 5 5:36 am $4.98, Mar 5 - Apr 25 $15.20, Feb 26 - Mar 17 $8.82, Mar 6 7:30 am $4.98, Mar 5 - Apr 25 $15.20, Feb 26 - Mar 17 $8.58, Mar 8 - Mar 17 $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.39, Mar 20 1:54 am $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.40, Mar 22 11:55 am $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.47, Mar 24 - Mar 29 $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.39, Mar 31 - Apr 3 $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.49, Apr 6 5:14 am $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.48, Apr 8 10:35 pm $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.32, Apr 11 - Apr 14 $4.98, Mar 5 - Apr 25 $16.00, Mar 20 - Apr 25 $8.48, Apr 17 - Apr 19 $4.98, Mar 5 - Apr 25 $16.00, Apr 28 - Jan 23 $8.75, Apr 28 8:32 am $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $8.87, May 1 3:04 am $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $8.86, May 3 7:21 pm $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.27, May 6 2:03 pm $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.28, May 10 4:26 pm $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.30, May 13 11:16 pm $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.25, May 17 5:03 pm $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.14, May 22 2:23 am $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.12, May 26 5:29 am $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $8.97, May 30 7:01 pm $4.98, Apr 28 - May 30 $16.00, Apr 28 - Jan 23 $9.15, Jun 4 9:22 am $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.26, Jun 8 6:41 pm $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.14, Jun 12 - Jun 16 $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.13, Jun 20 - Jun 24 $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.42, Jun 27 11:16 pm $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.75, Jul 2 - Jul 6 $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.72, Jul 12 12:27 am $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.70, Jul 15 - Jul 19 $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.24, Jul 22 - Aug 10 $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.26, Aug 13 - Sep 1 $6.80, Jun 4 - Aug 21 $16.00, Apr 28 - Jan 23 $9.26, Aug 13 - Sep 1 $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.35, Sep 5 - Nov 11 $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.25, Nov 16 - Nov 25 $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.16, Nov 29 4:22 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.14, Dec 4 2:03 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.09, Dec 9 5:40 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.31, Dec 14 5:53 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.27, Dec 19 6:39 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.22, Dec 24 1:16 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.16, Dec 29 2:48 pm $6.75, Aug 25 - Dec 29 $16.00, Apr 28 - Jan 23 $9.78, Jan 3 - Jan 8 $8.25, Jan 3 9:37 am $16.00, Apr 28 - Jan 23 $9.78, Jan 3 - Jan 8 $6.75, Jan 8 - Jan 23 $16.00, Apr 28 - Jan 23 $9.56, Jan 13 - Jan 23 $6.75, Jan 8 - Jan 23 $15.95, Jan 28 - Mar 12 $9.55, Jan 28 - Mar 12 $4.13, Jan 28 9:09 am $15.95, Jan 28 - Mar 12 $9.55, Jan 28 - Mar 12 $6.75, Feb 2 - Mar 24 $16.00, Mar 24 - Apr 5 $9.49, Mar 24 9:58 pm $6.75, Feb 2 - Mar 24 $16.00, Mar 24 - Apr 5 $9.55, Apr 5 9:59 am $8.25, Apr 5 9:59 am 178,819 2,880,117
3,125,000
2,343,750
1,562,500
781,250
Oct
Dec
Feb
Apr
Jun
Aug
Oct
Dec
Feb
Apr
Jun
2015
2016
Price Details
New
Latest
$16.00 Apr 5, '16
Highest
$16.00 Mar 24, '16
Lowest
$11.95 Oct 3, '14
Average
$15.97 (30d avg)
Added
Dec 12, 2013
3rd Party New
Latest
$9.55 Apr 5, '16
Highest
$9.91 Sep 25, '14
Lowest
$7.81 Nov 18, '14
Average
$9.53 (30d avg)
Added
Dec 12, 2013
3rd Party Used
Latest
$8.25 Apr 5, '16
Highest
$8.25 Apr 5, '16
Lowest
$3.82 Jun 6, '14
Average
$6.75 (30d avg)
Added
Dec 12, 2013
Sales Rank
30 day average: 2,791,280 2,484,310
Product Description
Everyone experiences stress, and leaders face the additional stress brought about by the unique demands of leadership: having to make decisions with limited information, to manage conflict, to do more with less . . . and faster! The consequences of stress can include health problems and deteriorating relationships. Knowing what signs of stress to look for and having a strategy for increasing your resources will help you manage leadership stress and be more effective over a long career.
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