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$33.73 $13.07
$30.50
$26.00
$21.50
$17.00
Jun
Sep
Dec
Mar
Jun
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Dec
Mar
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2014
2015
2016
$31.80, Mar 31 - Apr 3 $32.43, Apr 4 - Apr 6 $32.47, Apr 6 - Apr 17 $31.63, Apr 18 - May 14 $31.63, Apr 18 - May 14 $25.96, May 3 - May 4 $25.95, May 2 - May 5 $31.63, Apr 18 - May 14 $25.95, May 2 - May 5 $25.95, May 5 - May 6 $31.63, Apr 18 - May 14 $25.94, May 7 - May 9 $25.81, May 7 - May 8 $31.63, Apr 18 - May 14 $25.94, May 7 - May 9 $25.79, May 9 4:24 am $31.63, Apr 18 - May 14 $25.91, May 10 9:46 pm $25.73, May 10 - May 11 $31.63, Apr 18 - May 14 $25.88, May 13 9:03 am $25.69, May 13 9:03 am $31.63, Apr 18 - May 14 $25.86, May 14 7:09 am $25.61, May 14 7:09 am $31.76, May 15 - May 19 $25.83, May 16 8:56 pm $25.34, May 16 8:56 pm $31.76, May 15 - May 19 $25.78, May 18 8:43 pm $25.19, May 18 8:43 pm $31.63, May 20 - Jul 18 $25.75, May 20 11:58 pm $24.98, May 20 11:58 pm $31.63, May 20 - Jul 18 $25.73, May 22 7:52 pm $24.82, May 22 7:52 pm $31.63, May 20 - Jul 18 $25.70, May 24 6:50 pm $24.67, May 24 6:50 pm $31.63, May 20 - Jul 18 $25.67, May 26 6:32 pm $24.50, May 26 6:32 pm $31.63, May 20 - Jul 18 $25.64, May 28 6:29 pm $24.42, May 28 6:29 pm $31.63, May 20 - Jul 18 $25.59, May 30 6:56 pm $24.27, May 30 6:56 pm $31.63, May 20 - Jul 18 $25.57, Jun 1 1:43 am $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.54, Jun 3 4:16 pm $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.52, Jun 5 12:38 am $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.48, Jun 8 4:20 am $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.46, Jun 9 - Jun 11 $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.45, Jun 11 6:56 pm $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.42, Jun 13 6:46 am $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.38, Jun 15 - Jun 16 $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.35, Jun 17 10:19 pm $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $25.33, Jun 18 - Jul 6 $24.23, May 31 - Jun 24 $31.63, May 20 - Jul 18 $30.97, Jun 25 - Jul 2 $25.33, Jun 18 - Jul 6 $31.63, May 20 - Jul 18 $31.18, Jul 3 - Aug 4 $25.33, Jun 18 - Jul 6 $31.63, May 20 - Jul 18 $31.18, Jul 3 - Aug 4 $24.98, Jul 8 - Jul 14 $31.63, May 20 - Jul 18 $31.18, Jul 3 - Aug 4 $25.33, Jul 17 - Jul 31 $31.76, Jul 19 - Jul 25 $31.18, Jul 3 - Aug 4 $25.33, Jul 17 - Jul 31 $31.63, Jul 26 - Oct 4 $31.18, Jul 3 - Aug 4 $25.33, Jul 17 - Jul 31 $31.63, Jul 26 - Oct 4 $31.18, Jul 3 - Aug 4 $25.31, Aug 1 - Aug 6 $31.63, Jul 26 - Oct 4 $30.98, Aug 5 6:05 pm $25.31, Aug 1 - Aug 6 $31.63, Jul 26 - Oct 4 $30.97, Aug 6 - Aug 13 $25.29, Aug 7 - Aug 11 $31.63, Jul 26 - Oct 4 $30.97, Aug 15 6:36 pm $25.26, Aug 15 - Aug 24 $31.63, Jul 26 - Oct 4 $31.18, Aug 16 - Aug 27 $25.26, Aug 15 - Aug 24 $31.63, Jul 26 - Oct 4 $31.18, Aug 16 - Aug 27 $25.22, Aug 26 - Sep 4 $31.63, Jul 26 - Oct 4 $31.00, Aug 28 6:52 am $25.22, Aug 26 - Sep 4 $31.63, Jul 26 - Oct 4 $30.99, Aug 29 10:09 am $25.22, Aug 26 - Sep 4 $31.63, Jul 26 - Oct 4 $30.97, Aug 31 - Sep 7 $25.22, Aug 26 - Sep 4 $31.63, Jul 26 - Oct 4 $30.97, Aug 31 - Sep 7 $25.20, Sep 5 - Sep 10 $31.63, Jul 26 - Oct 4 $31.18, Sep 12 - Sep 19 $25.20, Sep 12 - Sep 28 $31.63, Jul 26 - Oct 4 $30.97, Sep 20 - Sep 30 $25.20, Sep 12 - Sep 28 $31.63, Jul 26 - Oct 4 $30.97, Sep 20 - Sep 30 $25.18, Sep 30 - Oct 24 $31.63, Jul 26 - Oct 4 $31.18, Oct 2 1:15 am $25.18, Sep 30 - Oct 24 $31.63, Jul 26 - Oct 4 $25.18, Sep 30 - Oct 24 $21.99, Oct 4 - Oct 31 $31.95, Oct 6 - Oct 8 $25.18, Sep 30 - Oct 24 $21.99, Oct 4 - Oct 31 $29.98, Oct 10 10:12 am $25.18, Sep 30 - Oct 24 $21.99, Oct 4 - Oct 31 $31.95, Oct 12 - Nov 7 $25.18, Sep 30 - Oct 24 $21.99, Oct 4 - Oct 31 $31.95, Oct 12 - Nov 7 $25.16, Oct 26 - Nov 23 $21.99, Oct 4 - Oct 31 $31.95, Oct 12 - Nov 7 $28.17, Nov 7 - Nov 12 $25.16, Oct 26 - Nov 23 $31.63, Nov 12 - Dec 6 $28.17, Nov 7 - Nov 12 $25.16, Oct 26 - Nov 23 $31.63, Nov 12 - Dec 6 $30.76, Nov 15 - Nov 21 $25.16, Oct 26 - Nov 23 $31.63, Nov 12 - Dec 6 $30.43, Nov 23 1:37 am $25.16, Oct 26 - Nov 23 $31.63, Nov 12 - Dec 6 $30.42, Nov 25 6:30 am $25.14, Nov 25 6:30 am $31.63, Nov 12 - Dec 6 $30.43, Nov 27 2:50 am $25.10, Nov 27 2:50 am $31.63, Nov 12 - Dec 6 $30.38, Nov 29 1:53 am $25.14, Nov 29 1:53 am $31.63, Nov 12 - Dec 6 $30.31, Nov 30 10:49 pm $25.10, Nov 30 10:49 pm $31.63, Nov 12 - Dec 6 $30.39, Dec 2 10:30 pm $25.03, Dec 2 10:30 pm $31.63, Nov 12 - Dec 6 $30.27, Dec 4 8:53 pm $25.04, Dec 4 8:53 pm $31.63, Nov 12 - Dec 6 $30.41, Dec 6 5:53 pm $24.98, Dec 6 5:53 pm $31.47, Dec 8 - Dec 12 $30.31, Dec 8 7:33 pm $24.91, Dec 8 7:33 pm $31.47, Dec 8 - Dec 12 $30.37, Dec 11 1:08 am $24.95, Dec 11 1:08 am $31.47, Dec 8 - Dec 12 $30.33, Dec 12 10:51 pm $24.84, Dec 12 10:51 pm $31.63, Dec 14 - Apr 23 $30.42, Dec 14 8:44 pm $24.70, Dec 14 8:44 pm $31.63, Dec 14 - Apr 23 $30.43, Dec 16 7:48 pm $24.72, Dec 16 7:48 pm $31.63, Dec 14 - Apr 23 $30.37, Dec 21 6:57 pm $24.75, Dec 21 6:57 pm $31.63, Dec 14 - Apr 23 $30.12, Dec 25 2:05 am $24.75, Dec 25 2:05 am $31.63, Dec 14 - Apr 23 $30.25, Dec 26 9:46 pm $24.57, Dec 26 9:46 pm $31.63, Dec 14 - Apr 23 $30.29, Dec 28 11:05 pm $24.65, Dec 28 11:05 pm $31.63, Dec 14 - Apr 23 $30.43, Dec 30 9:50 am $24.69, Dec 30 9:50 am $31.63, Dec 14 - Apr 23 $30.37, Dec 31 11:25 pm $24.64, Dec 31 - Jan 2 $31.63, Dec 14 - Apr 23 $30.43, Jan 2 6:15 pm $24.64, Dec 31 - Jan 2 $31.63, Dec 14 - Apr 23 $30.41, Jan 5 5:49 am $24.63, Jan 5 5:49 am $31.63, Dec 14 - Apr 23 $30.29, Jan 7 12:29 pm $24.55, Jan 7 12:29 pm $31.63, Dec 14 - Apr 23 $30.27, Jan 9 3:55 am $24.45, Jan 9 3:55 am $31.63, Dec 14 - Apr 23 $29.77, Jan 11 10:46 am $24.03, Jan 11 10:46 am $31.63, Dec 14 - Apr 23 $29.42, Jan 13 3:10 pm $23.77, Jan 13 3:10 pm $31.63, Dec 14 - Apr 23 $28.89, Jan 15 6:39 am $24.63, Jan 15 6:39 am $31.63, Dec 14 - Apr 23 $28.91, Jan 16 10:58 pm $24.61, Jan 16 10:58 pm $31.63, Dec 14 - Apr 23 $28.89, Jan 18 2:44 pm $24.56, Jan 18 2:44 pm $31.63, Dec 14 - Apr 23 $28.91, Jan 20 6:51 am $24.53, Jan 20 6:51 am $31.63, Dec 14 - Apr 23 $24.59, Jan 23 11:32 am $24.58, Jan 23 11:32 am $31.63, Dec 14 - Apr 23 $24.55, Jan 25 3:07 am $24.36, Jan 25 - Feb 5 $31.63, Dec 14 - Apr 23 $24.57, Jan 27 5:18 pm $24.36, Jan 25 - Feb 5 $31.63, Dec 14 - Apr 23 $24.40, Jan 29 9:41 am $24.36, Jan 25 - Feb 5 $31.63, Dec 14 - Apr 23 $24.36, Jan 25 - Feb 5 $24.35, Jan 30 - Feb 5 $31.63, Dec 14 - Apr 23 $27.98, Feb 7 9:05 am $24.63, Feb 7 - Feb 9 $31.63, Dec 14 - Apr 23 $25.30, Feb 9 - Feb 20 $24.61, Feb 10 2:59 am $31.63, Dec 14 - Apr 23 $25.30, Feb 9 - Feb 20 $24.53, Feb 11 10:01 pm $31.63, Dec 14 - Apr 23 $25.30, Feb 9 - Feb 20 $24.36, Feb 13 - Feb 16 $31.63, Dec 14 - Apr 23 $25.30, Feb 9 - Feb 20 $24.35, Feb 18 - Feb 21 $31.63, Dec 14 - Apr 23 $24.36, Feb 21 - Feb 28 $24.36, Feb 22 - Feb 23 $31.63, Dec 14 - Apr 23 $24.36, Feb 21 - Feb 28 $24.35, Feb 25 5:54 am $31.63, Dec 14 - Apr 23 $24.36, Feb 21 - Feb 28 $23.99, Feb 27 - Feb 28 $31.63, Dec 14 - Apr 23 $24.36, Mar 4 1:00 am $21.63, Mar 2 - Mar 8 $31.63, Dec 14 - Apr 23 $25.30, Mar 6 - Mar 15 $21.63, Mar 2 - Mar 8 $31.63, Dec 14 - Apr 23 $25.30, Mar 6 - Mar 15 $23.99, Mar 10 - Mar 16 $31.63, Dec 14 - Apr 23 $23.99, Mar 10 - Mar 16 $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.98, Mar 18 5:47 pm $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.96, Mar 20 - Mar 22 $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.93, Mar 25 2:17 pm $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.92, Mar 27 - Mar 31 $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.89, Apr 3 - Apr 4 $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.88, Apr 7 2:18 am $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.85, Apr 9 7:19 pm $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $23.84, Apr 12 3:04 pm $22.00, Mar 16 - Apr 12 $31.63, Dec 14 - Apr 23 $25.07, Apr 14 - Apr 15 $23.83, Apr 14 12:48 am $31.63, Dec 14 - Apr 23 $25.07, Apr 14 - Apr 15 $23.82, Apr 15 11:44 am $31.63, Dec 14 - Apr 23 $25.64, Apr 18 1:32 am $23.80, Apr 18 1:32 am $31.63, Dec 14 - Apr 23 $25.07, Apr 20 - Apr 23 $23.79, Apr 20 4:19 pm $31.63, Dec 14 - Apr 23 $25.07, Apr 20 - Apr 23 $23.78, Apr 23 10:04 am $31.63, Apr 26 - Jun 27 $25.48, Apr 26 12:43 pm $23.99, Apr 26 - May 23 $31.63, Apr 26 - Jun 27 $25.07, Apr 29 - Jun 1 $23.99, Apr 26 - May 23 $31.63, Apr 26 - Jun 27 $25.07, Apr 29 - Jun 1 $23.97, May 27 - Jun 27 $31.63, Apr 26 - Jun 27 $24.68, Jun 3 9:54 pm $23.97, May 27 - Jun 27 $31.63, Apr 26 - Jun 27 $24.34, Jun 8 - Jul 13 $23.97, May 27 - Jun 27 $30.51, Jul 1 - Jul 5 $24.34, Jun 8 - Jul 13 $24.02, Jul 1 - Jul 13 $27.32, Jul 8 - Jul 17 $24.34, Jun 8 - Jul 13 $24.02, Jul 1 - Jul 13 $27.32, Jul 8 - Jul 17 $24.63, Jul 17 - Jul 20 $24.62, Jul 17 - Aug 28 $29.81, Jul 20 - Jul 24 $24.63, Jul 17 - Jul 20 $24.62, Jul 17 - Aug 28 $29.81, Jul 20 - Jul 24 $24.62, Jul 17 - Aug 28 $23.97, Jul 24 - Aug 7 $27.49, Jul 27 - Aug 2 $24.62, Jul 17 - Aug 28 $23.97, Jul 24 - Aug 7 $27.66, Aug 4 - Aug 7 $24.62, Jul 17 - Aug 28 $23.97, Jul 24 - Aug 7 $27.83, Aug 11 - Aug 21 $24.62, Jul 17 - Aug 28 $23.02, Aug 11 - Aug 28 $27.99, Aug 24 - Aug 28 $24.62, Jul 17 - Aug 28 $23.02, Aug 11 - Aug 28 $28.16, Sep 1 7:00 am $28.16, Sep 1 - Sep 12 $22.99, Sep 1 - Sep 16 $28.16, Sep 1 - Sep 12 $27.61, Sep 5 - Sep 12 $22.99, Sep 1 - Sep 16 $28.32, Sep 16 - Sep 20 $27.47, Sep 16 7:20 pm $22.99, Sep 1 - Sep 16 $28.32, Sep 16 - Sep 20 $24.78, Sep 20 4:04 pm $22.98, Sep 20 - Oct 18 $28.48, Sep 22 - Sep 24 $24.62, Sep 22 4:01 pm $22.98, Sep 20 - Oct 18 $28.48, Sep 22 - Sep 24 $24.46, Sep 24 4:06 pm $22.98, Sep 20 - Oct 18 $28.64, Sep 28 - Oct 2 $23.90, Sep 28 - Oct 6 $22.98, Sep 20 - Oct 18 $28.80, Oct 6 - Oct 10 $23.90, Sep 28 - Oct 6 $22.98, Sep 20 - Oct 18 $28.80, Oct 6 - Oct 10 $22.98, Sep 20 - Oct 18 $22.82, Oct 10 8:17 pm $28.96, Oct 14 - Oct 18 $22.98, Sep 20 - Oct 18 $22.66, Oct 14 7:14 pm $28.96, Oct 14 - Oct 18 $22.98, Sep 20 - Oct 18 $22.50, Oct 18 3:00 pm $29.11, Oct 22 - Oct 26 $22.97, Oct 22 - Nov 7 $22.34, Oct 22 12:34 pm $29.11, Oct 22 - Oct 26 $22.97, Oct 22 - Nov 7 $22.85, Oct 26 9:13 am $29.26, Oct 30 7:59 am $22.97, Oct 22 - Nov 7 $22.71, Oct 30 7:59 am $29.41, Nov 3 - Nov 7 $22.97, Oct 22 - Nov 7 $22.53, Nov 3 7:47 am $29.41, Nov 3 - Nov 7 $23.90, Nov 7 10:29 am $22.97, Oct 22 - Nov 7 $29.56, Nov 11 - Nov 15 $22.95, Nov 11 - Nov 15 $22.95, Nov 11 1:21 pm $29.56, Nov 11 - Nov 15 $22.95, Nov 11 - Nov 15 $22.94, Nov 15 - Nov 29 $29.71, Nov 20 2:42 am $22.94, Nov 20 - Nov 24 $22.94, Nov 15 - Nov 29 $29.86, Nov 24 12:48 pm $22.94, Nov 20 - Nov 24 $22.94, Nov 15 - Nov 29 $32.20, Nov 29 - Dec 4 $22.94, Nov 15 - Nov 29 $20.00, Nov 29 - Dec 4 $32.20, Nov 29 - Dec 4 $22.91, Dec 4 2:11 am $20.00, Nov 29 - Dec 4 $32.77, Dec 9 - Dec 14 $23.90, Dec 9 - Jan 2 $22.87, Dec 9 12:35 am $32.77, Dec 9 - Dec 14 $23.90, Dec 9 - Jan 2 $21.99, Dec 14 3:05 am $33.33, Dec 19 - Dec 24 $23.90, Dec 9 - Jan 2 $22.00, Dec 19 - Mar 12 $33.36, Dec 29 3:18 am $23.90, Dec 9 - Jan 2 $22.00, Dec 19 - Mar 12 $33.51, Jan 2 - Jan 7 $23.90, Dec 9 - Jan 2 $22.00, Dec 19 - Mar 12 $33.51, Jan 2 - Jan 7 $23.91, Jan 7 - Jan 12 $22.00, Dec 19 - Mar 12 $33.53, Jan 12 6:14 pm $23.91, Jan 7 - Jan 12 $22.00, Dec 19 - Mar 12 $33.54, Jan 17 5:55 pm $22.50, Jan 17 - Feb 6 $22.00, Dec 19 - Mar 12 $33.73, Jan 22 6:53 pm $22.50, Jan 17 - Feb 6 $22.00, Dec 19 - Mar 12 $33.70, Jan 27 - Feb 1 $22.50, Jan 17 - Feb 6 $22.00, Dec 19 - Mar 12 $32.87, Feb 6 10:55 pm $22.50, Jan 17 - Feb 6 $22.00, Dec 19 - Mar 12 $33.42, Feb 12 - Feb 17 $22.00, Dec 19 - Mar 12 $19.34, Feb 12 2:34 am $33.42, Feb 12 - Feb 17 $22.00, Dec 19 - Mar 12 $21.43, Feb 17 11:56 am $33.43, Feb 23 - Feb 28 $22.00, Dec 19 - Mar 12 $20.43, Feb 23 1:01 am $33.43, Feb 23 - Feb 28 $22.00, Dec 19 - Mar 12 $21.62, Feb 28 8:49 am $33.47, Mar 12 2:26 am $22.00, Dec 19 - Mar 12 $20.34, Mar 12 2:26 am $33.27, Mar 24 12:02 am $23.87, Mar 24 - Apr 10 $21.99, Mar 24 12:02 am $33.16, Mar 29 8:26 pm $23.87, Mar 24 - Apr 10 $22.00, Mar 29 - Apr 10 $28.71, Apr 10 6:22 am $23.87, Mar 24 - Apr 10 $22.00, Mar 29 - Apr 10 $21.25, Apr 22 3:36 am $17.96, Apr 22 3:36 am $13.07, Apr 22 3:36 am
62,439 1,059,070
1,171,875
781,250
390,625
Oct
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2016
Price Details
New
Latest
$17.96 2 hrs ago
Highest
$33.73 Jan 22, '16
Lowest
$17.96 2 hrs ago
Average
$31.37 (30d avg) $32.73 (90d avg) $32.23 (180d avg) $30.89 (365d avg) $31.30 (Lifetime average)
Added
Mar 31, 2014
3rd Party New
Latest
$13.07 2 hrs ago
Highest
$25.97 May 2, '14
Lowest
$13.07 2 hrs ago
Average
$22.00 (30d avg) $22.00 (90d avg) $22.26 (180d avg) $22.94 (365d avg) $23.89 (Lifetime average)
Added
Mar 31, 2014
3rd Party Used
Latest
$21.25 2 hrs ago
Highest
$31.19 Sep 11, '14
Lowest
$19.34 Feb 12, '16
Average
$23.87 (30d avg) $22.16 (90d avg) $22.59 (180d avg) $23.70 (365d avg) $25.44 (Lifetime average)
Added
Mar 31, 2014
Sales Rank
30 day average: 402,894 90 day average: 550,751
Product Description
F# brings the power of functional-first programming to the .NET Framework, a platform for developing software in the Microsoft Windows ecosystem. If you're a traditional .NET developer used to C# and Visual Basic, discovering F# will be a revelation that will change how you code, and how you think about coding. In , Microsoft MVP Dave Fancher shares his expertise and teaches you how to wield the power of F# to write succinct, reliable, and predictable code. As you learn to take advantage of features like default immutability, pipelining, type inference, and pattern matching, you'll be amazed at how efficient and elegant your code can be. You'll also learn how to: Break free of that old school of programming. will show you how to unleash the expressiveness of F# to create smarter, leaner code.
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