Recent Quotes View Full List My Watchlist Create Watchlist Indicators DJI Nasdaq Composite SPX Gold Crude Oil Hydroworld Market Index Markets Stocks ETFs Tools Overview News Currencies International Treasuries Proofpoint Inc (NQ: PFPT ) N/A UNCHANGED Last Price Updated: Add to My Watchlist Quote Overview Detailed Quote Charting Historical Prices News All News News Headlines Press Releases Research Quarterly Reports Insider Filings Other Filings Historical Prices Month: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year: 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 Range: 1 Month 3 Month 1 Year Date Open High Low Close Volume Change (%) May 31, 2018 118.51 119.94 116.38 116.89 802,237 -1.66(-1.40%) May 30, 2018 120.36 121.54 118.25 118.55 1,041,931 -1.41(-1.18%) May 29, 2018 121.41 122.61 119.90 119.96 612,245 -2.34(-1.91%) May 25, 2018 122.30 122.30 122.30 0 -0.36(-0.29%) May 24, 2018 121.26 123.13 120.83 122.66 524,208 +1.20(+0.99%) May 23, 2018 118.22 121.50 118.12 121.46 476,360 +2.25(+1.89%) May 22, 2018 123.00 123.18 119.05 119.21 630,758 -3.36(-2.74%) May 21, 2018 123.30 123.75 120.51 122.57 614,999 +0.11(+0.09%) May 18, 2018 122.61 123.35 121.81 122.46 411,264 +0.18(+0.15%) May 17, 2018 122.57 123.06 121.58 122.28 398,909 -0.27(-0.22%) May 16, 2018 123.30 123.74 121.99 122.55 619,105 -1.00(-0.81%) May 15, 2018 121.63 124.63 120.82 123.55 356,158 +0.70(+0.57%) May 14, 2018 126.52 127.24 121.79 122.85 538,753 -3.37(-2.67%) May 11, 2018 128.55 128.88 125.25 126.22 381,010 -2.50(-1.94%) May 10, 2018 127.50 130.27 127.43 128.72 526,027 +1.43(+1.12%) May 09, 2018 125.77 127.84 125.00 127.29 396,520 +2.17(+1.73%) May 08, 2018 124.08 125.39 123.80 125.12 360,174 +0.69(+0.55%) May 07, 2018 122.79 125.31 122.50 124.43 322,005 +1.94(+1.58%) May 04, 2018 119.63 123.03 118.11 122.49 463,184 +2.53(+2.11%) May 03, 2018 119.02 121.00 116.79 119.96 572,794 +0.64(+0.54%) May 02, 2018 118.94 119.95 117.38 119.32 379,583 +0.45(+0.38%) May 01, 2018 117.40 119.08 116.05 118.87 356,191 +0.93(+0.79%) Apr 30, 2018 118.99 120.11 116.65 117.94 646,968 +0.71(+0.61%) Apr 27, 2018 122.37 125.53 115.22 117.23 1,350,394 -6.44(-5.21%) Apr 26, 2018 121.30 124.31 119.60 123.67 626,228 +3.56(+2.96%) Apr 25, 2018 121.00 121.63 116.91 120.11 800,285 -1.04(-0.86%) Apr 24, 2018 122.85 124.41 120.27 121.15 350,300 -0.91(-0.75%) Apr 23, 2018 123.07 123.54 120.95 122.06 545,188 -0.01(-0.01%) Apr 20, 2018 124.99 126.07 120.92 122.07 725,910 -3.56(-2.83%) Apr 19, 2018 125.91 126.35 124.52 125.63 298,998 -0.47(-0.37%) Apr 18, 2018 125.61 127.35 124.14 126.10 325,691 +0.48(+0.38%) Apr 17, 2018 125.53 126.18 124.50 125.62 588,692 +1.19(+0.96%) Apr 16, 2018 122.67 126.29 121.83 124.43 548,436 +3.07(+2.53%) Apr 13, 2018 123.66 123.83 120.42 121.36 301,772 -1.58(-1.29%) Apr 12, 2018 121.96 123.64 121.17 122.94 497,160 +2.10(+1.74%) Apr 11, 2018 120.71 122.27 119.08 120.84 348,889 +0.13(+0.11%) Apr 10, 2018 121.93 121.93 118.78 120.71 755,304 +2.34(+1.98%) Apr 09, 2018 118.49 121.28 117.69 118.37 682,936 +1.18(+1.01%) Apr 06, 2018 117.41 120.08 116.15 117.19 427,672 -1.91(-1.60%) Apr 05, 2018 119.67 120.41 117.77 119.10 447,664 +0.33(+0.28%) Apr 04, 2018 113.05 119.22 112.75 118.77 502,493 +3.66(+3.18%) Apr 03, 2018 113.54 115.55 112.80 115.11 407,001 +2.65(+2.36%) Apr 02, 2018 113.09 114.12 110.72 112.46 537,091 -1.19(-1.05%) Mar 29, 2018 113.65 113.65 113.65 0 +1.35(+1.20%) Mar 28, 2018 112.13 114.51 111.10 112.30 790,646 +0.24(+0.21%) Mar 27, 2018 122.31 122.57 111.23 112.06 1,108,863 -9.91(-8.12%) Mar 26, 2018 117.84 122.35 117.84 121.97 542,937 +6.22(+5.37%) Mar 23, 2018 117.79 119.64 115.58 115.75 619,180 -1.59(-1.36%) Mar 22, 2018 120.75 121.77 117.26 117.34 636,778 -4.45(-3.65%) Mar 21, 2018 120.18 123.20 119.41 121.79 612,611 +1.38(+1.15%) Mar 20, 2018 118.00 121.23 117.10 120.41 706,511 +2.54(+2.15%) Mar 19, 2018 117.87 118.88 116.10 117.87 631,502 -0.82(-0.69%) Mar 16, 2018 119.84 121.37 118.66 118.69 847,425 -1.32(-1.10%) Mar 15, 2018 120.59 121.85 119.18 120.01 709,296 -0.50(-0.41%) Mar 14, 2018 118.90 121.70 118.34 120.51 806,355 +1.93(+1.63%) Mar 13, 2018 120.57 123.87 117.83 118.58 557,058 -0.44(-0.37%) Mar 12, 2018 119.36 119.50 117.50 119.02 627,176 +0.17(+0.14%) Mar 09, 2018 122.00 122.28 118.62 118.85 722,372 -1.99(-1.65%) Mar 08, 2018 118.79 121.42 118.79 120.84 927,682 +2.15(+1.81%) Mar 07, 2018 120.71 118.69 1,123,915 +1.33(+1.13%) Mar 06, 2018 116.14 118.03 114.59 117.36 1,416,601 +1.85(+1.60%) Mar 05, 2018 111.10 116.04 110.55 115.51 973,889 +4.46(+4.02%) Mar 02, 2018 106.53 112.36 106.15 111.05 1,001,028 +3.83(+3.57%) Data & News supplied by www.cloudquote.io Stock quotes supplied by Barchart Quotes delayed at least 20 minutes. By accessing this page, you agree to the following Privacy Policy and Terms and Conditions.