David S Petterson
Insider
First SEC filing: Sept. 24, 2003 · Latest: Sept. 24, 2003
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 28, 2016 | COST | S | 700 | $161.13 | $112,791 | 20,926 Direct | -3.24% | Disposed | 471.4% (price as of 2026-10-02) |
| Dec. 9, 2016 | COST | S | 4,000 | $158.55 | $634,200 | 21,626 Direct | -15.61% | Disposed | 480.7% (price as of 2026-10-02) |
| Oct. 26, 2016 | COST | S | 3,000 | $151.10 | $453,300 | 25,626 Direct | -10.48% | Disposed | 509.3% (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | F | 1,396 | $148.97 | $207,962 | 28,626 Direct | -4.65% | Disposed | 518.0% (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | A | 9,970 | · | · | 30,022 Direct | +49.72% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | F | 522 | $148.97 | $77,762 | 20,052 Direct | -2.54% | Disposed | 518.0% (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | F | 404 | $148.97 | $60,184 | 20,574 Direct | -1.93% | Disposed | 518.0% (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | F | 404 | $148.97 | $60,184 | 20,978 Direct | -1.89% | Disposed | 518.0% (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | F | 512 | $148.97 | $76,273 | 21,382 Direct | -2.34% | Disposed | 518.0% (price as of 2026-10-02) |
| Oct. 22, 2016 | COST | F | 512 | $148.97 | $76,273 | 21,894 Direct | -2.29% | Disposed | 518.0% (price as of 2026-10-02) |
| Oct. 30, 2015 | COST | S | 3,800 | $158.62 | $602,756 | 22,406 Direct | -14.50% | Disposed | 480.4% (price as of 2026-10-02) |
| Oct. 27, 2015 | COST | S | 3,738 | $157.50 | $588,735 | 26,206 Direct | -12.48% | Disposed | 484.5% (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | A | 9,390 | · | · | 29,944 Direct | +45.68% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | F | 1,315 | $158.15 | $207,967 | 20,554 Direct | -6.01% | Disposed | 482.1% (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | F | 621 | $158.15 | $98,211 | 21,869 Direct | -2.76% | Disposed | 482.1% (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | F | 517 | $158.15 | $81,764 | 22,490 Direct | -2.25% | Disposed | 482.1% (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | F | 512 | $158.15 | $80,973 | 23,007 Direct | -2.18% | Disposed | 482.1% (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | F | 512 | $158.15 | $80,973 | 23,519 Direct | -2.13% | Disposed | 482.1% (price as of 2026-10-02) |
| Oct. 22, 2015 | COST | F | 512 | $158.15 | $80,973 | 24,031 Direct | -2.09% | Disposed | 482.1% (price as of 2026-10-02) |
| Feb. 27, 2015 | COST | A | 1,005 | $146.96 | $147,695 | 24,543 Direct | +4.27% | Acquired | 526.5% (price as of 2026-10-02) |
| Oct. 23, 2014 | COST | S | 15,400 | $131.14 | $2,019,556 | 23,538 Direct | -39.55% | Disposed | 602.0% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | F | 736 | $130.54 | $96,077 | 47,448 Direct | -1.53% | Disposed | 605.3% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | F | 982 | $130.54 | $128,190 | 46,466 Direct | -2.07% | Disposed | 605.3% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | F | 1,702 | $130.54 | $222,179 | 44,764 Direct | -3.66% | Disposed | 605.3% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | F | 2,258 | $130.54 | $294,759 | 42,506 Direct | -5.04% | Disposed | 605.3% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | F | 2,081 | $130.54 | $271,654 | 40,425 Direct | -4.90% | Disposed | 605.3% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | F | 1,487 | $130.54 | $194,113 | 38,938 Direct | -3.68% | Disposed | 605.3% (price as of 2026-10-02) |
| Oct. 22, 2014 | COST | A | 10,625 | · | · | 48,184 Direct | +28.29% | Acquired | (price as of 2026-10-02) |
| Aug. 18, 2014 | COST | A | 25 | · | · | 37,559 Direct | +0.07% | Acquired | (price as of 2026-10-02) |
| Oct. 25, 2013 | COST | S | 3,905 | $115.95 | $452,785 | 37,534 Direct | -9.42% | Disposed | 694.0% (price as of 2026-10-02) |
| Oct. 24, 2013 | COST | S | 2,500 | $116.14 | $290,350 | 41,439 Direct | -5.69% | Disposed | 692.7% (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | S | 2,500 | $117.09 | $292,725 | 43,939 Direct | -5.38% | Disposed | 686.3% (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | A | 10,625 | · | · | 46,439 Direct | +29.67% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | F | 1,130 | $117.81 | $133,125 | 35,814 Direct | -3.06% | Disposed | 681.5% (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | F | 1,129 | $117.81 | $133,007 | 36,944 Direct | -2.97% | Disposed | 681.5% (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | F | 821 | $117.81 | $96,722 | 38,073 Direct | -2.11% | Disposed | 681.5% (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | F | 736 | $117.81 | $86,708 | 38,894 Direct | -1.86% | Disposed | 681.5% (price as of 2026-10-02) |
| Oct. 22, 2013 | COST | F | 736 | $117.81 | $86,708 | 39,630 Direct | -1.82% | Disposed | 681.5% (price as of 2026-10-02) |
| Dec. 26, 2012 | COST | S | 1,615 | · | · | 40,366 Direct | -3.85% | Disposed | (price as of 2026-10-02) |
| Dec. 12, 2012 | COST | A | 2,858 | $98.31 | $280,970 | 41,981 Direct | +7.31% | Acquired | 836.5% (price as of 2026-10-02) |
| Oct. 26, 2012 | COST | S | 3,676 | $96.72 | $355,543 | 39,123 Direct | -8.59% | Disposed | 851.9% (price as of 2026-10-02) |
| Oct. 24, 2012 | COST | S | 1,838 | $95.80 | $176,080 | 42,799 Direct | -4.12% | Disposed | 861.0% (price as of 2026-10-02) |
| Oct. 22, 2012 | COST | A | 12,500 | · | · | 44,637 Direct | +38.90% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2012 | COST | F | 886 | $95.00 | $84,170 | 32,137 Direct | -2.68% | Disposed | 869.1% (price as of 2026-10-02) |
| Oct. 22, 2012 | COST | F | 662 | $95.00 | $62,890 | 33,023 Direct | -1.97% | Disposed | 869.1% (price as of 2026-10-02) |
| Oct. 22, 2012 | COST | F | 662 | $95.00 | $62,890 | 33,685 Direct | -1.93% | Disposed | 869.1% (price as of 2026-10-02) |
| Oct. 22, 2012 | COST | F | 662 | $95.00 | $62,890 | 34,347 Direct | -1.89% | Disposed | 869.1% (price as of 2026-10-02) |
| Oct. 17, 2012 | COST | S | 1,835 | $96.48 | $177,041 | 35,009 Direct | -4.98% | Disposed | 854.2% (price as of 2026-10-02) |
| Oct. 17, 2012 | COST | F | 655 | $96.78 | $63,391 | 36,844 Direct | -1.75% | Disposed | 851.3% (price as of 2026-10-02) |
| Oct. 24, 2011 | COST | S | 5,326 | · | · | 37,499 Direct | -12.44% | Disposed | (price as of 2026-10-02) |
| Oct. 22, 2011 | COST | A | 12,500 | · | · | 42,825 Direct | +41.22% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2011 | COST | F | 851 | $85.30 | $72,590 | 30,325 Direct | -2.73% | Disposed | 979.3% (price as of 2026-10-02) |
| Oct. 22, 2011 | COST | F | 662 | $85.30 | $56,469 | 31,176 Direct | -2.08% | Disposed | 979.3% (price as of 2026-10-02) |
| Oct. 22, 2011 | COST | F | 662 | $85.30 | $56,469 | 31,838 Direct | -2.04% | Disposed | 979.3% (price as of 2026-10-02) |
| Oct. 20, 2011 | COST | S | 1,844 | · | · | 32,500 Direct | -5.37% | Disposed | (price as of 2026-10-02) |
| Oct. 19, 2011 | COST | F | 656 | $84.38 | $55,353 | 34,344 Direct | -1.87% | Disposed | 991.1% (price as of 2026-10-02) |
| Oct. 17, 2011 | COST | S | 1,845 | $82.35 | $151,936 | 35,000 Direct | -5.01% | Disposed | 1018.0% (price as of 2026-10-02) |
| Oct. 17, 2011 | COST | F | 655 | $82.36 | $53,946 | 36,845 Direct | -1.75% | Disposed | 1017.8% (price as of 2026-10-02) |
| April 13, 2011 | COST | S | 931 | · | · | 37,500 Direct | -2.42% | Disposed | (price as of 2026-10-02) |
| April 12, 2011 | COST | F | 319 | $76.45 | $24,388 | 38,431 Direct | -0.82% | Disposed | 1104.3% (price as of 2026-10-02) |
| Nov. 8, 2010 | COST | M | 7,500 | $43.79 | $328,425 | 0 Direct | -100.00% | Disposed | 2002.4% (price as of 2026-10-02) |
| Nov. 8, 2010 | COST | S | 1,838 | $64.78 | $119,066 | 38,750 Direct | -4.53% | Disposed | 1321.2% (price as of 2026-10-02) |
| Nov. 8, 2010 | COST | S | 7,500 | · | · | 40,588 Direct | -15.60% | Disposed | (price as of 2026-10-02) |
| Nov. 8, 2010 | COST | M | 7,500 | $43.79 | $328,425 | 48,088 Direct | +18.48% | Acquired | 2002.4% (price as of 2026-10-02) |
| Oct. 28, 2010 | COST | S | 1,838 | · | · | 40,588 Direct | -4.33% | Disposed | (price as of 2026-10-02) |
| Oct. 22, 2010 | COST | A | 12,500 | · | · | 42,426 Direct | +41.77% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2010 | COST | F | 662 | $64.03 | $42,388 | 29,926 Direct | -2.16% | Disposed | 1337.8% (price as of 2026-10-02) |
| Oct. 22, 2010 | COST | F | 662 | $64.03 | $42,388 | 30,588 Direct | -2.12% | Disposed | 1337.8% (price as of 2026-10-02) |
| Oct. 21, 2010 | COST | S | 1,815 | · | · | 31,250 Direct | -5.49% | Disposed | (price as of 2026-10-02) |
| Oct. 20, 2010 | COST | S | 1,875 | $62.77 | $117,694 | 33,065 Direct | -5.37% | Disposed | 1366.7% (price as of 2026-10-02) |
| Oct. 19, 2010 | COST | F | 685 | $62.21 | $42,614 | 34,940 Direct | -1.92% | Disposed | 1379.9% (price as of 2026-10-02) |
| Oct. 17, 2010 | COST | F | 625 | $63.70 | $39,812 | 35,625 Direct | -1.72% | Disposed | 1345.3% (price as of 2026-10-02) |
| Oct. 15, 2010 | COST | M | 7,500 | $43.79 | $328,425 | 7,500 Direct | -50.00% | Disposed | 2002.4% (price as of 2026-10-02) |
| Oct. 15, 2010 | COST | S | 7,500 | · | · | 36,250 Direct | -17.14% | Disposed | (price as of 2026-10-02) |
| Oct. 15, 2010 | COST | M | 7,500 | $43.79 | $328,425 | 43,750 Direct | +20.69% | Acquired | 2002.4% (price as of 2026-10-02) |
| April 23, 2010 | COST | S | 932 | $60.24 | $56,144 | 36,250 Direct | -2.51% | Disposed | 1428.3% (price as of 2026-10-02) |
| April 12, 2010 | COST | F | 318 | $60.35 | $19,191 | 37,182 Direct | -0.85% | Disposed | 1425.5% (price as of 2026-10-02) |
| Nov. 9, 2009 | COST | S | 3,689 | $60.00 | $221,340 | 37,500 Direct | -8.96% | Disposed | 1434.4% (price as of 2026-10-02) |
| Oct. 29, 2009 | COST | S | 1,838 | $57.68 | $106,016 | 41,189 Direct | -4.27% | Disposed | 1496.1% (price as of 2026-10-02) |
| Oct. 22, 2009 | COST | A | 12,500 | · | · | 43,689 Direct | +40.08% | Acquired | (price as of 2026-10-02) |
| Oct. 19, 2009 | COST | F | 649 | $59.23 | $38,440 | 31,189 Direct | -2.04% | Disposed | 1454.4% (price as of 2026-10-02) |
| Oct. 17, 2009 | COST | F | 662 | $58.48 | $38,714 | 31,838 Direct | -2.04% | Disposed | 1474.3% (price as of 2026-10-02) |
| Oct. 14, 2009 | COST | M | 7,500 | $37.35 | $280,125 | 0 Direct | -100.00% | Disposed | 2364.9% (price as of 2026-10-02) |
| Oct. 14, 2009 | COST | S | 7,500 | $58.64 | $439,800 | 32,500 Direct | -18.75% | Disposed | 1470.0% (price as of 2026-10-02) |
| Oct. 14, 2009 | COST | M | 7,500 | $37.35 | $280,125 | 40,000 Direct | +23.08% | Acquired | 2364.9% (price as of 2026-10-02) |
| April 22, 2009 | COST | S | 933 | · | · | 32,500 Direct | -2.79% | Disposed | (price as of 2026-10-02) |
| April 12, 2009 | COST | F | 317 | $46.90 | $14,867 | 33,433 Direct | -0.94% | Disposed | 1863.0% (price as of 2026-10-02) |
| Oct. 22, 2008 | COST | A | 12,500 | · | · | 33,750 Direct | +58.82% | Acquired | (price as of 2026-10-02) |
| Oct. 22, 2008 | COST | S | 3,194 | $54.76 | $174,903 | 21,250 Direct | -13.07% | Disposed | 1581.2% (price as of 2026-10-02) |
| Oct. 19, 2008 | COST | F | 903 | $57.98 | $52,356 | 24,444 Direct | -3.56% | Disposed | 1487.9% (price as of 2026-10-02) |
| Oct. 17, 2008 | COST | F | 903 | $57.98 | $52,356 | 25,347 Direct | -3.44% | Disposed | 1487.9% (price as of 2026-10-02) |
| July 1, 2008 | COST | M | 7,500 | $49.81 | $373,575 | 0 Direct | -100.00% | Disposed | 1748.3% (price as of 2026-10-02) |
| July 1, 2008 | COST | S | 7,500 | · | · | 26,250 Direct | -22.22% | Disposed | (price as of 2026-10-02) |
| July 1, 2008 | COST | M | 7,500 | $49.81 | $373,575 | 33,750 Direct | +28.57% | Acquired | 1748.3% (price as of 2026-10-02) |
| May 1, 2008 | COST | M | 7,500 | $33.75 | $253,125 | 0 Direct | -100.00% | Disposed | 2627.9% (price as of 2026-10-02) |
| April 18, 2008 | COST | M | 2,500 | $37.35 | $93,375 | 7,500 Direct | -25.00% | Disposed | 2364.9% (price as of 2026-10-02) |
| April 18, 2008 | COST | M | 7,500 | $43.79 | $328,425 | 15,000 Direct | -33.33% | Disposed | 2002.4% (price as of 2026-10-02) |
| April 18, 2008 | COST | S | 10,000 | · | · | 26,250 Direct | -27.59% | Disposed | (price as of 2026-10-02) |
| April 18, 2008 | COST | M | 7,500 | $43.79 | $328,425 | 36,250 Direct | +26.09% | Acquired | 2002.4% (price as of 2026-10-02) |
| April 18, 2008 | COST | M | 2,500 | $37.35 | $93,375 | 28,750 Direct | +9.52% | Acquired | 2364.9% (price as of 2026-10-02) |
Showing latest 100 of 235 transactions
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Nov. 8, 2010 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 7,500 | Disposed |
| Oct. 15, 2010 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 7,500 | Disposed |
| Oct. 14, 2009 | COST | Stock Option | Common Stock | $37.35 | April 1, 2014 | 7,500 | Disposed |
| July 1, 2008 | COST | Stock Option | Common Stock | $49.81 | March 13, 2010 | 7,500 | Disposed |
| May 1, 2008 | COST | Stock Option | Common Stock | $33.75 | April 1, 2013 | 7,500 | Disposed |
| April 18, 2008 | COST | Stock Option | Common Stock | $37.35 | April 1, 2014 | 2,500 | Disposed |
| April 18, 2008 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 7,500 | Disposed |
| April 18, 2008 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 7,500 | Disposed |
| April 18, 2008 | COST | Stock Option | Common Stock | $37.35 | April 1, 2014 | 2,500 | Disposed |
| April 3, 2008 | COST | Stock Option | Common Stock | $37.35 | April 1, 2014 | 5,000 | Disposed |
| Feb. 1, 2008 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 10,000 | Disposed |
| Jan. 16, 2008 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 5,000 | Disposed |
| Nov. 23, 2007 | COST | Stock Option | Common Stock | $43.00 | March 13, 2010 | 10,000 | Disposed |
| Oct. 12, 2007 | COST | Stock Option | Common Stock | $43.00 | March 13, 2010 | 10,000 | Disposed |
| July 6, 2007 | COST | Stock Option | Common Stock | $39.25 | April 2, 2012 | 7,500 | Disposed |
| June 27, 2007 | COST | Stock Option | Common Stock | $37.35 | April 1, 2014 | 7,500 | Disposed |
| June 13, 2007 | COST | Stock Option | Common Stock | $33.75 | April 1, 2013 | 7,500 | Disposed |
| Feb. 16, 2007 | COST | Stock Option | Common Stock | $43.00 | March 13, 2010 | 10,000 | Disposed |
| Jan. 18, 2007 | COST | Stock Option | Common Stock | $37.35 | April 1, 2014 | 7,500 | Disposed |
| Jan. 9, 2007 | COST | Stock Option | Common Stock | $39.25 | April 2, 2012 | 10,000 | Disposed |
| Oct. 26, 2006 | COST | Stock Option | Common Stock | $34.28 | April 24, 2011 | 7,500 | Disposed |
| Oct. 16, 2006 | COST | Stock Option | Common Stock | $30.41 | April 1, 2013 | 7,500 | Disposed |
| March 14, 2006 | COST | Stock Option | Common Stock | $38.79 | April 2, 2012 | 10,000 | Disposed |
| March 6, 2006 | COST | Stock Option | Common Stock | $38.79 | April 2, 2012 | 10,000 | Disposed |
| Dec. 23, 2005 | COST | Stock Option | Common Stock | $37.35 | March 31, 2014 | 7,500 | Disposed |
| Dec. 14, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 5,000 | Disposed |
| Nov. 18, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 5,000 | Disposed |
| Nov. 10, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 5,000 | Disposed |
| Oct. 14, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 10,000 | Disposed |
| Oct. 14, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 9,600 | Disposed |
| Oct. 14, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 400 | Disposed |
| July 28, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 10,000 | Disposed |
| July 26, 2005 | COST | Stock Option | Common Stock | $36.91 | Feb. 9, 2009 | 5,000 | Disposed |
| June 7, 2005 | COST | Stock Option | Common Stock | $34.28 | April 24, 2011 | 7,500 | Disposed |
| June 7, 2005 | COST | Stock Option | Common Stock | $30.41 | April 1, 2013 | 7,500 | Disposed |
| April 1, 2005 | COST | Stock Option | Common Stock | $43.79 | April 1, 2015 | 37,500 | Acquired |
| Nov. 23, 2004 | COST | Stock Option | Common Stock | $34.28 | April 24, 2011 | 2,500 | Disposed |
| Oct. 19, 2004 | COST | Stock Option | Common Stock | $34.28 | April 24, 2011 | 10,000 | Disposed |
| Aug. 26, 2004 | COST | Stock Option | Common Stock | $34.28 | April 24, 2011 | 10,000 | Disposed |
| June 15, 2004 | COST | Stock Option | Common Stock | $30.41 | April 1, 2013 | 7,500 | Disposed |
| June 7, 2004 | COST | Stock Option | Common Stock | $22.88 | Feb. 17, 2008 | 5,000 | Disposed |
| April 1, 2004 | COST | Stock Option | Common Stock | $37.35 | March 31, 2014 | 37,500 | Acquired |
| April 1, 2004 | COST | Stock Option | Common Stock | $37.35 | March 31, 2014 | 37,500 | Acquired |
| Feb. 10, 2004 | COST | Stock Option | Common Stock | $22.88 | Feb. 17, 2008 | 5,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).