David K Richarz
Insider
First SEC filing: May 22, 2008 · Latest: Aug. 15, 2011
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 24, 2015 | STX | M | 2,000 | · | · | 21,000 Direct | -8.70% | Disposed | (price as of 2026-10-05) |
| April 24, 2015 | STX | M | 5,625 | · | · | 10,625 Direct | -34.62% | Disposed | (price as of 2026-10-05) |
| April 24, 2015 | STX | S | 7,625 | $58.20 | $443,775 | 319 Direct | -95.98% | Disposed | 1424.2% (price as of 2026-10-05) |
| April 24, 2015 | STX | M | 2,000 | $40.16 | $80,320 | 7,944 Direct | +33.65% | Acquired | 2108.9% (price as of 2026-10-05) |
| April 24, 2015 | STX | M | 5,625 | $29.87 | $168,019 | 5,944 Direct | +1763.32% | Acquired | 2869.8% (price as of 2026-10-05) |
| Feb. 4, 2015 | STX | S | 17,753 | $60.10 | $1,066,955 | 319 Direct | -98.23% | Disposed | 1376.0% (price as of 2026-10-05) |
| Nov. 20, 2014 | STX | S | 15,400 | $65.35 | $1,006,390 | 17,753 Direct | -46.45% | Disposed | 1257.4% (price as of 2026-10-05) |
| Nov. 14, 2014 | STX | S | 17,592 | $62.44 | $1,098,444 | 33,153 Direct | -34.67% | Disposed | 1320.7% (price as of 2026-10-05) |
| Nov. 4, 2014 | STX | S | 25,372 | $64.35 | $1,632,688 | 50,745 Direct | -33.33% | Disposed | 1278.5% (price as of 2026-10-05) |
| Oct. 31, 2014 | STX | S | 57,100 | $62.17 | $3,549,907 | 76,117 Direct | -42.86% | Disposed | 1326.9% (price as of 2026-10-05) |
| Oct. 30, 2014 | STX | M | 3,750 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Oct. 30, 2014 | STX | S | 8,317 | $59.86 | $497,856 | 133,217 Direct | -5.88% | Disposed | 1381.9% (price as of 2026-10-05) |
| Oct. 30, 2014 | STX | M | 3,750 | $11.06 | $41,475 | 141,534 Direct | +2.72% | Acquired | 7920.7% (price as of 2026-10-05) |
| Sept. 11, 2014 | STX | A | 108,400 | · | · | 137,784 Direct | +368.91% | Acquired | (price as of 2026-10-05) |
| Sept. 11, 2014 | STX | S | 2,118 | $60.63 | $128,414 | 29,384 Direct | -6.72% | Disposed | 1363.1% (price as of 2026-10-05) |
| Sept. 10, 2014 | STX | S | 1,750 | $60.78 | $106,365 | 31,502 Direct | -5.26% | Disposed | 1359.5% (price as of 2026-10-05) |
| July 25, 2014 | STX | M | 13,750 | · | · | 16,250 Direct | -45.83% | Disposed | (price as of 2026-10-05) |
| July 25, 2014 | STX | M | 11,900 | · | · | 3,750 Direct | -76.04% | Disposed | (price as of 2026-10-05) |
| July 25, 2014 | STX | S | 25,650 | $59.56 | $1,527,714 | 33,116 Direct | -43.65% | Disposed | 1389.4% (price as of 2026-10-05) |
| July 25, 2014 | STX | M | 13,750 | $29.87 | $410,712 | 58,766 Direct | +30.54% | Acquired | 2869.8% (price as of 2026-10-05) |
| July 25, 2014 | STX | M | 11,900 | $11.06 | $131,614 | 45,016 Direct | +35.93% | Acquired | 7920.7% (price as of 2026-10-05) |
| July 23, 2014 | STX | A | 3,600 | · | · | 33,116 Direct | +12.20% | Acquired | (price as of 2026-10-05) |
| July 23, 2014 | STX | A | 14,625 | · | · | 29,516 Direct | +98.21% | Acquired | (price as of 2026-10-05) |
| July 23, 2014 | STX | A | 4,500 | · | · | 14,891 Direct | +43.31% | Acquired | (price as of 2026-10-05) |
| July 23, 2014 | STX | A | 3,750 | · | · | 10,391 Direct | +56.47% | Acquired | (price as of 2026-10-05) |
| May 16, 2014 | STX | M | 5,300 | · | · | 15,650 Direct | -25.30% | Disposed | (price as of 2026-10-05) |
| May 16, 2014 | STX | S | 5,300 | $50.91 | $269,823 | 6,641 Direct | -44.38% | Disposed | 1642.5% (price as of 2026-10-05) |
| May 16, 2014 | STX | M | 5,300 | $11.06 | $58,618 | 11,941 Direct | +79.81% | Acquired | 7920.7% (price as of 2026-10-05) |
| Feb. 14, 2014 | STX | M | 5,300 | · | · | 20,950 Direct | -20.19% | Disposed | (price as of 2026-10-05) |
| Feb. 14, 2014 | STX | S | 5,300 | $49.61 | $262,933 | 6,641 Direct | -44.38% | Disposed | 1688.1% (price as of 2026-10-05) |
| Feb. 14, 2014 | STX | M | 5,300 | $11.06 | $58,618 | 11,941 Direct | +79.81% | Acquired | 7920.7% (price as of 2026-10-05) |
| Nov. 15, 2013 | STX | M | 12,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 15, 2013 | STX | S | 6,290 | $48.67 | $306,134 | 6,210 Direct | -50.32% | Disposed | 1722.7% (price as of 2026-10-05) |
| Nov. 15, 2013 | STX | M | 12,500 | $3.34 | $41,750 | 12,500 Direct | · | Acquired | 26459.6% (price as of 2026-10-05) |
| Nov. 1, 2013 | STX | M | 16,650 | $15.49 | $257,908 | 75,995 Direct | +28.06% | Acquired | 5626.9% (price as of 2026-10-05) |
| Nov. 1, 2013 | STX | M | 60,000 | $13.73 | $823,800 | 135,995 Direct | +78.95% | Acquired | 6361.0% (price as of 2026-10-05) |
| Nov. 1, 2013 | STX | S | 135,995 | $49.12 | $6,680,074 | 0 Direct | -100.00% | Disposed | 1706.0% (price as of 2026-10-05) |
| Nov. 1, 2013 | STX | M | 16,650 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Nov. 1, 2013 | STX | M | 60,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Sept. 19, 2013 | STX | A | 38,500 | · | · | 59,345 Direct | +184.70% | Acquired | (price as of 2026-10-05) |
| Sept. 11, 2013 | STX | S 10b5-1 | 2,125 | $40.59 | $86,254 | 20,845 Direct | -9.25% | Disposed | 2085.5% (price as of 2026-10-05) |
| Sept. 9, 2013 | STX | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-05) |
| July 31, 2013 | STX | J | 245 | $28.62 | $7,012 | 22,970 Direct | +1.08% | Acquired | 2999.5% (price as of 2026-10-05) |
| July 26, 2013 | STX | M | 16,875 | · | · | 26,250 Direct | -39.13% | Disposed | (price as of 2026-10-05) |
| July 26, 2013 | STX | M | 12,500 | · | · | 12,500 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| July 26, 2013 | STX | M | 150,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 26, 2013 | STX | S | 179,375 | $41.35 | $7,417,156 | 22,725 Direct | -88.76% | Disposed | 2045.3% (price as of 2026-10-05) |
| July 26, 2013 | STX | M | 16,875 | $11.06 | $186,638 | 202,100 Direct | +9.11% | Acquired | 7920.7% (price as of 2026-10-05) |
| July 26, 2013 | STX | M | 12,500 | $3.34 | $41,750 | 185,225 Direct | +7.24% | Acquired | 26459.6% (price as of 2026-10-05) |
| July 26, 2013 | STX | M | 150,000 | $24.63 | $3,694,500 | 172,725 Direct | +660.07% | Acquired | 3501.7% (price as of 2026-10-05) |
| July 23, 2013 | STX | A | 4,500 | · | · | 22,725 Direct | +24.69% | Acquired | (price as of 2026-10-05) |
| July 23, 2013 | STX | A | 14,625 | · | · | 18,225 Direct | +406.25% | Acquired | (price as of 2026-10-05) |
| July 23, 2013 | STX | A | 3,600 | · | · | 3,600 Direct | · | Acquired | (price as of 2026-10-05) |
| May 24, 2013 | STX | M | 6,250 | · | · | 25,000 Direct | -20.00% | Disposed | (price as of 2026-10-05) |
| May 24, 2013 | STX | S | 6,250 | $42.49 | $265,562 | 0 Direct | -100.00% | Disposed | 1987.8% (price as of 2026-10-05) |
| May 24, 2013 | STX | M | 6,250 | $3.34 | $20,875 | 6,250 Direct | · | Acquired | 26459.6% (price as of 2026-10-05) |
| May 6, 2013 | STX | M | 18,750 | · | · | 31,250 Direct | -37.50% | Disposed | (price as of 2026-10-05) |
| May 6, 2013 | STX | S | 19,303 | $42.10 | $812,656 | 0 Direct | -100.00% | Disposed | 2007.1% (price as of 2026-10-05) |
| May 6, 2013 | STX | M | 18,750 | $3.34 | $62,625 | 19,303 Direct | +3390.60% | Acquired | 26459.6% (price as of 2026-10-05) |
| Feb. 11, 2013 | STX | M | 60,000 | · | · | 60,000 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Feb. 11, 2013 | STX | S | 60,000 | $34.89 | $2,093,400 | 553 Direct | -99.09% | Disposed | 2442.5% (price as of 2026-10-05) |
| Feb. 11, 2013 | STX | M | 60,000 | $13.73 | $823,800 | 60,553 Direct | +10849.91% | Acquired | 6361.0% (price as of 2026-10-05) |
| Jan. 31, 2013 | STX | M | 18,750 | · | · | 50,000 Direct | -27.27% | Disposed | (price as of 2026-10-05) |
| Jan. 31, 2013 | STX | S | 18,750 | $34.24 | $642,000 | 553 Direct | -97.14% | Disposed | 2490.8% (price as of 2026-10-05) |
| Jan. 31, 2013 | STX | M | 18,750 | $3.34 | $62,625 | 19,303 Direct | +3390.60% | Acquired | 26459.6% (price as of 2026-10-05) |
| Nov. 5, 2012 | STX | S | 20,725 | $28.65 | $593,771 | 0 Direct | -100.00% | Disposed | 2996.3% (price as of 2026-10-05) |
| Nov. 2, 2012 | STX | M | 46,875 | · | · | 43,125 Direct | -52.08% | Disposed | (price as of 2026-10-05) |
| Nov. 2, 2012 | STX | M | 18,750 | · | · | 68,750 Direct | -21.43% | Disposed | (price as of 2026-10-05) |
| Nov. 2, 2012 | STX | S | 66,188 | $28.08 | $1,858,559 | 20,725 Direct | -76.15% | Disposed | 3059.2% (price as of 2026-10-05) |
| Nov. 2, 2012 | STX | M | 46,875 | $11.06 | $518,438 | 86,913 Direct | +117.08% | Acquired | 7920.7% (price as of 2026-10-05) |
| Nov. 2, 2012 | STX | M | 18,750 | $3.34 | $62,625 | 40,038 Direct | +88.08% | Acquired | 26459.6% (price as of 2026-10-05) |
| Sept. 10, 2012 | STX | A | 30,000 | · | · | 30,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 30, 2012 | STX | M | 50,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Aug. 30, 2012 | STX | S | 50,000 | $32.50 | $1,625,000 | 21,288 Direct | -70.14% | Disposed | 2629.5% (price as of 2026-10-05) |
| Aug. 30, 2012 | STX | M | 50,000 | $21.72 | $1,086,000 | 71,288 Direct | +234.87% | Acquired | 3984.2% (price as of 2026-10-05) |
| Aug. 3, 2012 | STX | M | 41,500 | · | · | 87,500 Direct | -32.17% | Disposed | (price as of 2026-10-05) |
| Aug. 2, 2012 | STX | S | 41,500 | $29.76 | $1,235,040 | 21,288 Direct | -66.10% | Disposed | 2880.8% (price as of 2026-10-05) |
| Aug. 2, 2012 | STX | M | 41,500 | $3.34 | $138,610 | 62,788 Direct | +194.95% | Acquired | 26459.6% (price as of 2026-10-05) |
| July 24, 2012 | STX | A | 14,625 | · | · | 20,725 Direct | +239.75% | Acquired | (price as of 2026-10-05) |
| July 24, 2012 | STX | A | 3,600 | · | · | 6,100 Direct | +144.00% | Acquired | (price as of 2026-10-05) |
| July 24, 2012 | STX | A | 2,500 | · | · | 2,500 Direct | · | Acquired | (price as of 2026-10-05) |
| July 24, 2012 | STX | J | 14,625 | · | · | 20,725 Direct | +239.75% | Acquired | (price as of 2026-10-05) |
| July 24, 2012 | STX | J | 3,600 | · | · | 6,100 Direct | +144.00% | Acquired | (price as of 2026-10-05) |
| July 24, 2012 | STX | J | 2,500 | · | · | 2,500 Direct | · | Acquired | (price as of 2026-10-05) |
| April 23, 2012 | STX | S | 12,500 | $29.14 | $364,250 | 0 Direct | -100.00% | Disposed | 2944.2% (price as of 2026-10-05) |
| April 20, 2012 | STX | M | 56,000 | · | · | 129,000 Direct | -30.27% | Disposed | (price as of 2026-10-05) |
| April 20, 2012 | STX | S | 56,000 | $28.82 | $1,613,920 | 12,500 Direct | -81.75% | Disposed | 2978.0% (price as of 2026-10-05) |
| April 20, 2012 | STX | M | 56,000 | $3.34 | $187,040 | 68,500 Direct | +448.00% | Acquired | 26459.6% (price as of 2026-10-05) |
| Feb. 13, 2012 | STX | M | 45,000 | · | · | 185,000 Direct | -19.57% | Disposed | (price as of 2026-10-05) |
| Feb. 13, 2012 | STX | S | 5,521 | $26.04 | $143,767 | 12,500 Indirect | -30.64% | Disposed | 3306.6% (price as of 2026-10-05) |
| Feb. 13, 2012 | STX | S | 45,000 | $25.94 | $1,167,300 | 18,021 Direct | -71.40% | Disposed | 3319.8% (price as of 2026-10-05) |
| Feb. 13, 2012 | STX | M | 45,000 | $3.34 | $150,300 | 63,021 Direct | +249.71% | Acquired | 26459.6% (price as of 2026-10-05) |
| Feb. 1, 2012 | STX | M | 30,000 | · | · | 230,000 Direct | -11.54% | Disposed | (price as of 2026-10-05) |
| Feb. 1, 2012 | STX | S | 9,110 | $24.79 | $225,837 | 0 Indirect | -100.00% | Disposed | 3478.4% (price as of 2026-10-05) |
| Feb. 1, 2012 | STX | S | 30,000 | $24.79 | $743,700 | 17,254 Direct | -63.49% | Disposed | 3478.4% (price as of 2026-10-05) |
| Feb. 1, 2012 | STX | M | 30,000 | $3.34 | $100,200 | 47,254 Direct | +173.87% | Acquired | 26459.6% (price as of 2026-10-05) |
| Nov. 9, 2011 | STX | S | 1,990 | $17.15 | $34,128 | 9,110 Indirect | -17.93% | Disposed | 5072.5% (price as of 2026-10-05) |
| April 25, 2011 | STX | M | 40,000 | · | · | 260,000 Direct | -13.33% | Disposed | (price as of 2026-10-05) |
| April 25, 2011 | STX | S | 52,500 | $17.97 | $943,425 | 20,766 Direct | -71.66% | Disposed | 4836.5% (price as of 2026-10-05) |
| April 25, 2011 | STX | M | 40,000 | $3.34 | $133,600 | 73,266 Direct | +120.24% | Acquired | 26459.6% (price as of 2026-10-05) |
Showing latest 100 of 111 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 |
|---|---|---|---|---|---|---|---|
| April 24, 2015 | STX | NQ Stock Options | Ordinary Shares | $40.16 | Sept. 9, 2020 | 2,000 | Disposed |
| April 24, 2015 | STX | NQ Stock Options | Ordinary Shares | $29.87 | Sept. 10, 2019 | 5,625 | Disposed |
| Oct. 30, 2014 | STX | NQ Stock Options | Ordinary Shares | $11.06 | Sept. 13, 2017 | 3,750 | Disposed |
| July 25, 2014 | STX | NQ Stock Options | Ordinary Shares | $29.87 | Sept. 10, 2019 | 13,750 | Disposed |
| July 25, 2014 | STX | NQ Stock Options | Ordinary Shares | $11.06 | Sept. 13, 2017 | 11,900 | Disposed |
| May 16, 2014 | STX | NQ Stock Options | Ordinary Shares | $11.06 | Sept. 13, 2017 | 5,300 | Disposed |
| Feb. 14, 2014 | STX | NQ Stock Options | Ordinary Shares | $11.06 | Sept. 13, 2017 | 5,300 | Disposed |
| Nov. 15, 2013 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 12,500 | Disposed |
| Nov. 1, 2013 | STX | NQ Stock Options | Ordinary Shares | $15.49 | March 14, 2015 | 16,650 | Disposed |
| Nov. 1, 2013 | STX | NQ Stock Options | Ordinary Shares | $13.73 | Sept. 12, 2015 | 60,000 | Disposed |
| Sept. 9, 2013 | STX | NQ Stock Options | Ordinary Shares | $40.16 | Sept. 9, 2020 | 25,000 | Acquired |
| July 26, 2013 | STX | NQ Stock Options | Ordinary Shares | $11.06 | Sept. 13, 2017 | 16,875 | Disposed |
| July 26, 2013 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 12,500 | Disposed |
| July 26, 2013 | STX | NQ Stock Options | Ordinary Shares | $24.63 | Sept. 13, 2014 | 150,000 | Disposed |
| May 24, 2013 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 6,250 | Disposed |
| May 6, 2013 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 18,750 | Disposed |
| Feb. 11, 2013 | STX | NQ Stock Options | Ordinary Shares | $13.73 | Sept. 12, 2015 | 60,000 | Disposed |
| Jan. 31, 2013 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 18,750 | Disposed |
| Nov. 2, 2012 | STX | NQ Stock Options | Ordinary Shares | $11.06 | Sept. 13, 2017 | 46,875 | Disposed |
| Nov. 2, 2012 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 18,750 | Disposed |
| Sept. 10, 2012 | STX | NQ Stock Options | Ordinary Shares | $29.87 | Sept. 10, 2019 | 30,000 | Acquired |
| Aug. 30, 2012 | STX | NQ Stock Options | Ordinary Shares | $21.72 | Aug. 7, 2013 | 50,000 | Disposed |
| Aug. 3, 2012 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 41,500 | Disposed |
| April 20, 2012 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 56,000 | Disposed |
| Feb. 13, 2012 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 45,000 | Disposed |
| Feb. 1, 2012 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 30,000 | Disposed |
| April 25, 2011 | STX | NQ Stock Options | Ordinary Shares | $3.34 | March 6, 2016 | 40,000 | Disposed |
| Sept. 13, 2010 | STX | NQ Stock Options | Common Shares | $11.06 | Sept. 13, 2017 | 90,000 | Acquired |
| March 6, 2009 | STX | NQ Stock Option | Common Shares | $3.34 | March 6, 2016 | 300,000 | Acquired |
| Sept. 12, 2008 | STX | NQ Stock Option | Common Shares | $13.73 | Sept. 12, 2015 | 120,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2010 | $404,810 | · | · | · | $479,000 | · | $5,704 | $889,514 |
| 2009 | $406,744 | · | $137,300 | $684,642 | · | · | $47,080 | $1,275,766 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.