David F Marquardt
CIK 1193109 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 11, 2005 · Latest: July 15, 2009
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 59 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
59 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 13, 2013 | MSFT | S | 22,222 | $28.02 | $622,660 | 677,586 Direct | -3.18% | Disposed | 1620.5% (price as of 2026-08-21) |
| Nov. 28, 2012 | MSFT | S | 300,000 | $27.07 | $8,121,000 | 675,196 Direct | -30.76% | Disposed | 1680.9% (price as of 2026-08-21) |
| Nov. 27, 2012 | MSFT | S | 100,000 | $27.16 | $2,716,000 | 975,196 Direct | -9.30% | Disposed | 1675.0% (price as of 2026-08-21) |
| Nov. 26, 2012 | MSFT | S | 100,000 | $27.28 | $2,728,000 | 1,075,196 Direct | -8.51% | Disposed | 1667.2% (price as of 2026-08-21) |
| Dec. 10, 2009 | MSFT | S | 100,000 | $29.89 | $2,989,000 | 1,185,821 Direct | -7.78% | Disposed | 1512.9% (price as of 2026-08-21) |
| Nov. 30, 2009 | STX | S | 200,000 | $15.15 | $3,030,000 | 1,196,652 Direct | -14.32% | Disposed | 5569.5% (price as of 2026-08-21) |
| May 22, 2009 | MSFT | S | 22,500 | $20.00 | $450,000 | 1,283,553 Direct | -1.72% | Disposed | 2310.5% (price as of 2026-08-21) |
| May 21, 2009 | MSFT | S | 7,500 | $20.01 | $150,075 | 1,306,053 Direct | -0.57% | Disposed | 2309.2% (price as of 2026-08-21) |
| May 20, 2009 | MSFT | S | 10,000 | $20.57 | $205,700 | 1,313,553 Direct | -0.76% | Disposed | 2243.7% (price as of 2026-08-21) |
| May 20, 2009 | MSFT | S | 10,000 | $20.36 | $203,600 | 1,323,553 Direct | -0.75% | Disposed | 2267.8% (price as of 2026-08-21) |
| May 19, 2009 | MSFT | S | 20,000 | $20.42 | $408,400 | 1,333,553 Direct | -1.48% | Disposed | 2260.9% (price as of 2026-08-21) |
| May 19, 2009 | MSFT | S | 30,000 | $20.38 | $611,400 | 1,353,553 Direct | -2.17% | Disposed | 2265.5% (price as of 2026-08-21) |
| May 12, 2009 | MSFT | S | 100,000 | $20.00 | $2,000,000 | 1,382,097 Direct | -6.75% | Disposed | 2310.5% (price as of 2026-08-21) |
| Dec. 7, 2007 | MSFT | S | 100,000 | $34.53 | $3,453,000 | 1,411,417 Direct | -6.62% | Disposed | 1296.1% (price as of 2026-08-21) |
| Dec. 6, 2007 | MSFT | S | 200,000 | $34.27 | $6,854,000 | 1,511,417 Direct | -11.69% | Disposed | 1306.7% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 700 | $25.66 | $17,962 | 1,493,040 Direct | -0.05% | Disposed | 3247.3% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 18,628 | $25.67 | $478,181 | 1,493,740 Direct | -1.23% | Disposed | 3246.0% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 4,700 | $25.68 | $120,696 | 1,512,368 Direct | -0.31% | Disposed | 3244.7% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 7,200 | $25.68 | $184,896 | 1,517,068 Direct | -0.47% | Disposed | 3244.7% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 8,000 | $25.70 | $205,600 | 1,524,268 Direct | -0.52% | Disposed | 3242.1% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 2,908 | $25.71 | $74,765 | 1,532,268 Direct | -0.19% | Disposed | 3240.8% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 21,075 | $25.72 | $542,049 | 1,535,176 Direct | -1.35% | Disposed | 3239.5% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 600 | $25.72 | $15,432 | 1,556,251 Direct | -0.04% | Disposed | 3239.5% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 1,600 | $25.73 | $41,168 | 1,556,851 Direct | -0.10% | Disposed | 3238.2% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 2,400 | $25.74 | $61,776 | 1,558,451 Direct | -0.15% | Disposed | 3236.9% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 6,200 | $25.75 | $159,650 | 1,560,851 Direct | -0.40% | Disposed | 3235.7% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 1,400 | $25.76 | $36,064 | 1,567,051 Direct | -0.09% | Disposed | 3234.4% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 30,940 | $25.77 | $797,324 | 1,568,451 Direct | -1.93% | Disposed | 3233.1% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 2,200 | $25.78 | $56,716 | 1,599,391 Direct | -0.14% | Disposed | 3231.8% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 6,389 | $25.78 | $164,708 | 1,601,591 Direct | -0.40% | Disposed | 3231.8% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 33,560 | $26.00 | $872,560 | 1,607,980 Direct | -2.04% | Disposed | 3203.6% (price as of 2026-08-21) |
| Nov. 30, 2007 | STX | S | 1,500 | $26.01 | $39,015 | 1,641,540 Direct | -0.09% | Disposed | 3202.3% (price as of 2026-08-21) |
| Feb. 28, 2007 | STX | S | 500 | $27.08 | $13,540 | 1,648,040 Direct | -0.03% | Disposed | 3071.8% (price as of 2026-08-21) |
| Feb. 28, 2007 | STX | S | 10,000 | $27.06 | $270,600 | 1,638,040 Direct | -0.61% | Disposed | 3074.2% (price as of 2026-08-21) |
| Feb. 28, 2007 | STX | S | 95,500 | $27.09 | $2,587,095 | 1,648,540 Direct | -5.48% | Disposed | 3070.7% (price as of 2026-08-21) |
| Feb. 28, 2007 | STX | S | 25,300 | $27.10 | $685,630 | 1,744,040 Direct | -1.43% | Disposed | 3069.5% (price as of 2026-08-21) |
| Feb. 28, 2007 | STX | S | 38,700 | $27.11 | $1,049,157 | 1,769,340 Direct | -2.14% | Disposed | 3068.3% (price as of 2026-08-21) |
| Dec. 4, 2006 | MSFT | S | 100,000 | $29.38 | $2,938,000 | 1,664,095 Direct | -5.67% | Disposed | 1540.9% (price as of 2026-08-21) |
| Dec. 1, 2006 | MSFT | S | 100,000 | $29.00 | $2,900,000 | 1,764,095 Direct | -5.36% | Disposed | 1562.4% (price as of 2026-08-21) |
| Nov. 6, 2006 | MSFT | S | 75,000 | $28.91 | $2,168,250 | 1,864,095 Direct | -3.87% | Disposed | 1567.6% (price as of 2026-08-21) |
| Nov. 6, 2006 | MSFT | S | 125,000 | $28.90 | $3,612,500 | 1,939,095 Direct | -6.06% | Disposed | 1568.1% (price as of 2026-08-21) |
Showing latest 100 of 143 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 |
|---|---|---|---|---|---|---|---|
| Feb. 13, 2013 | MSFT | Stock Option (right to buy) | Common Stock (22,222) | $24.17 | Feb. 13, 2013 | 22,222 | Disposed |
| Oct. 28, 2009 | STX | NQ Stock Option | Common Shares (10,000) | $14.82 | Oct. 28, 2016 | 10,000 | Acquired |
| Oct. 30, 2008 | STX | NQ Stock Option | Common Shares (10,000) | $6.52 | Oct. 30, 2015 | 10,000 | Acquired |
| Dec. 31, 2007 | MSFT | Stock Option (right to buy) | Common Stock (22,222) | $27.25 | Jan. 23, 2008 | 22,222 | Disposed |
| Dec. 31, 2007 | MSFT | Stock Option (right to buy) | Common Stock (44,444) | $14.75 | Jan. 2, 2008 | 44,444 | Disposed |
| Oct. 25, 2007 | STX | NQ Stock Option | Common Shares (10,000) | $26.46 | Oct. 25, 2014 | 10,000 | Acquired |
| Dec. 27, 2006 | MSFT | Stock Option (Right to Buy) | Common Stock (44,444) | $9.18 | Jan. 2, 2007 | 44,444 | Disposed |
| Oct. 26, 2006 | STX | NQ Stock Option | Common Shares (25,000) | $22.70 | Oct. 26, 2013 | 25,000 | Acquired |
| Dec. 30, 2005 | MSFT | Stock Option (right to buy) #065357 | Common Stock (88,889) | $5.05 | Jan. 2, 2006 | 88,889 | Disposed |
| Oct. 27, 2005 | STX | Stock Option (right to buy) | Common Shares (25,000) | $14.31 | Oct. 27, 2012 | 25,000 | Acquired |
| Jan. 3, 2005 | MSFT | Stock Option (Right to Buy) #047379 | Common Stock (88,889) | — | Jan. 3, 2005 | 88,889 | Disposed |
| Oct. 29, 2004 | STX | NQ Stock Option | Common Shares (25,000) | $12.62 | Oct. 29, 2011 | 25,000 | Acquired |
| Oct. 30, 2003 | STX | NQ Stock Option | Common Shares (25,000) | $24.38 | Oct. 30, 2013 | 25,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).