David B Mathis
CIK 1056015 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 22, 2004 · Latest: Oct. 22, 2004
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 38 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 7, 2010 | MOS | A | 1,381 | — | — | 1,381 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 2, 2010 | MOS | M | 1,624 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| Aug. 2, 2010 | MOS | M | 1,624 | — | — | 36,270 Direct | +4.69% | Acquired | (price as of 2026-08-19) |
| March 1, 2010 | MOS | M | 2,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| March 1, 2010 | MOS | M | 2,500 | $14.66 | $36,650 | 34,646 Direct | +7.78% | Acquired | 50.5% (price as of 2026-08-19) |
| Oct. 8, 2009 | MOS | A | 1,712 | — | — | 1,712 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 4, 2009 | MOS | M | 4,207 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| Aug. 4, 2009 | MOS | M | 4,207 | — | — | 32,146 Direct | +15.06% | Acquired | (price as of 2026-08-19) |
| April 15, 2009 | MOS | M | 2,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| April 15, 2009 | MOS | M | 2,500 | $22.66 | $56,650 | 27,939 Direct | +9.83% | Acquired | -2.6% (price as of 2026-08-19) |
| Oct. 9, 2008 | MOS | A | 2,327 | — | — | 2,327 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 1, 2008 | MOS | M | 3,470 | — | — | 25,439 Direct | +15.79% | Acquired | (price as of 2026-08-19) |
| Aug. 1, 2008 | MOS | M | 3,470 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| March 28, 2008 | MOS | M | 2,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| March 28, 2008 | MOS | M | 2,500 | $34.88 | $87,200 | 21,969 Direct | +12.84% | Acquired | -36.7% (price as of 2026-08-19) |
| Nov. 30, 2007 | MOS | M | 3,452 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| Nov. 30, 2007 | MOS | M | 3,452 | — | — | 19,469 Direct | +21.55% | Acquired | (price as of 2026-08-19) |
| Aug. 2, 2007 | MOS | A | 1,624 | — | — | 1,624 Direct | — | Acquired | (price as of 2026-08-19) |
| July 20, 2007 | MOS | M | 2,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| July 20, 2007 | MOS | M | 2,000 | $35.03 | $70,060 | 16,017 Direct | +14.27% | Acquired | -37.0% (price as of 2026-08-19) |
| Aug. 15, 2006 | MOS | M | 9,150 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| Aug. 15, 2006 | MOS | M | 2,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| Aug. 15, 2006 | MOS | M | 9,150 | $9.75 | $89,212 | 14,017 Direct | +188.00% | Acquired | 126.4% (price as of 2026-08-19) |
| Aug. 15, 2006 | MOS | M | 2,500 | $10.82 | $27,050 | 4,867 Direct | +105.62% | Acquired | 104.0% (price as of 2026-08-19) |
| Aug. 4, 2006 | MOS | A | 4,207 | — | — | 4,207 Direct | — | Acquired | (price as of 2026-08-19) |
| Aug. 1, 2005 | MOS | A | 3,470 | — | — | 3,470 Direct | — | Acquired | (price as of 2026-08-19) |
| Nov. 30, 2004 | MOS | A | 3,452 | — | — | 3,452 Direct | — | Acquired | (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 7,800 | $11.59 | $90,402 | 7,800 Direct | — | Acquired | 90.4% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 9,150 | $9.75 | $89,212 | 9,150 Direct | — | Acquired | 126.4% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 9,800 | $12.15 | $119,070 | 9,800 Direct | — | Acquired | 81.6% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,500 | $10.82 | $27,050 | 2,500 Direct | — | Acquired | 104.0% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,500 | $14.66 | $36,650 | 2,500 Direct | — | Acquired | 50.5% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,500 | $22.66 | $56,650 | 2,500 Direct | — | Acquired | -2.6% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,500 | $34.88 | $87,200 | 2,500 Direct | — | Acquired | -36.7% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,000 | $35.03 | $70,060 | 2,000 Direct | — | Acquired | -37.0% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,000 | $41.94 | $83,880 | 2,000 Direct | — | Acquired | -47.4% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,000 | $29.75 | $59,500 | 2,000 Direct | — | Acquired | -25.8% (price as of 2026-08-19) |
| Oct. 22, 2004 | MOS | A | 2,367 | — | — | 2,367 Direct | — | Acquired | (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| Oct. 7, 2010 | MOS | Restricted Stock Units | Common Stock (1,381) | — | — | 1,381 | Acquired |
| Aug. 2, 2010 | MOS | Restricted Stock Units | Common Stock (1,624) | — | — | 1,624 | Disposed |
| March 1, 2010 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $14.66 | April 25, 2010 | 2,500 | Disposed |
| Oct. 8, 2009 | MOS | Restricted Stock Units | Common Stock (1,712) | — | — | 1,712 | Acquired |
| Aug. 4, 2009 | MOS | Restricted Stock Units | Common Stock (4,207) | — | — | 4,207 | Disposed |
| April 15, 2009 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $22.66 | April 27, 2009 | 2,500 | Disposed |
| Oct. 9, 2008 | MOS | Restricted Stock Units | Common Stock (2,327) | — | — | 2,327 | Acquired |
| Aug. 1, 2008 | MOS | Restricted Stock Units | Common Stock (3,470) | — | — | 3,470 | Disposed |
| March 28, 2008 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $34.88 | May 12, 2008 | 2,500 | Disposed |
| Nov. 30, 2007 | MOS | Restricted Stock Units | Common Stock (3,452) | — | — | 3,452 | Disposed |
| Aug. 2, 2007 | MOS | Restricted Stock Units | Common Stock (1,624) | — | — | 1,624 | Acquired |
| July 20, 2007 | MOS | Stock Option (right to buy) | Common Stock (2,000) | $35.03 | Aug. 21, 2007 | 2,000 | Disposed |
| Aug. 15, 2006 | MOS | Stock Option (right to buy) | Common Stock (9,150) | $9.75 | May 16, 2013 | 9,150 | Disposed |
| Aug. 15, 2006 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $10.82 | May 11, 2011 | 2,500 | Disposed |
| Aug. 4, 2006 | MOS | Grant of Restricted Stock Units | Common Stock (4,207) | $0.00 | — | 4,207 | Acquired |
| Aug. 1, 2005 | MOS | Grant of Restricted Stock Units | Common Stock (3,470) | $0.00 | — | 3,470 | Acquired |
| Nov. 30, 2004 | MOS | Grant of Restricted Stock Units | Common Stock (3,452) | $0.00 | — | 3,452 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (7,800) | $11.59 | May 14, 2014 | 7,800 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (9,150) | $9.75 | May 16, 2013 | 9,150 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (9,800) | $12.15 | May 10, 2012 | 9,800 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $10.82 | May 11, 2011 | 2,500 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $14.66 | April 25, 2010 | 2,500 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $22.66 | April 27, 2009 | 2,500 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,500) | $34.88 | May 12, 2008 | 2,500 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,000) | $35.03 | Aug. 21, 2007 | 2,000 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,000) | $41.94 | Aug. 15, 2006 | 2,000 | Acquired |
| Oct. 22, 2004 | MOS | Stock Option (right to buy) | Common Stock (2,000) | $29.75 | Aug. 17, 2005 | 2,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 22, 2004 | MOS | Common Stock | 0 | Direct |