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WALKER THOMAS K
Insider
First SEC filing: May 22, 2007 · Latest: May 22, 2007
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 1, 2014 | DCH | A | 5,459 | · | · | 36,922 Direct | +17.35% | Acquired | (price as of 2026-10-02) |
| May 2, 2013 | DCH | A | 7,279 | · | · | 31,463 Direct | +30.10% | Acquired | (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 600 | $8.35 | $5,010 | 3,400 Indirect | +21.43% | Acquired | -32.9% (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 700 | $8.34 | $5,838 | 2,800 Indirect | +33.33% | Acquired | -32.9% (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 600 | $8.32 | $4,992 | 2,100 Indirect | +40.00% | Acquired | -32.7% (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 3 | $8.37 | $25 | 1,500 Indirect | +0.20% | Acquired | -33.1% (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 297 | $8.36 | $2,483 | 1,497 Indirect | +24.75% | Acquired | -33.0% (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 500 | $8.40 | $4,200 | 1,200 Indirect | +71.43% | Acquired | -33.3% (price as of 2026-10-02) |
| June 5, 2012 | DCH | P | 300 | $8.43 | $2,529 | 700 Indirect | +75.00% | Acquired | -33.6% (price as of 2026-10-02) |
| May 15, 2012 | DCH | A | 8,734 | · | · | 24,184 Direct | +56.53% | Acquired | (price as of 2026-10-02) |
| May 24, 2011 | DCH | P | 1,000 | $10.88 | $10,880 | 15,450 Direct | +6.92% | Acquired | -48.5% (price as of 2026-10-02) |
| May 24, 2011 | DCH | P | 600 | $10.86 | $6,516 | 14,450 Direct | +4.33% | Acquired | -48.4% (price as of 2026-10-02) |
| May 23, 2011 | DCH | P | 400 | $10.91 | $4,364 | 400 Indirect | · | Acquired | -48.7% (price as of 2026-10-02) |
| Feb. 20, 2009 | DCH | P | 5,000 | $0.78 | $3,900 | 18,850 Direct | +36.10% | Acquired | 617.9% (price as of 2026-10-02) |
| April 24, 2008 | DCH | A | 3,250 | · | · | 8,850 Direct | +58.04% | Acquired | (price as of 2026-10-02) |
| May 21, 2007 | DCH | M | 6,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 21, 2007 | DCH | S | 1,700 | $29.24 | $49,708 | 1,000 Direct | -62.96% | Disposed | -80.8% (price as of 2026-10-02) |
| May 21, 2007 | DCH | S | 500 | $29.23 | $14,615 | 2,700 Direct | -15.62% | Disposed | -80.8% (price as of 2026-10-02) |
| May 21, 2007 | DCH | S | 1,100 | $29.22 | $32,142 | 3,200 Direct | -25.58% | Disposed | -80.8% (price as of 2026-10-02) |
| May 21, 2007 | DCH | S | 600 | $29.21 | $17,526 | 4,300 Direct | -12.24% | Disposed | -80.8% (price as of 2026-10-02) |
| May 21, 2007 | DCH | S | 900 | $29.20 | $26,280 | 4,900 Direct | -15.52% | Disposed | -80.8% (price as of 2026-10-02) |
| May 21, 2007 | DCH | S | 1,200 | $29.19 | $35,028 | 5,800 Direct | -17.14% | Disposed | -80.8% (price as of 2026-10-02) |
| May 21, 2007 | DCH | M | 6,000 | $15.25 | $91,500 | 7,000 Direct | +600.00% | Acquired | -63.3% (price as of 2026-10-02) |
| April 26, 2007 | DCH | A | 2,200 | · | · | 5,600 Direct | +64.71% | Acquired | (price as of 2026-10-02) |
| April 27, 2006 | DCH | A | 2,400 | · | · | 3,400 Direct | +240.00% | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| May 21, 2007 | DCH | Employee Stock Option (right to buy) | Common Stock | $15.25 | May 4, 2010 | 6,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).