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David Dickerson
Insider
First SEC filing: May 2, 2013 · Latest: May 2, 2013
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 |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 9, 2015 | ZTR | P | 1,700 | $11.75 | $19,975 | 29,681 Direct | +6.08% | Acquired | -49.0% (price as of 2026-10-02) |
| March 24, 2015 | ZTR | P | 720 | $13.80 | $9,936 | 27,981 Direct | +2.64% | Acquired | -56.6% (price as of 2026-10-02) |
| April 23, 2014 | ZTR | P | 900 | $14.05 | $12,645 | 26,743 Direct | +3.48% | Acquired | -57.4% (price as of 2026-10-02) |
| Dec. 19, 2013 | ZTR | P | 8,100 | $13.74 | $111,294 | 25,183 Direct | +47.42% | Acquired | -56.4% (price as of 2026-10-02) |
| May 2, 2013 | ZTR | P | 4,000 | $13.02 | $52,080 | 16,223 Direct | +32.73% | Acquired | -54.0% (price as of 2026-10-02) |
| Dec. 14, 2012 | ZTR | P | 2,000 | $12.43 | $24,860 | 11,908 Direct | +20.19% | Acquired | -51.8% (price as of 2026-10-02) |
| May 18, 2011 | ZTR | P | 3,000 | $3.43 | $10,290 | 34,973 Direct | +9.38% | Acquired | -56.3% (price as of 2026-10-02) |
| Jan. 14, 2011 | ZTR | J | 5,102 | $3.34 | $17,041 | 31,095 Direct | +19.63% | Acquired | -55.2% (price as of 2026-10-02) |
| April 22, 2010 | ZTR | P | 2,300 | $3.92 | $9,016 | 23,826 Direct | +10.68% | Acquired | -61.8% (price as of 2026-10-02) |
| March 19, 2009 | ZTR | P | 3,200 | $3.10 | $9,920 | 19,152 Direct | +20.06% | Acquired | -51.7% (price as of 2026-10-02) |
| Oct. 8, 2008 | ZTR | P | 2,000 | $3.09 | $6,180 | 15,147 Direct | +15.21% | Acquired | -51.5% (price as of 2026-10-02) |
| March 6, 2008 | ZTR | P | 2,100 | $4.72 | $9,912 | 12,349 Direct | +20.49% | Acquired | -68.3% (price as of 2026-10-02) |
| May 25, 2007 | ZTR | J | 1,559 | $4.98 | $7,764 | 9,475 Direct | +19.69% | Acquired | -69.9% (price as of 2026-10-02) |
| May 2, 2006 | ZTR | P | 2,400 | $4.80 | $11,520 | 7,140 Direct | +50.63% | Acquired | -68.8% (price as of 2026-10-02) |
| May 25, 2005 | ZTR | P | 2,100 | $5.13 | $10,773 | 4,295 Direct | +95.67% | Acquired | -70.8% (price as of 2026-10-02) |
| April 20, 2004 | ZTR | P | 2,000 | $5.26 | $10,520 | 2,000 Direct | · | Acquired | -71.5% (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.