David J Kornder
CIK 1234633 · View on SEC EDGAR ↗
First SEC filing: June 13, 2007 · Latest: June 13, 2007
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
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. 19, 2016 | SD | A | 9,254 | — | — | 9,254 Direct | — | Acquired | (price as of 2026-08-20) |
| March 1, 2008 | GRBK | A | 50,000 | — | — | 50,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 19, 2007 | GRBK | A | 100,000 | — | — | 100,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 19, 2007 | GRBK | A | 22,059 | — | — | 22,059 Direct | — | Acquired | (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| March 1, 2008 | GRBK | Option to Buy | Common Stock, $0.01 per share (50,000) | $5.59 | Feb. 28, 2013 | 50,000 | Acquired |
| June 19, 2007 | GRBK | Option to Buy | Common stock, par value $0.01 per share (100,000) | $10.50 | — | 100,000 | 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.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 13, 2007 | GRBK | Class B Common Stock, par value $0.01 per share | 84,587 | Direct |
| June 13, 2007 | GRBK | Class B Common Stock, par value $0.01 per share | 18,707 | Indirect |
| June 13, 2007 | GRBK | Membership Units in BioFuel Energy, LLC→ Common Stock, par value $0.01 per share (84,587) | 84,587 | Direct |
| June 13, 2007 | GRBK | Membership Units in BioFuel Energy, LLC→ Common Stock, par value $0.01 per share (18,707) | 18,707 | Indirect |
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 |
|---|---|---|---|---|---|---|---|---|
| 2008 | $186,500 | — | $29,766 | $71,649 | — | — | — | $287,915 |
| 2007 | $216,346 | — | $540,641 | $78,524 | — | — | $16,760 | $852,271 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.