Mark Wong
CIK 1424445 · View on SEC EDGAR ↗
First SEC filing: May 14, 2015 · Latest: May 14, 2015
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 9, 2015 | RKDA | M | 5,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-19) |
| Sept. 9, 2015 | RKDA | M | 5,000 | $0.44 | $2,200 | 5,000 Direct | — | Acquired | -99.9% (price as of 2026-08-19) |
| March 15, 2012 | GRBK | A | 177,000 | — | — | 712,216 Direct | +33.07% | Acquired | (price as of 2026-08-19) |
| March 15, 2011 | GRBK | A | 500,000 | — | — | 535,216 Direct | +1419.81% | Acquired | (price as of 2026-08-19) |
| Feb. 4, 2011 | GRBK | A | 25,216 | $0.56 | $14,121 | 35,216 Direct | +252.16% | Acquired | 877.3% (price as of 2026-08-19) |
| May 20, 2010 | GRBK | A | 2,500 | — | — | 10,000 Direct | +33.33% | Acquired | (price as of 2026-08-19) |
| May 20, 2010 | GRBK | A | 5,000 | — | — | 420,000 Direct | +1.20% | Acquired | (price as of 2026-08-19) |
| Dec. 14, 2009 | GRBK | A | 400,000 | — | — | 415,000 Direct | +2666.67% | Acquired | (price as of 2026-08-19) |
| May 21, 2009 | GRBK | A | 5,000 | — | — | 15,000 Direct | +50.00% | Acquired | (price as of 2026-08-19) |
| May 21, 2009 | GRBK | A | 2,500 | — | — | 7,500 Direct | +50.00% | Acquired | (price as of 2026-08-19) |
| May 15, 2008 | GRBK | A | 5,000 | — | — | 5,000 Direct | — | Acquired | (price as of 2026-08-19) |
| May 15, 2008 | GRBK | A | 2,500 | — | — | 5,000 Direct | +100.00% | 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 |
|---|---|---|---|---|---|---|---|
| Sept. 9, 2015 | RKDA | Employee Stock Option (right to buy) | Common Stock (5,000) | $0.44 | Dec. 31, 2015 | 5,000 | Disposed |
| May 20, 2010 | GRBK | Option to Buy | Common Stock (5,000) | $1.72 | May 20, 2015 | 5,000 | Acquired |
| Dec. 14, 2009 | GRBK | Option to Buy | Common Stock, par value $0.01 per share (400,000) | $3.19 | Dec. 14, 2014 | 400,000 | Acquired |
| May 21, 2009 | GRBK | Option to buy | Common stock, par value $0.01 per share (5,000) | $0.73 | May 20, 2014 | 5,000 | Acquired |
| May 15, 2008 | GRBK | Option to buy | Common Stock, par value $0.01 per share (5,000) | $3.55 | May 15, 2013 | 5,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 8 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 14, 2015 | RKDA | Common Stock | 0 | Direct |
| May 14, 2015 | RKDA | Employee Stock Option (right to buy)→ Common Stock (5,000) | 5,000 | Direct |
| May 14, 2015 | RKDA | Employee Stock Option (right to buy)→ Common Stock (10,000) | 10,000 | Direct |
| May 14, 2015 | RKDA | Employee Stock Option (right to buy)→ Common Stock (5,000) | 5,000 | Direct |
| May 14, 2015 | RKDA | Employee Stock Option (right to buy)→ Common Stock (30,000) | 30,000 | Direct |
| May 14, 2015 | RKDA | Employee Stock Option (right to buy)→ Common Stock (5,000) | 5,000 | Direct |
| Jan. 18, 2008 | GRBK | Common stock, par value $0.01 per share | 2,500 | Direct |
| Jan. 18, 2008 | GRBK | Option to buy→ Common stock, par value $0.01 per share (5,000) | 5,000 | Direct |
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 |
|---|---|---|---|---|---|---|---|---|
| 2016 | $36,000 | — | — | — | — | — | — | $36,000 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.