David W Nelson
CIK 1446734 · View on SEC EDGAR ↗
First SEC filing: Oct. 2, 2008 · Latest: Oct. 2, 2008
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 20, 2012 | SLSN | X | 1,000 | $0.33 | $330 | 3,684 Direct | +37.26% | Acquired | 197.0% (price as of 2026-08-20) |
| July 10, 2012 | SLSN | X | 2,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| July 10, 2012 | SLSN | X | 684 | $0.33 | $226 | 2,684 Direct | +34.20% | Acquired | 197.0% (price as of 2026-08-20) |
| July 10, 2012 | SLSN | X | 2,000 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| July 10, 2012 | SLSN | X | 684 | $0.33 | $226 | 2,684 Direct | +34.20% | Acquired | 197.0% (price as of 2026-08-20) |
| May 2, 2011 | SLSN | A | 48,000 | $1.26 | $60,480 | 48,000 Direct | — | Acquired | -22.2% (price as of 2026-08-20) |
| May 3, 2010 | SLSN | A | 27,000 | $1.70 | $45,900 | 27,000 Direct | — | Acquired | -42.4% (price as of 2026-08-20) |
| May 4, 2009 | SLSN | A | 30,000 | $1.02 | $30,600 | 30,000 Direct | — | Acquired | -3.9% (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 |
|---|---|---|---|---|---|---|---|
| July 10, 2012 | SLSN | Subscription Rights (right to buy) [F5] | Common Stock (684) | $0.33 | July 20, 2012 | 2,000 | Disposed |
| July 10, 2012 | SLSN | Subscription Rights (right to buy) [F5] | Common Stock (684) | $0.33 | July 20, 2012 | 2,000 | Disposed |
| May 2, 2011 | SLSN | Common Stock (right to buy) | Common Stock (48,000) | $1.26 | May 2, 2021 | 48,000 | Acquired |
| May 3, 2010 | SLSN | Common Stock (right to buy) | Common Stock (27,000) | $1.70 | May 3, 2020 | 27,000 | Acquired |
| May 4, 2009 | SLSN | Common Stock (right to buy) | Common Stock (30,000) | $1.02 | May 4, 2019 | 30,000 | 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 |
|---|---|---|---|---|
| Oct. 2, 2008 | SLSN | Common Stock | 2,000 | Direct |
| Oct. 2, 2008 | SLSN | Common Stock (right to buy)→ Common Stock (35,000) | 35,000 | Direct |
| Oct. 2, 2008 | SLSN | Common Stock (right to buy)→ Common Stock (15,000) | 15,000 | Direct |
| Oct. 2, 2008 | SLSN | Common Stock (right to buy)→ Common Stock (20,000) | 20,000 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2011 | $182,060 | $14,000 | — | — | — | — | $25,239 | $263,662 |
| 2010 | $180,431 | $30,000 | — | — | — | — | $15,154 | $259,285 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.