Valerie D Riddle
CIK 1409487 · View on SEC EDGAR ↗
First SEC filing: Aug. 17, 2007 · Latest: Aug. 17, 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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 31, 2011 | ALT | S 10b5-1 | 5,354 | $4.01 | $21,470 | 44,436 Direct | -10.75% | Disposed | -97.5% (price as of 2026-08-21) |
| May 31, 2011 | ALT | S 10b5-1 | 3,438 | $4.00 | $13,752 | 49,790 Direct | -6.46% | Disposed | -97.5% (price as of 2026-08-21) |
| May 25, 2011 | ALT | S 10b5-1 | 4,775 | $3.75 | $17,906 | 49,790 Direct | -8.75% | Disposed | -97.3% (price as of 2026-08-21) |
| May 23, 2011 | ALT | S 10b5-1 | 5,353 | $3.63 | $19,431 | 49,790 Direct | -9.71% | Disposed | -97.2% (price as of 2026-08-21) |
| May 23, 2011 | ALT | S 10b5-1 | 3,438 | $3.68 | $12,652 | 53,323 Direct | -6.06% | Disposed | -97.3% (price as of 2026-08-21) |
| Oct. 2, 2007 | ALT | P | 200,000 | — | — | 200,000 Direct | — | Acquired | (price as of 2026-08-21) |
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 31, 2011 | ALT | Option to purchase | Common Stock (3,438) | $2.46 | Jan. 21, 2019 | 3,438 | Disposed |
| May 25, 2011 | ALT | Option to purchase | Common Stock (4,775) | $2.96 | Oct. 14, 2013 | 4,775 | Disposed |
| May 23, 2011 | ALT | Option to purchase | Common Stock (3,438) | $2.46 | Jan. 21, 2019 | 3,438 | Disposed |
| Dec. 13, 2010 | ALT | Stock Options (right to buy) | Common Stock (37,500) | $3.60 | Dec. 13, 2020 | 37,500 | Acquired |
| May 6, 2010 | ALT | Stock Options (right to buy) | Common Stock (75,000) | $1.38 | May 6, 2020 | 75,000 | Acquired |
| Jan. 21, 2009 | ALT | Stock Option (right to buy) | Common Stock (27,503) | $2.46 | Jan. 21, 2019 | 27,503 | Acquired |
| Oct. 2, 2007 | ALT | Stock Option (right to buy) | Common Stock (200,000) | $5.20 | Oct. 2, 2017 | 200,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Aug. 17, 2007 | ALT | Common Stock, $0.0001 par value per share | — | Direct |
| Aug. 17, 2007 | ALT | Stock Option (right to buy)→ Common Stock (4,764) | 4,764 | Direct |
| Aug. 17, 2007 | ALT | Stock Option (right to buy)→ Common Stock (7,925) | 7,925 | Direct |
| Aug. 17, 2007 | ALT | Stock Option (right to buy)→ Common Stock (3,162) | 3,162 | Direct |
| Aug. 17, 2007 | ALT | Stock Option (right to buy)→ Common Stock (2,038) | 2,038 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
ALT
M.D. Vice President, Medical Director| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2007 | — | — | — | — | — | — | — | — |
| 2006 | $233,955 | — | — | $4,007 | — | — | — | $237,962 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.