Charles S Kaufman
CIK 1325699 · View on SEC EDGAR ↗
First SEC filing: May 3, 2005 · Latest: May 3, 2005
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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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 26, 2011 | STAA | S | 900 | $8.19 | $7,371 | 33,500 Direct | -2.62% | Disposed | 183.3% (price as of 2026-08-21) |
| Aug. 26, 2011 | STAA | S | 1,100 | $8.19 | $9,009 | 34,400 Direct | -3.10% | Disposed | 183.3% (price as of 2026-08-21) |
| June 9, 2011 | STAA | S | 2,900 | $5.23 | $15,167 | 125,500 Direct | -2.26% | Disposed | 343.6% (price as of 2026-08-21) |
| June 9, 2011 | STAA | S | 100 | $5.40 | $540 | 128,400 Direct | -0.08% | Disposed | 329.6% (price as of 2026-08-21) |
| May 7, 2007 | STAA | P | 720 | $5.24 | $3,773 | 8,000 Direct | +9.89% | Acquired | 342.7% (price as of 2026-08-21) |
| May 7, 2007 | STAA | P | 7,280 | $5.25 | $38,220 | 7,280 Direct | — | Acquired | 341.9% (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 |
|---|---|---|---|---|---|---|---|
| March 15, 2011 | STAA | Common Stock | Common Stock (20,000) | $5.49 | March 14, 2021 | 20,000 | Acquired |
| Aug. 16, 2010 | STAA | Common Stock Options | Common Stock (5,000) | $4.69 | Aug. 15, 2020 | 5,000 | Acquired |
| May 15, 2008 | STAA | Common Stock Options | Common Stock (20,000) | $2.91 | May 14, 2018 | 20,000 | Acquired |
| April 2, 2007 | STAA | Common Stock Options | Common Stock (50,000) | $5.39 | April 27, 2015 | 20,000 | Acquired |
| April 28, 2005 | STAA | Common Stock Options | Common Stock (50,000) | $3.81 | April 27, 2015 | 50,000 | Acquired |
| April 28, 2005 | STAA | Common Stock Options | Common Stock (16,667) | $3.81 | April 27, 2015 | 16,667 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).