Michael T Brooks
CIK 1260288 · View on SEC EDGAR ↗
First SEC filing: April 3, 2012 · Latest: April 3, 2012
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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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 10, 2018 | MLAB | S | 2,700 | $195.39 | $527,553 | 27,750 Direct | -8.87% | Disposed | -41.3% (price as of 2026-08-19) |
| March 20, 2017 | MLAB | S | 2,000 | $122.94 | $245,880 | 28,900 Direct | -6.47% | Disposed | -6.7% (price as of 2026-08-19) |
| Dec. 6, 2012 | MLAB | S | 4,000 | $47.19 | $188,760 | 19,200 Direct | -17.24% | Disposed | 143.1% (price as of 2026-08-19) |
| Dec. 30, 2009 | MLAB | S | 10,000 | $23.10 | $231,000 | 19,200 Direct | -34.25% | Disposed | 396.5% (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 |
|---|---|---|---|---|---|---|---|
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (400) | $122.66 | May 5, 2019 | 400 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (90) | $142.40 | May 5, 2019 | 90 | Disposed |
| April 16, 2019 | MLAB | Non qualified stock option | Common Stock (1,000) | $29.20 | May 5, 2019 | 1,000 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (1,000) | $50.50 | May 5, 2019 | 1,000 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (1,000) | $51.85 | May 5, 2019 | 1,000 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (856) | $89.70 | May 5, 2019 | 856 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (68) | $58.51 | May 5, 2019 | 68 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Stock Option | Common Stock (753) | $70.56 | May 5, 2019 | 753 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock (600) | $97.78 | May 5, 2019 | 600 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock (360) | $142.40 | April 2, 2024 | 360 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock (400) | $97.78 | April 1, 2022 | 400 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock (567) | $70.56 | April 1, 2023 | 567 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock (52) | $58.51 | Oct. 2, 2022 | 52 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock (344) | $89.70 | April 1, 2022 | 344 | Disposed |
| April 4, 2019 | MLAB | Non Qualified Stock Option | Common Stock (600) | $122.66 | April 3, 2023 | 600 | Disposed |
| March 19, 2019 | MLAB | Non qualified stock option | Common Stock (2,400) | $16.60 | April 1, 2019 | 2,400 | Disposed |
| March 19, 2019 | MLAB | Non Qualified Stock Options | Common Stock (2,000) | $25.56 | April 1, 2020 | 2,000 | Disposed |
| April 2, 2018 | MLAB | Non-Qualified Stock Option | Common Stock (450) | $142.40 | April 2, 2024 | 450 | Acquired |
| March 16, 2018 | MLAB | Non qualified stock options | Common Stock (1,800) | $21.93 | April 1, 2018 | 1,800 | Disposed |
| April 3, 2017 | MLAB | Non-Qualified Stock Option | Common Stock (1,000) | $122.66 | April 3, 2023 | 1,000 | Acquired |
| April 3, 2017 | MLAB | Non-Qualified Stock Option | Common Stock (830) | $122.66 | April 3, 2023 | 830 | Acquired |
| April 1, 2016 | MLAB | Non Qualified Stock Option | Common Stock (1,000) | $97.78 | April 1, 2022 | 1,000 | Acquired |
| Dec. 15, 2015 | MLAB | Non qualified stock option | Common Stock (2,000) | $18.98 | May 11, 2017 | 2,000 | Disposed |
| April 1, 2015 | MLAB | Non-Qualified Stock Option | Common Stock (1,320) | $70.56 | April 1, 2023 | 1,320 | Acquired |
| Oct. 2, 2014 | MLAB | Non-Qualified Stock Option | Common Stock (120) | $58.51 | Oct. 2, 2022 | 120 | Acquired |
| April 1, 2014 | MLAB | Common Stock | Common Stock (1,200) | $89.70 | April 1, 2022 | 1,200 | Acquired |
| Dec. 17, 2013 | MLAB | Non-Qualified Stock Option | Common Stock (2,700) | $15.44 | March 20, 2016 | 2,700 | Disposed |
| April 1, 2013 | MLAB | Non-Qualified Stock Option | Common Stock (1,000) | $51.85 | April 1, 2023 | 1,000 | Acquired |
| Dec. 13, 2012 | MLAB | NQ Stock Option | Common Stock (4,000) | $10.00 | July 14, 2014 | 4,000 | Disposed |
| Dec. 13, 2012 | MLAB | NQ Stock Option | Common Stock (3,000) | $11.91 | June 14, 2015 | 3,000 | Disposed |
| April 2, 2012 | MLAB | Non-Qualified Stock Option | Common Stock (1,000) | $50.50 | April 2, 2022 | 1,000 | Acquired |
| April 6, 2011 | MLAB | NQ Stock Purchase Option | Common Stock (1,000) | $29.20 | April 6, 2021 | 1,000 | Acquired |
| April 1, 2010 | MLAB | NQ Stock Purchase Option | Common Stock (2,000) | $25.56 | April 1, 2020 | 2,000 | Acquired |
| April 1, 2009 | MLAB | NQ stock purchase option | Common Stock (2,400) | $16.60 | April 1, 2019 | 2,400 | Acquired |
| May 15, 2008 | MLAB | NQ Stock Purchase Option | Common Stock (4,000) | $5.91 | Oct. 16, 2012 | 4,000 | Disposed |
| April 1, 2008 | MLAB | NQ stock purchase option | Common Stock (1,800) | $21.93 | April 1, 2018 | 1,800 | Acquired |
| Nov. 28, 2006 | MLAB | Stock option right-to-buy | Common stock (4,000) | $5.50 | June 27, 2010 | 4,000 | Disposed |
| March 20, 2006 | MLAB | Non-statuatory purchase option | common stock (2,700) | $15.44 | March 20, 2016 | 2,700 | Acquired |
| Nov. 7, 2005 | MLAB | non statuatory purchase option | Common Stock (4,000) | $4.55 | July 1, 2011 | 4,000 | Disposed |
| June 14, 2005 | MLAB | NQ stock purchase option | common stock (3,000) | $11.91 | June 13, 2015 | 3,000 | Acquired |
| Nov. 19, 2004 | MLAB | non statuatory purchase option | common stock (4,000) | $3.75 | Nov. 4, 2009 | 4,000 | Disposed |
| Sept. 1, 2004 | MLAB | NQ stock purchase option | Common Stock (4,000) | $5.00 | March 31, 2009 | 4,000 | Disposed |
| July 14, 2004 | MLAB | Director stock option | common stock (4,000) | $10.00 | July 13, 2014 | 4,000 | Acquired |
| Nov. 12, 2003 | MLAB | stock purchase option | common stock (10,000) | $4.25 | Oct. 8, 2008 | 10,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).