Michael T Brooks
Insider
First SEC filing: April 3, 2012 · Latest: April 3, 2012
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 13, 2019 | MLAB | G | 60 | · | · | 32,730 Direct | -0.18% | Disposed | (price as of 2026-10-05) |
| April 17, 2019 | MLAB | M | 90 | $142.40 | $12,816 | 32,790 Direct | +0.28% | Acquired | -4.6% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 400 | $122.66 | $49,064 | 32,700 Direct | +1.24% | Acquired | 10.7% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 400 | · | · | 2,413 Direct | -14.22% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 90 | · | · | 2,323 Direct | -3.73% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 1,000 | $29.20 | $29,200 | 33,300 Direct | +3.10% | Acquired | 365.2% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 1,000 | $50.50 | $50,500 | 34,300 Direct | +3.00% | Acquired | 169.0% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 1,000 | $51.85 | $51,850 | 35,300 Direct | +2.92% | Acquired | 162.0% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 856 | $89.70 | $76,783 | 36,156 Direct | +2.42% | Acquired | 51.4% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 68 | $58.51 | $3,979 | 36,224 Direct | +0.19% | Acquired | 132.1% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 1,000 | · | · | 7,090 Direct | -12.36% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 1,000 | · | · | 6,090 Direct | -14.10% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 1,000 | · | · | 5,090 Direct | -16.42% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 856 | · | · | 4,234 Direct | -16.82% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 68 | · | · | 4,166 Direct | -1.61% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 753 | $70.56 | $53,132 | 36,977 Direct | +2.08% | Acquired | 92.5% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | M | 600 | $97.78 | $58,668 | 37,577 Direct | +1.62% | Acquired | 38.9% (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 753 | · | · | 3,413 Direct | -18.07% | Disposed | (price as of 2026-10-05) |
| April 16, 2019 | MLAB | X | 600 | · | · | 2,813 Direct | -17.58% | Disposed | (price as of 2026-10-05) |
| April 5, 2019 | MLAB | H | 360 | · | · | 1,963 Direct | -15.50% | Disposed | (price as of 2026-10-05) |
| April 5, 2019 | MLAB | H | 400 | · | · | 963 Direct | -29.35% | Disposed | (price as of 2026-10-05) |
| April 5, 2019 | MLAB | H | 567 | · | · | 396 Direct | -58.88% | Disposed | (price as of 2026-10-05) |
| April 5, 2019 | MLAB | H | 52 | · | · | 344 Direct | -13.13% | Disposed | (price as of 2026-10-05) |
| April 5, 2019 | MLAB | H | 344 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 4, 2019 | MLAB | H | 600 | · | · | 1,363 Direct | -30.57% | Disposed | (price as of 2026-10-05) |
| March 19, 2019 | MLAB | M | 2,400 | $16.60 | $39,840 | 30,300 Direct | +8.60% | Acquired | 718.3% (price as of 2026-10-05) |
| March 19, 2019 | MLAB | M | 2,000 | $25.56 | $51,120 | 32,300 Direct | +6.60% | Acquired | 431.4% (price as of 2026-10-05) |
| March 19, 2019 | MLAB | X | 2,400 | · | · | 10,090 Direct | -19.22% | Disposed | (price as of 2026-10-05) |
| March 19, 2019 | MLAB | X | 2,000 | · | · | 8,090 Direct | -19.82% | Disposed | (price as of 2026-10-05) |
| Nov. 7, 2018 | MLAB | A | 150 | · | · | 27,900 Direct | +0.54% | Acquired | (price as of 2026-10-05) |
| Sept. 10, 2018 | MLAB | S | 2,700 | $195.39 | $527,553 | 27,750 Direct | -8.87% | Disposed | -30.5% (price as of 2026-10-05) |
| April 2, 2018 | MLAB | A | 150 | · | · | 30,450 Direct | +0.50% | Acquired | (price as of 2026-10-05) |
| April 2, 2018 | MLAB | A | 450 | · | · | 12,490 Direct | +3.74% | Acquired | (price as of 2026-10-05) |
| March 16, 2018 | MLAB | M | 1,800 | $21.93 | $39,474 | 30,300 Direct | +6.32% | Acquired | 519.4% (price as of 2026-10-05) |
| March 16, 2018 | MLAB | X | 1,800 | · | · | 12,040 Direct | -13.01% | Disposed | (price as of 2026-10-05) |
| Feb. 26, 2018 | MLAB | G | 400 | · | · | 28,500 Direct | -1.38% | Disposed | (price as of 2026-10-05) |
| April 3, 2017 | MLAB | A | 1,000 | · | · | 13,840 Direct | +7.79% | Acquired | (price as of 2026-10-05) |
| April 3, 2017 | MLAB | A | 830 | · | · | 13,670 Direct | +6.46% | Acquired | (price as of 2026-10-05) |
| March 20, 2017 | MLAB | S | 2,000 | $122.94 | $245,880 | 28,900 Direct | -6.47% | Disposed | 10.5% (price as of 2026-10-05) |
| April 1, 2016 | MLAB | A | 1,000 | · | · | 12,840 Direct | +8.45% | Acquired | (price as of 2026-10-05) |
| Dec. 15, 2015 | MLAB | M | 2,000 | $18.98 | $37,960 | 30,900 Direct | +6.92% | Acquired | 615.6% (price as of 2026-10-05) |
| Dec. 15, 2015 | MLAB | X | 2,000 | · | · | 11,840 Direct | -14.45% | Disposed | (price as of 2026-10-05) |
| April 1, 2015 | MLAB | A | 1,320 | · | · | 13,840 Direct | +10.54% | Acquired | (price as of 2026-10-05) |
| Oct. 2, 2014 | MLAB | A | 120 | · | · | 12,520 Direct | +0.97% | Acquired | (price as of 2026-10-05) |
| April 1, 2014 | MLAB | A | 1,200 | · | · | 12,400 Direct | +10.71% | Acquired | (price as of 2026-10-05) |
| Dec. 17, 2013 | MLAB | M | 2,700 | $15.44 | $41,688 | 28,900 Direct | +10.31% | Acquired | 779.7% (price as of 2026-10-05) |
| Dec. 17, 2013 | MLAB | X | 2,700 | · | · | 11,200 Direct | -19.42% | Disposed | (price as of 2026-10-05) |
| April 1, 2013 | MLAB | A | 1,000 | · | · | 13,900 Direct | +7.75% | Acquired | (price as of 2026-10-05) |
| Dec. 13, 2012 | MLAB | M | 4,000 | $10.00 | $40,000 | 23,200 Direct | +20.83% | Acquired | 1258.3% (price as of 2026-10-05) |
| Dec. 13, 2012 | MLAB | M | 3,000 | $11.91 | $35,730 | 26,200 Direct | +12.93% | Acquired | 1040.5% (price as of 2026-10-05) |
| Dec. 13, 2012 | MLAB | X | 4,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 13, 2012 | MLAB | X | 3,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 6, 2012 | MLAB | S | 4,000 | $47.19 | $188,760 | 19,200 Direct | -17.24% | Disposed | 187.8% (price as of 2026-10-05) |
| April 2, 2012 | MLAB | A | 1,000 | · | · | 1,000 Direct | · | Acquired | (price as of 2026-10-05) |
| April 6, 2011 | MLAB | X | 1,000 | · | · | 1,000 Direct | · | Acquired | (price as of 2026-10-05) |
| April 1, 2010 | MLAB | X | 2,000 | · | · | 2,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 30, 2009 | MLAB | S | 10,000 | $23.10 | $231,000 | 19,200 Direct | -34.25% | Disposed | 488.0% (price as of 2026-10-05) |
| April 1, 2009 | MLAB | X | 2,400 | $16.60 | $39,840 | 2,400 Direct | · | Acquired | 718.3% (price as of 2026-10-05) |
| May 15, 2008 | MLAB | F | 1,000 | $23.25 | $23,250 | 25,200 Direct | -3.82% | Disposed | 484.2% (price as of 2026-10-05) |
| May 15, 2008 | MLAB | M | 4,000 | $5.91 | $23,640 | 29,200 Direct | +15.87% | Acquired | 2198.3% (price as of 2026-10-05) |
| May 15, 2008 | MLAB | X | 4,000 | $23.25 | $93,000 | 0 Direct | -100.00% | Disposed | 484.2% (price as of 2026-10-05) |
| April 1, 2008 | MLAB | X | 1,800 | · | · | 1,800 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 28, 2006 | MLAB | F | 1,000 | $19.50 | $19,500 | 22,200 Direct | -4.31% | Disposed | 596.6% (price as of 2026-10-05) |
| Nov. 28, 2006 | MLAB | M | 4,000 | $5.50 | $22,000 | 26,200 Direct | +18.02% | Acquired | 2369.6% (price as of 2026-10-05) |
| Nov. 28, 2006 | MLAB | X | 4,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 20, 2006 | MLAB | A | 2,700 | · | · | 2,700 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 7, 2005 | MLAB | M | 4,000 | $4.55 | $18,200 | 23,200 Direct | +20.83% | Acquired | 2885.3% (price as of 2026-10-05) |
| Nov. 7, 2005 | MLAB | M | 4,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| June 14, 2005 | MLAB | A | 3,000 | · | · | 3,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Nov. 19, 2004 | MLAB | M | 4,000 | $3.75 | $15,000 | 19,200 Direct | +26.32% | Acquired | 3522.1% (price as of 2026-10-05) |
| Nov. 19, 2004 | MLAB | M | 4,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Sept. 1, 2004 | MLAB | M | 4,000 | $5.00 | $20,000 | 15,200 Direct | +35.71% | Acquired | 2616.6% (price as of 2026-10-05) |
| Sept. 1, 2004 | MLAB | M | 4,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| July 14, 2004 | MLAB | A | 4,000 | $10.00 | $40,000 | 4,000 Direct | · | Acquired | 1258.3% (price as of 2026-10-05) |
| Nov. 12, 2003 | MLAB | M | 10,000 | $4.25 | $42,500 | 11,200 Direct | +833.33% | Acquired | 3096.0% (price as of 2026-10-05) |
| Nov. 12, 2003 | MLAB | M | 10,000 | · | · | 24,000 Direct | -29.41% | Disposed | (price as of 2026-10-05) |
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 | $122.66 | May 5, 2019 | 400 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $142.40 | May 5, 2019 | 90 | Disposed |
| April 16, 2019 | MLAB | Non qualified stock option | Common Stock | $29.20 | May 5, 2019 | 1,000 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $50.50 | May 5, 2019 | 1,000 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $51.85 | May 5, 2019 | 1,000 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $89.70 | May 5, 2019 | 856 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $58.51 | May 5, 2019 | 68 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Stock Option | Common Stock | $70.56 | May 5, 2019 | 753 | Disposed |
| April 16, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $97.78 | May 5, 2019 | 600 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $142.40 | April 2, 2024 | 360 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $97.78 | April 1, 2022 | 400 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $70.56 | April 1, 2023 | 567 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $58.51 | Oct. 2, 2022 | 52 | Disposed |
| April 5, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $89.70 | April 1, 2022 | 344 | Disposed |
| April 4, 2019 | MLAB | Non Qualified Stock Option | Common Stock | $122.66 | April 3, 2023 | 600 | Disposed |
| March 19, 2019 | MLAB | Non qualified stock option | Common Stock | $16.60 | April 1, 2019 | 2,400 | Disposed |
| March 19, 2019 | MLAB | Non Qualified Stock Options | Common Stock | $25.56 | April 1, 2020 | 2,000 | Disposed |
| April 2, 2018 | MLAB | Non-Qualified Stock Option | Common Stock | $142.40 | April 2, 2024 | 450 | Acquired |
| March 16, 2018 | MLAB | Non qualified stock options | Common Stock | $21.93 | April 1, 2018 | 1,800 | Disposed |
| April 3, 2017 | MLAB | Non-Qualified Stock Option | Common Stock | $122.66 | April 3, 2023 | 1,000 | Acquired |
| April 3, 2017 | MLAB | Non-Qualified Stock Option | Common Stock | $122.66 | April 3, 2023 | 830 | Acquired |
| April 1, 2016 | MLAB | Non Qualified Stock Option | Common Stock | $97.78 | April 1, 2022 | 1,000 | Acquired |
| Dec. 15, 2015 | MLAB | Non qualified stock option | Common Stock | $18.98 | May 11, 2017 | 2,000 | Disposed |
| April 1, 2015 | MLAB | Non-Qualified Stock Option | Common Stock | $70.56 | April 1, 2023 | 1,320 | Acquired |
| Oct. 2, 2014 | MLAB | Non-Qualified Stock Option | Common Stock | $58.51 | Oct. 2, 2022 | 120 | Acquired |
| April 1, 2014 | MLAB | Common Stock | Common Stock | $89.70 | April 1, 2022 | 1,200 | Acquired |
| Dec. 17, 2013 | MLAB | Non-Qualified Stock Option | Common Stock | $15.44 | March 20, 2016 | 2,700 | Disposed |
| April 1, 2013 | MLAB | Non-Qualified Stock Option | Common Stock | $51.85 | April 1, 2023 | 1,000 | Acquired |
| Dec. 13, 2012 | MLAB | NQ Stock Option | Common Stock | $10.00 | July 14, 2014 | 4,000 | Disposed |
| Dec. 13, 2012 | MLAB | NQ Stock Option | Common Stock | $11.91 | June 14, 2015 | 3,000 | Disposed |
| April 2, 2012 | MLAB | Non-Qualified Stock Option | Common Stock | $50.50 | April 2, 2022 | 1,000 | Acquired |
| April 6, 2011 | MLAB | NQ Stock Purchase Option | Common Stock | $29.20 | April 6, 2021 | 1,000 | Acquired |
| April 1, 2010 | MLAB | NQ Stock Purchase Option | Common Stock | $25.56 | April 1, 2020 | 2,000 | Acquired |
| April 1, 2009 | MLAB | NQ stock purchase option | Common Stock | $16.60 | April 1, 2019 | 2,400 | Acquired |
| May 15, 2008 | MLAB | NQ Stock Purchase Option | Common Stock | $5.91 | Oct. 16, 2012 | 4,000 | Disposed |
| April 1, 2008 | MLAB | NQ stock purchase option | Common Stock | $21.93 | April 1, 2018 | 1,800 | Acquired |
| Nov. 28, 2006 | MLAB | Stock option right-to-buy | Common stock | $5.50 | June 27, 2010 | 4,000 | Disposed |
| March 20, 2006 | MLAB | Non-statuatory purchase option | common stock | $15.44 | March 20, 2016 | 2,700 | Acquired |
| Nov. 7, 2005 | MLAB | non statuatory purchase option | Common Stock | $4.55 | July 1, 2011 | 4,000 | Disposed |
| June 14, 2005 | MLAB | NQ stock purchase option | common stock | $11.91 | June 13, 2015 | 3,000 | Acquired |
| Nov. 19, 2004 | MLAB | non statuatory purchase option | common stock | $3.75 | Nov. 4, 2009 | 4,000 | Disposed |
| Sept. 1, 2004 | MLAB | NQ stock purchase option | Common Stock | $5.00 | March 31, 2009 | 4,000 | Disposed |
| July 14, 2004 | MLAB | Director stock option | common stock | $10.00 | July 13, 2014 | 4,000 | Acquired |
| Nov. 12, 2003 | MLAB | stock purchase option | common stock | $4.25 | Oct. 8, 2008 | 10,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).