Michael A Reed
Insider
First SEC filing: Nov. 8, 2007 · Latest: Nov. 8, 2007
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 21, 2019 | CENTA | F | 4,254 | $25.33 | $107,754 | 109,121 Direct | -3.75% | Disposed | 69.1% (price as of 2026-10-05) |
| May 15, 2018 | CENTA | S | 10,033 | $37.60 | $377,241 | 113,375 Direct | -8.13% | Disposed | 13.9% (price as of 2026-10-05) |
| May 11, 2018 | CENTA | S | 16,365 | $36.50 | $597,322 | 123,408 Direct | -11.71% | Disposed | 17.3% (price as of 2026-10-05) |
| May 10, 2018 | CENTA | M | 12,500 | · | · | 25,000 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| May 10, 2018 | CENTA | M | 12,500 | · | · | 12,500 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| May 10, 2018 | CENTA | F | 7,818 | $36.15 | $282,621 | 139,773 Direct | -5.30% | Disposed | 18.5% (price as of 2026-10-05) |
| May 10, 2018 | CENTA | M | 12,500 | $13.82 | $172,750 | 147,591 Direct | +9.25% | Acquired | 209.9% (price as of 2026-10-05) |
| May 10, 2018 | CENTA | F | 7,149 | $36.15 | $258,436 | 135,091 Direct | -5.03% | Disposed | 18.5% (price as of 2026-10-05) |
| May 10, 2018 | CENTA | M | 12,500 | $10.63 | $132,875 | 142,240 Direct | +9.63% | Acquired | 302.9% (price as of 2026-10-05) |
| March 31, 2018 | CENTA | F | 1,015 | $38.90 | $39,484 | 129,740 Direct | -0.78% | Disposed | 10.1% (price as of 2026-10-05) |
| March 21, 2018 | CENTA | F | 4,253 | $39.32 | $167,228 | 130,755 Direct | -3.15% | Disposed | 8.9% (price as of 2026-10-05) |
| Aug. 7, 2017 | CENTA | S | 15,016 | $34.31 | $515,199 | 135,008 Direct | -10.01% | Disposed | 24.8% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | M | 6,250 | · | · | 37,500 Direct | -14.29% | Disposed | (price as of 2026-10-05) |
| May 12, 2017 | CENTA | M | 6,250 | · | · | 25,000 Direct | -20.00% | Disposed | (price as of 2026-10-05) |
| May 12, 2017 | CENTA | M | 6,250 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 12, 2017 | CENTA | S | 7,550 | $33.00 | $249,150 | 150,024 Direct | -4.79% | Disposed | 29.8% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | F | 4,127 | $33.33 | $137,553 | 157,574 Direct | -2.55% | Disposed | 28.5% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | M | 6,250 | $13.82 | $86,375 | 161,701 Direct | +4.02% | Acquired | 209.9% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | F | 3,780 | $33.33 | $125,987 | 155,451 Direct | -2.37% | Disposed | 28.5% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | M | 6,250 | $10.63 | $66,438 | 159,231 Direct | +4.09% | Acquired | 302.9% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | F | 3,323 | $33.33 | $110,756 | 152,981 Direct | -2.13% | Disposed | 28.5% (price as of 2026-10-05) |
| May 12, 2017 | CENTA | M | 6,250 | $6.43 | $40,188 | 156,304 Direct | +4.17% | Acquired | 566.0% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | M | 6,250 | · | · | 43,750 Direct | -12.50% | Disposed | (price as of 2026-10-05) |
| May 11, 2017 | CENTA | M | 6,250 | · | · | 31,250 Direct | -16.67% | Disposed | (price as of 2026-10-05) |
| May 11, 2017 | CENTA | M | 6,250 | · | · | 6,250 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| May 11, 2017 | CENTA | F | 4,138 | $33.10 | $136,968 | 150,054 Direct | -2.68% | Disposed | 29.4% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | M | 6,250 | $13.82 | $86,375 | 154,192 Direct | +4.22% | Acquired | 209.9% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | F | 3,788 | $33.10 | $125,383 | 147,942 Direct | -2.50% | Disposed | 29.4% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | M | 6,250 | $10.63 | $66,438 | 151,730 Direct | +4.30% | Acquired | 302.9% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | F | 3,328 | $33.10 | $110,157 | 145,480 Direct | -2.24% | Disposed | 29.4% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | M | 6,250 | $6.43 | $40,188 | 148,808 Direct | +4.38% | Acquired | 566.0% (price as of 2026-10-05) |
| May 11, 2017 | CENTA | S | 7,557 | $33.41 | $252,479 | 142,558 Direct | -5.03% | Disposed | 28.2% (price as of 2026-10-05) |
| March 31, 2017 | CENTA | F | 1,749 | $34.56 | $60,445 | 150,115 Direct | -1.15% | Disposed | 23.9% (price as of 2026-10-05) |
| Aug. 5, 2016 | CENTA | S | 4,545 | $26.50 | $120,442 | 2,990 Direct | -60.32% | Disposed | 61.6% (price as of 2026-10-05) |
| May 12, 2016 | CENTA | S | 18,538 | $18.27 | $338,689 | 151,864 Direct | -10.88% | Disposed | 134.4% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 12,500 | · | · | 37,500 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 12,500 | · | · | 12,500 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 12,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 11,200 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 9, 2016 | CENTA | S | 3,027 | $18.70 | $56,605 | 170,402 Direct | -1.75% | Disposed | 129.0% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | F | 8,549 | $18.82 | $160,892 | 173,429 Direct | -4.70% | Disposed | 127.6% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 12,500 | $10.63 | $132,875 | 181,978 Direct | +7.38% | Acquired | 302.9% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | F | 6,522 | $18.82 | $122,744 | 169,478 Direct | -3.71% | Disposed | 127.6% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 12,500 | $6.43 | $80,375 | 176,000 Direct | +7.65% | Acquired | 566.0% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | F | 8,023 | $18.82 | $150,993 | 163,500 Direct | -4.68% | Disposed | 127.6% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 12,500 | $9.54 | $119,250 | 171,523 Direct | +7.86% | Acquired | 348.9% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | F | 7,068 | $18.82 | $133,020 | 159,023 Direct | -4.26% | Disposed | 127.6% (price as of 2026-10-05) |
| May 9, 2016 | CENTA | M | 11,200 | $9.26 | $103,712 | 166,091 Direct | +7.23% | Acquired | 362.5% (price as of 2026-10-05) |
| March 31, 2016 | CENTA | F | 1,140 | $16.23 | $18,502 | 154,891 Direct | -0.73% | Disposed | 163.9% (price as of 2026-10-05) |
| Feb. 18, 2016 | CENTA | S | 18,161 | $14.32 | $260,066 | 156,031 Direct | -10.43% | Disposed | 199.1% (price as of 2026-10-05) |
| Feb. 16, 2016 | CENTA | M | 25,000 | · | · | 25,000 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Feb. 16, 2016 | CENTA | M | 37,500 | · | · | 12,500 Direct | -75.00% | Disposed | (price as of 2026-10-05) |
| Feb. 16, 2016 | CENTA | F | 15,234 | $13.91 | $211,905 | 174,192 Direct | -8.04% | Disposed | 207.9% (price as of 2026-10-05) |
| Feb. 16, 2016 | CENTA | M | 25,000 | $6.43 | $160,750 | 189,426 Direct | +15.20% | Acquired | 566.0% (price as of 2026-10-05) |
| Feb. 16, 2016 | CENTA | F | 29,236 | $13.91 | $406,673 | 164,426 Direct | -15.10% | Disposed | 207.9% (price as of 2026-10-05) |
| Feb. 16, 2016 | CENTA | M | 37,500 | $9.54 | $357,750 | 193,662 Direct | +24.01% | Acquired | 348.9% (price as of 2026-10-05) |
| Jan. 29, 2016 | CENTA | A | 50,000 | · | · | 50,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 20, 2015 | CENTA | M | 44,800 | · | · | 25,200 Direct | -64.00% | Disposed | (price as of 2026-10-05) |
| Aug. 20, 2015 | CENTA | F | 35,799 | $12.80 | $458,227 | 156,162 Direct | -18.65% | Disposed | 234.6% (price as of 2026-10-05) |
| Aug. 20, 2015 | CENTA | M | 44,800 | $9.26 | $414,848 | 191,961 Direct | +30.44% | Acquired | 362.5% (price as of 2026-10-05) |
| Aug. 7, 2015 | CENTA | M | 75,600 | · | · | 14,400 Direct | -84.00% | Disposed | (price as of 2026-10-05) |
| Aug. 7, 2015 | CENTA | F | 64,490 | $11.27 | $726,802 | 147,161 Direct | -30.47% | Disposed | 280.0% (price as of 2026-10-05) |
| Aug. 7, 2015 | CENTA | M | 75,600 | $8.99 | $679,644 | 211,651 Direct | +55.57% | Acquired | 376.4% (price as of 2026-10-05) |
| May 26, 2015 | CENTA | S | 10,000 | $10.02 | $100,200 | 136,051 Direct | -6.85% | Disposed | 327.4% (price as of 2026-10-05) |
| April 16, 2015 | CENTA | A | 50,000 | · | · | 50,000 Direct | · | Acquired | (price as of 2026-10-05) |
| March 31, 2015 | CENTA | F | 1,140 | $10.58 | $12,061 | 146,501 Direct | -0.77% | Disposed | 304.8% (price as of 2026-10-05) |
| Feb. 19, 2015 | CENTA | M | 69,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Feb. 19, 2015 | CENTA | F | 60,238 | $9.72 | $585,513 | 147,641 Direct | -28.98% | Disposed | 340.6% (price as of 2026-10-05) |
| Feb. 19, 2015 | CENTA | M | 69,000 | $8.00 | $552,000 | 207,879 Direct | +49.68% | Acquired | 435.3% (price as of 2026-10-05) |
| Sept. 12, 2014 | CENTA | A | 16,667 | · | · | 138,879 Direct | +13.64% | Acquired | (price as of 2026-10-05) |
| March 21, 2014 | CENTA | A | 52,400 | · | · | 122,212 Direct | +75.06% | Acquired | (price as of 2026-10-05) |
| Dec. 27, 2013 | CENTA | F | 2,550 | $6.74 | $17,187 | 69,812 Direct | -3.52% | Disposed | 535.4% (price as of 2026-10-05) |
| Dec. 27, 2013 | CENTA | A | 9,643 | · | · | 72,362 Direct | +15.37% | Acquired | (price as of 2026-10-05) |
| Dec. 23, 2013 | CENTA | M | 20,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 23, 2013 | CENTA | F | 15,272 | $6.78 | $103,544 | 62,719 Direct | -19.58% | Disposed | 531.6% (price as of 2026-10-05) |
| Dec. 23, 2013 | CENTA | M | 20,000 | $4.60 | $92,000 | 77,991 Direct | +34.49% | Acquired | 831.0% (price as of 2026-10-05) |
| Dec. 20, 2013 | CENTA | M | 20,000 | · | · | 20,000 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Dec. 20, 2013 | CENTA | F | 15,559 | $6.59 | $102,534 | 57,991 Direct | -21.15% | Disposed | 549.8% (price as of 2026-10-05) |
| Dec. 20, 2013 | CENTA | M | 20,000 | $4.60 | $92,000 | 73,550 Direct | +37.35% | Acquired | 831.0% (price as of 2026-10-05) |
| Aug. 26, 2013 | CENTA | M | 40,000 | · | · | 40,000 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Aug. 26, 2013 | CENTA | F | 30,963 | $6.64 | $205,594 | 53,550 Direct | -36.64% | Disposed | 545.0% (price as of 2026-10-05) |
| Aug. 26, 2013 | CENTA | M | 40,000 | $4.60 | $184,000 | 84,513 Direct | +89.86% | Acquired | 831.0% (price as of 2026-10-05) |
| Aug. 12, 2013 | CENTA | A | 50,000 | · | · | 50,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 20, 2012 | CENTA | M | 30,000 | · | · | 80,000 Direct | -27.27% | Disposed | (price as of 2026-10-05) |
| Aug. 20, 2012 | CENTA | F | 17,121 | $11.05 | $189,187 | 44,513 Direct | -27.78% | Disposed | 287.6% (price as of 2026-10-05) |
| Aug. 20, 2012 | CENTA | M 10b5-1 | 30,000 | $4.60 | $138,000 | 61,634 Direct | +94.83% | Acquired | 831.0% (price as of 2026-10-05) |
| May 25, 2012 | CENTA | S 10b5-1 | 10,000 | $9.28 | $92,800 | 31,634 Direct | -24.02% | Disposed | 361.5% (price as of 2026-10-05) |
| May 24, 2012 | CENTA | M | 10,000 | · | · | 110,000 Direct | -8.33% | Disposed | (price as of 2026-10-05) |
| May 24, 2012 | CENTA | F | 6,288 | $9.29 | $58,416 | 41,634 Direct | -13.12% | Disposed | 361.0% (price as of 2026-10-05) |
| May 24, 2012 | CENTA | M 10b5-1 | 10,000 | $4.60 | $46,000 | 47,922 Direct | +26.37% | Acquired | 831.0% (price as of 2026-10-05) |
| March 26, 2012 | CENTA | A | 50,000 | · | · | 50,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 14, 2012 | CENTA | F | 3,218 | $9.28 | $29,863 | 37,922 Direct | -7.82% | Disposed | 361.5% (price as of 2026-10-05) |
| Feb. 14, 2012 | CENTA | A | 11,422 | · | · | 41,140 Direct | +38.43% | Acquired | (price as of 2026-10-05) |
| Feb. 13, 2012 | CENTA | F | 1,226 | $9.43 | $11,561 | 29,718 Direct | -3.96% | Disposed | 354.1% (price as of 2026-10-05) |
| Feb. 13, 2012 | CENTA | F | 613 | $8.79 | $5,388 | 7,535 Direct | -7.52% | Disposed | 387.2% (price as of 2026-10-05) |
| April 13, 2011 | CENTA | A | 70,000 | · | · | 70,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 14, 2011 | CENTA | F | 1,226 | $9.50 | $11,647 | 30,944 Direct | -3.81% | Disposed | 350.8% (price as of 2026-10-05) |
| Feb. 14, 2011 | CENTA | F | 545 | $9.51 | $5,183 | 8,148 Direct | -6.27% | Disposed | 350.3% (price as of 2026-10-05) |
| June 4, 2010 | CENTA | A | 90,000 | · | · | 90,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 13, 2010 | CENTA | F | 1,215 | $8.99 | $10,923 | 32,170 Direct | -3.64% | Disposed | 376.4% (price as of 2026-10-05) |
Showing latest 100 of 107 transactions
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 10, 2018 | CENTA | Class A Common Stock | Class A Common Stock | $13.82 | Jan. 29, 2022 | 12,500 | Disposed |
| May 10, 2018 | CENTA | Class A Common Stock | Class A Common Stock | $10.63 | March 31, 2021 | 12,500 | Disposed |
| May 12, 2017 | CENTA | Class A Common Stock | Class A Common Stock | $13.82 | Jan. 29, 2022 | 6,250 | Disposed |
| May 12, 2017 | CENTA | Class A Common Stock | Class A Common Stock | $10.63 | March 31, 2021 | 6,250 | Disposed |
| May 12, 2017 | CENTA | Class A Common Stock | Class A Common Stock | $6.43 | March 31, 2019 | 6,250 | Disposed |
| May 11, 2017 | CENTA | Class A Common Stock | Class A Common Stock | $13.82 | Jan. 29, 2022 | 6,250 | Disposed |
| May 11, 2017 | CENTA | Class A Common Stock | Class A Common Stock | $10.63 | March 31, 2021 | 6,250 | Disposed |
| May 11, 2017 | CENTA | Class A Common Stock | Class A Common Stock | $6.43 | March 31, 2019 | 6,250 | Disposed |
| May 9, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $10.63 | March 31, 2021 | 12,500 | Disposed |
| May 9, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $6.43 | March 31, 2019 | 12,500 | Disposed |
| May 9, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $9.54 | March 26, 2018 | 12,500 | Disposed |
| May 9, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $9.26 | April 13, 2017 | 11,200 | Disposed |
| Feb. 16, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $6.43 | March 31, 2019 | 25,000 | Disposed |
| Feb. 16, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $9.54 | March 26, 2018 | 37,500 | Disposed |
| Jan. 29, 2016 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $13.82 | Jan. 29, 2022 | 50,000 | Acquired |
| Aug. 20, 2015 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $9.26 | April 13, 2017 | 44,800 | Disposed |
| Aug. 7, 2015 | CENTA | Stock Options (Right to Buy) | Class A Common Stock | $8.99 | June 4, 2016 | 75,600 | Disposed |
| April 16, 2015 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $10.63 | March 31, 2021 | 50,000 | Acquired |
| Feb. 19, 2015 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $8.00 | April 14, 2015 | 69,000 | Disposed |
| Dec. 23, 2013 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $4.60 | March 4, 2014 | 20,000 | Disposed |
| Dec. 20, 2013 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $4.60 | March 4, 2014 | 20,000 | Disposed |
| Aug. 26, 2013 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $4.60 | March 4, 2014 | 40,000 | Disposed |
| Aug. 12, 2013 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $6.43 | March 31, 2019 | 50,000 | Acquired |
| Aug. 20, 2012 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $4.60 | March 4, 2014 | 30,000 | Disposed |
| May 24, 2012 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $4.60 | March 4, 2014 | 10,000 | Disposed |
| March 26, 2012 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $9.54 | March 26, 2018 | 50,000 | Acquired |
| April 13, 2011 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $9.26 | April 13, 2017 | 70,000 | Acquired |
| June 4, 2010 | CENTA | Stock Option (Right to Buy) | Class A Common Stock | $8.99 | June 4, 2016 | 90,000 | Acquired |
| April 14, 2009 | CENTA | Stock Option (right to buy) | Class A Common Stock | $8.00 | April 14, 2015 | 75,000 | Acquired |
| March 4, 2008 | CENTA | Stock Option (right to buy) | Class A Common Stock | $4.60 | March 4, 2014 | 120,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 9 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 8, 2007 | CENTA | Common Stock | 10,000 | Direct |
| Nov. 8, 2007 | CENTA | Class A Common Stock | 20,000 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 15,000 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 5,500 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 7,000 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 30,000 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 11,000 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 14,000 | Direct |
| Nov. 8, 2007 | CENTA | Stock Option (right to buy) | 30,000 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2016 | $480,808 | · | · | · | · | · | $26,013 | $680,821 |
| 2015 | $446,154 | · | · | · | · | · | $24,337 | $597,991 |
| 2014 | $435,962 | $220,000 | · | · | · | · | $24,361 | $1,223,329 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.