Michael G Browning
Insider
First SEC filing: April 13, 2006 · Latest: April 13, 2006
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 |
|---|---|---|---|---|---|---|---|---|---|
| April 4, 2022 | DUKU | A | 403 | $111.79 | $45,051 | 114,909 Direct | +0.35% | Acquired | -56.9% (price as of 2026-10-05) |
| Dec. 13, 2021 | DUKU | A | 473 | $103.04 | $48,738 | 112,547 Direct | +0.42% | Acquired | -53.2% (price as of 2026-10-05) |
| Oct. 4, 2021 | DUKU | A | 484 | $100.76 | $48,768 | 112,094 Direct | +0.43% | Acquired | -52.1% (price as of 2026-10-05) |
| July 2, 2021 | DUKU | A | 490 | $99.51 | $48,760 | 110,586 Direct | +0.45% | Acquired | -51.5% (price as of 2026-10-05) |
| May 6, 2021 | DUKU | A | 1,591 | $100.54 | $159,959 | 109,060 Direct | +1.48% | Acquired | -52.0% (price as of 2026-10-05) |
| April 1, 2021 | DUKU | A | 610 | $96.28 | $58,731 | 108,137 Direct | +0.57% | Acquired | -49.9% (price as of 2026-10-05) |
| Dec. 18, 2020 | DUKU | A | 540 | $90.32 | $48,773 | 106,453 Direct | +0.51% | Acquired | -46.6% (price as of 2026-10-05) |
| Oct. 1, 2020 | DUKU | A | 623 | $90.05 | $56,101 | 104,255 Direct | +0.60% | Acquired | -46.5% (price as of 2026-10-05) |
| July 7, 2020 | DUKU | A | 557 | $80.82 | $45,017 | 102,630 Direct | +0.55% | Acquired | -40.3% (price as of 2026-10-05) |
| May 7, 2020 | DUKU | A | 1,992 | $80.31 | $159,978 | 100,950 Direct | +2.01% | Acquired | -40.0% (price as of 2026-10-05) |
| April 3, 2020 | DUKU | A | 592 | $76.02 | $45,004 | 99,008 Direct | +0.60% | Acquired | -36.6% (price as of 2026-10-05) |
| Dec. 16, 2019 | DUKU | A | 497 | $90.49 | $44,974 | 97,047 Direct | +0.51% | Acquired | -46.7% (price as of 2026-10-05) |
| Oct. 9, 2019 | DUKU | A | 469 | $96.03 | $45,038 | 95,492 Direct | +0.49% | Acquired | -49.8% (price as of 2026-10-05) |
| July 9, 2019 | DUKU | A | 503 | $89.40 | $44,968 | 94,170 Direct | +0.54% | Acquired | -46.1% (price as of 2026-10-05) |
| May 2, 2019 | DUKU | A | 1,782 | $89.81 | $160,041 | 92,698 Direct | +1.96% | Acquired | -46.3% (price as of 2026-10-05) |
| April 3, 2019 | DUKU | A | 507 | $88.85 | $45,047 | 90,920 Direct | +0.56% | Acquired | -45.7% (price as of 2026-10-05) |
| May 3, 2018 | DUKU | A | 2,006 | $79.76 | $159,999 | 24,539 Direct | +8.90% | Acquired | -39.5% (price as of 2026-10-05) |
| Dec. 14, 2017 | DUKU | A | 514 | $87.56 | $45,006 | 85,218 Direct | +0.61% | Acquired | -44.9% (price as of 2026-10-05) |
| Oct. 6, 2017 | DUKU | A | 534 | $84.29 | $45,011 | 84,234 Direct | +0.64% | Acquired | -42.8% (price as of 2026-10-05) |
| July 11, 2017 | DUKU | A | 587 | $83.18 | $48,827 | 82,856 Direct | +0.71% | Acquired | -42.0% (price as of 2026-10-05) |
| May 4, 2017 | DUKU | A | 1,937 | $82.59 | $159,977 | 81,475 Direct | +2.44% | Acquired | -41.6% (price as of 2026-10-05) |
| April 5, 2017 | DUKU | A | 618 | $82.87 | $51,214 | 79,538 Direct | +0.78% | Acquired | -41.8% (price as of 2026-10-05) |
| Dec. 20, 2016 | DUKU | A | 824 | $77.35 | $63,736 | 78,204 Direct | +1.06% | Acquired | -37.7% (price as of 2026-10-05) |
| Oct. 5, 2016 | DUKU | A | 587 | $77.09 | $45,252 | 76,535 Direct | +0.77% | Acquired | -37.4% (price as of 2026-10-05) |
| July 8, 2016 | DUKU | A | 626 | $86.01 | $53,842 | 75,024 Direct | +0.84% | Acquired | -43.9% (price as of 2026-10-05) |
| May 5, 2016 | DUKU | A | 1,559 | $80.18 | $125,001 | 73,724 Direct | +2.16% | Acquired | -39.9% (price as of 2026-10-05) |
| April 6, 2016 | DUKU | A | 662 | $79.36 | $52,536 | 72,172 Direct | +0.93% | Acquired | -39.2% (price as of 2026-10-05) |
| Dec. 17, 2015 | DUKU | A | 688 | $70.50 | $48,504 | 70,903 Direct | +0.98% | Acquired | -31.6% (price as of 2026-10-05) |
| Oct. 5, 2015 | DUKU | A | 527 | $73.08 | $38,513 | 69,355 Direct | +0.77% | Acquired | -34.0% (price as of 2026-10-05) |
| July 7, 2015 | DUKU | A | 478 | $75.27 | $35,979 | 67,995 Direct | +0.71% | Acquired | -35.9% (price as of 2026-10-05) |
| May 7, 2015 | DUKU | A | 1,627 | $76.81 | $124,970 | 66,785 Direct | +2.50% | Acquired | -37.2% (price as of 2026-10-05) |
| April 9, 2015 | DUKU | A | 549 | $77.01 | $42,278 | 65,687 Direct | +0.84% | Acquired | -37.4% (price as of 2026-10-05) |
| Dec. 22, 2014 | DUKU | A | 511 | $83.61 | $42,725 | 64,352 Direct | +0.80% | Acquired | -42.3% (price as of 2026-10-05) |
| Oct. 3, 2014 | DUKU | A | 476 | $75.17 | $35,781 | 63,270 Direct | +0.76% | Acquired | -35.9% (price as of 2026-10-05) |
| July 2, 2014 | DUKU | A | 523 | $72.22 | $37,771 | 62,259 Direct | +0.85% | Acquired | -33.2% (price as of 2026-10-05) |
| May 30, 2014 | DUKU | G | 14,190 | · | · | 22,533 Direct | -38.64% | Disposed | (price as of 2026-10-05) |
| May 1, 2014 | DUKU | A | 1,676 | $74.58 | $124,996 | 60,521 Direct | +2.85% | Acquired | -35.3% (price as of 2026-10-05) |
| April 4, 2014 | DUKU | A | 536 | $70.49 | $37,783 | 59,431 Direct | +0.91% | Acquired | -31.6% (price as of 2026-10-05) |
| May 29, 2013 | DUKU | G | 10,000 | · | · | 36,723 Direct | -21.40% | Disposed | (price as of 2026-10-05) |
| May 2, 2013 | DUKU | A | 1,672 | $74.78 | $125,032 | 46,723 Direct | +3.71% | Acquired | -35.5% (price as of 2026-10-05) |
| Aug. 28, 2012 | DUKU | A | 320 | $65.37 | $20,918 | 54,009 Direct | +0.60% | Acquired | -26.2% (price as of 2026-10-05) |
| May 3, 2012 | DUKU | A | 4,673 | $21.40 | $100,002 | 159,319 Direct | +3.02% | Acquired | 125.3% (price as of 2026-10-05) |
| Dec. 30, 2011 | DUKU | A | 1,568 | $22.00 | $34,496 | 152,857 Direct | +1.04% | Acquired | 119.2% (price as of 2026-10-05) |
| Sept. 30, 2011 | DUKU | A | 1,626 | $19.99 | $32,504 | 149,832 Direct | +1.10% | Acquired | 141.2% (price as of 2026-10-05) |
| June 30, 2011 | DUKU | A | 1,832 | $18.83 | $34,497 | 146,418 Direct | +1.27% | Acquired | 156.1% (price as of 2026-10-05) |
| May 5, 2011 | DUKU | A | 5,342 | $18.72 | $100,002 | 142,743 Direct | +3.89% | Acquired | 157.6% (price as of 2026-10-05) |
| March 31, 2011 | DUKU | A | 2,039 | $18.15 | $37,008 | 137,494 Direct | +1.51% | Acquired | 165.7% (price as of 2026-10-05) |
| Dec. 31, 2010 | DUKU | A | 2,695 | $17.81 | $47,998 | 133,748 Direct | +2.06% | Acquired | 170.7% (price as of 2026-10-05) |
| Sept. 30, 2010 | DUKU | A | 1,835 | $17.71 | $32,498 | 129,306 Direct | +1.44% | Acquired | 172.3% (price as of 2026-10-05) |
| June 30, 2010 | DUKU | A | 2,062 | $16.00 | $32,992 | 125,968 Direct | +1.66% | Acquired | 201.4% (price as of 2026-10-05) |
| May 6, 2010 | DUKU | A | 6,068 | $16.48 | $100,001 | 122,086 Direct | +5.23% | Acquired | 192.6% (price as of 2026-10-05) |
| March 31, 2010 | DUKU | A | 1,991 | $16.32 | $32,493 | 116,065 Direct | +1.75% | Acquired | 195.5% (price as of 2026-10-05) |
| Dec. 31, 2009 | DUKU | A | 2,295 | $17.21 | $39,497 | 112,366 Direct | +2.09% | Acquired | 180.2% (price as of 2026-10-05) |
| Sept. 30, 2009 | DUKU | A | 1,938 | $15.74 | $30,504 | 108,794 Direct | +1.81% | Acquired | 206.4% (price as of 2026-10-05) |
| June 30, 2009 | DUKU | A | 1,610 | $14.59 | $23,490 | 105,404 Direct | +1.55% | Acquired | 230.5% (price as of 2026-10-05) |
| May 7, 2009 | DUKU | A | 7,047 | $14.19 | $99,997 | 102,250 Direct | +7.40% | Acquired | 239.8% (price as of 2026-10-05) |
| March 31, 2009 | DUKU | A | 2,083 | $14.32 | $29,829 | 95,245 Direct | +2.24% | Acquired | 236.7% (price as of 2026-10-05) |
| Dec. 31, 2008 | DUKU | A | 2,165 | $15.01 | $32,497 | 91,554 Direct | +2.42% | Acquired | 221.3% (price as of 2026-10-05) |
| Sept. 30, 2008 | DUKU | A | 1,176 | $17.43 | $20,498 | 88,273 Direct | +1.35% | Acquired | 176.6% (price as of 2026-10-05) |
| June 30, 2008 | DUKU | A | 1,812 | $17.38 | $31,493 | 86,115 Direct | +2.15% | Acquired | 177.4% (price as of 2026-10-05) |
| May 8, 2008 | DUKU | A | 5,390 | $18.55 | $99,984 | 83,274 Direct | +6.92% | Acquired | 159.9% (price as of 2026-10-05) |
| March 31, 2008 | DUKU | A | 1,709 | · | · | 9,942 Direct | +20.76% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2007 | DUKU | A | 1,536 | · | · | 5,436 Direct | +39.38% | Acquired | (price as of 2026-10-05) |
| Sept. 28, 2007 | DUKU | A | 1,372 | · | · | 72,160 Direct | +1.94% | Acquired | (price as of 2026-10-05) |
| June 30, 2007 | DUKU | A | 1,339 | · | · | 70,788 Direct | +1.93% | Acquired | (price as of 2026-10-05) |
| May 10, 2007 | DUKU | A | 4,960 | $20.15 | $99,944 | 135,155 Direct | +3.81% | Acquired | 139.3% (price as of 2026-10-05) |
| April 3, 2007 | DUKU | M | 2,600 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| April 3, 2007 | DUKU | M | 2,600 | · | · | 68,718 Direct | +3.93% | Acquired | (price as of 2026-10-05) |
| March 30, 2007 | DUKU | A | 1,207 | · | · | 66,118 Direct | +1.86% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2006 | DUKU | A | 678 | $33.21 | $22,516 | 64,226 Direct | +1.07% | Acquired | 45.2% (price as of 2026-10-05) |
| Sept. 30, 2006 | DUKU | A | 613 | · | · | 62,942 Direct | +0.98% | Acquired | (price as of 2026-10-05) |
| June 30, 2006 | DUKU | A | 1,038 | $29.37 | $30,486 | 61,677 Direct | +1.71% | Acquired | 64.2% (price as of 2026-10-05) |
| June 1, 2006 | DUKU | S | 19,907 | $28.03 | $557,993 | 146,549 Direct | -11.96% | Disposed | 72.0% (price as of 2026-10-05) |
| May 31, 2006 | DUKU | S | 16,354 | $28.20 | $461,183 | 150,102 Direct | -9.82% | Disposed | 71.0% (price as of 2026-10-05) |
| May 31, 2006 | DUKU | M | 15,600 | $15.26 | $238,056 | 210,102 Direct | +8.02% | Acquired | 216.0% (price as of 2026-10-05) |
| May 31, 2006 | DUKU | G | 43,646 | · | · | 166,456 Direct | -20.77% | Disposed | (price as of 2026-10-05) |
| May 31, 2006 | DUKU | M | 15,600 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 16, 2006 | DUKU | M | 19,907 | · | · | 194,502 Direct | +11.40% | Acquired | (price as of 2026-10-05) |
| May 16, 2006 | DUKU | M | 19,907 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| May 11, 2006 | DUKU | A | 2,600 | · | · | 2,600 Direct | · | Acquired | (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 4, 2022 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 403 | Acquired |
| Dec. 13, 2021 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 473 | Acquired |
| Oct. 4, 2021 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 484 | Acquired |
| July 2, 2021 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 490 | Acquired |
| May 6, 2021 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,591 | Acquired |
| April 1, 2021 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 610 | Acquired |
| Dec. 18, 2020 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 540 | Acquired |
| Oct. 1, 2020 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 623 | Acquired |
| July 7, 2020 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 557 | Acquired |
| May 7, 2020 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,992 | Acquired |
| April 3, 2020 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 592 | Acquired |
| Dec. 16, 2019 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 497 | Acquired |
| Oct. 9, 2019 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 469 | Acquired |
| July 9, 2019 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 503 | Acquired |
| May 2, 2019 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,782 | Acquired |
| April 3, 2019 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 507 | Acquired |
| Dec. 14, 2017 | DUKU | Common Stock | Director Savings Plan Restricted Stock Unit Deferrals | · | · | 514 | Acquired |
| Oct. 6, 2017 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 534 | Acquired |
| July 11, 2017 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 587 | Acquired |
| May 4, 2017 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,937 | Acquired |
| April 5, 2017 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 618 | Acquired |
| Dec. 20, 2016 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 824 | Acquired |
| Oct. 5, 2016 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 587 | Acquired |
| July 8, 2016 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 626 | Acquired |
| May 5, 2016 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,559 | Acquired |
| April 6, 2016 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 662 | Acquired |
| Dec. 17, 2015 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 688 | Acquired |
| Oct. 5, 2015 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 527 | Acquired |
| July 7, 2015 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 478 | Acquired |
| May 7, 2015 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,627 | Acquired |
| April 9, 2015 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 549 | Acquired |
| Dec. 22, 2014 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 511 | Acquired |
| Oct. 3, 2014 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 476 | Acquired |
| July 2, 2014 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 523 | Acquired |
| May 1, 2014 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 1,676 | Acquired |
| April 4, 2014 | DUKU | Director Savings Plan Restricted Stock Unit Deferrals | Common Stock | · | · | 536 | Acquired |
| Aug. 28, 2012 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 320 | Acquired |
| May 3, 2012 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 4,673 | Acquired |
| Dec. 30, 2011 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,568 | Acquired |
| Sept. 30, 2011 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,626 | Acquired |
| June 30, 2011 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,832 | Acquired |
| May 5, 2011 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 5,342 | Acquired |
| March 31, 2011 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 2,039 | Acquired |
| Dec. 31, 2010 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 2,695 | Acquired |
| Sept. 30, 2010 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,835 | Acquired |
| June 30, 2010 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 2,062 | Acquired |
| May 6, 2010 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 6,068 | Acquired |
| March 31, 2010 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,991 | Acquired |
| Dec. 31, 2009 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 2,295 | Acquired |
| Sept. 30, 2009 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,938 | Acquired |
| June 30, 2009 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,610 | Acquired |
| May 7, 2009 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 7,047 | Acquired |
| March 31, 2009 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 2,083 | Acquired |
| Dec. 31, 2008 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 2,165 | Acquired |
| Sept. 30, 2008 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,176 | Acquired |
| June 30, 2008 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,812 | Acquired |
| May 8, 2008 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 5,390 | Acquired |
| March 31, 2008 | DUKU | Phantom Stock Director Savings Plan | Common Stock | · | · | 1,709 | Acquired |
| Dec. 31, 2007 | DUKU | Phantom Stock Dsp II | Common Stock | · | · | 1,536 | Acquired |
| Sept. 28, 2007 | DUKU | Phantom Stock | Common Stock | · | · | 1,372 | Acquired |
| June 30, 2007 | DUKU | Phantom Stock | Common Stock | · | · | 1,339 | Acquired |
| April 3, 2007 | DUKU | Phantom Stock | Common Stock | · | · | 2,600 | Disposed |
| April 3, 2007 | DUKU | Phantom Stock | Common Stock | · | · | 2,600 | Acquired |
| March 30, 2007 | DUKU | Phantom Stock | Common Stock | · | · | 1,207 | Acquired |
| Dec. 31, 2006 | DUKU | Phantom Stock | Common Stock | · | · | 678 | Acquired |
| Sept. 30, 2006 | DUKU | Phantom Stock | Common Stock | · | · | 613 | Acquired |
| June 30, 2006 | DUKU | Phantom Stock | Common Stock | · | · | 1,038 | Acquired |
| May 31, 2006 | DUKU | Stock Option (Right to buy) | Common Stock | $15.26 | Dec. 14, 2009 | 15,600 | Disposed |
| May 16, 2006 | DUKU | Phantom Stock | Common Stock | · | May 16, 2006 | 19,907 | Disposed |
| May 11, 2006 | DUKU | Phantom Stock | Common Stock | · | · | 2,600 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.