John T Herron
Insider
First SEC filing: Dec. 18, 2012 · Latest: Dec. 18, 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 |
|---|---|---|---|---|---|---|---|---|---|
| May 7, 2026 | DUKU | A | 1,602 | $124.87 | $200,042 | 34,525 Direct | +4.87% | Acquired | -61.4% (price as of 2026-10-05) |
| Aug. 8, 2025 | DUKU | G | 400 | · | · | 33,723 Direct | -1.17% | Disposed | (price as of 2026-10-05) |
| Aug. 8, 2025 | DUKU | G | 400 | · | · | 33,323 Direct | -1.19% | Disposed | (price as of 2026-10-05) |
| Aug. 8, 2025 | DUKU | G | 400 | · | · | 32,923 Direct | -1.20% | Disposed | (price as of 2026-10-05) |
| May 1, 2025 | DUKU | A | 1,607 | $121.33 | $194,977 | 33,815 Direct | +4.99% | Acquired | -60.3% (price as of 2026-10-05) |
| May 22, 2024 | DUKU | G | 200 | · | · | 31,448 Direct | -0.63% | Disposed | (price as of 2026-10-05) |
| May 22, 2024 | DUKU | G | 200 | · | · | 31,248 Direct | -0.64% | Disposed | (price as of 2026-10-05) |
| May 22, 2024 | DUKU | G | 200 | · | · | 31,048 Direct | -0.64% | Disposed | (price as of 2026-10-05) |
| May 20, 2024 | DUKU | G | 1,697 | · | · | 31,648 Direct | -5.09% | Disposed | (price as of 2026-10-05) |
| May 9, 2024 | DUKU | A | 1,699 | $103.02 | $175,031 | 31,328 Direct | +5.73% | Acquired | -53.2% (price as of 2026-10-05) |
| May 4, 2023 | DUKU | A | 1,784 | $98.11 | $175,028 | 28,428 Direct | +6.70% | Acquired | -50.9% (price as of 2026-10-05) |
| May 20, 2022 | DUKU | G | 200 | · | · | 26,055 Direct | -0.76% | Disposed | (price as of 2026-10-05) |
| May 20, 2022 | DUKU | G | 200 | · | · | 25,855 Direct | -0.77% | Disposed | (price as of 2026-10-05) |
| May 20, 2022 | DUKU | G | 200 | · | · | 25,655 Direct | -0.77% | Disposed | (price as of 2026-10-05) |
| May 5, 2022 | DUKU | A | 1,590 | $110.05 | $174,980 | 26,255 Direct | +6.45% | Acquired | -56.2% (price as of 2026-10-05) |
| May 6, 2021 | DUKU | A | 1,591 | $100.54 | $159,959 | 23,758 Direct | +7.18% | Acquired | -52.0% (price as of 2026-10-05) |
| May 20, 2020 | DUKU | G | 200 | · | · | 21,633 Direct | -0.92% | Disposed | (price as of 2026-10-05) |
| May 20, 2020 | DUKU | G | 200 | · | · | 21,433 Direct | -0.92% | Disposed | (price as of 2026-10-05) |
| May 20, 2020 | DUKU | G | 200 | · | · | 21,233 Direct | -0.93% | Disposed | (price as of 2026-10-05) |
| May 7, 2020 | DUKU | A | 1,992 | $80.31 | $159,978 | 21,833 Direct | +10.04% | Acquired | -40.0% (price as of 2026-10-05) |
| May 2, 2019 | DUKU | A | 1,782 | $89.81 | $160,041 | 19,055 Direct | +10.32% | Acquired | -46.3% (price as of 2026-10-05) |
| May 17, 2018 | DUKU | G | 600 | · | · | 17,280 Direct | -3.36% | Disposed | (price as of 2026-10-05) |
| May 3, 2018 | DUKU | A | 2,006 | $79.76 | $159,999 | 17,701 Direct | +12.78% | Acquired | -39.5% (price as of 2026-10-05) |
| May 18, 2017 | DUKU | P | 15 | $83.33 | $1,250 | 15,221 Direct | +0.10% | Acquired | -42.1% (price as of 2026-10-05) |
| May 17, 2017 | DUKU | G | 600 | · | · | 15,206 Direct | -3.80% | Disposed | (price as of 2026-10-05) |
| May 4, 2017 | DUKU | A | 1,937 | $82.59 | $159,977 | 15,806 Direct | +13.97% | Acquired | -41.6% (price as of 2026-10-05) |
| May 5, 2016 | DUKU | A | 1,559 | $80.81 | $125,983 | 13,191 Direct | +13.40% | Acquired | -40.3% (price as of 2026-10-05) |
| May 7, 2015 | DUKU | A | 1,627 | $76.81 | $124,970 | 11,240 Direct | +16.92% | Acquired | -37.2% (price as of 2026-10-05) |
| May 1, 2014 | DUKU | A | 1,676 | $74.58 | $124,996 | 9,555 Direct | +21.27% | Acquired | -35.3% (price as of 2026-10-05) |
| Aug. 29, 2013 | DUKU | P | 5,900 | $65.77 | $388,043 | 7,879 Direct | +298.13% | Acquired | -26.7% (price as of 2026-10-05) |
| May 2, 2013 | DUKU | A | 307 | $69.25 | $21,260 | 1,979 Direct | +18.36% | Acquired | -30.4% (price as of 2026-10-05) |
| May 2, 2013 | DUKU | A | 1,672 | $74.78 | $125,032 | 1,672 Direct | · | Acquired | -35.5% (price as of 2026-10-05) |
| Dec. 17, 2012 | ETR | M | 2,050 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 17, 2012 | ETR | S 10b5-1 | 1,694 | $64.09 | $108,568 | 9,347 Direct | -15.34% | Disposed | 214.6% (price as of 2026-10-05) |
| Dec. 17, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 11,041 Direct | +22.80% | Acquired | 353.6% (price as of 2026-10-05) |
| Nov. 15, 2012 | ETR | M | 2,050 | · | · | 2,050 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Nov. 15, 2012 | ETR | S 10b5-1 | 1,692 | $63.52 | $107,476 | 8,936 Direct | -15.92% | Disposed | 217.4% (price as of 2026-10-05) |
| Nov. 15, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 10,628 Direct | +23.90% | Acquired | 353.6% (price as of 2026-10-05) |
| Oct. 15, 2012 | ETR | M | 2,050 | · | · | 4,100 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Oct. 15, 2012 | ETR | S 10b5-1 | 1,560 | $69.32 | $108,139 | 8,578 Direct | -15.39% | Disposed | 190.9% (price as of 2026-10-05) |
| Oct. 15, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 10,138 Direct | +25.35% | Acquired | 353.6% (price as of 2026-10-05) |
| Sept. 17, 2012 | ETR | M | 2,050 | · | · | 6,150 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| Sept. 17, 2012 | ETR | S 10b5-1 | 1,559 | $68.50 | $106,792 | 8,088 Direct | -16.16% | Disposed | 194.4% (price as of 2026-10-05) |
| Sept. 17, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 9,647 Direct | +26.98% | Acquired | 353.6% (price as of 2026-10-05) |
| Aug. 15, 2012 | ETR | M | 2,050 | · | · | 8,200 Direct | -20.00% | Disposed | (price as of 2026-10-05) |
| Aug. 15, 2012 | ETR | S 10b5-1 | 1,544 | $69.76 | $107,709 | 7,546 Direct | -16.99% | Disposed | 189.0% (price as of 2026-10-05) |
| Aug. 15, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 9,090 Direct | +29.12% | Acquired | 353.6% (price as of 2026-10-05) |
| July 16, 2012 | ETR | M | 2,050 | · | · | 10,250 Direct | -16.67% | Disposed | (price as of 2026-10-05) |
| July 16, 2012 | ETR | S 10b5-1 | 1,546 | $69.48 | $107,416 | 7,041 Direct | -18.00% | Disposed | 190.2% (price as of 2026-10-05) |
| July 16, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 8,587 Direct | +31.36% | Acquired | 353.6% (price as of 2026-10-05) |
| June 15, 2012 | ETR | M | 2,050 | · | · | 12,300 Direct | -14.29% | Disposed | (price as of 2026-10-05) |
| June 15, 2012 | ETR | S 10b5-1 | 1,589 | $66.32 | $105,382 | 6,537 Direct | -19.55% | Disposed | 204.0% (price as of 2026-10-05) |
| June 15, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 8,126 Direct | +33.74% | Acquired | 353.6% (price as of 2026-10-05) |
| May 15, 2012 | ETR | M | 2,050 | · | · | 14,350 Direct | -12.50% | Disposed | (price as of 2026-10-05) |
| May 15, 2012 | ETR | S 10b5-1 | 1,622 | $64.07 | $103,922 | 6,023 Direct | -21.22% | Disposed | 214.7% (price as of 2026-10-05) |
| May 15, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 7,645 Direct | +36.64% | Acquired | 353.6% (price as of 2026-10-05) |
| April 16, 2012 | ETR | M | 2,050 | · | · | 16,400 Direct | -11.11% | Disposed | (price as of 2026-10-05) |
| April 16, 2012 | ETR | S 10b5-1 | 1,598 | $66.08 | $105,596 | 5,595 Direct | -22.22% | Disposed | 205.1% (price as of 2026-10-05) |
| April 16, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 7,193 Direct | +39.86% | Acquired | 353.6% (price as of 2026-10-05) |
| March 15, 2012 | ETR | M | 2,050 | · | · | 18,450 Direct | -10.00% | Disposed | (price as of 2026-10-05) |
| March 15, 2012 | ETR | S | 1,569 | $67.81 | $106,394 | 5,143 Direct | -23.38% | Disposed | 197.4% (price as of 2026-10-05) |
| March 15, 2012 | ETR | M | 2,050 | $44.45 | $91,122 | 6,712 Direct | +43.97% | Acquired | 353.6% (price as of 2026-10-05) |
| Jan. 27, 2012 | ETR | F | 312 | $70.62 | $22,033 | 4,612 Direct | -6.34% | Disposed | 185.5% (price as of 2026-10-05) |
| Jan. 26, 2012 | ETR | A | 18,000 | · | · | 18,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 26, 2012 | ETR | A | 2,300 | · | · | 4,924 Direct | +87.65% | Acquired | (price as of 2026-10-05) |
| Jan. 27, 2011 | ETR | A | 15,300 | · | · | 15,300 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 27, 2011 | ETR | A | 2,500 | · | · | 2,500 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 28, 2010 | ETR | A | 30,000 | · | · | 30,000 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 |
|---|---|---|---|---|---|---|---|
| Dec. 17, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| Nov. 15, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| Oct. 15, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| Sept. 17, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| Aug. 15, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| July 16, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| June 15, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| May 15, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| April 16, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| March 15, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $44.45 | Jan. 30, 2013 | 2,050 | Disposed |
| Jan. 26, 2012 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $71.30 | Jan. 26, 2022 | 18,000 | Acquired |
| Jan. 27, 2011 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $72.79 | Jan. 27, 2021 | 15,300 | Acquired |
| Jan. 28, 2010 | ETR | Employee Stock Option (Right to Buy) | Common Stock | $77.10 | Jan. 28, 2020 | 30,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 20,500 | Direct |
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 18,000 | Direct |
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 20,000 | Direct |
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 15,000 | Direct |
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 16,500 | Direct |
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 11,000 | Direct |
| Dec. 14, 2009 | ETR | Employee Stock Option (Right to Buy) | 15,000 | Direct |