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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview
Overview of all insider trading transactions in US Ecology Holdings, Inc.. Get notifications about new insider transactions in US Ecology Holdings, Inc. for free.
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| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 9.20 | 10,000 | 92,000 | 2,989,601 | 3 M to 3 M (+0.34 %) |
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 2.60 | 10,000 | 26,000 | 2,989,601 | 3 M to 3 M (+0.34 %) |
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 2.42 | 10,000 | 24,200 | 2,989,601 | 3 M to 3 M (+0.34 %) |
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 3.75 | 10,000 | 37,500 | 2,989,601 | 3 M to 3 M (+0.34 %) |
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 2.13 | 10,000 | 21,250 | 2,989,601 | 3 M to 3 M (+0.34 %) |
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 1.47 | 10,000 | 14,690 | 2,989,601 | 3 M to 3 M (+0.34 %) |
| Jun 21 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | M | 2.25 | 7,500 | 16,875 | 2,989,601 | 3 M to 3 M (+0.25 %) |
| Jun 06 2005 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Option Exercise | M | 3.00 | 13,187 | 39,561 | 13,187 | |
| Jun 06 2005 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Buy | M | 3.00 | 13,187 | 39,561 | 39,560 | 26.4 K to 39.6 K (+50.00 %) |
| May 31 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Grant | A | 12.10 | 2,100 | 25,410 | 2,922,101 | 2.9 M to 2.9 M (+0.07 %) |
| May 31 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Grant | A | 12.10 | 2,100 | 25,410 | 2,469,966 | 2.5 M to 2.5 M (+0.09 %) |
| May 31 2005 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Grant | A | 12.10 | 2,100 | 25,410 | 8,100 | 6 K to 8.1 K (+35.00 %) |
| May 31 2005 | ECOL | US ECOLOGY, INC. | RIAZZI RICHARD | Director | Grant | A | 12.10 | 2,100 | 25,410 | 2,100 | 0 to 2.1 K |
| May 31 2005 | ECOL | US ECOLOGY, INC. | LEUNG KENNETH | Director | Grant | A | 12.10 | 2,100 | 25,410 | 3,100 | 1,000 to 3.1 K (+210.00 %) |
| May 31 2005 | ECOL | US ECOLOGY, INC. | Swope Richard T | Director | Grant | A | 12.10 | 2,100 | 25,410 | 2,100 | 0 to 2.1 K |
| May 24 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 6.50 | 8,000 | 52,000 | 13,099 | |
| May 24 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 4.50 | 8,000 | 36,000 | 10,462 | |
| May 24 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 4.50 | 4,000 | 18,000 | 10,462 | |
| May 24 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 6.50 | 8,000 | 52,000 | 60,000 | 52 K to 60 K (+15.38 %) |
| May 24 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 4.50 | 8,000 | 36,000 | 60,000 | 52 K to 60 K (+15.38 %) |
| May 24 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 4.50 | 4,000 | 18,000 | 60,000 | 56 K to 60 K (+7.14 %) |
| May 16 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 4.50 | 8,000 | 36,000 | 22,462 | |
| May 16 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 4.50 | 8,000 | 36,000 | 40,000 | 32 K to 40 K (+25.00 %) |
| May 10 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 4.50 | 8,000 | 36,000 | 30,462 | |
| May 10 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 4.50 | 8,000 | 36,000 | 32,000 | 24 K to 32 K (+33.33 %) |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | J | 11.85 | 338 | 4,005 | 2,920,001 | 2.9 M to 2.9 M (+0.01 %) |
| Apr 26 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 3.00 | 8,000 | 24,000 | 8,967 | |
| Apr 26 2005 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 3.00 | 8,000 | 24,000 | 24,000 | 16 K to 24 K (+50.00 %) |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Option Exercise | M | 9.20 | 10,000 | 92,000 | 0 | |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Option Exercise | M | 3.92 | 6,000 | 23,520 | 0 | |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Option Exercise | M | 4.00 | 10,000 | 40,000 | 0 | |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Buy | M | 9.20 | 10,000 | 92,000 | 2,467,866 | 2.5 M to 2.5 M (+0.41 %) |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Buy | M | 3.92 | 6,000 | 23,520 | 2,467,866 | 2.5 M to 2.5 M (+0.24 %) |
| Apr 08 2005 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Buy | M | 4.00 | 10,000 | 40,000 | 2,467,866 | 2.5 M to 2.5 M (+0.41 %) |
| Jan 03 2005 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | J | 11.97 | 334 | 3,998 | 2,919,663 | 2.9 M to 2.9 M (+0.01 %) |
| Dec 16 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Sell | S | 11.53 | 10,000 | 115,335 | 46,200 | 56.2 K to 46.2 K (-17.79 %) |
| Nov 16 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Option Exercise | M | 2.60 | 10,000 | 26,000 | 0 | ||
| Nov 16 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Option Exercise | M | 3.92 | 7,500 | 29,400 | 0 | ||
| Nov 16 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Buy | M | 2.60 | 10,000 | 26,000 | 17,548 | 7.5 K to 17.5 K (+132.49 %) | |
| Nov 16 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Buy | M | 3.92 | 7,500 | 29,400 | 17,548 | 10 K to 17.5 K (+74.64 %) | |
| Oct 26 2004 | ECOL | US ECOLOGY, INC. | SCHUTT STEPHEN M | Director | Sell | S | 11.00 | 7,500 | 82,500 | 0 | 7.5 K to 0 (-100.00 %) |
| Oct 20 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 777 | 8,741 | 48 | 825 to 48 (-94.18 %) | |
| Oct 20 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 9,966 | 112,118 | 48 | 10 K to 48 (-99.52 %) | |
| Oct 20 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 28,000 | 315,000 | 0 | 28 K to 0 (-100.00 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.10 | 2,900 | 32,190 | 10,791 | 13.7 K to 10.8 K (-21.18 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.05 | 5,586 | 61,725 | 10,791 | 16.4 K to 10.8 K (-34.11 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 2,757 | 31,016 | 10,791 | 13.5 K to 10.8 K (-20.35 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.15 | 9,400 | 104,810 | 10,791 | 20.2 K to 10.8 K (-46.56 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.10 | 2,400 | 26,640 | 10,791 | 13.2 K to 10.8 K (-18.19 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.09 | 700 | 7,763 | 10,791 | 11.5 K to 10.8 K (-6.09 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.08 | 3,000 | 33,240 | 10,791 | 13.8 K to 10.8 K (-21.75 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.05 | 9,100 | 100,555 | 10,791 | 19.9 K to 10.8 K (-45.75 %) | |
| Oct 19 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 743 | 8,359 | 28,800 | 29.5 K to 28.8 K (-2.51 %) | |
| Oct 07 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 27,467 | 309,004 | 29,633 | 57.1 K to 29.6 K (-48.10 %) | |
| Oct 07 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Sell | S | 11.25 | 2,100 | 23,625 | 46,634 | 48.7 K to 46.6 K (-4.31 %) | |
| Sep 28 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Option Exercise | M | 3.00 | 26,373 | 79,119 | 26,374 | |
| Sep 28 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Buy | M | 3.00 | 26,373 | 79,119 | 26,373 | 0 to 26.4 K |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Option Exercise | M | 3.50 | 10,000 | 35,000 | 0 | |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Option Exercise | M | 3.00 | 10,000 | 30,000 | 0 | |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Option Exercise | M | 1.90 | 20,000 | 38,000 | 0 | |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Buy | M | 3.50 | 10,000 | 35,000 | 56,200 | 46.2 K to 56.2 K (+21.65 %) |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Buy | M | 3.00 | 10,000 | 30,000 | 56,200 | 46.2 K to 56.2 K (+21.65 %) |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Buy | M | 1.90 | 20,000 | 38,000 | 56,200 | 36.2 K to 56.2 K (+55.25 %) |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Option Exercise | M | 3.00 | 16,000 | 48,000 | 16,967 | |
| Sep 15 2004 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Buy | M | 3.00 | 16,000 | 48,000 | 16,000 | 0 to 16 K |
| Jul 01 2004 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Sell | S | 10.88 | 500,000 | 5,437,500 | 2,441,866 | 2.9 M to 2.4 M (-17.00 %) |
| Aug 12 2004 | ECOL | US ECOLOGY, INC. | SCHUTT STEPHEN M | Director | Option Exercise | M | 2.60 | 7,500 | 19,500 | 10,000 | |
| Aug 12 2004 | ECOL | US ECOLOGY, INC. | SCHUTT STEPHEN M | Director | Buy | M | 2.60 | 7,500 | 19,500 | 7,500 | 0 to 7.5 K |
| Jun 30 2004 | ECOL | US ECOLOGY, INC. | ROSS JIMMY D | Director | Buy | J | 11.98 | 152 | 1,821 | 152 | 0 to 152 |
| Jun 30 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Buy | J | 11.98 | 182 | 2,180 | 48,734 | 48.6 K to 48.7 K (+0.37 %) | |
| Jun 30 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | J | 11.98 | 334 | 4,001 | 2,918,917 | 2.9 M to 2.9 M (+0.01 %) |
| Jun 30 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Sell | S | 10.88 | 500,000 | 5,437,500 | 2,918,917 | 3.4 M to 2.9 M (-14.62 %) |
| May 27 2004 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Option Exercise | J | 10.13 | 10,000 | 101,250 | 26,000 | |
| May 24 2004 | ECOL | US ECOLOGY, INC. | SCHUTT STEPHEN M | Director | Option Exercise | A | 9.20 | 10,000 | 92,000 | 17,500 | |
| May 24 2004 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Option Exercise | A | 9.20 | 10,000 | 92,000 | 33,500 | |
| May 24 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Option Exercise | A | 9.20 | 10,000 | 92,000 | 67,500 | |
| May 24 2004 | ECOL | US ECOLOGY, INC. | ROSS JIMMY D | Director | Option Exercise | A | 9.20 | 7,500 | 69,000 | 7,500 | |
| May 24 2004 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Option Exercise | A | 9.20 | 10,000 | 92,000 | 27,500 | |
| May 24 2004 | ECOL | US ECOLOGY, INC. | ANDERSON DAVID B | Director | Option Exercise | A | 9.20 | 10,000 | 92,000 | 17,500 | |
| May 11 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 8.92 | 5,000 | 44,600 | 3,418,583 | 3.4 M to 3.4 M (+0.15 %) |
| May 11 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 9.10 | 1,600 | 14,560 | 3,418,583 | 3.4 M to 3.4 M (+0.05 %) |
| May 11 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 9.10 | 900 | 8,190 | 3,411,983 | 3.4 M to 3.4 M (+0.03 %) |
| Apr 30 2004 | ECOL | US ECOLOGY, INC. | HEIL EDWARD F/IL/ | Director | Sell | S | 11.13 | 41,700 | 464,121 | 2,941,866 | 3 M to 2.9 M (-1.40 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Director | Sell | S | 11.10 | 3,500 | 38,850 | 48,552 | 52.1 K to 48.6 K (-6.72 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Sell | S | 11.55 | 1,000 | 11,550 | 6,000 | 7 K to 6 K (-14.29 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Sell | S | 11.50 | 1,000 | 11,500 | 6,000 | 7 K to 6 K (-14.29 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Sell | S | 11.02 | 1,200 | 13,224 | 6,000 | 7.2 K to 6 K (-16.67 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Sell | S | 11.01 | 800 | 8,808 | 6,000 | 6.8 K to 6 K (-11.76 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | ELIFF ROY C | Director | Sell | S | 11.00 | 200 | 2,200 | 6,000 | 6.2 K to 6 K (-3.23 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | ROMANO STEPHEN A | CEO | Sell | S | 10.62 | 10,600 | 112,572 | 16,200 | 26.8 K to 16.2 K (-39.55 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 11.00 | 6,050 | 66,550 | 0 | 6.1 K to 0 (-100.00 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 11.01 | 3,750 | 41,288 | 0 | 3.8 K to 0 (-100.00 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 11.02 | 1,000 | 11,020 | 0 | 1,000 to 0 (-100.00 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 11.03 | 200 | 2,206 | 0 | 200 to 0 (-100.00 %) |
| Apr 28 2004 | ECOL | US ECOLOGY, INC. | GILBERG MICHAEL J | VP & Controller | Sell | S | 11.00 | 10,000 | 110,000 | 0 | 10 K to 0 (-100.00 %) |
| Apr 26 2004 | ECOL | US ECOLOGY, INC. | COOPER JOHN M | V.P. & CIO | Sell | S | 10.36 | 150 | 1,554 | 0 | 150 to 0 (-100.00 %) |
| Apr 26 2004 | ECOL | US ECOLOGY, INC. | COOPER JOHN M | V.P. & CIO | Sell | S | 10.41 | 500 | 5,205 | 0 | 500 to 0 (-100.00 %) |
| Apr 26 2004 | ECOL | US ECOLOGY, INC. | COOPER JOHN M | V.P. & CIO | Sell | S | 10.50 | 250 | 2,625 | 0 | 250 to 0 (-100.00 %) |
| Apr 26 2004 | ECOL | US ECOLOGY, INC. | COOPER JOHN M | V.P. & CIO | Sell | S | 10.29 | 100 | 1,029 | 0 | 100 to 0 (-100.00 %) |
| Apr 26 2004 | ECOL | US ECOLOGY, INC. | COOPER JOHN M | V.P. & CIO | Sell | S | 10.25 | 1,700 | 17,425 | 0 | 1.7 K to 0 (-100.00 %) |
| Apr 26 2004 | ECOL | US ECOLOGY, INC. | COOPER JOHN M | V.P. & CIO | Sell | S | 10.25 | 300 | 3,075 | 0 | 300 to 0 (-100.00 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Option Exercise | M | 5.00 | 20,000 | 100,000 | 148,043 | |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 10.21 | 1,300 | 13,273 | 11,000 | 12.3 K to 11 K (-10.57 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 10.20 | 5,500 | 56,100 | 11,000 | 16.5 K to 11 K (-33.33 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 10.19 | 1,300 | 13,247 | 11,000 | 12.3 K to 11 K (-10.57 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 10.18 | 300 | 3,054 | 11,000 | 11.3 K to 11 K (-2.65 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Sell | S | 10.17 | 600 | 6,102 | 11,000 | 11.6 K to 11 K (-5.17 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | BAUMGARDNER JAMES R | SVP & CFO | Buy | M | 5.00 | 20,000 | 100,000 | 11,000 | -9,000 to 11 K (-222.22 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Option Exercise | M | 3.50 | 5,000 | 17,500 | 0 | |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Option Exercise | M | 3.00 | 2,500 | 7,500 | 0 | |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Option Exercise | M | 1.60 | 2,500 | 4,000 | 0 | |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Sell | S | 10.00 | 10,000 | 100,000 | 0 | 10 K to 0 (-100.00 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Buy | M | 3.50 | 5,000 | 17,500 | 0 | -5,000 to 0 (-100.00 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Buy | M | 3.00 | 2,500 | 7,500 | 0 | -2,500 to 0 (-100.00 %) |
| Apr 23 2004 | ECOL | US ECOLOGY, INC. | WELLING STEVEN D | V.P of Sales & Mark ... | Buy | M | 1.60 | 2,500 | 4,000 | 0 | -2,500 to 0 (-100.00 %) |
| Mar 31 2004 | ECOL | US ECOLOGY, INC. | HICKEY ROGER P | Director | Buy | J | 8.59 | 466 | 4,003 | 52,052 | 51.6 K to 52.1 K (+0.90 %) |
| Mar 31 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | J | 8.59 | 466 | 4,003 | 3,411,083 | 3.4 M to 3.4 M (+0.01 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.88 | 1,700 | 4,896 | 3,410,617 | 3.4 M to 3.4 M (+0.05 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.92 | 7,000 | 20,440 | 3,410,617 | 3.4 M to 3.4 M (+0.21 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.35 | 1,000 | 2,350 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.40 | 1,000 | 2,400 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.45 | 1,000 | 2,450 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.50 | 2,500 | 6,250 | 33,000 | 30.5 K to 33 K (+8.20 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.03 | 3,000 | 6,090 | 33,000 | 30 K to 33 K (+10.00 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.03 | 1,500 | 3,045 | 33,000 | 31.5 K to 33 K (+4.76 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.13 | 1,000 | 2,130 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.00 | 111 | 333 | 33,000 | 32.9 K to 33 K (+0.34 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.00 | 430 | 1,290 | 33,000 | 32.6 K to 33 K (+1.32 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.00 | 959 | 2,877 | 33,000 | 32 K to 33 K (+2.99 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.06 | 1,500 | 4,590 | 33,000 | 31.5 K to 33 K (+4.76 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.25 | 1,000 | 3,250 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.50 | 1,000 | 3,500 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.35 | 1,000 | 3,350 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.50 | 500 | 1,750 | 33,000 | 32.5 K to 33 K (+1.54 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.88 | 1,700 | 4,896 | 3,410,617 | 3.4 M to 3.4 M (+0.05 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.92 | 7,000 | 20,440 | 3,410,617 | 3.4 M to 3.4 M (+0.21 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.35 | 1,000 | 2,350 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.40 | 1,000 | 2,400 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.45 | 1,000 | 2,450 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.50 | 2,500 | 6,250 | 33,000 | 30.5 K to 33 K (+8.20 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.03 | 3,000 | 6,090 | 33,000 | 30 K to 33 K (+10.00 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.03 | 1,500 | 3,045 | 33,000 | 31.5 K to 33 K (+4.76 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 2.13 | 1,000 | 2,130 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.00 | 111 | 333 | 33,000 | 32.9 K to 33 K (+0.34 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.00 | 430 | 1,290 | 33,000 | 32.6 K to 33 K (+1.32 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.00 | 959 | 2,877 | 33,000 | 32 K to 33 K (+2.99 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.06 | 1,500 | 4,590 | 33,000 | 31.5 K to 33 K (+4.76 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.25 | 1,000 | 3,250 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.50 | 1,000 | 3,500 | 33,000 | 32 K to 33 K (+3.13 %) |
| Mar 25 2004 | ECOL | US ECOLOGY, INC. | BARKER ROTCHFORD L | Director | Buy | P | 3.35 | 1,000 | 3,350 | 33,000 | 32 K to 33 K (+3.13 %) |