| 2012-04-30 | Sale | Kirby Corporation KEX | director | 26,400 0.0473% | $65.87 | $1.74M | -12.85% | |
| 2012-03-08 | Sale | Kirby Corporation KEX | director | 13,600 0.0244% | $68.23 | $927,936 | -15.65% | |
| 2012-03-07 | Sale | Kirby Corporation KEX | director | 60,000 0.1085% | $68.05 | $4.08M | -14.89% | |
| 2012-02-29 | Sale | Kirby Corporation KEX | director | 71,800 0.1293% | $68.42 | $4.91M | -15.71% | |
| 2012-02-28 | Sale | Kirby Corporation KEX | director | 54,200 0.0979% | $68.00 | $3.69M | -14.94% | |
| 2012-02-27 | Sale | Kirby Corporation KEX | director | 144,000 0.2595% | $68.43 | $9.85M | -15.63% | |
| 2010-12-15 | Sale | Kirby Corporation KEX | director | 22,200 0.0419% | $43.99 | $976,580 | +25.91% | |
| 2010-12-14 | Sale | Kirby Corporation KEX | director | 14,600 0.0278% | $44.51 | $649,904 | +25.42% | |
| 2010-12-13 | Sale | Kirby Corporation KEX | director | 1,200 0.0023% | $45.03 | $54,041 | +23.68% | |
| 2010-12-10 | Sale | Kirby Corporation KEX | director | 50,087 0.0942% | $44.97 | $2.25M | +22.73% | |
| 2010-12-09 | Sale | Kirby Corporation KEX | director | 59,113 0.111% | $45.04 | $2.66M | +22.29% | |
| 2010-12-08 | Sale | Kirby Corporation KEX | director | 4,400 0.0083% | $45.00 | $198,000 | +23.2% | |
| 2010-12-07 | Sale | Kirby Corporation KEX | director | 18,000 0.034% | $45.04 | $810,803 | +22.84% | |
| 2010-12-06 | Sale | Kirby Corporation KEX | director | 95,400 0.1795% | $45.01 | $4.29M | +22.41% | |
| 2010-12-03 | Sale | Kirby Corporation KEX | director | 35,000 0.0659% | $45.41 | $1.59M | +21.29% | |
| 2010-12-02 | Sale | Kirby Corporation KEX | director | 75,100 0.1415% | $45.10 | $3.39M | +22.23% | |
| 2010-12-01 | Sale | Kirby Corporation KEX | director | 24,900 0.0472% | $45.23 | $1.13M | +22.53% | |
| 2010-08-09 | Sale | Kirby Corporation KEX | director | 17,400 0.0327% | $39.02 | $678,929 | +25.93% | |
| 2010-08-03 | Sale | Kirby Corporation KEX | director | 400 0.0008% | $39.50 | $15,800 | +21.86% | |
| 2010-08-02 | Sale | Kirby Corporation KEX | director | 15,700 0.0294% | $39.54 | $620,729 | +19.44% |