| Feb 24, 2019 FForm 4 → | Feb 26, 12:24 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 121 | $27.54 | $3,332 | 31,151 | — | plan? |
| Jan 28, 2019 FForm 4/A → | Feb 22, 6:54 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 141 | $25.20 | $3,553 | 31,272 | — | plan? |
| Jan 28, 2019 AFForm 4 → | Jan 30, 11:39 am EST | SIMMONS FIRST NATIONAL CORPSFNC | 541 | $25.20 | $13,633 | 31,639 | — | plan? amended |
| Jan 18, 2019 FForm 4/A → | Feb 20, 5:12 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 160 | $26.48 | $4,237 | 31,212 | — | plan? |
| Jan 18, 2019 AFMForm 4 → | Jan 23, 7:13 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 1,154 | $26.36 | $30,423 | 31,380 | — | plan? amended |
| Jan 17, 2019 FMForm 4 → | Jan 18, 7:23 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 702 | $26.43 | $18,554 | 30,846 | — | plan? |
| Jan 16, 2019 AFForm 4 → | Jan 17, 7:05 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 4,152 | $26.27 | $109,073 | 30,520 | — | plan? |
| Apr 27, 2018 SForm 4 → | May 1, 2:26 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 1,380 | $30.50 | $42,090 | 28,592 | −4.60% | plan? |
| Apr 27, 2018 MForm 4 → | May 1, 2:26 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 1,380 | $15.16 | $20,921 | 29,972 | — | plan? |
| Mar 25, 2018 FForm 4 → | Mar 27, 2:29 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 100 | $28.75 | $2,875 | 28,592 | — | plan? |
| Feb 24, 2018 FForm 4 → | Feb 27, 6:52 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 250 | $29.20 | $7,300 | 28,692 | — | plan? |
| Jan 27, 2018 FForm 4 → | Jan 30, 3:17 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 74 | $59.25 | $4,385 | 14,471 | — | plan? |
| Jan 19, 2018 AFMForm 4 → | Jan 23, 3:05 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 616 | $40.42 | $24,900 | 14,545 | — | plan? |
| Jan 18, 2018 AFForm 4 → | Jan 22, 7:39 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 1,407 | $58.25 | $81,958 | 14,045 | — | plan? |
| Jan 17, 2018 FMForm 4 → | Jan 19, 5:08 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 351 | $58.80 | $20,639 | 13,392 | — | plan? |
| Dec 29, 2017 AFForm 4 → | Jan 3, 2018, 6:40 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 2,685 | $57.10 | $153,314 | 13,229 | — | plan? |
| May 16, 2017 MForm 4 → | May 16, 5:57 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 1,100 | $28.42 | $31,262 | 11,914 | — | plan? |
| Mar 25, 2017 FForm 4 → | Mar 28, 5:35 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 56 | $54.20 | $3,035 | 10,814 | — | plan? |
| Feb 24, 2017 FForm 4 → | Feb 28, 4:54 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 198 | $58.62 | $11,606 | 10,870 | — | plan? |
| Jan 27, 2017 FForm 4 → | Jan 30, 2:19 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 80 | $60.95 | $4,876 | 11,068 | — | plan? |
| Jan 19, 2017 AFForm 4 → | Jan 20, 7:03 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 221 | $60.55 | $13,382 | 11,148 | — | plan? |
| Jan 17, 2017 AFForm 4 → | Jan 19, 3:46 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 1,731 | $58.50 | $101,264 | 11,053 | — | plan? |
| Apr 25, 2016 MForm 4 → | Apr 25, 6:08 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 1,000 | $26.19 | $26,190 | 10,304 | — | plan? |
| Mar 25, 2016 FForm 4 → | Mar 29, 7:21 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 56 | $44.04 | $2,466 | 9,304 | — | plan? |
| Feb 27, 2016 FForm 4 → | Mar 1, 5:32 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 112 | $42.30 | $4,737 | 9,360 | — | plan? |
| Feb 24, 2016 FForm 4 → | Feb 26, 6:34 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 133 | $41.42 | $5,509 | 9,472 | — | plan? |
| Jan 27, 2016 FForm 4 → | Feb 2, 6:24 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 80 | $42.27 | $3,382 | 9,605 | — | plan? late |
| Jan 20, 2016 AFForm 4/A → | Jan 27, 12:10 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 2,310 | $47.02 | $108,616 | 9,685 | — | plan? |
| Jan 20, 2016 AFForm 4 → | Jan 21, 3:46 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 2,310 | $42.07 | $97,182 | 9,685 | — | plan? amended |
| Dec 31, 2015 JForm 5 → | Feb 9, 2016, 5:46 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 175 | $38.54 | $6,745 | 1,550 | — | plan? |
| May 6, 2015 MForm 4 → | May 7, 11:40 am EDT | SIMMONS FIRST NATIONAL CORPSFNC | 950 | $24.50 | $23,275 | 8,685 | — | plan? |
| Mar 25, 2015 AForm 4 → | Mar 25, 6:11 pm EDT | SIMMONS FIRST NATIONAL CORPSFNC | 490 | $44.40 | $21,756 | 7,735 | — | plan? |
| Dec 31, 2014 AJForm 4 → | Feb 12, 2015, 5:43 pm EST | SIMMONS FIRST NATIONAL CORPSFNC | 1,216 | $38.82 | $47,202 | 1,375 | — | plan? late |