| May 10, 2016 AForm 4 → | May 12, 1:11 pm EDT | HANOVER INSURANCE GROUP, INC.THG | 6 | $85.23 | $170 | 622 | — | plan? |
| Apr 20, 2016 AForm 4 → | Apr 21, 11:06 am EDT | HANOVER INSURANCE GROUP, INC.THG | 3 | $88.95 | $267 | 616 | — | plan? |
| Apr 11, 2016 AForm 4 → | Apr 12, 12:46 pm EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $88.37 | $265 | 613 | — | plan? |
| Mar 9, 2016 AForm 4 → | Mar 10, 2:00 pm EST | HANOVER INSURANCE GROUP, INC.THG | 6 | $85.06 | $170 | 604 | — | plan? |
| Feb 19, 2016 AFForm 4 → | Feb 23, 2:08 pm EST | HANOVER INSURANCE GROUP, INC.THG | 12,354 | $83.48 | $391,187 | 5,282 | — | plan? |
| Feb 10, 2016 SForm 4 → | Feb 12, 9:38 am EST | HANOVER INSURANCE GROUP, INC.THG | 11,500 | $81.99 | $942,885 | 0 | −100% | plan? |
| Feb 9, 2016 AForm 4 → | Feb 10, 1:00 pm EST | HANOVER INSURANCE GROUP, INC.THG | 9 | $81.31 | $244 | 598 | — | plan? |
| Feb 8, 2016 SForm 4/A → | Feb 10, 5:29 pm EST | HANOVER INSURANCE GROUP, INC.THG | 6,000 | $81.08 | $486,480 | 11,500 | −34.3% | plan? |
| Feb 8, 2016 SForm 4 → | Feb 10, 1:00 pm EST | HANOVER INSURANCE GROUP, INC.THG | 6,000 | $81.08 | $486,480 | 13,800 | −30.3% | plan? |
| Jan 21, 2016 AForm 4 → | Jan 22, 9:27 am EST | HANOVER INSURANCE GROUP, INC.THG | 2 | $76.90 | $154 | 589 | — | plan? |
| Jan 12, 2016 AForm 4 → | Jan 13, 10:40 am EST | HANOVER INSURANCE GROUP, INC.THG | 9 | $78.78 | $236 | 587 | — | plan? |
| Dec 9, 2015 AForm 4 → | Dec 10, 5:43 pm EST | HANOVER INSURANCE GROUP, INC.THG | 6 | $84.35 | $169 | 578 | — | plan? |
| Nov 10, 2015 AForm 4 → | Nov 12, 11:29 am EST | HANOVER INSURANCE GROUP, INC.THG | 9 | $85.39 | $256 | 572 | — | plan? |
| Oct 16, 2015 AForm 4 → | Oct 20, 11:12 am EDT | HANOVER INSURANCE GROUP, INC.THG | 3 | $80.51 | $242 | 563 | — | plan? |
| Oct 9, 2015 AForm 4 → | Oct 13, 10:40 am EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $79.84 | $240 | 560 | — | plan? |
| Sep 10, 2015 AForm 4 → | Sep 14, 11:12 am EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $79.74 | $239 | 551 | — | plan? |
| Aug 11, 2015 AForm 4 → | Aug 12, 1:35 pm EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $81.68 | $245 | 542 | — | plan? |
| Jul 15, 2015 AForm 4 → | Jul 16, 12:13 pm EDT | HANOVER INSURANCE GROUP, INC.THG | 2 | $78.44 | $157 | 533 | — | plan? |
| Jul 10, 2015 AForm 4 → | Jul 13, 9:48 am EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $76.31 | $229 | 531 | — | plan? |
| Jun 9, 2015 AForm 4 → | Jun 10, 10:13 am EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $71.80 | $215 | 522 | — | plan? |
| May 12, 2015 AForm 4 → | May 13, 1:13 pm EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $71.14 | $213 | 513 | — | plan? |
| May 4, 2015 SForm 4 → | May 5, 4:16 pm EDT | HANOVER INSURANCE GROUP, INC.THG | 14,314 | $71.83 | $1,028,213 | 19,800 | −42.0% | plan? |
| Apr 17, 2015 AForm 4 → | Apr 20, 10:30 am EDT | HANOVER INSURANCE GROUP, INC.THG | 2 | $71.67 | $143 | 504 | — | plan? |
| Apr 13, 2015 AForm 4 → | Apr 14, 9:33 am EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $71.51 | $215 | 502 | — | plan? |
| Mar 10, 2015 AForm 4 → | Mar 11, 11:09 am EDT | HANOVER INSURANCE GROUP, INC.THG | 9 | $69.83 | $209 | 493 | — | plan? |
| Feb 26, 2015 AFForm 4 → | Mar 2, 4:49 pm EST | HANOVER INSURANCE GROUP, INC.THG | 16,881 | $70.86 | $453,929 | 34,114 | — | plan? |
| Feb 10, 2015 AForm 4 → | Feb 12, 11:25 am EST | HANOVER INSURANCE GROUP, INC.THG | 12 | $71.21 | $285 | 484 | — | plan? |
| Jan 16, 2015 AForm 4 → | Jan 20, 2:41 pm EST | HANOVER INSURANCE GROUP, INC.THG | 3 | $69.49 | $208 | 472 | — | plan? |
| Jan 12, 2015 AForm 4 → | Jan 13, 9:55 am EST | HANOVER INSURANCE GROUP, INC.THG | 9 | $69.60 | $209 | 469 | — | plan? |