Casella Waste Systems, Inc. (CWST) has 20 known insider and institutional holders on record. The largest holder is Coletta Edmond with 153,606 shares. Other notable holders include Johnson Edwin D and LARKIN PAUL.
Over the last 12 months, insiders have made 43 transactions in CWST stock — 14 buys (valued at $979.52K) and 24 sells (valued at $5.67M). Insider selling has exceeded buying during this period.
CWST Insider Ownership
Top Holder
Coletta Edmond
153,606 shares
Buys (12 mo)
14
$979.52K value
Sells (12 mo)
24
$5.67M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Coletta Edmond |
President & CEO |
153,606 |
2026-03-16 |
|
| 2 |
Johnson Edwin D |
President & COO |
102,791 |
2022-04-14 |
|
| 3 |
Larkin Paul |
President & COO |
89,698 |
2012-07-10 |
|
| 4 |
Peters Gregory B |
Director |
77,562 |
2020-03-02 |
|
| 5 |
Chapple John F Iiii |
Director |
76,082 |
2014-10-14 |
|
| 6 |
Mcmanus James P |
Director |
75,082 |
2014-10-14 |
|
| 7 |
Duffy Sean P |
Regional Vice President |
70,756 |
2009-10-05 |
|
| 8 |
Callahan James F Jr |
Director |
42,006 |
2021-06-03 |
|
| 9 |
Heald Christopher |
VP & Chief Accounting Officer |
38,664 |
2022-03-16 |
|
| 10 |
Nagle Emily K |
Director |
36,717 |
2018-03-13 |
|
| 11 |
Casella John W |
Director |
32,539 |
2026-03-16 |
|
| 12 |
Sayward Shelley E. |
Senior VP & General Counsel |
28,731 |
2026-03-16 |
|
| 13 |
Casella Douglas R |
Vice Chairman, Bd of Directors |
24,100 |
2026-03-24 |
|
| 14 |
Schmitt David L |
General Counsel & Senior VP |
22,554 |
2020-03-16 |
|
| 15 |
Ligon Paul |
Sr VP of Sustainable Growth |
18,347 |
2025-08-05 |
|
| 16 |
Oconnor James E |
Director |
17,141 |
2020-08-26 |
|
| 17 |
Burke Michael K |
Director |
16,353 |
2025-06-09 |
|
| 18 |
Bohlig James W |
Sr. Vice Pres. & Cdo |
15,907 |
2010-06-28 |
|
| 19 |
Green Emily Nagle |
Director |
15,709 |
2025-11-07 |
|
| 20 |
Doody Joseph |
Director |
10,916 |
2025-06-09 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-18 |
Casella Douglas R |
Vice Chairman, Bd of Directors |
Gift (Given) |
40,000 |
- |
- |
| 2026-03-17 |
Casella Douglas R |
Vice Chairman, Bd of Directors |
Gift (Given) |
33,000 |
- |
- |
| 2026-03-16 |
Rains Christopher Alan |
Sr. VP & Chief Revenue Officer |
RSU Award |
989 |
- |
- |
| 2026-03-16 |
Rains Christopher Alan |
Officer |
Unknown |
- |
- |
- |
| 2026-03-16 |
Steves Sean |
Sr VP & COO of Sw Ops |
Informative Sell |
197 |
$87.80 |
$17.3K |
| 2026-03-12 |
Steves Sean |
Sr VP & COO of Sw Ops |
Informative Sell |
97 |
$89.71 |
$8.7K |
| 2026-03-16 |
Drohan Kevin |
VP & Chief Accounting Officer |
Informative Sell |
85 |
$87.73 |
$7.46K |
| 2026-03-12 |
Drohan Kevin |
VP & Chief Accounting Officer |
Informative Sell |
55 |
$89.52 |
$4.92K |
| 2026-03-16 |
Sayward Shelley E. |
Senior VP & General Counsel |
Informative Sell |
362 |
$87.73 |
$31.76K |
| 2026-03-12 |
Sayward Shelley E. |
Senior VP & General Counsel |
Informative Sell |
129 |
$89.71 |
$11.57K |
| 2026-03-16 |
Helgeson Bradford John |
Executive VP and CFO |
Informative Sell |
405 |
$87.73 |
$35.53K |
| 2026-03-12 |
Helgeson Bradford John |
Executive VP and CFO |
RSU Award |
2,756 |
- |
- |
| 2026-03-16 |
Coletta Edmond |
President & CEO |
Informative Sell |
988 |
$87.81 |
$86.76K |
| 2026-03-12 |
Coletta Edmond |
President & CEO |
Informative Sell |
377 |
$89.80 |
$33.85K |
| 2026-03-16 |
Casella John W |
Director |
Informative Sell |
1,744 |
$87.77 |
$153.07K |
| 2026-03-12 |
Casella John W |
Director |
Informative Sell |
963 |
$90.06 |
$86.73K |
| 2026-02-27 |
Steves Sean |
Sr VP & COO of Sw Ops |
Informative Sell |
1,199 |
$92.89 |
$111.38K |
| 2026-02-26 |
Steves Sean |
Sr VP & COO of Sw Ops |
RSU Award |
3,433 |
- |
- |
| 2026-02-27 |
Drohan Kevin |
VP & Chief Accounting Officer |
Informative Sell |
675 |
$92.61 |
$62.51K |
| 2026-02-26 |
Drohan Kevin |
VP & Chief Accounting Officer |
RSU Award |
2,452 |
- |
- |
| 2026-02-27 |
Sayward Shelley E. |
Senior VP & General Counsel |
Informative Sell |
1,591 |
$92.91 |
$147.82K |
| 2026-02-26 |
Sayward Shelley E. |
Senior VP & General Counsel |
RSU Award |
4,598 |
- |
- |
| 2026-02-27 |
Coletta Edmond |
President |
Informative Sell |
3,812 |
$93.70 |
$357.18K |
| 2026-02-26 |
Coletta Edmond |
President |
RSU Award |
9,810 |
- |
- |
| 2026-02-27 |
Casella John W |
Chief Executive Officer |
Informative Sell |
6,726 |
$93.10 |
$626.19K |
