CWST
CASELLA WASTE SYS-A (CWST)
NASDAQ
$89.89-$0.02 (-0.02%)
Price as of Sep 11, 2026 7:30 PM EDT
  • $5.6B
    Market Cap
  • -1.34%
    1-Year Change
  • Waste Management
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
14.99%
9.4M
+342,840 (+3.65%)
Jun 30, 2026
VANGUARD GROUP INC
10.50%
6.6M
+581,310 (+8.84%)
Dec 31, 2025
BLACKROCK FUNDING, INC. /DE
7.62%
4.8M
+211,036 (+4.42%)
Dec 31, 2024
BLACKROCK INC.
6.56%
4.1M
+91,226 (+2.22%)
Jun 30, 2024
WASATCH ADVISORS LP
5.64%
3.5M
+949,374 (+26.88%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
5.51%
3.4M
+95,507 (+2.77%)
Jun 30, 2026
N/A
5.51%
3.4M
+95,507 (+2.77%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions1.1B (74.84%)
  • Mutual Funds383.7M (25.08%)
  • Insiders1.3M (0.09%)
  • Other0 (0.00%)

Insider Transactions

  • 0.09% (1.3M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 8
    Number of InsiderSelling (last 12 months)
  • $57.4M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
BURKE MICHAEL K
Sell
Sep 03, 2026
$104,786.00
1,100
$95.26
13,641
BURKE MICHAEL K
Sell
Aug 26, 2026
$102,289.00
1,100
$92.99
14,741
Ribar Damian Andrew
Executive VP and COO
Award
Aug 11, 2026
$0.00
25,000
$0.00
25,000
Nagle Emily K
Gift
Jun 08, 2026
$0.00
600
$0.00
16,902
CASELLA DOUGLAS R
VICE CHAIRMAN, BD OF DIRECTORS
Gift
Mar 18, 2026
$0.00
40,000
$0.00
129,000
CASELLA DOUGLAS R
VICE CHAIRMAN, BD OF DIRECTORS
Gift
Mar 18, 2026
$0.00
40,000
$0.00
177,000
CASELLA DOUGLAS R
VICE CHAIRMAN, BD OF DIRECTORS
Gift
Mar 17, 2026
$0.00
33,000
$0.00
24,100
CASELLA DOUGLAS R
VICE CHAIRMAN, BD OF DIRECTORS
Gift
Mar 17, 2026
$0.00
33,000
$0.00
164,000
Drohan Kevin
VP & CHIEF ACCOUNTING OFFICER
Sell
Mar 16, 2026
$7,457.05
85
$87.73
7,873
Sayward Shelley E.
SENIOR VP & GENERAL COUNSEL
Sell
Mar 16, 2026
$31,758.26
362
$87.73
28,369
Steves Sean
Sr VP & COO of SW Ops
Sell
Mar 16, 2026
$17,296.60
197
$87.80
9,375
Helgeson Bradford John
Executive VP and CFO
Sell
Mar 16, 2026
$35,530.65
405
$87.73
7,342
Coletta Edmond
PRESIDENT & CEO
Sell
Mar 16, 2026
$86,756.28
988
$87.81
152,618
Rains Christopher Alan
Sr. VP & Chief Revenue Officer
Award
Mar 16, 2026
$0.00
989
$0.00
989
Drohan Kevin
VP & CHIEF ACCOUNTING OFFICER
Award
Mar 12, 2026
$0.00
551
$0.00
8,013
Sayward Shelley E.
SENIOR VP & GENERAL COUNSEL
Award
Mar 12, 2026
$0.00
1,654
$0.00
28,860
Steves Sean
Sr VP & COO of SW Ops
Sell
Mar 12, 2026
$8,701.87
97
$89.71
9,572
Coletta Edmond
PRESIDENT & CEO
Award
Mar 12, 2026
$0.00
6,892
$0.00
153,983
Drohan Kevin
VP & CHIEF ACCOUNTING OFFICER
Sell
Mar 12, 2026
$4,923.60
55
$89.52
7,958
Sayward Shelley E.
SENIOR VP & GENERAL COUNSEL
Sell
Mar 12, 2026
$11,572.59
129
$89.71
28,731
Helgeson Bradford John
Executive VP and CFO
Award
Mar 12, 2026
$0.00
2,756
$0.00
7,747
Coletta Edmond
PRESIDENT & CEO
Sell
Mar 12, 2026
$33,854.60
377
$89.80
153,606
Sayward Shelley E.
SENIOR VP & GENERAL COUNSEL
Sell
Feb 27, 2026
$147,819.81
1,591
$92.91
27,206
Drohan Kevin
VP & CHIEF ACCOUNTING OFFICER
Sell
Feb 27, 2026
$62,511.75
675
$92.61
7,462
Coletta Edmond
PRESIDENT
Sell
Feb 27, 2026
$357,184.40
3,812
$93.70
147,091
CASELLA JOHN W
CHIEF EXECUTIVE OFFICER
Sell
Feb 27, 2026
$626,190.60
6,726
$93.10
27,989
Sayward Shelley E.
SENIOR VP & GENERAL COUNSEL
Award
Feb 26, 2026
$0.00
4,598
$0.00
28,797
Drohan Kevin
VP & CHIEF ACCOUNTING OFFICER
Award
Feb 26, 2026
$0.00
2,452
$0.00
8,137
Coletta Edmond
PRESIDENT
Award
Feb 26, 2026
$0.00
9,810
$0.00
150,903
CASELLA JOHN W
CHIEF EXECUTIVE OFFICER
Award
Feb 26, 2026
$0.00
23,299
$0.00
34,715