Casella Waste Systems, Inc.(CWST)

Waste Management · Rutland, VT

$93.00-0.74 (-0.79%)

Delayed quote: Aug 27, 2026, 4:00 PM EDT

Shares Outstanding: 63.69M

Basis: Latest reported fiscal quarter. Source: stored company filings and market data; unavailable inputs remain N/A.

The shares outstanding is 63.69M as of the fiscal period ended Tuesday, June 30, 2026. It is above its 12-month average by 0.20% (63.55M).

Market Cap|Share Buybacks|EPS|All Metrics

Shares Outstanding

CWST Shares Outstanding

63.69M

Reported quarterly weighted average share count; no daily interpolation.

+50.60% over 10Y

CWST Shares Outstanding

CWST Average Shares Outstanding Chart

CWST Shares Outstanding

CWST Current vs Average Shares Outstanding Chart

CWST Shares Outstanding Metrics

SHARES OUTSTANDING

63.69M

SHARES OUTSTANDING AVG TTM

63.55M

SHARES OUTSTANDING AVG 3Y

60.64M

SHARES OUTSTANDING AVG 5Y

57.24M

SHARES OUTSTANDING AVG 10Y

51.45M

SHARES OUTSTANDING AVG 15Y

46.52M

SHARES OUTSTANDING AVG 20Y

41.37M

CURRENT VS TTM AVG

+0.20%

CURRENT VS 3Y AVG

+5.03%

CURRENT VS 5Y AVG

+11.27%

CURRENT VS 10Y AVG

+23.78%

CURRENT VS 15Y AVG

+36.90%

CURRENT VS 20Y AVG

+53.94%

Share Structure

Shares Outstanding

63.46M

Float Shares

N/A

Stock Price

$93.00

Market Cap

$5.8B

Quarterly Shares Outstanding History

Period	Weighted Average Shares	QoQ Change
Quarter ended Jun 2026	63.69M	+0.22%
Quarter ended Mar 2026	63.54M	+0.08%
Quarter ended Dec 2025	63.49M	-0.15%
Quarter ended Sep 2025	63.59M	+0.20%
Quarter ended Jun 2025	63.46M	+0.12%
Quarter ended Mar 2025	63.39M	-0.10%
Quarter ended Dec 2024	63.45M	+8.62%
Quarter ended Sep 2024	58.41M	+0.37%
Quarter ended Jun 2024	58.20M	+0.29%
Quarter ended Mar 2024	58.03M	+0.08%
Quarter ended Dec 2023	57.98M	-0.14%
Quarter ended Sep 2023	58.06M	+9.59%
Quarter ended Jun 2023	52.98M	+2.14%
Quarter ended Mar 2023	51.87M	+0.08%
Quarter ended Dec 2022	51.83M	+0.04%
Quarter ended Sep 2022	51.81M	+0.05%
Quarter ended Jun 2022	51.78M	+0.24%
Quarter ended Mar 2022	51.66M	+0.06%
Quarter ended Dec 2021	51.62M	+0.07%
Quarter ended Sep 2021	51.59M	+0.08%
Quarter ended Jun 2021	51.55M	+0.31%
Quarter ended Mar 2021	51.39M	+1.32%
Quarter ended Dec 2020	50.72M	+4.32%
Quarter ended Sep 2020	48.62M	+0.12%
Quarter ended Jun 2020	48.56M	+0.62%
Quarter ended Mar 2020	48.26M	-0.66%
Quarter ended Dec 2019	48.58M	+0.46%
Quarter ended Sep 2019	48.36M	+0.29%
Quarter ended Jun 2019	48.22M	+5.03%
Quarter ended Mar 2019	45.91M	+6.93%
Quarter ended Dec 2018	42.94M	-2.80%
Quarter ended Sep 2018	44.17M	+0.59%
Quarter ended Jun 2018	43.92M	+3.65%
Quarter ended Mar 2018	42.37M	-2.36%
Quarter ended Dec 2017	43.39M	+0.23%
Quarter ended Sep 2017	43.30M	+3.55%
Quarter ended Jun 2017	41.81M	+0.55%
Quarter ended Mar 2017	41.58M	+0.39%
Quarter ended Dec 2016	41.42M	-2.05%
Quarter ended Sep 2016	42.29M	+1.66%
Quarter ended Jun 2016	41.60M	+1.47%
Quarter ended Mar 2016	41.00M	+0.26%
Quarter ended Dec 2015	40.89M	-0.95%
Quarter ended Sep 2015	41.28M	+1.07%
Quarter ended Jun 2015	40.85M	+1.06%
Quarter ended Mar 2015	40.42M	+0.38%
Quarter ended Dec 2014	40.26M	-0.69%
Quarter ended Oct 2014	40.54M	+1.04%
Quarter ended Jul 2014	40.12M	+0.52%
Quarter ended Apr 2014	39.92M	+0.09%
Quarter ended Jan 2014	39.88M	+0.15%
Quarter ended Oct 2013	39.82M	+0.40%
Quarter ended Jul 2013	39.66M	+0.37%
Quarter ended Apr 2013	39.52M	+0.73%
Quarter ended Jan 2013	39.23M	+27.07%
Quarter ended Oct 2012	30.87M	+14.37%
Quarter ended Jul 2012	26.99M	+0.53%
Quarter ended Apr 2012	26.85M	+0.11%
Quarter ended Jan 2012	26.82M	+0.24%
Quarter ended Oct 2011	26.76M	+0.73%
Quarter ended Jul 2011	26.56M	+0.84%
Quarter ended Apr 2011	26.34M	+0.87%
Quarter ended Jan 2011	26.11M	+0.22%
Quarter ended Oct 2010	26.06M	+0.59%
Quarter ended Jul 2010	25.91M	+0.37%
Quarter ended Apr 2010	25.81M	+0.24%
Quarter ended Jan 2010	25.75M	+0.06%
Quarter ended Oct 2009	25.73M	+0.18%
Quarter ended Jul 2009	25.69M	-0.03%
Quarter ended Apr 2009	25.70M	+0.35%
Quarter ended Jan 2009	25.61M	-0.54%
Quarter ended Oct 2008	25.75M	+0.24%
Quarter ended Jul 2008	25.68M	+0.95%
Quarter ended Apr 2008	25.44M	+0.11%
Quarter ended Jan 2008	25.41M	-0.92%
Quarter ended Oct 2007	25.65M	+0.83%
Quarter ended Jul 2007	25.44M	+0.49%
Quarter ended Apr 2007	25.32M	+0.17%
Quarter ended Jan 2007	25.27M	-0.93%
Quarter ended Oct 2006	25.51M	+1.09%
Quarter ended Jul 2006	25.24M	-1.36%
Quarter ended Apr 2006	25.58M	+0.67%
Quarter ended Jan 2006	25.41M	+0.22%
Quarter ended Oct 2005	25.36M	+0.56%
Quarter ended Jul 2005	25.22M	-0.70%
Quarter ended Apr 2005	25.40M	+0.07%
Quarter ended Jan 2005	25.38M	+1.51%
Quarter ended Oct 2004	25.00M	-0.35%
Quarter ended Jul 2004	25.09M	+2.42%
Quarter ended Apr 2004	24.50M	-1.19%
Quarter ended Jan 2004	24.80M	-14.97%
Quarter ended Oct 2003	29.16M	+21.47%
Quarter ended Jul 2003	24.01M	+0.63%
Quarter ended Apr 2003	23.86M	+0.59%
Quarter ended Jan 2003	23.72M	-0.93%
Quarter ended Oct 2002	23.94M	N/A

Relationship: Market Cap = Shares Outstanding × Stock Price

Key concepts:

Float shares: Shares available for public trading
Dilution: When new shares are issued, existing shareholders own less
Buybacks: Reduce share count, increasing EPS and ownership stake
Stock splits: Increase share count but don't change market cap

Shares Outstanding Formula & Definition

Shares Outstanding represents the reported weighted average share count used for per-share metrics. Changes in share count affect EPS and ownership dilution.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

Shares Outstanding FAQ

What is the shares outstanding for Casella Waste Systems, Inc. (CWST)?: The shares outstanding for CWST stock is 63.69M.
What is the TTM average shares outstanding for Casella Waste Systems, Inc. (CWST)?: The TTM average shares outstanding for CWST stock is 63.55M.
What is the 3Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?: The 3Y average shares outstanding for CWST stock is 60.64M.
What is the 5Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?: The 5Y average shares outstanding for CWST stock is 57.24M.
What is the 10Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?: The 10Y average shares outstanding for CWST stock is 51.45M.
What is the 15Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?: The 15Y average shares outstanding for CWST stock is 46.52M.
What is the 20Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?: The 20Y average shares outstanding for CWST stock is 41.37M.

CWST Shares Outstanding History

DATE	SHARES OUTSTANDING
2026-06-30	63.69M
2026-03-31	63.54M
2025-12-31	63.49M
2025-09-30	63.59M
2025-06-30	63.46M
2025-03-31	63.39M
2024-12-31	63.45M
2024-09-30	58.41M
2024-06-30	58.20M
2024-03-31	58.03M
2023-12-31	57.98M
2023-09-30	58.06M
2023-06-30	52.98M
2023-03-31	51.87M
2022-12-31	51.83M
2022-09-30	51.81M
2022-06-30	51.78M
2022-03-31	51.66M
2021-12-31	51.62M
2021-09-30	51.59M
2021-06-30	51.55M
2021-03-31	51.39M
2020-12-31	50.72M
2020-09-30	48.62M
2020-06-30	48.56M
2020-03-31	48.26M
2019-12-31	48.58M
2019-09-30	48.36M
2019-06-30	48.22M
2019-03-31	45.91M
2018-12-31	42.94M
2018-09-30	44.17M
2018-06-30	43.92M
2018-03-31	42.37M
2017-12-31	43.39M
2017-09-30	43.30M
2017-06-30	41.81M
2017-03-31	41.58M
2016-12-31	41.42M
2016-09-30	42.29M
2016-06-30	41.60M
2016-03-31	41.00M
2015-12-31	40.89M
2015-09-30	41.28M
2015-06-30	40.85M
2015-03-31	40.42M
2014-12-31	40.26M
2014-10-31	40.54M
2014-07-31	40.12M
2014-04-30	39.92M
2014-01-31	39.88M
2013-10-31	39.82M
2013-07-31	39.66M
2013-04-30	39.52M
2013-01-31	39.23M
2012-10-31	30.87M
2012-07-31	26.99M
2012-04-30	26.85M
2012-01-31	26.82M
2011-10-31	26.76M
2011-07-31	26.56M
2011-04-30	26.34M
2011-01-31	26.11M
2010-10-31	26.06M
2010-07-31	25.91M
2010-04-30	25.81M
2010-01-31	25.75M
2009-10-31	25.73M
2009-07-31	25.69M
2009-04-30	25.70M
2009-01-31	25.61M
2008-10-31	25.75M
2008-07-31	25.68M
2008-04-30	25.44M
2008-01-31	25.41M
2007-10-31	25.65M
2007-07-31	25.44M
2007-04-30	25.32M
2007-01-31	25.27M
2006-10-31	25.51M
2006-07-31	25.24M
2006-04-30	25.58M
2006-01-31	25.41M
2005-10-31	25.36M
2005-07-31	25.22M
2005-04-30	25.40M
2005-01-31	25.38M
2004-10-31	25.00M
2004-07-31	25.09M
2004-04-30	24.50M
2004-01-31	24.80M
2003-10-31	29.16M
2003-07-31	24.01M
2003-04-30	23.86M
2003-01-31	23.72M
2002-10-31	23.94M

About Casella Waste Systems, Inc.

Casella Waste Systems, Inc., along with its subsidiaries, operates as a vertically integrated solid waste management firm across the northeastern United States. The company specializes in comprehensive waste and resource management solutions, encompassing solid waste collection, transfer, disposal, recycling, and organic waste services. These offerings cater to a diverse clientele, including residential, commercial, municipal, institutional, and industrial customers. Its operations specifically address non-hazardous solid waste, from initial collection through its extensive network of transfer stations to final disposal facilities. Casella also markets a variety of processed recyclables, such as metals (including aluminum), plastics, and paper products like corrugated cardboard, sourced from both its own processing centers and third-party acquisitions. Furthermore, the company engages in commodity brokerage. As of January 31, 2022, its significant infrastructure included 50 solid waste collection operations, 65 transfer stations, 23 recycling facilities, 8 Subtitle D landfills, 3 landfill gas-to-energy facilities, and 1 landfill dedicated to construction and demolition materials. Casella Waste Systems, Inc. was founded in 1975 and is headquartered in Rutland, Vermont.

Rutland, VT

5,600 employees

www.casella.com

Industrials / Waste Management

Sector: Industrials
Industry: Waste Management
CEO: Edmond R. Coletta

View full financials

CWST Shares Outstanding Metrics

SHARES OUTSTANDING

63.69M

SHARES OUTSTANDING AVG TTM

63.55M

SHARES OUTSTANDING AVG 3Y

60.64M

SHARES OUTSTANDING AVG 5Y

57.24M

SHARES OUTSTANDING AVG 10Y

51.45M

SHARES OUTSTANDING AVG 15Y

46.52M

SHARES OUTSTANDING AVG 20Y

41.37M

CURRENT VS TTM AVG

+0.20%

CURRENT VS 3Y AVG

+5.03%

CURRENT VS 5Y AVG

+11.27%

CURRENT VS 10Y AVG

+23.78%

CURRENT VS 15Y AVG

+36.90%

CURRENT VS 20Y AVG

+53.94%

Period

Weighted Average Shares

QoQ Change

Quarter ended Jun 2026

63.69M

+0.22%

Quarter ended Mar 2026

63.54M

+0.08%

Quarter ended Dec 2025

63.49M

-0.15%

Quarter ended Sep 2025

63.59M

+0.20%

Quarter ended Jun 2025

63.46M

+0.12%

Quarter ended Mar 2025

63.39M

-0.10%

Quarter ended Dec 2024

63.45M

+8.62%

Quarter ended Sep 2024

58.41M

+0.37%

Quarter ended Jun 2024

58.20M

+0.29%

Quarter ended Mar 2024

58.03M

+0.08%

Quarter ended Dec 2023

57.98M

-0.14%

Quarter ended Sep 2023

58.06M

+9.59%

Quarter ended Jun 2023

52.98M

+2.14%

Quarter ended Mar 2023

51.87M

+0.08%

Quarter ended Dec 2022

51.83M

+0.04%

Quarter ended Sep 2022

51.81M

+0.05%

Quarter ended Jun 2022

51.78M

+0.24%

Quarter ended Mar 2022

51.66M

+0.06%

Quarter ended Dec 2021

51.62M

+0.07%

Quarter ended Sep 2021

51.59M

+0.08%

Quarter ended Jun 2021

51.55M

+0.31%

Quarter ended Mar 2021

51.39M

+1.32%

Quarter ended Dec 2020

50.72M

+4.32%

Quarter ended Sep 2020

48.62M

+0.12%

Quarter ended Jun 2020

48.56M

+0.62%

Quarter ended Mar 2020

48.26M

-0.66%

Quarter ended Dec 2019

48.58M

+0.46%

Quarter ended Sep 2019

48.36M

+0.29%

Quarter ended Jun 2019

48.22M

+5.03%

Quarter ended Mar 2019

45.91M

+6.93%

Quarter ended Dec 2018

42.94M

-2.80%

Quarter ended Sep 2018

44.17M

+0.59%

Quarter ended Jun 2018

43.92M

+3.65%

Quarter ended Mar 2018

42.37M

-2.36%

Quarter ended Dec 2017

43.39M

+0.23%

Quarter ended Sep 2017

43.30M

+3.55%

Quarter ended Jun 2017

41.81M

+0.55%

Quarter ended Mar 2017

41.58M

+0.39%

Quarter ended Dec 2016

41.42M

-2.05%

Quarter ended Sep 2016

42.29M

+1.66%

Quarter ended Jun 2016

41.60M

+1.47%

Quarter ended Mar 2016

41.00M

+0.26%

Quarter ended Dec 2015

40.89M

-0.95%

Quarter ended Sep 2015

41.28M

+1.07%

Quarter ended Jun 2015

40.85M

+1.06%

Quarter ended Mar 2015

40.42M

+0.38%

Quarter ended Dec 2014

40.26M

-0.69%

Quarter ended Oct 2014

40.54M

+1.04%

Quarter ended Jul 2014

40.12M

+0.52%

Quarter ended Apr 2014

39.92M

+0.09%

Quarter ended Jan 2014

39.88M

+0.15%

Quarter ended Oct 2013

39.82M

+0.40%

Quarter ended Jul 2013

39.66M

+0.37%

Quarter ended Apr 2013

39.52M

+0.73%

Quarter ended Jan 2013

39.23M

+27.07%

Quarter ended Oct 2012

30.87M

+14.37%

Quarter ended Jul 2012

26.99M

+0.53%

Quarter ended Apr 2012

26.85M

+0.11%

Quarter ended Jan 2012

26.82M

+0.24%

Quarter ended Oct 2011

26.76M

+0.73%

Quarter ended Jul 2011

26.56M

+0.84%

Quarter ended Apr 2011

26.34M

+0.87%

Quarter ended Jan 2011

26.11M

+0.22%

Quarter ended Oct 2010

26.06M

+0.59%

Quarter ended Jul 2010

25.91M

+0.37%

Quarter ended Apr 2010

25.81M

+0.24%

Quarter ended Jan 2010

25.75M

+0.06%

Quarter ended Oct 2009

25.73M

+0.18%

Quarter ended Jul 2009

25.69M

-0.03%

Quarter ended Apr 2009

25.70M

+0.35%

Quarter ended Jan 2009

25.61M

-0.54%

Quarter ended Oct 2008

25.75M

+0.24%

Quarter ended Jul 2008

25.68M

+0.95%

Quarter ended Apr 2008

25.44M

+0.11%

Quarter ended Jan 2008

25.41M

-0.92%

Quarter ended Oct 2007

25.65M

+0.83%

Quarter ended Jul 2007

25.44M

+0.49%

Quarter ended Apr 2007

25.32M

+0.17%

Quarter ended Jan 2007

25.27M

-0.93%

Quarter ended Oct 2006

25.51M

+1.09%

Quarter ended Jul 2006

25.24M

-1.36%

Quarter ended Apr 2006

25.58M

+0.67%

Quarter ended Jan 2006

25.41M

+0.22%

Quarter ended Oct 2005

25.36M

+0.56%

Quarter ended Jul 2005

25.22M

-0.70%

Quarter ended Apr 2005

25.40M

+0.07%

Quarter ended Jan 2005

25.38M

+1.51%

Quarter ended Oct 2004

25.00M

-0.35%

Quarter ended Jul 2004

25.09M

+2.42%

Quarter ended Apr 2004

24.50M

-1.19%

Quarter ended Jan 2004

24.80M

-14.97%

Quarter ended Oct 2003

29.16M

+21.47%

Quarter ended Jul 2003

24.01M

+0.63%

Quarter ended Apr 2003

23.86M

+0.59%

Quarter ended Jan 2003

23.72M

-0.93%

Quarter ended Oct 2002

23.94M

N/A

Shares Outstanding FAQ

What is the shares outstanding for Casella Waste Systems, Inc. (CWST)?

The shares outstanding for CWST stock is 63.69M.

What is the TTM average shares outstanding for Casella Waste Systems, Inc. (CWST)?

The TTM average shares outstanding for CWST stock is 63.55M.

What is the 3Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?

The 3Y average shares outstanding for CWST stock is 60.64M.

What is the 5Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?

The 5Y average shares outstanding for CWST stock is 57.24M.

What is the 10Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?

The 10Y average shares outstanding for CWST stock is 51.45M.

What is the 15Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?

The 15Y average shares outstanding for CWST stock is 46.52M.

What is the 20Y average shares outstanding for Casella Waste Systems, Inc. (CWST)?

The 20Y average shares outstanding for CWST stock is 41.37M.

DATE

SHARES OUTSTANDING

2026-06-30

63.69M

2026-03-31

63.54M

2025-12-31

63.49M

2025-09-30

63.59M

2025-06-30

63.46M

2025-03-31

63.39M

2024-12-31

63.45M

2024-09-30

58.41M

2024-06-30

58.20M

2024-03-31

58.03M

2023-12-31

57.98M

2023-09-30

58.06M

2023-06-30

52.98M

2023-03-31

51.87M

2022-12-31

51.83M

2022-09-30

51.81M

2022-06-30

51.78M

2022-03-31

51.66M

2021-12-31

51.62M

2021-09-30

51.59M

2021-06-30

51.55M

2021-03-31

51.39M

2020-12-31

50.72M

2020-09-30

48.62M

2020-06-30

48.56M

2020-03-31

48.26M

2019-12-31

48.58M

2019-09-30

48.36M

2019-06-30

48.22M

2019-03-31

45.91M

2018-12-31

42.94M

2018-09-30

44.17M

2018-06-30

43.92M

2018-03-31

42.37M

2017-12-31

43.39M

2017-09-30

43.30M

2017-06-30

41.81M

2017-03-31

41.58M

2016-12-31

41.42M

2016-09-30

42.29M

2016-06-30

41.60M

2016-03-31

41.00M

2015-12-31

40.89M

2015-09-30

41.28M

2015-06-30

40.85M

2015-03-31

40.42M

2014-12-31

40.26M

2014-10-31

40.54M

2014-07-31

40.12M

2014-04-30

39.92M

2014-01-31

39.88M

2013-10-31

39.82M

2013-07-31

39.66M

2013-04-30

39.52M

2013-01-31

39.23M

2012-10-31

30.87M

2012-07-31

26.99M

2012-04-30

26.85M

2012-01-31

26.82M

2011-10-31

26.76M

2011-07-31

26.56M

2011-04-30

26.34M

2011-01-31

26.11M

2010-10-31

26.06M

2010-07-31

25.91M

2010-04-30

25.81M

2010-01-31

25.75M

2009-10-31

25.73M

2009-07-31

25.69M

2009-04-30

25.70M

2009-01-31

25.61M

2008-10-31

25.75M

2008-07-31

25.68M

2008-04-30

25.44M

2008-01-31

25.41M

2007-10-31

25.65M

2007-07-31

25.44M

2007-04-30

25.32M

2007-01-31

25.27M

2006-10-31

25.51M

2006-07-31

25.24M

2006-04-30

25.58M

2006-01-31

25.41M

2005-10-31

25.36M

2005-07-31

25.22M

2005-04-30

25.40M

2005-01-31

25.38M

2004-10-31

25.00M

2004-07-31

25.09M

2004-04-30

24.50M

2004-01-31

24.80M

2003-10-31

29.16M

2003-07-31

24.01M

2003-04-30

23.86M

2003-01-31

23.72M

2002-10-31

23.94M

Shares Outstanding: 63.69M

CWST Shares Outstanding

CWST Average Shares Outstanding Chart

CWST Current vs Average Shares Outstanding Chart

CWST Shares Outstanding Metrics

Share Structure

Quarterly Shares Outstanding History

Shares Outstanding Formula & Definition

Shares Outstanding FAQ

CWST Shares Outstanding History

Related Metrics

Shares Outstanding: 63.69M

CWST Shares Outstanding

CWST Average Shares Outstanding Chart

CWST Current vs Average Shares Outstanding Chart

CWST Shares Outstanding Metrics

Share Structure

Quarterly Shares Outstanding History

Shares Outstanding Formula & Definition

Shares Outstanding FAQ

CWST Shares Outstanding History

Related Metrics