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Casella Waste Systems (CWST) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

CWST jumps 5.7% to $86.50. Closed at $86.50, +5.68% vs the prior close of $81.85. Day range $82.71–$86.75, opened at $82.84.

Last close$86.50+5.68%
Day range82.71–86.75
Open82.84
Volume742.00K
52-week range74.05–107.96
Avg volume (20d)668.93K

CWST daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — CWST jumps 5.7% to $86.50
Oct 14, 2026 — CWST slides 4.0% to $81.85 on 2.2x normal volume
Oct 13, 2026 — CWST ends flat (+0.1%) to $85.27
Oct 12, 2026 — CWST rises 1.7% to $85.20
Oct 9, 2026 — CWST dips 0.3% to $83.78
Oct 8, 2026 — CWST rises 0.4% to $84.05
Oct 7, 2026 — CWST rises 2.0% to $83.72
Oct 6, 2026 — CWST dips 1.6% to $82.06
Oct 5, 2026 — CWST rises 0.8% to $83.42
Oct 2, 2026 — CWST jumps 6.0% to $82.77 on 1.8x normal volume

CWST latest news & SEC filings

Every SEC filing by or about CWST in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Oct 9, 2026 · SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)

Update to a passive 5%+ stake (13G)

Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.

Source: SEC EDGAR filing 0000814133-26-000116

Oct 1, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

Source: SEC EDGAR filing 0000911177-26-000052

Sep 3, 2026 · 144 — Notice of proposed sale (Form 144)

Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares

A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.

Source: SEC EDGAR filing 0001958244-26-000573

Sep 3, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001224062-26-000008

Aug 26, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001224062-26-000006

Aug 26, 2026 · 144 — Notice of proposed sale (Form 144)

Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares

A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.

Source: SEC EDGAR filing 0001958244-26-000557

Aug 14, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001055353-26-000008

Aug 14, 2026 · 144 — Notice of proposed sale (Form 144)

Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares

A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.

Source: SEC EDGAR filing 0001958244-26-000510

Aug 7, 2026 · 10-Q — Quarterly report (unaudited financial statements for the quarter)

Quarterly report (unaudited financial statements for the quarter)

Quarter ended Jun 30, 2026:

Source: SEC EDGAR filing 0000911177-26-000049

Aug 6, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

This is a results-day filing: the earnings press release is attached as an exhibit.

Source: SEC EDGAR filing 0000911177-26-000041

Jul 20, 2026 · 8-K/A — Amended current report

Amended current report

Source: SEC EDGAR filing 0000911177-26-000038

Jul 9, 2026 · SCHEDULE 13G — Passive stake (13G)

Passive stake (13G) — an investor reported owning more than 5%

Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.

Source: SEC EDGAR filing 0000814133-26-000074

Jul 1, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

Source: SEC EDGAR filing 0000911177-26-000035

Things to know before you trade CWST

CWST market data (last 20 sessions)

DateOpenHighLowCloseVolume
Oct 15, 202682.8486.7582.7186.50742.00K
Oct 14, 202684.8485.3980.8081.851.15M
Oct 13, 202685.9286.4884.4485.27503.20K
Oct 12, 202683.7886.1283.1185.20441.00K
Oct 9, 202683.0184.2882.9383.78556.00K
Oct 8, 202683.6284.3882.7084.05638.70K
Oct 7, 202681.8484.4181.8483.72505.90K
Oct 6, 202683.5184.0081.6482.06619.10K
Oct 5, 202682.7784.0381.0883.42864.80K
Oct 2, 202678.3483.8577.8582.77949.40K
Oct 1, 202680.1481.9676.5378.07712.20K
Sep 30, 202680.2981.0078.7180.35765.20K
Sep 29, 202680.4181.5479.1880.20527.50K
Sep 28, 202682.2383.0181.0081.60557.20K
Sep 25, 202683.0783.7482.1882.24429.20K
Sep 24, 202685.4086.0283.7083.83383.10K
Sep 23, 202685.0385.5583.4784.80557.40K
Sep 22, 202687.7587.7584.5485.76701.30K
Sep 21, 202688.6889.2886.8087.05509.30K
Sep 18, 202689.0389.7788.3289.071.26M

About Casella Waste Systems

Casella Waste Systems (CWST) is listed on the Nasdaq and classified by the SEC under “Refuse Systems”. Its business address is in RUTLAND, VT. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 911177.

CWST board of directors & executives

From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).

Directors

NameRoleLatest filing
Michael K BurkeDirectorSep 3, 2026
Michael Louis BattlesDirectorJun 5, 2026
Douglas R CasellaVICE CHAIRMAN, BD OF DIRECTORSAug 14, 2026
John W CasellaDirectorJun 2, 2026
Joseph DoodyDirectorJun 5, 2026
Emily Nagle GreenDirectorJun 10, 2026
William P HulliganDirectorJun 5, 2026
Rose M. KirkDirectorJun 5, 2026
Gary SovaDirectorJun 5, 2026

Executive officers

NameTitleLatest filing
Douglas R CasellaVICE CHAIRMAN, BD OF DIRECTORSAug 14, 2026
Edmond ColettaPRESIDENT & CEOMay 22, 2026
Kevin DrohanVP & CHIEF ACCOUNTING OFFICERMar 16, 2026
Bradford John HelgesonExecutive VP and CFOMar 16, 2026
Christopher Alan RainsSr. VP & Chief Revenue OfficerMar 17, 2026
Damian Andrew RibarExecutive VP and COOAug 12, 2026
Shelley E. SaywardSENIOR VP & GENERAL COUNSELMar 16, 2026
Sean StevesSr VP & COO of SW OpsMar 16, 2026

Recent insider buys & sales

DateInsiderTypeSharesPrice
Sep 3, 2026Michael K BurkeSale1,100$95.26
Aug 26, 2026Michael K BurkeSale1,100$92.99
Aug 14, 2026Douglas R CasellaSale1,343$91.12
Aug 13, 2026Douglas R CasellaSale1,838$90.89
Aug 13, 2026Douglas R CasellaSale13,319$91.07
May 26, 2026Michael K BurkeSale2,305$87.56
May 19, 2026Edmond ColettaSale4,907$90.07
May 19, 2026Edmond ColettaSale1,593$90.00
May 19, 2026Edmond ColettaSale6,000$89.03
Mar 16, 2026Edmond ColettaSale988$87.81
Mar 16, 2026Kevin DrohanSale85$87.73
Mar 16, 2026Sean StevesSale197$87.80
Mar 16, 2026Shelley E. SaywardSale362$87.73
Mar 16, 2026Bradford John HelgesonSale405$87.73
Mar 16, 2026John W CasellaSale1,744$87.77

CWST financials (annual, from XBRL filings)

Fiscal year endRevenueNet incomeDiluted EPSOperating cash flow
Dec 31, 2025$1.84B$7.87M0.12$329.78M
Dec 31, 2024$1.56B$13.54M0.23$281.36M
Dec 31, 2023$1.26B$25.40M0.46$233.09M
Dec 31, 2022$1.09B$53.08M1.03$217.31M
Dec 31, 2021$889.21M$41.10M0.80$182.74M

Latest balance sheet: total assets $3.56B, total liabilities $—, cash $25.54M (as of Jun 30, 2026).

CWST earnings / results-day log

DateFilingClose that day
Aug 6, 20268-K Item 2.02 (results)$90.46
Apr 30, 20268-K Item 2.02 (results)$79.25
Feb 19, 20268-K Item 2.02 (results)$101.28
Oct 30, 20258-K Item 2.02 (results)$82.84
Jul 31, 20258-K Item 2.02 (results)$108.73
May 1, 20258-K Item 2.02 (results)$117.33
Feb 12, 20258-K Item 2.02 (results)$106.71
Oct 30, 20248-K Item 2.02 (results)$101.29
Aug 1, 20248-K Item 2.02 (results)—
Apr 25, 20248-K Item 2.02 (results)—
Feb 15, 20248-K Item 2.02 (results)—
Nov 1, 20238-K Item 2.02 (results)—

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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.