CWST CASELLA WASTE SYS INC

Ownership history in HM PAYSON & CO  ·  22 quarters on record

AI Ownership Summary

HM PAYSON & CO reported CASELLA WASTE SYS INC (CWST) in 22 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 0.08% in 2024 Q1. The latest visible filing shows CWST at 0.02% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this CWST ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was HM PAYSON & CO's position in CASELLA WASTE SYS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

CWST was reported at 0.02% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.08% in 2024 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How HM PAYSON & CO held CWST — position size vs. price
% of Fund (quarterly)    CWST price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 9 quarters  
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED 18,467 -988 -5.1% 0.02% $1.5M 2026-04-13 $84.89
2025 Q4 UNCHANGED 19,455 0% 0.03% $1.9M 2026-02-12 $102.52
2025 Q3 REDUCED 19,455 -6,545 -25.2% 0.03% $1.8M 2025-10-17 $85.76
2025 Q1 REDUCED 26,000 -4,000 -13.3% 0.05% $2.9M 2025-04-29 $117.27
2024 Q4 UNCHANGED 30,000 0% 0.05% $3.2M 2025-02-07 $108.00
2024 Q3 REDUCED 30,000 -2,650 -8.1% 0.05% $3.0M 2024-10-28 $101.03
2024 Q2 REDUCED 32,650 -8,867 -21.4% 0.06% $3.2M 2024-08-13 $103.42
2024 Q1 UNCHANGED 41,517 0% 0.08% $4.1M 2024-06-20 $98.33
2023 Q4 REDUCED 41,517 -2,000 -4.6% 0.07% $3.5M 2024-02-13 $87.75
13 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

FAQ About HM PAYSON & CO and CWST

These are the practical questions this page is built to answer before you even open the full history table.

How long has HM PAYSON & CO reported owning CWST?

HM PAYSON & CO reported CWST across 9 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported CWST position in HM PAYSON & CO's portfolio?

The largest reported portfolio weight for CWST was 0.08% in 2024 Q1.

What is the latest reported CWST position on this page?

The most recent filing on this page is 2026 Q1, when HM PAYSON & CO reported 18,467 shares, equal to 0.02% of portfolio, with an estimated market value of $1.5M.

What does the chart on this CWST ownership page compare?

The chart compares HM PAYSON & CO's quarterly CWST portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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