Arlington Trust Co LLC CLH — Clean Harbors Inc

Ownership history in Arlington Trust Co LLC  ·  11 quarters on record

AI Ownership Summary

Arlington Trust Co LLC reported Clean Harbors Inc (CLH) in 11 quarterly 13F filings from 2024 Q1 through 2026 Q2. Peak portfolio weight reached 0.04% in 2024 Q2. The latest visible filing shows CLH at 0.00% 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 CLH ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Arlington Trust Co LLC's position in Clean Harbors 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 Q2

CLH was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.04% in 2024 Q2

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

Time in book
Holding Window
2024 Q1 to 2026 Q2

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.

CLH stock page Arlington Trust Co LLC fund profile Arlington Trust Co LLC full holdings
How Arlington Trust Co LLC held CLH — position size vs. price
% of Fund (quarterly)    CLH price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 REDUCED — — — 20 -28 -58.3% 0.00% $6K 2026-07-07 $297.93
2026 Q1 ADDED — — — 48 +28 +140.0% 0.00% $14K 2026-04-08 $302.58
2025 Q4 REDUCED 96.2% +22.3% ❌ 20 -512 -96.2% 0.00% $5K 2026-01-30 $259.91
2025 Q3 UNCHANGED — — — 532 — 0% 0.02% $124K 2025-10-28 $246.19
2025 Q2 REDUCED 7.2% +1.0% ❌ 532 -41 -7.2% 0.02% $123K 2025-07-08 $232.20
2025 Q1 UNCHANGED — — — 573 — 0% 0.02% $113K 2025-04-28 $212.63
2024 Q4 REDUCED 30.2% -14.4% ✅ 573 -248 -30.2% 0.03% $132K 2025-01-29 $235.00
2024 Q3 UNCHANGED — — — 821 — 0% 0.04% $198K 2024-10-29 $263.39
2024 Q2 ADDED — — — 821 +10 +1.2% 0.04% $186K 2024-08-06 $230.00
2024 Q1 UNCHANGED — — — 811 — 0% 0.04% $163K 2024-04-16 $194.16
1 older quarter hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding CLH

As of 2026 Q2 — sorted by position size

Versant Capital Management, Inc 3Y 7Y 0.07% Gradient Investments LLC 3Y 7Y 0.04% Assenagon Asset Management S.A. 3Y 7Y 0.03% Cedar Mountain Advisors, LLC 3Y 0.02% Quantum Financial Advisors, LLC 3Y 0.02% Central Pacific Bank - Trust Division 0.02% Trust Point Inc. 0.02% GAMMA Investing LLC 0.01% Avior Wealth Management, LLC 3Y 7Y 0.01% MassMutual Private Wealth & Trust, FSB 3Y 7Y 0.01%

FAQ About Arlington Trust Co LLC and CLH

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

How long has Arlington Trust Co LLC reported owning CLH?

Arlington Trust Co LLC reported CLH across 10 quarterly 13F filings, from 2024 Q1 through 2026 Q2.

What was the largest reported CLH position in Arlington Trust Co LLC's portfolio?

The largest reported portfolio weight for CLH was 0.04% in 2024 Q2.

What is the latest reported CLH position on this page?

The most recent filing on this page is 2026 Q2, when Arlington Trust Co LLC reported 20 shares, equal to 0.00% of portfolio, with an estimated market value of $6K.

What does the chart on this CLH ownership page compare?

The chart compares Arlington Trust Co LLC's quarterly CLH 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.

How well did Arlington Trust Co LLC time their CLH position?

Based on 13F filing dates vs. subsequent CLH price moves, Arlington Trust Co LLC correctly timed 3 out of 6 reported position changes (50%). The annualised alpha on CLH relative to SPY over the holding period was +4.4%.

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