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Mattson Financial Services’s Clean Harbors CLH Stock Holding History

Mattson Financial Services’s Portfolio CLH Stock Details CLH Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$287K Sell
924
-47
-5% -$13.9K 0.06% 206
2026
Q1 		$278K Buy
+971
New +$265K 0.07% 190

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Vanguard Capital Management
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Vanguard Portfolio Management
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JT
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State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
DCP
D1 Capital Partners New York $34.8B AUM 11.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Mattson Financial Services's CLH Position: Q2 2026 in Review

Mattson Financial Services reduced its Clean Harbors (CLH) stake by 4.8% in Q2 2026, selling an estimated $13.9K and leaving 924 shares worth $287K. The position accounts for 0.06% of the portfolio, ranked #206.

Mattson Financial Services first reported a position in CLH in Q1 2026 and has held it in 2 quarters since. 660 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

  • Mattson Financial Services held 924 shares of Clean Harbors worth $287K as of Q2 2026.
  • Mattson Financial Services sold 47 Clean Harbors shares in Q2 2026, an estimated $13.9K.
  • Clean Harbors made up 0.06% of Mattson Financial Services's portfolio in Q2 2026, its #206 holding.
  • Mattson Financial Services first reported a position in Clean Harbors in Q1 2026 and has held it in 2 quarters since.
  • 660 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on Mattson Financial Services's 13F filing for Q2 2026, filed 4 Aug 2026.