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MAI Capital Management’s Clean Harbors CLH Stock Holding History

MAI Capital Management’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 		$497K Buy
1,665
+975
+141% +$288K ﹤0.01% 1304
2026
Q1 		$198K Buy
690
+404
+141% +$110K ﹤0.01% 1465
2025
Q4 		$67.1K Sell
286
-24
-8% -$5.48K ﹤0.01% 1852
2025
Q3 		$72K Sell
310
-529
-63% -$125K ﹤0.01% 1731
2025
Q2 		$194K Buy
839
+48
+6% +$10.5K ﹤0.01% 1196
2025
Q1 		$156K Sell
791
-9
-1% -$1.97K ﹤0.01% 1215
2024
Q4 		$184K Buy
+800
New +$199K ﹤0.01% 1168
2022
Q2 		– Sell
-2,137
Closed -$239K – 910
2022
Q1 		$239K Hold
2,137
– – ﹤0.01% 761
2021
Q4 		$213K Buy
2,137
+192
+10% +$20.2K ﹤0.01% 812
2021
Q3 		$202K Buy
+1,945
New +$191K ﹤0.01% 729
2019
Q2 		– Sell
-3,244
Closed -$232K – 549
2019
Q1 		$232K Buy
+3,244
New +$200K 0.01% 398
2018
Q4 		– Sell
-4,062
Closed -$291K – 457
2018
Q3 		$291K Sell
4,062
-82
-2% -$5.22K 0.01% 364
2018
Q2 		$230K Hold
4,144
– – 0.01% 419
2018
Q1 		$202K Buy
4,144
+52
+1% +$2.73K 0.01% 429
2017
Q4 		$222K Buy
+4,092
New +$222K 0.01% 415
2017
Q2 		– Sell
-3,647
Closed -$203K – 458
2017
Q1 		$203K Sell
3,647
-6
-0.2% -$332 0.01% 416
2016
Q4 		$203K Buy
+3,653
New +$184K 0.01% 407
2015
Q2 		– Sell
-3,813
Closed -$217K – 482
2015
Q1 		$217K Buy
+3,813
New +$197K 0.01% 447
2014
Q4 		– Sell
-3,918
Closed -$211K – 466
2014
Q3 		$211K Sell
3,918
-586
-13% -$34.5K 0.02% 358
2014
Q2 		$289K Sell
4,504
-270
-6% -$16.1K 0.03% 308
2014
Q1 		$262K Buy
4,774
+973
+26% +$53K 0.03% 324
2013
Q4 		$228K Buy
3,801
+80
+2% +$4.61K 0.02% 330
2013
Q3 		$218K Buy
+3,721
New +$208K 0.03% 298

Other funds holding CLH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JT
Jupiter Topco New York $245B AUM
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

MAI Capital Management's CLH Position: Q2 2026 in Review

MAI Capital Management increased its Clean Harbors (CLH) stake by 141% in Q2 2026, buying an estimated $288K and bringing the position to 1,665 shares worth $497K. The position accounts for ﹤0.01% of the portfolio, ranked #1304.

MAI Capital Management first reported a position in CLH in Q3 2013 and has held it in 23 quarters since. 660 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

  • MAI Capital Management held 1,665 shares of Clean Harbors worth $497K as of Q2 2026.
  • MAI Capital Management bought 975 Clean Harbors shares in Q2 2026, an estimated $288K.
  • Clean Harbors made up ﹤0.01% of MAI Capital Management's portfolio in Q2 2026, its #1304 holding.
  • MAI Capital Management first reported a position in Clean Harbors in Q3 2013 and has held it in 23 quarters since.
  • 660 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on MAI Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.