Arrowstreet Capital
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Arrowstreet Capital’s Clean Harbors CLH Stock Holding History

Arrowstreet Capital’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 		$9.88M Buy
+33,075
New +$9.77M ﹤0.01% 1075
2025
Q3 		– Sell
-20,399
Closed -$4.72M – 1908
2025
Q2 		$4.72M Sell
20,399
-889
-4% -$195K ﹤0.01% 1193
2025
Q1 		$4.2M Buy
+21,288
New +$4.66M ﹤0.01% 1073
2024
Q4 		– Sell
-4,399
Closed -$1.06M – 1763
2024
Q3 		$1.06M Buy
+4,399
New +$1.03M ﹤0.01% 1370
2022
Q4 		– Sell
-23,141
Closed -$2.54M – 1342
2022
Q3 		$2.54M Sell
23,141
-2,282
-9% -$244K ﹤0.01% 808
2022
Q2 		$2.23M Sell
25,423
-51,094
-67% -$4.93M ﹤0.01% 751
2022
Q1 		$8.54M Buy
76,517
+1,941
+3% +$192K 0.01% 543
2021
Q4 		$7.44M Buy
+74,576
New +$7.86M 0.01% 722
2021
Q3 		– Sell
-143,697
Closed -$13.4M – 1623
2021
Q2 		$13.4M Sell
143,697
-175,331
-55% -$15.9M 0.02% 749
2021
Q1 		$26.8M Buy
319,028
+75,271
+31% +$6.33M 0.04% 477
2020
Q4 		$18.6M Sell
243,757
-90,695
-27% -$6.08M 0.03% 616
2020
Q3 		$18.7M Buy
334,452
+46,476
+16% +$2.75M 0.03% 579
2020
Q2 		$17.3M Buy
287,976
+125,467
+77% +$6.99M 0.03% 560
2020
Q1 		$8.34M Buy
+162,509
New +$11.9M 0.02% 541
2019
Q4 		– Sell
-108,076
Closed -$8.34M – 1764
2019
Q3 		$8.34M Sell
108,076
-267,530
-71% -$19.8M 0.02% 555
2019
Q2 		$26.7M Buy
375,606
+97,905
+35% +$6.82M 0.06% 301
2019
Q1 		$19.9M Buy
277,701
+232,701
+517% +$14.4M 0.05% 361
2018
Q4 		$2.22M Buy
+45,000
New +$2.8M 0.01% 768
2015
Q4 		– Sell
-5,000
Closed -$220K – 1429
2015
Q3 		$220K Buy
+5,000
New +$248K ﹤0.01% 1259

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

Arrowstreet Capital's CLH Position: Q2 2026 in Review

Arrowstreet Capital opened a new position in Clean Harbors (CLH) in Q2 2026: 33,075 shares worth $9.88M. The stake represents ﹤0.01% of the portfolio and ranks #1075 among its holdings. This is a return to the name: Arrowstreet Capital previously reported a position in CLH as recently as Q2 2025.

Arrowstreet Capital first reported a position in CLH in Q3 2015 and has held it in 19 quarters since. The position peaked at $26.8M in Q1 2021. 662 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

  • Arrowstreet Capital held 33,075 shares of Clean Harbors worth $9.88M as of Q2 2026.
  • Clean Harbors was a new Arrowstreet Capital position in Q2 2026.
  • Clean Harbors made up ﹤0.01% of Arrowstreet Capital's portfolio in Q2 2026, its #1075 holding.
  • Arrowstreet Capital first reported a position in Clean Harbors in Q3 2015 and has held it in 19 quarters since.
  • Arrowstreet Capital's Clean Harbors position peaked at $26.8M in Q1 2021.
  • 662 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.