Holocene Advisors
CLH icon

Holocene Advisors’s Clean Harbors CLH Stock Holding History

Holocene Advisors’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 		$63.1M Buy
+211,217
New +$62.4M 0.14% 168
2026
Q1 		– Sell
-13,598
Closed -$3.19M – 836
2025
Q4 		$3.19M Sell
13,598
-3,743
-22% -$855K 0.01% 431
2025
Q3 		$4.03M Sell
17,341
-14,000
-45% -$3.31M 0.01% 416
2025
Q2 		$7.25M Buy
31,341
+22,306
+247% +$4.88M 0.02% 318
2025
Q1 		$1.78M Buy
+9,035
New +$1.98M 0.01% 558
2018
Q2 		– Sell
-11,647
Closed -$568K – 594
2018
Q1 		$568K Buy
11,647
+4,096
+54% +$215K 0.01% 200
2017
Q4 		$409K Buy
+7,551
New +$409K 0.01% 468

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

Holocene Advisors's CLH Position: Q2 2026 in Review

Holocene Advisors opened a new position in Clean Harbors (CLH) in Q2 2026: 211,217 shares worth $63.1M. The stake represents 0.14% of the portfolio and ranks #168 among its holdings. This is a return to the name: Holocene Advisors previously reported a position in CLH as recently as Q4 2025.

Holocene Advisors first reported a position in CLH in Q4 2017 and has held it in 7 quarters since. 660 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

  • Holocene Advisors held 211,217 shares of Clean Harbors worth $63.1M as of Q2 2026.
  • Clean Harbors was a new Holocene Advisors position in Q2 2026.
  • Clean Harbors made up 0.14% of Holocene Advisors's portfolio in Q2 2026, its #168 holding.
  • Holocene Advisors first reported a position in Clean Harbors in Q4 2017 and has held it in 7 quarters since.
  • 660 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on Holocene Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.