PKO Investment Management Joint-Stock’s Clean Harbors CLH Stock Holding History

PKO Investment Management Joint-Stock’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	$4.48M	Hold	15,000	–	–	0.33%	66
2026 Q1	$4.3M	Hold	15,000	–	–	0.36%	63
2025 Q4	$3.52M	Hold	15,000	–	–	0.28%	78
2025 Q3	$3.48M	Hold	15,000	–	–	0.3%	71
2025 Q2	$3.47M	Hold	15,000	–	–	0.37%	63
2025 Q1	$2.96M	Hold	15,000	–	–	0.34%	66
2024 Q4	$3.45M	Hold	15,000	–	–	0.43%	49
2024 Q3	$3.63M	Hold	15,000	–	–	0.45%	40
2024 Q2	$3.39M	Hold	15,000	–	–	0.42%	42
2024 Q1	$3.03M	Sell	15,000 -3,424	-19%	-$615K	0.36%	49
2023 Q4	$3.22M	Hold	18,424	–	–	0.4%	44
2023 Q3	$3.08M	Hold	18,424	–	–	0.42%	43
2023 Q2	$3.03M	Hold	18,424	–	–	0.37%	50
2023 Q1	$2.63M	Hold	18,424	–	–	0.35%	59
2022 Q4	$2.1M	Hold	18,424	–	–	0.31%	66
2022 Q3	$2.03M	Sell	18,424 -3,603	-16%	-$386K	0.34%	60
2022 Q2	$1.93M	Hold	22,027	–	–	0.28%	72
2022 Q1	$2.46M	Sell	22,027 -11,687	-35%	-$1.15M	0.3%	65
2021 Q4	$3.36M	Buy	33,714 +2,502	+8%	+$264K	0.38%	61
2021 Q3	$3.24M	Buy	31,212 +14,169	+83%	+$1.39M	0.39%	57
2021 Q2	$1.59M	Buy	17,043 +14,636	+608%	+$1.33M	0.2%	72
2021 Q1	$202K	Buy	2,407 +1,499	+165%	+$126K	0.03%	88
2020 Q4	$69.1K	Buy	+908	New	+$60.9K	0.01%	82

Other funds holding CLH

VNIM

Vaughan Nelson Investment Management Houston, Texas $11.3B AUM 53% 1-Year Est. Return

Davenport & Co Richmond, Virginia $20.4B AUM 18.11% 1-Year Est. Return

OAM

OP Asset Management Helsinki $9.38B AUM 42.35% 1-Year Est. Return

TSAM

Trinity Street Asset Management London, United Kingdom $1.94B AUM 26.52% 1-Year Est. Return

FWIA

Fort Washington Investment Advisors Cincinnati, Ohio $19.9B AUM 22.19% 1-Year Est. Return

Retirement Systems of Alabama Montgomery, Alabama $33.2B AUM 38.15% 1-Year Est. Return

ECSS

Eurizon Capital SGR SpA Milan $37.3B AUM

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

Handelsbanken Fonder Stockholm, Sweden $35.1B AUM 47.76% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

PKO Investment Management Joint-Stock's CLH Position: Q2 2026 in Review

PKO Investment Management Joint-Stock held its Clean Harbors (CLH) position steady in Q2 2026 at 15,000 shares worth $4.48M. The position accounts for 0.33% of the portfolio, ranked #66.

PKO Investment Management Joint-Stock first reported a position in CLH in Q4 2020 and has held it in 23 quarters since. 191 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

PKO Investment Management Joint-Stock held 15,000 shares of Clean Harbors worth $4.48M as of Q2 2026.
PKO Investment Management Joint-Stock left its Clean Harbors share count unchanged in Q2 2026.
Clean Harbors made up 0.33% of PKO Investment Management Joint-Stock's portfolio in Q2 2026, its #66 holding.
PKO Investment Management Joint-Stock first reported a position in Clean Harbors in Q4 2020 and has held it in 23 quarters since.
191 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on PKO Investment Management Joint-Stock's 13F filing for Q2 2026, filed 20 Jul 2026.