Diamond Hill Capital Management’s Perma-Fix Environmental Services PESI Stock Holding History

Diamond Hill Capital Management’s Portfolio PESI Stock Details PESI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$9.18M	Buy	642,533 +286,555	+80%	+$3.19M	0.07%	132
2026 Q1	$3.81M	Sell	355,978 -30,865	-8%	-$424K	0.02%	154
2025 Q4	$4.87M	Sell	386,843 -14,716	-4%	-$188K	0.03%	150
2025 Q3	$4.06M	Buy	401,559 +7,143	+2%	+$78.9K	0.02%	150
2025 Q2	$4.15M	Sell	394,416 -22,246	-5%	-$205K	0.02%	145
2025 Q1	$3.03M	Buy	416,662 +101,145	+32%	+$909K	0.01%	148
2024 Q4	$3.49M	Buy	315,517 +65,761	+26%	+$865K	0.02%	146
2024 Q3	$3.06M	Buy	+249,756	New	+$2.67M	0.01%	148

Other funds holding PESI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

MCO

MAK Capital One New York $714M AUM 68.07% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

PGCM

Prescott Group Capital Management Tulsa, Oklahoma $1.16B AUM 53.61% 1-Year Est. Return

KCM

Kennedy Capital Management St Louis, Missouri $5.65B AUM 61.31% 1-Year Est. Return

PCM

Potomac Capital Management New York $147M AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Heartland Advisors Milwaukee, Wisconsin $2.25B AUM 44.61% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Diamond Hill Capital Management's PESI Position: Q2 2026 in Review

Diamond Hill Capital Management increased its Perma-Fix Environmental Services (PESI) stake by 80% in Q2 2026, buying an estimated $3.19M and bringing the position to 642,533 shares worth $9.18M. The position accounts for 0.07% of the portfolio, ranked #132.

Diamond Hill Capital Management first reported a position in PESI in Q3 2024 and has held it in 8 quarters since. 89 funds tracked by Wall St. Rank hold PESI as of Q2 2026.

Diamond Hill Capital Management held 642,533 shares of Perma-Fix Environmental Services worth $9.18M as of Q2 2026.
Diamond Hill Capital Management bought 286,555 Perma-Fix Environmental Services shares in Q2 2026, an estimated $3.19M.
Perma-Fix Environmental Services made up 0.07% of Diamond Hill Capital Management's portfolio in Q2 2026, its #132 holding.
Diamond Hill Capital Management first reported a position in Perma-Fix Environmental Services in Q3 2024 and has held it in 8 quarters since.
89 funds tracked by Wall St. Rank held Perma-Fix Environmental Services as of Q2 2026.

Based on Diamond Hill Capital Management's 13F filing for Q2 2026, filed 6 Aug 2026.