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

Corsair 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 		$609K Buy
42,649
+5,000
+13% +$55.7K 0.08% 100
2026
Q1 		$402K Buy
37,649
+16,000
+74% +$220K 0.06% 111
2025
Q4 		$273K Sell
21,649
-6,294
-23% -$80.2K 0.04% 132
2025
Q3 		$282K Buy
+27,943
New +$309K 0.05% 126

Other funds holding PESI

BlackRock
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
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PGCM
Prescott Group Capital Management Tulsa, Oklahoma $1.16B AUM 53.61% 1-Year Est. Return
Diamond Hill Capital Management
Diamond Hill Capital Management Columbus, Ohio $12.5B AUM 7.49% 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
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
HA
Heartland Advisors Milwaukee, Wisconsin $2.25B AUM 44.61% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Corsair Capital Management's PESI Position: Q2 2026 in Review

Corsair Capital Management increased its Perma-Fix Environmental Services (PESI) stake by 13% in Q2 2026, buying an estimated $55.7K and bringing the position to 42,649 shares worth $609K. The position accounts for 0.08% of the portfolio, ranked #100.

Corsair Capital Management first reported a position in PESI in Q3 2025 and has held it in 4 quarters since. 89 funds tracked by Wall St. Rank hold PESI as of Q2 2026.

  • Corsair Capital Management held 42,649 shares of Perma-Fix Environmental Services worth $609K as of Q2 2026.
  • Corsair Capital Management bought 5,000 Perma-Fix Environmental Services shares in Q2 2026, an estimated $55.7K.
  • Perma-Fix Environmental Services made up 0.08% of Corsair Capital Management's portfolio in Q2 2026, its #100 holding.
  • Corsair Capital Management first reported a position in Perma-Fix Environmental Services in Q3 2025 and has held it in 4 quarters since.
  • 89 funds tracked by Wall St. Rank held Perma-Fix Environmental Services as of Q2 2026.

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