Susquehanna International Group
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Susquehanna International Group’s Perma-Fix Environmental Services PESI Stock Holding History

Susquehanna International Group’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
Q1 		– Sell
-26,400
Closed -$332K – 13880
2025
Q4 		$332K Sell
26,400
-15,000
-36% -$191K ﹤0.01% 9712
2025
Q3 		$418K Buy
41,400
+14,900
+56% +$165K ﹤0.01% 9373
2025
Q2 		$279K Buy
+26,500
New +$244K ﹤0.01% 10513
2025
Q1 		– Sell
-21,600
Closed -$239K – 13214
2024
Q4 		$239K Buy
21,600
+6,600
+44% +$86.8K ﹤0.01% 10308
2024
Q3 		$184K Sell
15,000
-9,000
-38% -$96.2K ﹤0.01% 10542
2024
Q2 		$243K Sell
24,000
-1,900
-7% -$21.1K ﹤0.01% 9927
2024
Q1 		$308K Buy
25,900
+10,000
+63% +$86.4K ﹤0.01% 9645
2023
Q4 		$125K Sell
15,900
-44,000
-73% -$372K ﹤0.01% 11140
2023
Q3 		$626K Sell
59,900
-12,500
-17% -$138K ﹤0.01% 7712
2023
Q2 		$795K Buy
72,400
+27,400
+61% +$286K ﹤0.01% 7209
2023
Q1 		$530K Buy
+45,000
New +$293K ﹤0.01% 8426

Other funds holding PESI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
MCO
MAK Capital One New York $679M AUM 29.02% 1-Year Est. Return
PGCM
Prescott Group Capital Management Tulsa, Oklahoma $1B AUM 51.95% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
HA
Heartland Advisors Milwaukee, Wisconsin $1.96B AUM 28.26% 1-Year Est. Return
Diamond Hill Capital Management
Diamond Hill Capital Management Columbus, Ohio $16B AUM 4.15% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
PCM
Potomac Capital Management New York $115M AUM
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return

Susquehanna International Group's PESI Position: Q1 2026 in Review

Susquehanna International Group reduced its Perma-Fix Environmental Services (PESI) stake by 89% in Q1 2026, selling an estimated $1.2M and leaving 11,098 shares worth $119K. The position accounts for ﹤0.01% of the portfolio, ranked #12221.

Susquehanna International Group first reported a position in PESI in Q2 2013 and has held it in 21 quarters since. The position peaked at $1.31M in Q1 2024. 85 funds tracked by Wall St. Rank hold PESI as of Q1 2026.

  • Susquehanna International Group held 11,098 shares of Perma-Fix Environmental Services worth $119K as of Q1 2026.
  • Susquehanna International Group sold 87,171 Perma-Fix Environmental Services shares in Q1 2026, an estimated $1.2M.
  • Perma-Fix Environmental Services made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #12221 holding.
  • Susquehanna International Group first reported a position in Perma-Fix Environmental Services in Q2 2013 and has held it in 21 quarters since.
  • Susquehanna International Group's Perma-Fix Environmental Services position peaked at $1.31M in Q1 2024.
  • 85 funds tracked by Wall St. Rank held Perma-Fix Environmental Services as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.