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 		$119K Sell
11,098
-87,171
-89% -$1.2M ﹤0.01% 12221
2025
Q4 		$1.24M Buy
98,269
+81,151
+474% +$1.03M ﹤0.01% 6692
2025
Q3 		$173K Sell
17,118
-50,123
-75% -$554K ﹤0.01% 11137
2025
Q2 		$707K Buy
67,241
+14,027
+26% +$129K ﹤0.01% 8332
2025
Q1 		$387K Buy
53,214
+9,064
+21% +$81.4K ﹤0.01% 9471
2024
Q4 		$489K Buy
44,150
+10,111
+30% +$133K ﹤0.01% 8720
2024
Q3 		$418K Sell
34,039
-7,775
-19% -$83.1K ﹤0.01% 8899
2024
Q2 		$424K Sell
41,814
-68,429
-62% -$758K ﹤0.01% 8681
2024
Q1 		$1.31M Buy
110,243
+20,011
+22% +$173K ﹤0.01% 6282
2023
Q4 		$709K Buy
90,232
+6,435
+8% +$54.4K ﹤0.01% 7817
2023
Q3 		$876K Buy
83,797
+45,403
+118% +$500K ﹤0.01% 6919
2023
Q2 		$422K Sell
38,394
-29,386
-43% -$306K ﹤0.01% 8714
2023
Q1 		$798K Buy
67,780
+45,441
+203% +$296K ﹤0.01% 7417
2022
Q4 		$78.9K Sell
22,339
-697
-3% -$2.68K ﹤0.01% 11135
2022
Q3 		$103K Buy
+23,036
New +$118K ﹤0.01% 11681
2022
Q1 		– Sell
-12,613
Closed -$80K – 13729
2021
Q4 		$80K Buy
+12,613
New +$87.2K ﹤0.01% 12286
2021
Q1 		– Sell
-24,501
Closed -$146K – 12678
2020
Q4 		$146K Buy
24,501
+4,374
+22% +$28.7K ﹤0.01% 10268
2020
Q3 		$142K Buy
+20,127
New +$138K ﹤0.01% 9718
2018
Q1 		– Sell
-10,727
Closed -$39K – 9964
2017
Q4 		$39K Buy
+10,727
New +$40.7K ﹤0.01% 8972
2013
Q4 		– Sell
-2,727
Closed -$10K – 9216
2013
Q3 		$10K Sell
2,727
-619
-18% -$1.56K ﹤0.01% 8332
2013
Q2 		$6K Buy
+3,346
New +$11.7K ﹤0.01% 8101

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.