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

Millennium 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
Q1 		– Sell
-38,617
Closed -$486K – 6217
2025
Q4 		$486K Buy
+38,617
New +$492K ﹤0.01% 4958
2025
Q2 		– Sell
-16,148
Closed -$117K – 6215
2025
Q1 		$117K Buy
+16,148
New +$145K ﹤0.01% 5410
2024
Q2 		– Sell
-86,250
Closed -$1.03M – 6372
2024
Q1 		$1.03M Buy
86,250
+38,348
+80% +$331K ﹤0.01% 4270
2023
Q4 		$377K Sell
47,902
-22,315
-32% -$189K ﹤0.01% 4826
2023
Q3 		$734K Buy
+70,217
New +$774K ﹤0.01% 4402
2023
Q1 		– Sell
-40,518
Closed -$143K – 6729
2022
Q4 		$143K Buy
+40,518
New +$156K ﹤0.01% 5461
2013
Q4 		– Sell
-160,000
Closed -$587K – 3697
2013
Q3 		$587K Sell
160,000
-172,491
-52% -$436K ﹤0.01% 2437
2013
Q2 		$598K Buy
+332,491
New +$1.17M ﹤0.01% 2238

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

Millennium Management's PESI Position: Q1 2026 in Review

Millennium Management sold out of Perma-Fix Environmental Services (PESI) in Q1 2026, closing a stake of 38,617 shares — an estimated $486K sold.

Millennium Management first reported a position in PESI in Q2 2013 and held it in 8 quarters. The position peaked at $1.03M in Q1 2024. 85 funds tracked by Wall St. Rank hold PESI as of Q1 2026.

  • Millennium Management reported no remaining Perma-Fix Environmental Services position as of Q1 2026 after selling out during the quarter.
  • Millennium Management sold 38,617 Perma-Fix Environmental Services shares in Q1 2026, an estimated $486K.
  • Millennium Management first reported a position in Perma-Fix Environmental Services in Q2 2013 and held it in 8 quarters.
  • Millennium Management's Perma-Fix Environmental Services position peaked at $1.03M in Q1 2024.
  • 85 funds tracked by Wall St. Rank held Perma-Fix Environmental Services as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.