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

Vanguard Portfolio 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 		$1.73M Buy
121,267
+20,949
+21% +$234K ﹤0.01% 2791
2026
Q1 		$1.07M Buy
+100,318
New +$1.38M ﹤0.01% 2772

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

Vanguard Portfolio Management's PESI Position: Q2 2026 in Review

Vanguard Portfolio Management increased its Perma-Fix Environmental Services (PESI) stake by 21% in Q2 2026, buying an estimated $234K and bringing the position to 121,267 shares worth $1.73M. The position accounts for ﹤0.01% of the portfolio, ranked #2791.

Vanguard Portfolio Management first reported a position in PESI in Q1 2026 and has held it in 2 quarters since. 88 funds tracked by Wall St. Rank hold PESI as of Q2 2026.

  • Vanguard Portfolio Management held 121,267 shares of Perma-Fix Environmental Services worth $1.73M as of Q2 2026.
  • Vanguard Portfolio Management bought 20,949 Perma-Fix Environmental Services shares in Q2 2026, an estimated $234K.
  • Perma-Fix Environmental Services made up ﹤0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #2791 holding.
  • Vanguard Portfolio Management first reported a position in Perma-Fix Environmental Services in Q1 2026 and has held it in 2 quarters since.
  • 88 funds tracked by Wall St. Rank held Perma-Fix Environmental Services as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.