PESIPERMA-FIX ENVIRONMENTAL SVCS
CUSIP 714157203 · Yahoo Finance ↗ · Google Finance ↗
Perma-Fix Environmental Svcs (PESI) has 84 institutional holders in Filings Flow’s 13F database, together reporting 7.61M shares worth $81M as of Q1 2026. The largest reported holders are Blackrock, Inc., Vanguard Group Inc, and Mak Capital One LLC.
Institutional Holders
84
Q1 2026
Reported Value
$81M
Ticker
PESI
Quarters Tracked
10
Ownership Trend
Institutional holders
Total reported value
Holders
Mixed quarters
| Manager | % of Portfolio | Value | Shares | Quarter |
|---|---|---|---|---|
| Potomac Capital Management, Inc.$115M AUM | 2.76% | $3M | 296.7K | Q1 2026OLDER |
| MAK CAPITAL ONE LLC$679M AUM | 1.45% | $10M | 918.7K | Q1 2026OLDER |
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.$1.0B AUM | 0.83% | $8M | 777.1K | Q1 2026OLDER |
| ESSEX INVESTMENT MANAGEMENT CO LLC$632M AUM | 0.30% | $2M | 196.2K | Q3 2025OLDER |
| HEARTLAND ADVISORS INC$2.0B AUM | 0.22% | $4M | 400.0K | Q1 2026OLDER |
| MYDA Advisors LLC$608M AUM | 0.21% | $1M | 120.0K | Q1 2026OLDER |
| GatePass Capital, LLC$214M AUM | 0.15% | $317,938 | 29.7K | Q1 2026OLDER |
| Informed Momentum Co LLC$866M AUM | 0.09% | $815,631 | 64.8K | Q4 2025OLDER |
| BLUE SQUARE ASSET MANAGEMENT, LLC$211M AUM | 0.09% | $203,010 | 20.1K | Q3 2025OLDER |
| Greenhaven Road Investment Management, L.P.$145M AUM | 0.08% | $120,452 | 11.3K | Q1 2026OLDER |
| North Star Investment Management Corp.$1.7B AUM | 0.08% | $1M | 120.5K | Q1 2026OLDER |
| Legato Capital Management LLC$1.1B AUM | 0.06% | $570,236 | 56.5K | Q3 2025OLDER |
| CORSAIR CAPITAL MANAGEMENT, L.P.$673M AUM | 0.06% | $402,468 | 37.6K | Q1 2026OLDER |
| Oxler Private Wealth LLC$319M AUM | 0.06% | $181,784 | 17.0K | Q1 2026OLDER |
| GUIDANCE CAPITAL, INC$446M AUM | 0.05% | $210,785 | 16.3K | Q1 2026OLDER |
| Pale Fire Capital SE$1.1B AUM | 0.05% | $519,812 | 48.6K | Q1 2026OLDER |
| Brookwood Investment Group LLC$810M AUM | 0.03% | $262,791 | 20.9K | Q4 2025OLDER |
| Fermata Advisors, LLC$495M AUM | 0.03% | $138,286 | 12.9K | Q1 2026OLDER |
| ARS Investment Partners, LLC$2.3B AUM | 0.03% | $455,066 | 36.1K | Q4 2025OLDER |
| DIAMOND HILL CAPITAL MANAGEMENT INC$16.0B AUM | 0.02% | $4M | 356.0K | Q1 2026OLDER |
| Rothschild Wealth LLC$1.1B AUM | 0.02% | $220,214 | 20.6K | Q1 2026OLDER |
| Ancora Advisors LLC$4.7B AUM | 0.02% | $729,301 | 57.9K | Q4 2025OLDER |
| Quent Capital, LLC$1.4B AUM | 0.01% | $173,167 | 16.2K | Q1 2026OLDER |
| GROUP ONE TRADING LLC$52.2B AUM | 0.01% | $3M | 247.7K | Q1 2026OLDER |
| Trexquant Investment LP$13.9B AUM | 0.00% | $425,776 | 42.2K | Q3 2025OLDER |
| BAILARD, INC.$4.4B AUM | 0.00% | $190,282 | 17.8K | Q1 2026OLDER |
| XTX Topco Ltd$5.8B AUM | 0.00% | $248,297 | 23.2K | Q1 2026OLDER |
| VAN ECK ASSOCIATES CORP$133M AUM | 0.00% | $2,225 | 220.3K | Q3 2025OLDER |
| LOS ANGELES CAPITAL MANAGEMENT LLC$25.4B AUM | 0.00% | $321,555 | 23.0K | Q4 2025OLDER |
| Vident Advisory, LLC$11.7B AUM | 0.00% | $111,069 | 10.4K | Q1 2026OLDER |
| Squarepoint Ops LLC$85.1B AUM | 0.00% | $555,239 | 51.9K | Q1 2026OLDER |
| Verition Fund Management LLC$15.4B AUM | 0.00% | $146,006 | 14.5K | Q3 2025OLDER |
| FLAGSHIP HARBOR ADVISORS, LLC$2.3B AUM | 0.00% | $11,457 | 910 | Q4 2025OLDER |
| Police & Firemen's Retirement System of New Jersey$11.7B AUM | 0.00% | $60,388 | 5.6K | Q1 2026OLDER |
| SEI INVESTMENTS CO$108.4B AUM | 0.00% | $496,575 | 39.4K | Q4 2025OLDER |
| Tower Research Capital LLC (TRC)$3.8B AUM | 0.00% | $16,334 | 1.5K | Q1 2026OLDER |
| D. E. Shaw & Co., Inc.$166.3B AUM | 0.00% | $673,352 | 63.0K | Q1 2026OLDER |
| Ameritas Investment Partners, Inc.$3.3B AUM | 0.00% | $13,170 | 1.2K | Q1 2026OLDER |
| DIMENSIONAL FUND ADVISORS LP$481.4B AUM | 0.00% | $2M | 163.8K | Q1 2026OLDER |
| BROWN ADVISORY INC$60.9B AUM | 0.00% | $213,800 | 20.0K | Q1 2026OLDER |
| VANGUARD FIDUCIARY TRUST CO$396.1B AUM | 0.00% | $1M | 119.3K | Q1 2026OLDER |
| GEODE CAPITAL MANAGEMENT, LLC$1.61T AUM | 0.00% | $5M | 432.7K | Q1 2026OLDER |
| Torren Management, LLC$201M AUM | 0.00% | $567 | 53 | Q1 2026OLDER |
| MetLife Investment Management, LLC$19.6B AUM | 0.00% | $52,616 | 4.9K | Q1 2026OLDER |
| OSAIC HOLDINGS, INC.$68.3B AUM | 0.00% | $171,040 | 16.0K | Q1 2026OLDER |
| SIMPLEX TRADING, LLC$149.1B AUM | 0.00% | $334,789 | 31.3K | Q1 2026OLDER |
| BlackRock, Inc.$5.72T AUM | 0.00% | $13M | 1.17M | Q1 2026OLDER |
| MILLENNIUM MANAGEMENT LLC$240.3B AUM | 0.00% | $486,188 | 38.6K | Q4 2025OLDER |
| VANGUARD CAPITAL MANAGEMENT LLC$4.04T AUM | 0.00% | $8M | 759.4K | Q1 2026OLDER |
| RHUMBLINE ADVISERS$116.9B AUM | 0.00% | $228,865 | 21.4K | Q1 2026OLDER |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM | 0.00% | $2M | 161.6K | Q1 2026OLDER |
| NORTHERN TRUST CORP$756.6B AUM | 0.00% | $1M | 129.6K | Q1 2026OLDER |
| VANGUARD GROUP INC$6.90T AUM | 0.00% | $12M | 968.1K | Q4 2025OLDER |
| GOLDMAN SACHS GROUP INC$870.9B AUM | 0.00% | $2M | 142.7K | Q1 2026OLDER |
| CITADEL ADVISORS LLC$618.5B AUM | 0.00% | $906,651 | 84.8K | Q1 2026OLDER |
| STATE STREET CORP$2.90T AUM | 0.00% | $4M | 335.5K | Q1 2026OLDER |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.$73.7B AUM | 0.00% | $87,904 | 8.2K | Q1 2026OLDER |
| GAMMA Investing LLC$2.7B AUM | 0.00% | $3,058 | 214 | Q2 2026 |
| Global Retirement Partners, LLC$5.6B AUM | 0.00% | $6,295 | 500 | Q4 2025OLDER |
| JANE STREET GROUP, LLC$777.2B AUM | 0.00% | $850,122 | 79.5K | Q1 2026OLDER |
| Sterling Capital Management LLC$5.3B AUM | 0.00% | $5,356 | 501 | Q1 2026OLDER |
| UBS Group AG$666.3B AUM | 0.00% | $663,657 | 62.1K | Q1 2026OLDER |
| Bank of New York Mellon Corp$543.9B AUM | 0.00% | $431,647 | 40.4K | Q1 2026OLDER |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC$654.5B AUM | 0.00% | $465,977 | 43.6K | Q1 2026OLDER |
| NEW YORK STATE COMMON RETIREMENT FUND$71.6B AUM | 0.00% | $47,036 | 4.4K | Q1 2026OLDER |
| IMC-Chicago, LLC$278.4B AUM | 0.00% | $181,014 | 16.9K | Q1 2026OLDER |
| Nuveen, LLC$369.3B AUM | 0.00% | $240,033 | 22.5K | Q1 2026OLDER |
| AMERICAN CENTURY COMPANIES INC$194.3B AUM | 0.00% | $114,298 | 10.7K | Q1 2026OLDER |
| VANGUARD PORTFOLIO MANAGEMENT LLC$1.91T AUM | 0.00% | $1M | 100.3K | Q1 2026OLDER |
| DEUTSCHE BANK AG\$302.7B AUM | 0.00% | $156,298 | 14.6K | Q1 2026OLDER |
| MORGAN STANLEY$1.67T AUM | 0.00% | $840,144 | 66.7K | Q1 2026OLDER |
| WELLS FARGO & COMPANY/MN$530.3B AUM | 0.00% | $222,673 | 20.8K | Q2 2026 |
| BANK OF AMERICA CORP /DE/$1.37T AUM | 0.00% | $483,081 | 45.2K | Q1 2026OLDER |
| Vanguard Global Advisers, LLC$186.5B AUM | 0.00% | $61,382 | 5.7K | Q1 2026OLDER |
| Caitong International Asset Management Co., Ltd$541M AUM | 0.00% | $150 | 14 | Q1 2026OLDER |
| Russell Investments Group, Ltd.$93.1B AUM | 0.00% | $18,514 | 1.7K | Q1 2026OLDER |
| BNP PARIBAS FINANCIAL MARKETS$205.8B AUM | 0.00% | $39,222 | 3.7K | Q1 2026OLDER |
| Invesco Ltd.$653.3B AUM | 0.00% | $119,033 | 11.1K | Q1 2026OLDER |
| PRICE T ROWE ASSOCIATES INC /MD/$865M AUM | 0.00% | $120 | 11.2K | Q1 2026OLDER |
| ROTHSCHILD INVESTMENT LLC$1.9B AUM | 0.00% | $214 | 20 | Q1 2026OLDER |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM$94.5B AUM | 0.00% | $10,006 | 936 | Q1 2026OLDER |
| Rockefeller Capital Management L.P.$56.4B AUM | 0.00% | $5,345 | 500 | Q1 2026OLDER |
| BARCLAYS PLC$416.3B AUM | 0.00% | $34,988 | 3.3K | Q1 2026OLDER |
| CWM, LLC$38.1B AUM | 0.00% | $2,085 | 195 | Q1 2026OLDER |
| MORGAN DEMPSEY CAPITAL MANAGEMENT LLC$220M AUM | 0.00% | $11 | 1 | Q1 2026OLDER |
| Sunbelt Securities, Inc.$1.6B AUM | 0.00% | $75 | 7 | Q1 2026OLDER |
| JPMORGAN CHASE & CO$1.56T AUM | 0.00% | $73,652 | 7.1K | Q1 2026OLDER |
| Legal & General Group Plc$432.4B AUM | 0.00% | $16,655 | 1.6K | Q1 2026OLDER |
| CITIGROUP INC$234.5B AUM | 0.00% | $8,755 | 819 | Q1 2026OLDER |
| Arax Advisory Partners$3.5B AUM | 0.00% | $113 | 9 | Q4 2025OLDER |
| NISA INVESTMENT ADVISORS, LLC$27.0B AUM | 0.00% | $759 | 71 | Q1 2026OLDER |
| FMR LLC$1.90T AUM | 0.00% | $50,521 | 4.7K | Q1 2026OLDER |
| CoreCap Advisors, LLC$3.4B AUM | 0.00% | $71 | 5 | Q2 2026 |
| EverSource Wealth Advisors, LLC$3.3B AUM | 0.00% | $38 | 3 | Q4 2025OLDER |
| JONES FINANCIAL COMPANIES LLLP$208.1B AUM | 0.00% | $1,491 | 140 | Q1 2026OLDER |
| Optiver Holding B.V.$289.5B AUM | 0.00% | $1,817 | 170 | Q2 2026 |
| SBI Securities Co., Ltd.$3.6B AUM | 0.00% | $11 | 1 | Q1 2026OLDER |
| Farther Finance Advisors, LLC$10.6B AUM | 0.00% | $22 | 2 | Q1 2026OLDER |
| ROYAL BANK OF CANADA$570.1B AUM | 0.00% | $1,000 | 50 | Q1 2026OLDER |
| PNC FINANCIAL SERVICES GROUP, INC.$173.2B AUM | 0.00% | $86 | 8 | Q1 2026OLDER |
Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.