Who Owns PESI?
Perma-Fix Environmental Services, Inc. — Institutional Ownership & 13F Holdings
$12.43
-0.26 (-2.05%)
Market Cap
$243.5M
Shares Outstanding
18,547,500
Institutional Holders
75
Total Inst. Value
$44.8M
% of Float Held
—
QoQ Holder Change
+39
Institutional data as of Q1 2025
New Positions
17
Closed Positions
11
Increased
27
Decreased
18
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | BlackRock, Inc. | $7.9M | 1,092,522 |
| 2 | VANGUARD GROUP INC | $6.4M | 885,387 |
| 3 | PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | $5.6M | 777,142 |
| 4 | HEARTLAND ADVISORS INC | $3.3M | 455,400 |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $2.9M | 393,178 |
| 6 | VAN ECK ASSOCIATES CORPNew | $1.6M | 220,012 |
| 7 | STATE STREET CORP | $1.4M | 192,274 |
| 8 | ESSEX INVESTMENT MANAGEMENT CO LLC | $1.4M | 191,087 |
| 9 | PERRITT CAPITAL MANAGEMENT INC | $1.4M | 187,700 |
| 10 | Ancora Advisors LLC | $1.1M | 157,845 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| BlackRock, Inc. | +63K | $7.9M |
| VANGUARD GROUP INC | +16K | $6.4M |
| PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. | +30K | $5.6M |
| HEARTLAND ADVISORS INC | +55K | $3.3M |
| GEODE CAPITAL MANAGEMENT, LLC | +66K | $2.9M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| Alyeska Investment Group, L.P. | -553K | $1.1M |
| THOMPSON SIEGEL & WALMSLEY LLC | -111K | $762K |
| MYDA Advisors LLC | -25K | $1K |
| RENAISSANCE TECHNOLOGIES LLC | -23K | $83K |
| GOLDMAN SACHS GROUP INC | -15K | $180K |
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Frequently Asked Questions
How many institutional investors hold PESI?
As of Q1 2025, 75 institutional investors report holding PESI (Perma-Fix Environmental Services, Inc.) in their 13F filings.
Which hedge fund owns the most PESI?
The largest institutional holder of PESI is BlackRock, Inc. with $7.9M in shares.
Are institutions buying or selling PESI?
This quarter, 17 institutions opened new positions in PESI and 11 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.