PESI PERMA FIX ENVIRONMENTAL SERVICES INC: institutional ownership and insider trading
95 funds reported holding $151M of PERMA FIX ENVIRONMENTAL SERVICES INC in their latest 13F filings; in Q2 2026 funds net bought $25.6M, with 13 new positions and 9 funds selling out; over the last 12 months insiders bought $0 and sold $0 on the open market; over its last four quarters it reported revenue of −$3.85M and net income of −$21.2M.
PESI revenue and earnings
- Quarter ended Jun 30, 2026: revenue $12.9M, net income −$6.20M, EPS -0.32
- Quarter ended Mar 31, 2026: revenue $11.1M, net income −$7.49M, EPS -0.40
- Quarter ended Dec 31, 2025: revenue −$45.3M, net income −$5.66M, EPS -0.31
- Quarter ended Sep 30, 2025: revenue $17.5M, net income −$1.84M, EPS -0.10
Famous investors holding PESI
- Ken Griffin (Citadel Advisors): $2.38M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $355K, 0.0% of the portfolio
Largest institutional holders of PESI
- BlackRock, Inc. (BLK) — $17.9M
- MAK CAPITAL ONE LLC — $14.8M
- VANGUARD GROUP INC — $12.2M
- VANGUARD CAPITAL MANAGEMENT LLC — $11.6M
- PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C. — $11.1M
- DIAMOND HILL CAPITAL MANAGEMENT INC — $9.18M
- KENNEDY CAPITAL MANAGEMENT LLC — $8.73M
- Potomac Capital Management, Inc. — $6.82M
- GEODE CAPITAL MANAGEMENT, LLC — $6.51M
- HEARTLAND ADVISORS INC — $5.72M
Recent PESI insider trades
- Sep 16, 2025: Duggan Kerry C sold 5,653 shares ($48.6K)
- Sep 11, 2025: Shelton Larry bought 1,000 shares ($8.58K)
- Sep 11, 2025: Duff Mark bought 897 shares ($7.22K)
- Sep 9, 2025: Shelton Larry bought 1,000 shares ($9.61K)
5%+ owners
- HOLD Alapkezelo Zrt.: 10.6% (Schedule 13G/A, filed Aug 27, 2026)
- MAK Capital Fund LP: 5.5% (Schedule 13G/A, filed Aug 7, 2026)
Who owns the most PESI stock?
The largest institutional holders of PERMA FIX ENVIRONMENTAL SERVICES INC in the latest 13F filings are BlackRock, Inc. (BLK) ($17.9M), MAK CAPITAL ONE LLC ($14.8M), VANGUARD GROUP INC ($12.2M).
Are insiders buying or selling PESI?
No open-market insider buys or sells of PERMA FIX ENVIRONMENTAL SERVICES INC were reported in the last 12 months.
Which famous investors own PESI?
Ken Griffin, D. E. Shaw.
What was PESI's revenue last quarter?
PERMA FIX ENVIRONMENTAL SERVICES INC reported revenue of $12.9M for the quarter ended June 30, 2026, with net income of −$6.20M.
Which ETFs hold PESI?
7 ETFs and mutual funds hold it among their top 100 positions, including HNTVX, DHSCX, AFMCX, NSMVX.