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PESI · Perma Fix Environmental Services Inc
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PESI Perma FIX Environmental Services (PESI) Insider Trading, Ownership & Congress Trades

Utilities · Hazardous waste management · CIK 0000891532
SEC filings
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
49
13F, latest reported quarter
Conversions, 180 days
1
Codes C/M, not in net · $11.0K priced

Perma FIX Environmental Services insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

No insider purchases or sales are on record for PERMA FIX ENVIRONMENTAL SERVICES INC in the period covered. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
SELL
2025-09-16 SEC
5,653
$48.6K
+49.2%
Context
  • First Form 4 purchase or sale (code P or S) here by this insider on our record.
  • The trade is 153.6% of the 3,680 shares held after it.
  • No other insider sold within 30 days.
  • 49 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Duggan Kerry C sold about $48.6K of PESI on Sep 16, 2025, the largest insider sale at the company since 2023; 49 funds added in the latest 13F quarter.
President and CEO
BUY
2025-09-12 SECtraded 2025-09-11
897
$7.2K
+39.7%
Context
  • 22 earlier Form 4 trades (code P or S) here by this insider (22 buys), the last on Mar 21, 2025.
  • +11.8% median (+16.3% mean) 90-day return after 11 previous buys.
  • The trade is 0.7% of the 134,556 shares held after it.
  • 1 other insider bought within 30 days.
  • 49 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: President and CEO Duff Mark bought about $7.2K of PESI on Sep 11, 2025; 1 other insider bought within 30 days and 49 funds added in the latest 13F quarter.
BUY
2025-09-12 SECtraded 2025-09-11
1,000
$8.6K
+39.7%
Context
  • 4 earlier Form 4 trades (code P or S) here by this insider (4 buys), the last on Sep 9, 2025.
  • +2.0% median (+9.1% mean) 90-day return after 4 previous buys.
  • The trade is 0.5% of the 189,880 shares held after it.
  • 1 other insider bought within 30 days.
  • 49 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Shelton Larry bought about $8.6K of PESI on Sep 11, 2025; 1 other insider bought within 30 days and 49 funds added in the latest 13F quarter.
BUY
2025-09-10 SECtraded 2025-09-09
1,000
$9.6K
+49.2%
Context
  • 3 earlier Form 4 trades (code P or S) here by this insider (3 buys), the last on Dec 1, 2023.
  • -7.8% median (-1.7% mean) 90-day return after 3 previous buys.
  • The trade is 0.5% of the 188,880 shares held after it.
  • 1 other insider bought within 30 days.
  • 49 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Shelton Larry bought about $9.6K of PESI on Sep 9, 2025; 1 other insider bought within 30 days and 49 funds added in the latest 13F quarter.
SELL
2025-06-02 SECtraded 2025-05-30
16,634
-
+23.9%
51 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
Showing the latest few. to see 46 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
no insider buys or sells on file
Congress
no House purchase disclosed in the last 12 months
Funds
49 funds bought in last quarter
below 81% of Utilities
Revenue
+4.3% year over year
below 64% of Utilities
Margin
-22.3% net margin
below 89% of Utilities
Buybacks
no share repurchases reported
Short interest
17.8% of the float short (float per yahoo 2026-10-27) · 11.4 days to cover · settled 2026-10-15
more than 97% of Utilities
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch PESI

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-12.6%12M
-38%-13%+13%+39%2025-102025-122026-022026-042026-062026-082026-10
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns PESI: institutional holders (13F)

13F holdings, latest reported quarter
1,252,756 sh
$17.9M
$14.8M

Congress trades in PESI

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

PESI planned insider sales (Form 144)

No planned-sale notices
No insider has filed to sell. Watch this after a run-up.

PESI mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
DIAMOND HILL SMALL CAP FUND
$4.2M position · as of 2026-06-30
1.4%
ACUITAS US MICROCAP FUND
$1.2M position · as of 2026-06-30
1.0%
North Star Micro Cap Fund
$1.1M position · as of 2026-05-31
0.6%
NORTH SQUARE KENNEDY MICROCAP FUND
$179.1K position · as of 2026-05-31
0.5%
Heartland Value Fund
$5.7M position · as of 2026-06-30
0.5%
Small Company Value Portfolio
$100.9K position · as of 2026-06-30
0.4%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Corporate PAC
The company's PAC: committee totals only, never individual donors (FEC).
Perma-Fix Environmental Services Inc Political Action Committee
Cycle 2026 · $2K spent
$0
Federal Election Commission, matched by the PAC's connected organisation
Executive pay vs shareholder return
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$453.1K
$510.7K
$421.1K
+257%
n/a
2024
$456.5K
$701.9K
$339.3K
+214%
n/a
2023
$748.1K
$999.7K
$542.3K
+123%
n/a
2022
$416.1K
$277.0K
$317.1K
-44%
n/a
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
The complete filing record, in one place.
The record shows 49 funds added last quarter. Each figure is a federal filing, dated the day it went public.
Same sector, ranked by filing activity
Sector by SEC SIC code

PESI financials

Revenue growth
+4.3%
XBRL, annual
Net margin
-22.3%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$57.2M
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
-37.0%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
-$21.7M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.03x
long-term 2026-06-30 plus current 2026-06-30; equity 2026-06-30
Cash flow to debt
-8.11x
TTM operating cash flow over long-term 2026-06-30 plus current 2026-06-30
Return on equity
-36.8%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
-22.1%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
pre-tax loss, no effective tax rate to apply
Return on capital employed
-26.5%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Enterprise value
$259.3M
market value at close 2026-10-26 on 2026-08-07 shares, plus long-term 2026-06-30 plus current 2026-06-30, minus cash 2023-09-30
FCF yield
-8.4%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-122024-122023-122022-12
Revenue$61.7M$59.1M$89.7M$70.6M
Gross profit$6.0M$2.0K$16.4M$9.6M
Operating income-$11.7M-$15.7M$756.0K-$5.4M
Net income-$13.8M-$20.0M$485.0K-$3.8M
EPS (diluted)-0.75-1.330.04-0.29
Operating cash flow-$10.8M-$14.7M$6.5M-$553.0K
Cashn/an/an/a$1.9M
Long-term debt$1.3M$1.8M$2.0M$563.0K
SEC XBRL, fiscal years, as known on 2026-10-28

PESI Stock Sonar score 5/7 axes

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PESI ranks highest on risk and compliance (57th percentile) and financial health (49th), and lowest on profitability (11th), among Utilities peers.

ProfitHealthGrowthInstitutionsRisk
Profitability
11
Inputs
  • Return on equity-36.8% · 12 pct, sector of 104
  • Return on assets-22.1% · 13 pct, sector of 120
  • Return on invested capitalpre-tax loss, no effective tax rate to apply
  • Return on capital employed-26.5% · 7 pct, sector of 107
Financial health
49
Inputs
  • Debt to equity0.03x · 96 pct, sector of 113
  • Cash flow to debt-8.11x · 2 pct, sector of 113
Growth
36
Inputs
  • Revenue growth, YoY+4.3% · 36 pct, sector of 119
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Institutional and government
18
Inputs
  • Funds adding, latest quarter49 · 19 pct, sector of 121
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quarters$220K · 17 pct, sector of 60
Risk and compliance
57
Inputs
  • Short interest, % of float+17.8% · 4 pct, sector of 162
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5y0.00 per $1B · 100 pct, sector of 106
  • New text in Risk Factors, latest 10-K+10.2% · 67 pct, sector of 111
2 not measured: Insider conviction, US patents
  • Insider conviction needs 1 of 2 inputs, 0 present: no Form 4 purchase or sale (code P or S) in 180 days; no insider trades in 180 days
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

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