HEARTLAND ADVISORS INC
Position in PESI — Perma Fix Environmental Services Inc
CIK 937394
MILWAUKEE, WI
Position in PESI
as of Mar 31, 2026
· filed May 6, 2026
Position Value
$4,276,000
-$760,000 QoQ
Shares Held
400,000
0.0% QoQ
Ownership
2.15%
of shares outstanding
% of Portfolio
0.22%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PESI Over Time
Shares Held
Position Value (USD)
Position in Waste Management
Industrials · as of Mar 31, 2026HEARTLAND ADVISORS INC holds $4,276,000 across 1 Waste Management name. PESI ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PESI |
Perma Fix Environmental Services Inc
This page
|
400,000 | $4,276,000 |
All Filings in PESI
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25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $4,276,000 | 400,000 | Shares | Defined | 2026-05-06 | |
| 2025-12-31 | $5,036,000 | 400,000 | Shares | Defined | 2026-02-11 | |
| 2025-09-30 | $4,628,325 | 458,250 | Shares | Defined | 2025-11-07 | |
| 2025-06-30 | $5,061,698 | 481,150 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $3,310,758 | 455,400 | Shares | Defined | 2025-05-07 | |
| 2024-12-31 | $4,428,000 | 400,000 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $6,135,000 | 500,000 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $5,065,000 | 500,000 | Shares | Defined | 2024-08-08 | |
| 2024-03-31 | $5,945,000 | 500,000 | Shares | Defined | 2024-05-07 | |
| 2023-12-31 | $3,930,000 | 500,000 | Shares | Defined | 2024-02-08 | |
| 2023-09-30 | $5,225,000 | 500,000 | Shares | Defined | 2023-11-08 | |
| 2023-06-30 | $5,825,790 | 530,582 | Shares | Defined | 2023-08-10 | |
| 2023-03-31 | $7,990,374 | 678,300 | Shares | Defined | 2023-05-11 | |
| 2022-12-31 | $3,920,065 | 1,110,500 | Shares | Defined | 2023-02-08 | |
| 2022-09-30 | $4,999,680 | 1,116,000 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $5,872,485 | 1,131,500 | Shares | Defined | 2022-08-12 | |
| 2022-03-31 | $6,329,085 | 1,144,500 | Shares | Defined | 2022-05-12 | |
| 2021-12-31 | $7,244,685 | 1,144,500 | Shares | Defined | 2022-02-09 | |
| 2021-09-30 | $7,928,861 | 1,192,310 | Shares | Defined | 2021-11-09 | |
| 2021-06-30 | $9,175,523 | 1,283,290 | Shares | Defined | 2021-08-11 | |
| 2021-03-31 | $9,859,802 | 1,345,130 | Shares | Defined | 2021-05-12 | |
| 2020-12-31 | $8,074,604 | 1,352,530 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $9,528,991 | 1,351,630 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $8,866,316 | 1,387,530 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $7,251,434 | 1,391,830 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||