Security key
714157203
PERMA FIX ENVIRONMENTAL SERVICES INC - Common Shares (PESI)
CUSIP: 714157203
Q1 2022 13F Holders as of 31 Mar 2022
- Security type / class
- Equity / Common Shares
- Total 13F shares
- 3,751,593
- Total 13F value
- $20,746,000
- Share change
- +265,933
- SEC-reported price per share
- $5.53
- Number of holders
- 27
- Value change
- +$1,443,901
- Number of buys
- 11
- Number of sells
- 10
- Shares outstanding
- 18,515,922
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2022
Institutions
27
Top holders
10
PESI full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
PERMA FIX ENVIRONMENTAL SERVICES INC SEC filings
PERMA FIX ENVIRONMENTAL SERVICES INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 714157203
Recent filing periods:
Ownership snapshot
Top reported holders of PESI - PERMA FIX ENVIRONMENTAL SERVICES INC - Common Shares (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
HEARTLAND ADVISORS INC
Disclosed value leader
HEARTLAND ADVISORS INC
Comparable rows
15/15
Latest evidence
31 Dec 2021
13F
Lead comparable stake: 6.2%
Showing 1-6 of 15 holder rows.
Quick read
HEARTLAND ADVISORS INC leads the comparable SEC ownership view at 6.2%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens HEARTLAND ADVISORS INC's linked filing trail.
Comparable ownership
Top 5
HEARTLAND ADVISORS INC
6.2%
PUNCH & ASSOCIATES INVESTMENT MAN...
2.5%
VANGUARD GROUP INC
2.4%
BlackRock Finance, Inc.
1.6%
Potomac Capital Management, Inc.
1.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| HEARTLAND ADVISORS INC |
13F
Company
|
6.2%
|
$7,245,000
1,144,500 shares
|
— | 31 Dec 2021 |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. |
13F
Company
|
2.5%
|
$2,877,000
454,500 shares
|
— | 31 Dec 2021 |
| VANGUARD GROUP INC |
13F
Company
|
2.4%
|
$2,786,000
440,124 shares
|
— | 31 Dec 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
1.6%
|
$1,926,000
304,341 shares
|
— | 31 Dec 2021 |
| Potomac Capital Management, Inc. |
13F
Company
|
1.1%
|
$1,289,000
203,700 shares
|
— | 31 Dec 2021 |
| PERRITT CAPITAL MANAGEMENT INC |
13F
Company
|
0.89%
|
$1,039,000
164,100 shares
|
— | 31 Dec 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
27
Shares
3,751,593
Rows available
27
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2022 vs Q1 2022 Across Filers
Q1 2022 holders
27
Q1 2022 holders
27
Holder diff
0
| Investor | Q1 2022 Shares | Q1 2022 Shares | Share Diff | Share Chg % | Q1 2022 value | Q1 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend