CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in PESI — Perma Fix Environmental Services Inc
CIK 1081019
WEST SACRAMENTO, CA
Position in PESI
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$10,005
-$3,403 QoQ
Shares Held
936
-12.1% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
8 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, 2026CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $231,590,405 across 9 Waste Management names. PESI ranks #8 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WM |
Waste Management Inc
|
464,922 | $106,834,426 | |
| 2 | RSG |
Republic Services, Inc.
|
251,568 | $55,098,423 | |
| 3 | WCN |
Waste Connections, Inc.
|
282,171 | $45,835,857 | |
| 4 | CLH |
Clean Harbors Inc
|
59,158 | $16,962,373 | |
| 5 | CWST |
Casella Waste Systems Inc
|
74,027 | $5,873,302 | |
| 6 | ONT |
Onterris, Inc.
|
29,816 | $652,672 | |
| 7 | ABAT |
AMERICAN BATTERY TECHNOLOGY Co
|
115,895 | $323,347 | |
| 8 | PESI |
Perma Fix Environmental Services Inc
This page
|
936 | $10,005 |
All Filings in PESI
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $10,005 | 936 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $13,408 | 1,065 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $10,857 | 1,075 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $11,298 | 1,074 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $7,807 | 1,074 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $11,889 | 1,074 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $13,177 | 1,074 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $9,238 | 912 | Shares | Sole | 2025-04-08 | |
| No filing history on record for this holder in this stock. | ||||||