CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in ATEX — Anterix Inc.
CIK 1081019
WEST SACRAMENTO, CA
Position in ATEX
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$23,257
+$8,129 QoQ
Shares Held
609
-12.1% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.00%
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 ATEX Over Time
Shares Held
Position Value (USD)
Position in Telecom Services
Communication Services · as of Mar 31, 2026CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $1,075,965,113 across 25 Telecom Services names. ATEX ranks #23 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VZ |
Verizon Communications Inc
|
6,593,058 | $330,971,511 | |
| 2 | T |
At&T Inc.
|
10,945,219 | $317,301,898 | |
| 3 | CMCSA |
Comcast Corp
|
5,848,369 | $167,906,673 | |
| 4 | TMUS |
T-Mobile US, Inc.
|
785,248 | $164,925,637 | |
| 5 | ECHO |
EchoStar CORP
|
206,835 | $24,214,173 | |
| 6 | CHTR |
Charter Communications, Inc. /Mo/
|
111,998 | $24,178,128 | |
| 7 | TIGO |
Millicom International Cellular SA
|
112,554 | $8,434,796 | |
| 8 | LBRDA |
Liberty Broadband Corp
|
157,599 | $7,925,725 |
All Filings in ATEX
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $23,257 | 609 | Shares | Sole | 2026-05-18 | |
| 2025-12-31 | $15,128 | 693 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $17,390 | 810 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $205,815 | 8,024 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $320,982 | 8,770 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $268,975 | 8,770 | Shares | Sole | 2025-03-18 | |
| 2024-09-30 | $394,413 | 10,473 | Shares | Sole | 2025-04-04 | |
| 2024-06-30 | $433,827 | 10,958 | Shares | Sole | 2025-04-08 | |
| 2024-03-31 | $440,627 | 13,110 | Shares | Sole | 2024-05-16 | |
| 2023-12-31 | $465,613 | 13,974 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $458,901 | 14,624 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $562,022 | 17,735 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $611,339 | 18,503 | Shares | Sole | 2023-05-09 | |
| 2022-12-31 | $606,854 | 18,864 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $666,892 | 18,670 | Shares | Sole | 2022-11-21 | |
| 2022-06-30 | $661,719 | 16,112 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $881,585 | 15,226 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $961,842 | 16,369 | Shares | Sole | 2022-02-15 | |
| 2021-09-30 | $942,610 | 15,529 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $920,426 | 15,343 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $775,970 | 16,454 | Shares | Sole | 2021-05-18 | |
| 2020-12-31 | $618,670 | 16,454 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $538,210 | 16,454 | Shares | Sole | 2020-11-17 | |
| 2020-06-30 | $911,107 | 20,095 | Shares | Sole | 2020-08-17 | |
| 2020-03-31 | $741,498 | 16,236 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||