Skip to main content

CITADEL ADVISORS LLC

Position in ATEX — Anterix Inc.

CIK 1423053 MIAMI, FL

Position in ATEX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$927,901
-$5,226,913 QoQ
Shares Held
9,014
-94.4% QoQ
Ownership
0.046%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#75
of 171 holders
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATEX Over Time

Shares Held

Position Value (USD)

Derivatives in ATEX

reported options exposure · as of Jun 30, 2026
CallValue
$9,326,364
CallShares
90,600
PutValue
$1,688,216
PutShares
16,400

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Telecom Services

Communication Services · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $1,422,405,792 across 41 Telecom Services names. ATEX ranks #33 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ATEX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,688,216 16,400
2026-06-30 $9,326,364 90,600
2026-06-30 $927,901 9,014
2026-03-31 $1,798,749 47,100
2026-03-31 $626,316 16,400
2026-03-31 $6,154,814 161,163
2025-12-31 $261,960 12,000
2025-12-31 $2,365,935 108,380
2025-09-30 $2,385,188 111,094
2025-06-30 $351,405 13,700
2025-06-30 $6,997,037 272,789
2025-06-30 $379,620 14,800
2025-03-31 $329,400 9,000
2025-03-31 $413,580 11,300
2025-03-31 $9,120,500 249,194
2024-12-31 $122,680 4,000
2024-12-31 $395,643 12,900
2024-12-31 $5,149,585 167,903
2024-09-30 $365,302 9,700
2024-09-30 $7,517,462 199,614
2024-09-30 $94,150 2,500
2024-06-30 $550,301 13,900
2024-06-30 $526,547 13,300
2024-06-30 $6,632,156 167,521
2024-03-31 $2,307,494 68,655
2024-03-31 $87,386 2,600
2024-03-31 $346,183 10,300
2023-12-31 $729,708 21,900
2023-12-31 $2,709,248 81,310
2023-12-31 $106,624 3,200
2023-09-30 $2,529,353 80,604
2023-09-30 $1,631,760 52,000
2023-09-30 $781,362 24,900
2023-06-30 $557,744 17,600
2023-06-30 $2,370,190 74,793
2023-06-30 $392,956 12,400
2023-03-31 $710,360 21,500
2023-03-31 $59,472 1,800
2023-03-31 $1,601,183 48,462
2022-12-31 $263,117 8,179
2022-12-31 $1,142,035 35,500
2022-12-31 $122,246 3,800
2022-09-30 $1,948,347 54,545
2022-09-30 $653,676 18,300
2022-03-31 $301,080 5,200
2021-12-31 $287,924 4,900
2021-12-31 $745,311 12,684
2021-12-31 $387,816 6,600
2021-09-30 $643,420 10,600
2021-09-30 $758,749 12,500