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JANE STREET GROUP, LLC

Position in ATEX — Anterix Inc.

CIK 1595888 NEW YORK, NY

Position in ATEX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,802,067
-$14,270,460 QoQ
Shares Held
17,506
-95.8% QoQ
Ownership
0.089%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#53
of 171 holders
Holding Since
Jun 2020
21 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
$7,174,918
CallShares
69,700
PutValue
$1,060,282
PutShares
10,300

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

JANE STREET GROUP, LLC holds $467,342,863 across 35 Telecom Services names. ATEX ranks #20 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ATEX

Export CSV
35 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,060,282 10,300
2026-06-30 $1,802,067 17,506
2026-06-30 $7,174,918 69,700
2026-03-31 $782,895 20,500
2026-03-31 $691,239 18,100
2026-03-31 $16,072,527 420,857
2025-12-31 $220,483 10,100
2025-12-31 $3,471,274 159,014
2025-09-30 $907,814 42,283
2025-09-30 $289,845 13,500
2025-06-30 $1,208,115 47,100
2025-03-31 $541,680 14,800
2025-03-31 $241,560 6,600
2025-03-31 $1,648,024 45,028
2024-12-31 $1,220,389 39,791
2024-09-30 $4,854,071 128,892
2024-06-30 $2,289,607 57,833
2024-03-31 $642,219 19,108
2023-12-31 $1,099,425 32,996
2023-09-30 $3,231,919 102,993
2023-06-30 $828,408 26,141
2023-03-31 $1,296,654 39,245
2022-12-31 $1,385,174 43,058
2022-09-30 $551,730 15,446
2021-09-30 $316,853 5,220
2021-06-30 $443,926 7,400
2021-06-30 $1,571,738 26,200
2021-06-30 $1,131,410 18,860
2021-03-31 $2,282,544 48,400
2021-03-31 $882,363 18,710
2021-03-31 $712,116 15,100
2020-09-30 $1,047,929 32,037
2020-09-30 $3,620,997 110,700
2020-06-30 $2,529,652 55,793
2020-06-30 $4,039,794 89,100