ATEX
ANTERIX (ATEX)
NASDAQ
$80.02+$3.00 (+3.89%)
Price as of Jun 23, 2026 7:06 PM EDT
  • $1.5B
    Market Cap
  • 171.77%
    1-Year Change
  • Telecom Services
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
OWL CREEK ASSET MANAGEMENT, L.P.
28.61%
5.4M
0 (0.00%)
Mar 31, 2026
HEARD CAPITAL LLC
9.08%
1.7M
0 (0.00%)
Mar 31, 2026
LOMAS CAPITAL MANAGEMENT, LLC
8.43%
1.6M
+370,849 (+23.26%)
Dec 31, 2020
BLACKROCK INC.
5.87%
1.1M
-15,591 (-1.40%)
Jun 30, 2024
BLACKROCK, INC.
5.32%
1.0M
-11,132 (-1.11%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
5.19%
981,629
-13,998 (-1.43%)
Dec 31, 2024
VANGUARD GROUP INC
4.92%
931,305
-77,072 (-8.28%)
Dec 31, 2025

Current Ownership Distribution

  • Institutions292.7M (85.70%)
  • Mutual Funds38.9M (11.40%)
  • Insiders9.9M (2.90%)
  • Other0 (0.00%)

Insider Transactions

  • 2.90% (9.9M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $1.9M
    Amount of InsiderBuying (last 12 months)
  • 4
    Number of InsiderSelling (last 12 months)
  • $8.5M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Lang Scott A.
President and CEO
Sell
Jun 18, 2026
$13,642.50
170
$80.25
76,527
Marquez Elena
Chief Financial Officer
Exempt
Jun 17, 2026
$0.00
1,226
$0.00
2,454
Marquez Elena
Chief Financial Officer
Exempt
Jun 17, 2026
$49,040.00
1,226
$40.00
22,678
Marquez Elena
Chief Financial Officer
Sell
Jun 17, 2026
$341,134.50
4,291
$79.50
18,387
Fleischhauer Mark
Sell
Jun 15, 2026
$279,402.90
3,500
$79.83
12,769
Ashe Gena L
Chief Legal Officer & Corp Sec
Exempt
Jun 15, 2026
$0.00
11,000
$0.00
42,491
Lang Scott A.
President and CEO
Exempt
Jun 15, 2026
$0.00
63,788
$0.00
127,538
Ashe Gena L
Chief Legal Officer & Corp Sec
Exempt
Jun 15, 2026
$0.00
18,368
$0.00
0
Lang Scott A.
President and CEO
Exempt
Jun 15, 2026
$0.00
74,530
$0.00
149,016
Ashe Gena L
Chief Legal Officer & Corp Sec
Exempt
Jun 15, 2026
$384,560.00
11,000
$34.96
24,531
Lang Scott A.
President and CEO
Exempt
Jun 15, 2026
$2.0M
63,788
$30.99
90,258
Ashe Gena L
Chief Legal Officer & Corp Sec
Exempt
Jun 15, 2026
$907,195.52
18,368
$49.39
42,899
Lang Scott A.
President and CEO
Exempt
Jun 15, 2026
$2.6M
74,530
$34.96
164,788
Ashe Gena L
Chief Legal Officer & Corp Sec
In Kind
Jun 15, 2026
$384,532.50
4,661
$82.50
38,238
Lang Scott A.
President and CEO
In Kind
Jun 15, 2026
$3.3M
39,621
$82.50
125,167
Ashe Gena L
Chief Legal Officer & Corp Sec
In Kind
Jun 15, 2026
$907,170.00
10,996
$82.50
27,242
Lang Scott A.
President and CEO
In Kind
Jun 15, 2026
$4.0M
48,470
$82.50
76,697
Ashe Gena L
Chief Legal Officer & Corp Sec
Sell
Jun 15, 2026
$1.1M
13,375
$81.04
13,867
Ashe Gena L
Chief Legal Officer & Corp Sec
Sell
Jun 15, 2026
$356,159.04
4,336
$82.14
9,531
Ashe Gena L
Chief Legal Officer & Corp Sec
Exempt
Mar 03, 2026
$0.00
12,427
$0.00
24,848
Ashe Gena L
Chief Legal Officer & Corp Sec
Exempt
Mar 03, 2026
$345,843.41
12,427
$27.83
25,793
Ashe Gena L
Chief Legal Officer & Corp Sec
In Kind
Mar 03, 2026
$449,608.86
12,427
$36.18
13,366
Lang Scott A.
President and CEO
Buy
Dec 18, 2025
$25,067.60
1,160
$21.61
8,260
Marquez Elena
Chief Financial Officer
In Kind
Oct 04, 2025
$9,110.20
404
$22.55
18,029
Marquez Elena
Chief Financial Officer
Award
Sep 29, 2025
$0.00
11,405
$0.00
18,433
Lang Scott A.
President and CEO
Buy
Sep 18, 2025
$98,952.00
4,650
$21.28
4,650
Gray Timothy
Chief Financial Officer
Buy
Aug 19, 2025
$1,103.50
50
$22.07
77,022
Fleischhauer Mark
Award
Aug 05, 2025
$0.00
7,767
$0.00
16,269
ALTMAN JEFFREY A
Award
Aug 05, 2025
$0.00
7,767
$0.00
15,416
DANIELS LESLIE B
Award
Aug 05, 2025
$0.00
7,767
$0.00
54,479