— Know what they know.
Not Investment Advice

ATEX NASDAQ

Anterix Inc.
1W: +6.0% 1M: +34.1% 3M: +67.0% YTD: +169.9% 1Y: +108.6% 3Y: +96.4% 5Y: +25.1%
$63.57
+3.57 (+5.95%)
 
Weekly Expected Move ±6.2%
$50 $54 $57 $61 $64
NASDAQ · Communication Services · Telecommunications Services · Alpha Radar Strong Buy · Power 72 · $1.2B mcap · 18M float · 1.77% daily turnover · Short 65% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
152
Institutions Holding
+12 vs prior
50.5%
Ownership
-40.04%
34 New
42 Increased
53 Reduced
34 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-05-20 Martin Heather officer: chief marketing officer A-Grant/Award 3,694 $— $0 Filing
2026-05-20 Marquez Elena officer: chief financial officer A-Grant/Award 3,694 $— $0 Filing
2026-05-20 Guttman-McCabe Christopher officer: chief reg & comm officer A-Grant/Award 4,926 $— $0 Filing
2026-05-20 Ashe Gena L officer: chief legal officer & corp sec A-Grant/Award 3,694 $— $0 Filing
2026-05-20 Lang Scott A. officer: president and ceo A-Grant/Award 18,210 $— $0 Filing
2026-05-18 Ashe Gena L officer: chief legal officer & corp sec F-Tax Withholding 1,028 $57.06 $59K Filing
2026-05-15 Marquez Elena officer: chief financial officer F-Tax Withholding 271 $56.62 $15K Filing
2026-03-03 Ashe Gena L officer: chief legal officer & corp sec F-Tax Withholding 12,427 $36.18 $450K Filing
2025-12-18 Lang Scott A. officer: president and ceo P-Purchase 1,160 $21.61 $25K Filing
2025-12-08 Lang Scott A. officer: president and ceo P-Purchase 2,450 $20.41 $50K Filing
2025-11-18 Ashe Gena L officer: chief legal officer & corp sec S-Sale 6,564 $21.07 $138K Filing
2025-10-04 Marquez Elena officer: chief financial officer F-Tax Withholding 404 $22.55 $9K Filing
2025-09-29 Marquez Elena officer: chief financial officer A-Grant/Award 11,405 $— $0 Filing
2025-09-18 Lang Scott A. officer: president and ceo P-Purchase 4,650 $21.28 $99K Filing
2025-08-19 Gray Timothy officer: chief financial officer P-Purchase 50 $22.07 $1K Filing
2025-08-05 ALTMAN JEFFREY A director A-Grant/Award 7,767 $— $0 Filing
2025-08-05 Heard William director A-Grant/Award 7,767 $— $0 Filing
2025-08-05 YAZDI MAHVASH director A-Grant/Award 7,767 $— $0 Filing
2025-08-05 DANIELS LESLIE B director A-Grant/Award 7,767 $— $0 Filing
2025-08-05 Fleischhauer Mark director A-Grant/Award 7,767 $— $0 Filing
2025-08-05 Owl Creek Asset Management, L.P. 10% owner A-Grant/Award 7,767 $— $0 Filing
2025-07-12 Gerbrandt Ryan officer: chief operating officer F-Tax Withholding 1,470 $23.95 $35K Filing
2025-07-12 Guttman-McCabe Christopher officer: chief reg & comm officer F-Tax Withholding 1,517 $23.95 $36K Filing
2025-06-12 Kuhn Thomas R. director A-Grant/Award 6,222 $— $0 Filing
2025-05-22 Ashe Gena L officer: chief legal officer & corp sec F-Tax Withholding 2,732 $28.35 $77K Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
Owl Creek Asset Management, L.P. 5,411,776 $207M 2026-03-31 Filing
Heard Capital LLC 1,716,738 $66M 2026-03-31 Filing
BlackRock, Inc. 1,007,143 $38M -11,132 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 573,847 $22M +573,847 2026-03-31 Filing
QVT Financial LP 503,941 $19M 2026-03-31 Filing
PLUSTICK MANAGEMENT LLC 499,596 $19M +499,596 2026-03-31 Filing
GAMCO INVESTORS, INC. ET AL 425,820 $16M +3,350 2026-03-31 Filing
DIMENSIONAL FUND ADVISORS LP 424,856 $16M +99,933 2026-03-31 Filing
JANE STREET GROUP, LLC 420,857 $16M +261,843 2026-03-31 Filing
STATE STREET CORP 387,918 $15M +54,130 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 374,301 $14M +14,162 2026-03-31 Filing
GARNET EQUITY CAPITAL HOLDINGS, INC. 343,496 $13M -53,899 2026-03-31 Filing
GABELLI FUNDS LLC 265,800 $10M -39,107 2026-03-31 Filing
HRT FINANCIAL LP 174,925 $7M +131,835 2026-03-31 Filing
Potomac Capital Management, Inc. 173,802 $7M +12,402 2026-03-31 Filing
DG Capital Management, LLC 168,217 $6M +146,972 2026-03-31 Filing
BANK OF AMERICA CORP /DE 167,781 $6M +24,657 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 164,542 $6M +164,542 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 161,786 $6M +37,156 2026-03-31 Filing
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 141,388 $5M +2,711 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms