Form4insider filings, from the source

Company · CIK 0001304492 · SIC 4813 — Telephone Communications (No Radiotelephone) · Nasdaq

Anterix Inc. · ATEX

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $3.3M · 5net −$3.3M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4/A →Sep 23, 7:56 am EDTScott A. LangPresident and CEO, Director15,000$80.00$1,200,00026,470−36.2%10b5-1
Sep 21, 2026 SForm 4 →Sep 22, 4:12 pm EDTScott A. LangPresident and CEO, Director15,000$80.00$1,200,00026,470−36.2% amended
Sep 10, 2026 SForm 4 →Sep 11, 4:09 pm EDTHeather MartinChief Marketing Officer8,064$84.20$678,99826,743−23.2%
Sep 10, 2026 SForm 4 →Sep 11, 4:08 pm EDTLeslie B DanielsDirector2,500$83.83$209,57543,477−5.44%
Sep 9, 2026 FForm 4 →Sep 11, 4:09 pm EDTHeather MartinChief Marketing Officer3,465$85.44$296,05034,807—
Sep 8, 2026 FMForm 4/A →Sep 11, 4:08 pm EDTGena L AsheChief Legal Officer & Corp Sec9,602$49.76$477,76313,302—
Sep 8, 2026 SForm 4/A →Sep 11, 4:08 pm EDTGena L AsheChief Legal Officer & Corp Sec4,357$85.44$372,2629,238−32.0%
Sep 8, 2026 SForm 4 →Sep 8, 4:03 pm EDTGena L AsheChief Legal Officer & Corp Sec4,357$85.44$372,2625,174−45.7% amended
Sep 3, 2026 SForm 4 →Sep 8, 4:03 pm EDTLeslie B DanielsDirector10,100$87.12$879,90045,977−18.0%

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 8, 2026 MForm 4/A →Sep 11, 4:08 pm EDTGena L AsheChief Legal Officer & Corp Sec6,833——35,658—