Insider · CIK 0001735750
Mary Mabey
Files at ATNI (ATN International, Inc.). First filing Aug 11, 2026, latest Aug 11, 2026.
In brief
Mary Mabey files SEC Form 4 as officer at ATNI (ATN International, Inc.). Since Aug 11, 2026, Mary Mabey has reported 0 open-market buys worth $0 and 1 open-market sell worth $161k, the latest filed on Aug 11, 2026.
A track record needs three past buys with six months of prices behind them; Mary Mabey has 0, so none is measured yet.
The newest scored trade: sold $161k of ATNI on Aug 10, 2026, filed Aug 11, 2026, scored 41 (moderate). In the last 12 months: 0 buys worth $0 and 1 sell worth $161k.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
ATNI: ATN International, Inc.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 41Moderate | ATN International, Inc. | $161k 5,000 shares | -8% | +135% from low0% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Aug 10, 2026 | ATNI ATN International, Inc. | 5,000 0.03% of outstanding | $155k | Aug 10, 2026 | none |
Transactions
Every row this insider has filed, 28 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 10, 2026 | ATNI ATN International, Inc. | SOpen-market sale Common Stock | -5,000 | $32.13 | $161k | 60,402 | Aug 11, 2026 |
| Mar 25, 2026 | ATNI ATN International, Inc. | FTax withholding Common Stock | -875 | $27.92 | $24k | 65,402 | Mar 27, 2026 |
| Mar 17, 2026 | ATNI ATN International, Inc. | AGrant or award Common Stock | +12,624 | $0.00 | $0 | 66,277 | Mar 19, 2026 |
| Mar 17, 2026 | ATNI ATN International, Inc. | AGrant or award Performance-Based Restricted Stock Unitsderivative | +12,624 | $0.00 | $0 | 12,624 | Mar 19, 2026 |
| Mar 12, 2026 | ATNI ATN International, Inc. | FTax withholding Common Stock | -1,122 | $24.65 | $28k | 55,850 | Mar 16, 2026 |
| Mar 13, 2026 | ATNI ATN International, Inc. | FTax withholding Common Stock | -2,197 | $24.19 | $53k | 53,653 | Mar 16, 2026 |
| Mar 7, 2026 | ATNI ATN International, Inc. | MOption exercise Common Stock | +3,828 | - | - | 59,691 | Mar 10, 2026 |
| Mar 7, 2026 | ATNI ATN International, Inc. | FTax withholding Common Stock | -1,900 | $24.18 | $46k | 57,791 | Mar 10, 2026 |
| Mar 7, 2026 | ATNI ATN International, Inc. | FTax withholding Common Stock | -819 | $24.18 | $20k | 56,972 | Mar 10, 2026 |
| Mar 7, 2026 | ATNI ATN International, Inc. | MOption exercise Performance-Based Restricted Stock Unitsderivative | -6,600 | $0.00 | $0 | 0 | Mar 10, 2026 |
| Apr 7, 2025 | ATNI ATN International, Inc. | AGrant or award Common Stock | +19,820 | $0.00 | $0 | 55,863 | Apr 9, 2025 |
| Apr 7, 2025 | ATNI ATN International, Inc. | AGrant or award Performance-Based Restricted Stock Unitsderivative | +19,820 | $0.00 | $0 | 19,820 | Apr 9, 2025 |
| Mar 25, 2025 | ATNI ATN International, Inc. | MOption exercise Common Stock | +4,977 | - | - | 39,123 | Mar 27, 2025 |
| Mar 25, 2025 | ATNI ATN International, Inc. | FTax withholding Common Stock | -2,205 | $20.91 | $46k | 36,918 | Mar 27, 2025 |
| Mar 25, 2025 | ATNI ATN International, Inc. | FTax withholding Common Stock | -875 | $20.91 | $18k | 36,043 | Mar 27, 2025 |
| Mar 25, 2025 | ATNI ATN International, Inc. | MOption exercise Performance-Based Restricted Stock Unitsderivative | -7,900 | $0.00 | $0 | 0 | Mar 27, 2025 |
| Mar 12, 2025 | ATNI ATN International, Inc. | FTax withholding Common Stock | -1,238 | $20.36 | $25k | 34,146 | Mar 14, 2025 |
| Mar 7, 2025 | ATNI ATN International, Inc. | FTax withholding Common Stock | -819 | $19.89 | $16k | 35,979 | Mar 11, 2025 |
| Mar 9, 2025 | ATNI ATN International, Inc. | FTax withholding Common Stock | -595 | $19.89 | $12k | 35,384 | Mar 11, 2025 |
| Mar 25, 2024 | ATNI ATN International, Inc. | FTax withholding Common Stock | -901 | $30.21 | $27k | 36,798 | Mar 27, 2024 |
| Mar 14, 2024 | ATNI ATN International, Inc. | AGrant or award Common Stock | +10,140 | $0.00 | $0 | 39,715 | Mar 14, 2024 |
| Mar 14, 2024 | ATNI ATN International, Inc. | AGrant or award Performance-Based Restricted Stock Unitsderivative | +10,137 | $0.00 | $0 | 16,737 | Mar 14, 2024 |
| Mar 8, 2024 | ATNI ATN International, Inc. | MOption exercise Common Stock | +4,128 | $0.00 | $0 | 32,005 | Mar 12, 2024 |
| Mar 8, 2024 | ATNI ATN International, Inc. | FTax withholding Common Stock | -2,112 | $33.06 | $70k | 30,979 | Mar 12, 2024 |
| Mar 9, 2024 | ATNI ATN International, Inc. | FTax withholding Common Stock | -595 | $33.06 | $20k | 30,384 | Mar 12, 2024 |
| Mar 11, 2024 | ATNI ATN International, Inc. | FTax withholding Common Stock | -809 | $32.99 | $27k | 29,575 | Mar 12, 2024 |
| Mar 8, 2024 | ATNI ATN International, Inc. | MOption exercise Performance -Based Restricted Stock Unitsderivative | -4,800 | $0.00 | $0 | 0 | Mar 12, 2024 |
| Mar 7, 2024 | ATNI ATN International, Inc. | FTax withholding Common Stock | -834 | $32.20 | $27k | 26,947 | Mar 8, 2024 |
Questions about Mary Mabey
Answered from the filings on this page, as of the latest one.
Is Mary Mabey buying or selling?
In the last 12 months Mary Mabey reported 0 open-market buys worth $0 and 1 open-market sell worth $161k on SEC Form 4; the latest was sold $161k of ATNI on Aug 10, 2026. Grants, option exercises and tax withholding are not counted.
How did Mary Mabey's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Mary Mabey has 0.
Where does Mary Mabey file Form 4?
Mary Mabey has filed Form 4 at ATNI (ATN International, Inc.) as SVP AND GENERAL COUNSEL. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.