ATN International Inc (ATNI)

ATN International experienced significant insider trading activity recently, with 37 transactions totaling over $3 million in net sales. Key stakeholders, including Cornelius B. Prior Jr., offloaded substantial equity following the August earnings report. Despite this selling pressure, the stock price rose 13.4% over the past quarter, currently trading near its yearly peak.
Ticker: ATNI Exchange: NSM


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for ATN International Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
68.38
Quantity 55,982 -46.0%
Value US$4,618,602
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
412.69
Quantity 25,307 -16.5%
Value US$661,179
Jacobs Patricia Non-Executive Director
Transaction date
Sale
Price
30.04
Quantity 1,500 -7.0%
Value US$45,060
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.34
Quantity 10,000 -21.2%
Value US$313,389
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.32
Quantity 1,000 -21.0%
Value US$100,000
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.25
Quantity 500 -1.0%
Value US$15,625
Jacobs Patricia Non-Executive Director
Transaction date
Sale
Price
31.14
Quantity 1,000 -4.5%
Value US$31,140
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.86
Quantity 10,000 -17.3%
Value US$318,617
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.75
Quantity 1,000 -1.7%
Value US$31,750
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.79
Quantity 5,745 -8.9%
Value US$182,651
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
32.10
Quantity 26 -0.0%
Value US$835
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
32.05
Quantity 2,500 -3.7%
Value US$80,125
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
33.25
Quantity 500 -0.7%
Value US$16,625
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
32.49
Quantity 6,500 -8.8%
Value US$211,213
Mabey Mary SVP AND GENERAL COUNSEL Officer
Transaction date
Sale
Price
32.13
Quantity 5,000 -7.6%
Value US$160,625
Mabey Mary Officer Officer
Transaction date
Proposed sale
Price
30.93
Quantity 5,000
Value US$154,650
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.03
Quantity 1,000 -15.0%
Value US$100,000
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
31.17
Quantity 500 -0.7%
Value US$15,585
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.25
Quantity 500 -0.7%
Value US$15,125
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.35
Quantity 500 -0.7%
Value US$15,175
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
29.15
Quantity 500 -0.7%
Value US$14,575
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.25
Quantity 500 -0.7%
Value US$15,125
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
29.10
Quantity 500 -0.6%
Value US$14,550
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.35
Quantity 500 -0.6%
Value US$15,175
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.95
Quantity 500 -0.6%
Value US$14,475
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.30
Quantity 500 -0.6%
Value US$15,150
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.96
Quantity 500 -0.6%
Value US$14,482
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.30
Quantity 500 -0.6%
Value US$15,150
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.30
Quantity 500 -0.6%
Value US$15,152
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.80
Quantity 500 -0.6%
Value US$14,398
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
30.50
Quantity 500 -0.6%
Value US$15,250
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.76
Quantity 500 -0.6%
Value US$14,378
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.52
Quantity 500 -0.6%
Value US$13,760
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.57
Quantity 2,000 -2.4%
Value US$55,140
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.60
Quantity 1,000 -1.2%
Value US$27,600
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.86
Quantity 1,000 -1.2%
Value US$27,860
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.75
Quantity 500 -0.6%
Value US$13,875
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.10
Quantity 500 -0.6%
Value US$13,550
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.05
Quantity 500 -0.6%
Value US$13,527
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.10
Quantity 500 -0.6%
Value US$13,550
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.96
Quantity 19,100 -17.8%
Value US$534,036
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.30
Quantity 2,000 -1.8%
Value US$54,600
2.8
Cornelius Prior Affiliate
Transaction date
Proposed sale
Price
28.24
Quantity 170,000
Value US$4,800,000
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.30
Quantity 6,000 -5.2%
Value US$169,800
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.29
Quantity 12,610 -9.9%
Value US$356,737
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.25
Quantity 2,500 -1.9%
Value US$70,625
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
28.17
Quantity 17,500 -9.9%
Value US$492,975
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.96
Quantity 2,854 -1.6%
Value US$79,798
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.25
Quantity 2,000 -1.1%
Value US$54,500
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.02
Quantity 3,500 -1.9%
Value US$94,570
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.25
Quantity 2,000 -1.1%
Value US$54,500
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
27.25
Quantity 5,000 -2.6%
Value US$136,250
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
26.25
Quantity 1,000 -0.5%
Value US$26,250
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
26.00
Quantity 2,500 -1.3%
Value US$65,000
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
25.54
Quantity 3,500 -1.8%
Value US$89,390
3.4
PRIOR MICHAEL T Non-Executive Director
Transaction date
Purchase
Price
19.88
Quantity 10,000 +1.9%
Value US$198,800
3.4
PRIOR MICHAEL T CHAIRMAN AND CEO Executive Director
Transaction date
Purchase
Price
31.11
Quantity 10,000 +2.1%
Value US$311,100
2.6
Ganong Richard J Non-Executive Director
Transaction date
Purchase
Price
31.07
Quantity 3,200 +21.3%
Value US$99,424
3.2
LENEHAN PAMELA F Non-Executive Director
Transaction date
Purchase
Price
31.37
Quantity 1,500 +inf%
Value US$47,055
3.2
LENEHAN PAMELA F Non-Executive Director
Transaction date
Purchase
Price
31.19
Quantity 8,000 +72.0%
Value US$249,520
3.3
BENINCASA JUSTIN D CFO Officer
Transaction date
Sale
Price
45.43
Quantity 4,000 -6.0%
Value US$181,720
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
44.00
Quantity 600 -1.8%
Value US$26,400
2.8
PRIOR CORNELIUS B JR Large shareholder
Transaction date
Sale
Price
50.00
Quantity 500 -1.5%
Value US$25,000
3.4
PRIOR MICHAEL T Chairman and CEO Executive Director
Transaction date
Planned sale
Price
60.28
Quantity 700 -0.2%
Value US$42,196
3.4
PRIOR MICHAEL T Chairman and CEO Executive Director
Transaction date
Planned sale
Price
60.09
Quantity 1,300 -0.3%
Value US$78,117
3.4
PRIOR MICHAEL T Chairman and CEO Executive Director
Transaction date
Planned sale
Price
64.02
Quantity 300 -0.2%
Value US$19,206
2.4
Kreisher William F Senior VP, Corporate Dev Officer
Transaction date
Planned sale
Price
63.38
Quantity 300 -0.6%
Value US$19,014
3.4
PRIOR MICHAEL T Chairman and CEO Executive Director
Transaction date
Planned sale
Price
62.49
Quantity 2,000 -1.5%
Value US$124,980
2.4
Kreisher William F Senior VP, Corporate Dev Officer
Transaction date
Planned sale
Price
62.56
Quantity 330 -0.6%
Value US$20,645
2.4
Kreisher William F Senior VP, Corporate Dev Officer
Transaction date
Planned sale
Price
62.54
Quantity 100 -0.2%
Value US$6,254
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-09-15 2026-09-15 PrS Proposed sale

Stakeholder

Large shareholder
87,686
476.62
US$994,683
87,686 476.62 US$994,683
2026-09-04 2026-09-03 S Sale Large shareholder
55,982 -46.0%
68.38
US$4,618,602
55,982 -46.0% 68.38 US$4,618,602
2026-09-04 2026-09-02 S Sale Large shareholder
25,307 -16.5%
412.69
US$661,179
25,307 -16.5% 412.69 US$661,179
2026-09-02 2026-08-31 S Sale Non-Executive Director
1,500 -7.0%
30.04
US$45,060
1,500 -7.0% 30.04 US$45,060
2026-08-26 2026-08-24 S Sale Large shareholder
10,000 -21.2%
31.34
US$313,389
10,000 -21.2% 31.34 US$313,389
2026-08-24 2026-08-24 PrS Proposed sale

Stakeholder

Large shareholder
5,000
31.00
US$155,000
5,000 31.00 US$155,000
2026-09-18 2026-08-21 S Sale Large shareholder
1,000 -21.0%
31.32
US$100,000
1,000 -21.0% 31.32 US$100,000
2026-08-21 2026-08-20 S Sale Large shareholder
500 -1.0%
31.25
US$15,625
500 -1.0% 31.25 US$15,625
2026-08-21 2026-08-20 S Sale Non-Executive Director
1,000 -4.5%
31.14
US$31,140
1,000 -4.5% 31.14 US$31,140
2026-08-20 2026-08-20 PrS Proposed sale

Stakeholder

Large shareholder
5,000
31.00
US$155,000
5,000 31.00 US$155,000
2026-08-21 2026-08-19 S Sale Large shareholder
10,000 -17.3%
31.86
US$318,617
10,000 -17.3% 31.86 US$318,617
2026-08-19 2026-08-18 S Sale Large shareholder
1,000 -1.7%
31.75
US$31,750
1,000 -1.7% 31.75 US$31,750
2026-08-19 2026-08-17 S Sale Large shareholder
5,745 -8.9%
31.79
US$182,651
5,745 -8.9% 31.79 US$182,651
2026-08-17 2026-08-17 PrS Proposed sale

Stakeholder

Large shareholder
5,000
31.41
US$157,050
5,000 31.41 US$157,050
2026-08-17 2026-08-14 S Sale Large shareholder
26 -0.0%
32.10
US$835
26 -0.0% 32.10 US$835
2026-08-14 2026-08-14 PrS Proposed sale

Stakeholder

Large shareholder
5,000
31.78
US$158,900
5,000 31.78 US$158,900
2026-08-17 2026-08-13 S Sale Large shareholder
2,500 -3.7%
32.05
US$80,125
2,500 -3.7% 32.05 US$80,125
2026-08-12 2026-08-10 S Sale Large shareholder
500 -0.7%
33.25
US$16,625
500 -0.7% 33.25 US$16,625
2026-08-12 2026-08-10 S Sale Large shareholder
6,500 -8.8%
32.49
US$211,213
6,500 -8.8% 32.49 US$211,213
2026-08-11 2026-08-10 S Sale

SVP AND GENERAL COUNSEL

Officer
5,000 -7.6%
32.13
US$160,625
5,000 -7.6% 32.13 US$160,625
2026-08-10 2026-08-10 PrS Proposed sale

Officer

Officer
5,000
30.93
US$154,650
5,000 30.93 US$154,650
2026-09-18 2026-08-07 S Sale Large shareholder
1,000 -15.0%
31.03
US$100,000
1,000 -15.0% 31.03 US$100,000
2026-08-10 2026-08-07 S Sale Large shareholder
500 -0.7%
31.17
US$15,585
500 -0.7% 31.17 US$15,585
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.7%
30.25
US$15,125
500 -0.7% 30.25 US$15,125
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.7%
30.35
US$15,175
500 -0.7% 30.35 US$15,175
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.7%
29.15
US$14,575
500 -0.7% 29.15 US$14,575
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.7%
30.25
US$15,125
500 -0.7% 30.25 US$15,125
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
29.10
US$14,550
500 -0.6% 29.10 US$14,550
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
30.35
US$15,175
500 -0.6% 30.35 US$15,175
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
28.95
US$14,475
500 -0.6% 28.95 US$14,475
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
30.30
US$15,150
500 -0.6% 30.30 US$15,150
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
28.96
US$14,482
500 -0.6% 28.96 US$14,482
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
30.30
US$15,150
500 -0.6% 30.30 US$15,150
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
30.30
US$15,152
500 -0.6% 30.30 US$15,152
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
28.80
US$14,398
500 -0.6% 28.80 US$14,398
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
30.50
US$15,250
500 -0.6% 30.50 US$15,250
2026-08-10 2026-08-06 S Sale Large shareholder
500 -0.6%
28.76
US$14,378
500 -0.6% 28.76 US$14,378
2026-07-01 2026-06-29 S Sale Large shareholder
500 -0.6%
27.52
US$13,760
500 -0.6% 27.52 US$13,760
2026-07-01 2026-06-29 S Sale Large shareholder
2,000 -2.4%
27.57
US$55,140
2,000 -2.4% 27.57 US$55,140
2026-07-01 2026-06-29 S Sale Large shareholder
1,000 -1.2%
27.60
US$27,600
1,000 -1.2% 27.60 US$27,600
2026-07-01 2026-06-29 S Sale Large shareholder
1,000 -1.2%
27.86
US$27,860
1,000 -1.2% 27.86 US$27,860
2026-07-01 2026-06-29 S Sale Large shareholder
500 -0.6%
27.75
US$13,875
500 -0.6% 27.75 US$13,875
2026-06-29 2026-06-26 S Sale Large shareholder
500 -0.6%
27.10
US$13,550
500 -0.6% 27.10 US$13,550
2026-06-29 2026-06-25 S Sale Large shareholder
500 -0.6%
27.05
US$13,527
500 -0.6% 27.05 US$13,527
2026-06-29 2026-06-25 S Sale Large shareholder
500 -0.6%
27.10
US$13,550
500 -0.6% 27.10 US$13,550
2026-06-15 2026-06-12 S Sale Large shareholder
19,100 -17.8%
27.96
US$534,036
19,100 -17.8% 27.96 US$534,036
2026-06-15 2026-06-11 S Sale Large shareholder
2,000 -1.8%
27.30
US$54,600
2,000 -1.8% 27.30 US$54,600
2026-06-09 2026-06-05 PrS Proposed sale

Affiliate

170,000
28.24
US$4,800,000
170,000 28.24 US$4,800,000
2026-06-15 2026-06-02 S Sale Large shareholder
6,000 -5.2%
28.30
US$169,800
6,000 -5.2% 28.30 US$169,800
2026-06-15 2026-06-01 S Sale Large shareholder
12,610 -9.9%
28.29
US$356,737
12,610 -9.9% 28.29 US$356,737
2026-06-15 2026-05-28 S Sale Large shareholder
2,500 -1.9%
28.25
US$70,625
2,500 -1.9% 28.25 US$70,625
2026-06-15 2026-05-27 S Sale Large shareholder
17,500 -9.9%
28.17
US$492,975
17,500 -9.9% 28.17 US$492,975
2026-06-15 2026-05-26 S Sale Large shareholder
2,854 -1.6%
27.96
US$79,798
2,854 -1.6% 27.96 US$79,798
2026-06-15 2026-05-21 S Sale Large shareholder
2,000 -1.1%
27.25
US$54,500
2,000 -1.1% 27.25 US$54,500
2026-06-15 2026-05-20 S Sale Large shareholder
3,500 -1.9%
27.02
US$94,570
3,500 -1.9% 27.02 US$94,570
2026-06-15 2026-05-14 S Sale Large shareholder
2,000 -1.1%
27.25
US$54,500
2,000 -1.1% 27.25 US$54,500
2026-06-15 2026-05-11 S Sale Large shareholder
5,000 -2.6%
27.25
US$136,250
5,000 -2.6% 27.25 US$136,250
2026-06-15 2026-05-08 S Sale Large shareholder
1,000 -0.5%
26.25
US$26,250
1,000 -0.5% 26.25 US$26,250
2026-06-15 2026-05-07 S Sale Large shareholder
2,500 -1.3%
26.00
US$65,000
2,500 -1.3% 26.00 US$65,000
2026-06-15 2026-05-07 S Sale Large shareholder
3,500 -1.8%
25.54
US$89,390
3,500 -1.8% 25.54 US$89,390
2024-04-30 2024-04-29 B Purchase Non-Executive Director
10,000 +1.9%
19.88
US$198,800
10,000 +1.9% 19.88 US$198,800
2023-11-22 2023-11-20 B Purchase

CHAIRMAN AND CEO

Executive Director
10,000 +2.1%
31.11
US$311,100
10,000 +2.1% 31.11 US$311,100
2023-11-21 2023-11-20 B Purchase Non-Executive Director
3,200 +21.3%
31.07
US$99,424
3,200 +21.3% 31.07 US$99,424
2023-11-21 2023-11-20 B Purchase Non-Executive Director
1,500 +inf%
31.37
US$47,055
1,500 +inf% 31.37 US$47,055
2023-11-21 2023-11-20 B Purchase Non-Executive Director
8,000 +72.0%
31.19
US$249,520
8,000 +72.0% 31.19 US$249,520
2022-12-13 2022-12-09 S Sale

CFO

Officer
4,000 -6.0%
45.43
US$181,720
4,000 -6.0% 45.43 US$181,720
2021-11-12 2021-11-10 S Sale Large shareholder
600 -1.8%
44.00
US$26,400
600 -1.8% 44.00 US$26,400
2021-04-15 2021-04-13 S Sale Large shareholder
500 -1.5%
50.00
US$25,000
500 -1.5% 50.00 US$25,000
2020-08-13 2020-08-12 PlS Planned sale

Chairman and CEO

Executive Director
700 -0.2%
60.28
US$42,196
700 -0.2% 60.28 US$42,196
2020-08-13 2020-08-11 PlS Planned sale

Chairman and CEO

Executive Director
1,300 -0.3%
60.09
US$78,117
1,300 -0.3% 60.09 US$78,117
2020-08-03 2020-07-30 PlS Planned sale

Chairman and CEO

Executive Director
300 -0.2%
64.02
US$19,206
300 -0.2% 64.02 US$19,206
2020-08-03 2020-07-30 PlS Planned sale

Senior VP, Corporate Dev

Officer
300 -0.6%
63.38
US$19,014
300 -0.6% 63.38 US$19,014
2020-07-17 2020-07-15 PlS Planned sale

Chairman and CEO

Executive Director
2,000 -1.5%
62.49
US$124,980
2,000 -1.5% 62.49 US$124,980
2020-07-16 2020-07-15 PlS Planned sale

Senior VP, Corporate Dev

Officer
330 -0.6%
62.56
US$20,645
330 -0.6% 62.56 US$20,645
2020-07-16 2020-07-15 PlS Planned sale

Senior VP, Corporate Dev

Officer
100 -0.2%
62.54
US$6,254
100 -0.2% 62.54 US$6,254