| Date Filed | Type | Description |
| 08/06/2021 |
15-12B
| Form 15-12B - Securities registration termination [Section 12(b)]: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
S-8 POS
| Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments: |
| 07/22/2021 |
8-K
| Termination of a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Notice of Delisting or Fa... |
| 07/22/2021 |
25-NSE
| Form 25-NSE - Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities: |
| 07/09/2021 |
SC 13G/A
| BlackRock Inc. reports a 1.1% stake in ALASKA COMMUNICATIONS SYSTEMS GROUP INC |
| 05/07/2021 |
SC 13G
| Man Group plc reports a 5.2% stake in Alaska Communications Systems Group, Inc. |
| 05/07/2021 |
10-Q
| Quarterly Report for the period ended March 31, 2021 |
| 05/06/2021 |
8-K
| Quarterly results |
| 04/30/2021 |
10-K/A
| Annual Report for the period ended December 31, 2020 [amend] |
| 03/16/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/15/2021 |
8-K
| Quarterly results |
| 03/15/2021 |
8-K
| Quarterly results |
| 03/15/2021 |
GN
| Alaska Communications Stockholders Approve Acquisition by ATN International |
| 03/11/2021 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 02/19/2021 |
DEFA14A
| Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material: |
| 02/19/2021 |
8-K
| Quarterly results |
| 02/10/2021 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/10/2021 |
8-K
| Quarterly results |
| 02/09/2021 |
DEFM14A
| Form DEFM14A - Definitive proxy statement relating to merger or acquisition: |
| 02/02/2021 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals: |
| 01/29/2021 |
SC 13D/A
| ATN International, Inc. reports a 3.9% stake in Alaska Communications Systems Group, Inc. |
| 01/28/2021 |
GN
| SHAREHOLDER ALERT: Halper Sadeh LLP Investigates NHLD, COHR, ALSK, NK; Shareholders Are Encouraged to Contact the Firm |
| 01/26/2021 |
GN
| SHAREHOLDER ALERT: Rigrodsky Law, P.A. Reminds Investors of Investigations of ANCN, JWS, GXGX, and ALSK Mergers |
| 01/25/2021 |
PREM14A
| Form PREM14A - Preliminary proxy statements relating to merger or acquisition: |
| 01/13/2021 |
SC 13D/A
| ATN International, Inc. reports a 6.5% stake in Alaska Communications Systems Group, Inc. |
| 01/08/2021 |
GN
| MERGER INVESTIGATION: Halper Sadeh LLP Investigates CBMG, ALSK, UROV, NAV; Shareholders Are Encouraged to Contact the Firm |
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