FILINGS
ALTO 0000778164 | |||
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Filing Date | Form Type | Description | Document |
2020-09-25 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
2020-08-27 | 4 | View Document | |
2020-08-27 | 4 | View Document | |
2020-08-27 | 4 | View Document | |
2020-08-20 | 4 | OWNERSHIPDOCUMENT | View Document |
2020-08-20 | 4 | View Document | |
2020-08-17 | 4 | View Document | |
2020-08-13 | 8-K | CURRENT REPORT | View Document |
2020-08-13 | 424B5 | PROSPECTUS SUPPLEMENT | View Document |
2020-08-13 | 10-Q | QUARTERLY REPORT | View Document |
2020-08-11 | 8-K | CURRENT REPORT | View Document |
2020-08-10 | 8-K | CURRENT REPORT | View Document |
2020-08-07 | 8-K | CURRENT REPORT | View Document |
2020-07-28 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-07-28 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-07-28 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-07-28 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-07-28 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-07-20 | DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | View Document |
2020-07-20 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
2020-07-09 | 4 | View Document | |
2020-07-08 | PRE 14A | PRELIMINARY PROXY STATEMENT | View Document |
2020-07-01 | EFFECT | View Document | |
2020-07-01 | CORRESP | View Document | |
2020-06-25 | CORRESP | View Document | |
2020-06-25 | S-3/A | AMENDMENT NO. 1 TO REGISTRATION STATEMENT | View Document |
2020-06-16 | 4 | View Document | |
2020-06-15 | UPLOAD | View Document | |
2020-06-09 | 4 | View Document | |
2020-06-04 | S-3 | REGISTRATION STATEMENT | View Document |
2020-05-29 | 8-K | CURRENT REPORT | View Document |
2020-05-14 | 10-Q | QUARTERLY REPORT | View Document |
2020-05-12 | 8-K | CURRENT REPORT | View Document |
2020-05-11 | 8-K | CURRENT REPORT | View Document |
2020-05-08 | SC 13G/A | View Document | |
2020-05-07 | 8-K | CURRENT REPORT | View Document |
2020-04-29 | 10-K/A | AMENDMENT NO. 1 TO FORM 10-K | View Document |
2020-04-23 | 8-K | CURRENT REPORT | View Document |
2020-04-21 | 8-K | CURRENT REPORT | View Document |
2020-04-03 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-04-03 | 4 | View Document | |
2020-04-03 | 4 | View Document | |
2020-04-03 | 4 | OWNERSHIP DOCUMENT | View Document |
2020-04-03 | 4 | View Document | |
2020-04-03 | 4 | View Document | |
2020-03-30 | 10-K | ANNUAL REPORT | View Document |
2020-03-26 | 3 | View Document | |
2020-03-26 | 8-K | CURRENT REPORT | View Document |
2020-03-12 | 8-K | CURRENT REPORT | View Document |
2020-03-05 | 8-K | CURRENT REPORT | View Document |
2020-02-14 | SC 13G/A | View Document | |
2020-02-12 | SC 13G | View Document | |
2020-02-12 | SC 13G/A | SCHEDULE 13G/A | View Document |
2020-02-10 | SC 13G | View Document | |
2020-02-05 | EFFECT | View Document | |
2020-02-05 | 424B3 | FINAL PROSPECTUS | View Document |
2020-02-03 | CORRESP | View Document | |
2020-02-03 | S-1/A | AMENDMENT NO. 1 TO REGISTRATION STATEMENT | View Document |
2020-01-28 | UPLOAD | View Document | |
2020-01-24 | 8-K/A | CURRENT REPORT | View Document |
2020-01-22 | 8-K | CURRENT REPORT | View Document |
2020-01-21 | S-1 | REGISTRATION STATEMENT | View Document |
2020-01-03 | 8-K | CURRENT REPORT | View Document |
2019-12-26 | 8-K | CURRENT REPORT | View Document |
2019-12-26 | 8-K | CURRENT REPORT | View Document |
2019-11-19 | 8-K | CURRENT REPORT | View Document |
2019-11-19 | 4 | View Document | |
2019-11-19 | 4 | View Document | |
2019-11-19 | 4 | View Document | |
2019-11-19 | 4 | View Document | |
2019-11-19 | 4 | View Document | |
2019-11-19 | 4 | View Document | |
2019-11-19 | 4 | View Document | |
2019-11-18 | 3 | View Document | |
2019-11-15 | 3 | View Document | |
2019-11-12 | 10-Q | QUARTERLY REPORT | View Document |
2019-11-08 | S-8 | REGISTRATION STATEMENT | View Document |
2019-11-07 | 8-K | CURRENT REPORT | View Document |
2019-10-15 | 4 | View Document | |
2019-10-09 | SC 13G/A | View Document | |
2019-09-19 | 8-K | CURRENT REPORT | View Document |
2019-09-19 | 424B5 | PROSPECTUS SUPPLEMENT | View Document |
2019-09-19 | 424B5 | PROSPECTUS SUPPLEMENT | View Document |
2019-09-13 | DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | View Document |
2019-09-13 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
2019-08-22 | 4 | OWNERSHIP DOCUMENT | View Document |
2019-08-07 | 10-Q | QUARTERLY REPORT | View Document |
2019-08-06 | 8-K | CURRENT REPORT | View Document |
2019-07-31 | 8-K | CURRENT REPORT | View Document |
2019-07-19 | 8-K | FORM 8-K | View Document |
2019-07-19 | 8-K | FORM 8-K | View Document |
2019-07-18 | SC 13G | View Document | |
2019-06-20 | 8-K | 8-K | View Document |
2019-06-07 | 4 | View Document | |
2019-05-03 | 10-Q | FORM 10-Q | View Document |
2019-05-01 | 8-K | FORM 8-K | View Document |
2019-04-29 | 10-K/A | FORM 10-K/A | View Document |
2019-04-24 | 4 | 4 | View Document |
2019-04-24 | 4 | FORM 4 | View Document |
2019-04-24 | 4 | FORM 4 | View Document |
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