Filing date Form Description View
10-Q

Quarterly report which provides a continuing view of a company's financial position

 View HTML
0000003499-22-000009.pdf
0000003499-22-000009.rtf
0000003499-22-000009.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
DEF 14A

Proxy Statement

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0001193125-22-100328.pdf
0001193125-22-100328.rtf
0001193125-22-100328.xls
DEFA14A

Additional proxy soliciting materials - definitive

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0001193125-22-100338.pdf
0001193125-22-100338.rtf
0001193125-22-100338.xls
10-K

Annual report 

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0000003499-22-000004.pdf
0000003499-22-000004.rtf
0000003499-22-000004.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA
SC 13G/A

An amendment to the SC 13G filing

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0001104659-22-016407.pdf
0001104659-22-016407.rtf
5

Annual filing director officer or owner of more than ten percent.

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0001179110-22-000870.pdf
0001179110-22-000870.rtf
0001179110-22-000870.xls
SC 13G/A

An amendment to the SC 13G filing

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0001023875-22-000004.pdf
0001023875-22-000004.rtf
SC 13G

A statement of beneficial ownership

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0000769993-22-000018.pdf
0000769993-22-000018.rtf
3

Initial filing by director officer or owner of more than ten percent.

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0001179110-21-010089.pdf
0001179110-21-010089.rtf
0001179110-21-010089.xls
10-Q

Quarterly report which provides a continuing view of a company's financial position

 View HTML
0000003499-21-000023.pdf
0000003499-21-000023.rtf
0000003499-21-000023.xls
EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA

Data provided by Kaleidoscope.