NYSE: WES0001414475
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FormDescriptionDateFormat
8-KReport of unscheduled material events or corporate event12/20/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
425Filing of certain prospectuses and communications in connection with business combination transactions12/20/2018Open Filing of certain prospectuses and communications in connection with business combination transactions in HTML.Open Filing of certain prospectuses and communications in connection with business combination transactions in DOC file.Open Filing of certain prospectuses and communications in connection with business combination transactions in PDF file.Open Filing of certain prospectuses and communications in connection with business combination transactions in XLS file.
S-4POS Post-effective amendment to an S-4EF filing12/17/2018Open POS Post-effective amendment to an S-4EF filing in HTML.Open POS Post-effective amendment to an S-4EF filing in DOC file.Open POS Post-effective amendment to an S-4EF filing in PDF file.Open POS Post-effective amendment to an S-4EF filing in XLS file.
8-KReport of unscheduled material events or corporate event12/17/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
425Filing of certain prospectuses and communications in connection with business combination transactions12/17/2018Open Filing of certain prospectuses and communications in connection with business combination transactions in HTML.Open Filing of certain prospectuses and communications in connection with business combination transactions in DOC file.Open Filing of certain prospectuses and communications in connection with business combination transactions in PDF file.Open Filing of certain prospectuses and communications in connection with business combination transactions in XLS file.
3Initial filing by director officer or owner of more than ten percent.11/21/2018Open Initial filing by director officer or owner of more than ten percent. in HTML.Open Initial filing by director officer or owner of more than ten percent. in DOC file.Open Initial filing by director officer or owner of more than ten percent. in PDF file.Open Initial filing by director officer or owner of more than ten percent. in XLS file.
3Initial filing by director officer or owner of more than ten percent.11/21/2018Open Initial filing by director officer or owner of more than ten percent. in HTML.Open Initial filing by director officer or owner of more than ten percent. in DOC file.Open Initial filing by director officer or owner of more than ten percent. in PDF file.Open Initial filing by director officer or owner of more than ten percent. in XLS file.
3Initial filing by director officer or owner of more than ten percent.11/21/2018Open Initial filing by director officer or owner of more than ten percent. in HTML.Open Initial filing by director officer or owner of more than ten percent. in DOC file.Open Initial filing by director officer or owner of more than ten percent. in PDF file.Open Initial filing by director officer or owner of more than ten percent. in XLS file.
3Initial filing by director officer or owner of more than ten percent.11/21/2018Open Initial filing by director officer or owner of more than ten percent. in HTML.Open Initial filing by director officer or owner of more than ten percent. in DOC file.Open Initial filing by director officer or owner of more than ten percent. in PDF file.Open Initial filing by director officer or owner of more than ten percent. in XLS file.
8-KReport of unscheduled material events or corporate event11/19/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
CT ORDERConfidential treatment order11/19/2018Open Confidential treatment order in HTML.Open Confidential treatment order in DOC file.Open Confidential treatment order in PDF file.Open Confidential treatment order in XLS file.
4Statement of changes in beneficial ownership of securities11/13/2018Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file.
SC 13D/AAmendment to a SC 13D filing11/08/2018Open Amendment to a SC 13D filing in HTML.Open Amendment to a SC 13D filing in DOC file.Open Amendment to a SC 13D filing in PDF file.Open Amendment to a SC 13D filing in XLS file.
425Filing of certain prospectuses and communications in connection with business combination transactions11/08/2018Open Filing of certain prospectuses and communications in connection with business combination transactions in HTML.Open Filing of certain prospectuses and communications in connection with business combination transactions in DOC file.Open Filing of certain prospectuses and communications in connection with business combination transactions in PDF file.Open Filing of certain prospectuses and communications in connection with business combination transactions in XLS file.
8-KReport of unscheduled material events or corporate event11/08/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
10-QQuarterly report which provides a continuing view of a company's financial position10/31/2018Open Quarterly report which provides a continuing view of a company's financial position in HTML.Open Quarterly report which provides a continuing view of a company's financial position in DOC file.Open Quarterly report which provides a continuing view of a company's financial position in PDF file.Open Quarterly report which provides a continuing view of a company's financial position in XLS file.Open Quarterly report which provides a continuing view of a company's financial position in XBLR Viewer.Open Quarterly report which provides a continuing view of a company's financial position in XBLR file.
8-KReport of unscheduled material events or corporate event10/30/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
8-KReport of unscheduled material events or corporate event10/09/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
CT ORDERConfidential treatment order09/25/2018Open Confidential treatment order in HTML.Open Confidential treatment order in DOC file.Open Confidential treatment order in PDF file.Open Confidential treatment order in XLS file.
4Statement of changes in beneficial ownership of securities08/13/2018Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file.
10-QQuarterly report which provides a continuing view of a company's financial position08/01/2018Open Quarterly report which provides a continuing view of a company's financial position in HTML.Open Quarterly report which provides a continuing view of a company's financial position in DOC file.Open Quarterly report which provides a continuing view of a company's financial position in PDF file.Open Quarterly report which provides a continuing view of a company's financial position in XLS file.Open Quarterly report which provides a continuing view of a company's financial position in XBLR Viewer.Open Quarterly report which provides a continuing view of a company's financial position in XBLR file.
8-KReport of unscheduled material events or corporate event07/31/2018Open Report of unscheduled material events or corporate event in HTML.Open Report of unscheduled material events or corporate event in DOC file.Open Report of unscheduled material events or corporate event in PDF file.Open Report of unscheduled material events or corporate event in XLS file.
SC 13D/AAmendment to a SC 13D filing07/13/2018Open Amendment to a SC 13D filing in HTML.Open Amendment to a SC 13D filing in DOC file.Open Amendment to a SC 13D filing in PDF file.Open Amendment to a SC 13D filing in XLS file.
4Statement of changes in beneficial ownership of securities06/07/2018Open Statement of changes in beneficial ownership of securities in HTML.Open Statement of changes in beneficial ownership of securities in DOC file.Open Statement of changes in beneficial ownership of securities in PDF file.Open Statement of changes in beneficial ownership of securities in XLS file.
424B5Form of prospectus disclosing information facts events covered in both forms 424B2 424B306/06/2018Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file.Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file.
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