To extract files like this from SEC documents, you generally need to strip the header/footer of the data block and use a decoder to reconstruct the original .7z archive.
Encoded as UUencoded text, which is a common way to embed binary files (like .7z archives) into plain-text regulatory documents. TBM.7z
I recently came across a reference to a compressed archive labeled while analyzing SEC EDGAR filings. What we know: To extract files like this from SEC documents,
Because this is a snippet of raw, encoded data rather than a known software package or recognizable acronym, "TBM.7z" likely refers to a compressed archive file (using the .7z extension) containing financial data or legal exhibits. TBM.7z