spb/wp17_uqo

1% Generated by scripts/r3k_20_tables_v2.py from data/raw_russell3000/filings, results/n1/corpus_counts.json -- do not edit by hand (FIRC-0002 v2.1, Stage E exhibits).2% Placement decided at Stage E: main. \input{tables/tab_corpus} on its own prints the whole float; inside an existing float wrapper only the body is printed.3\ExhibitTable{tab:corpus}{\textbf{Corpus composition by form.} Filings of the 2{,}499 issuers of the universe (S\&P~500 constituents and iShares Russell~3000 holdings) indexed in the EDGAR Research Database for 2010--2026, the number parsed into sections and 512-word chunks, and the share of the 27{,}354 estimation firm-years whose signal includes at least one scored filing of that form.}{\footnotesize}{%4\begin{threeparttable}\setlength{\tabcolsep}{4pt}5\begin{tabular}{lrrrr}6\toprule7Form & \makecell[b]{Filings \\ {2010--2026}} & Issuers & Parsed & \makecell[b]{Firm-years with \\ {a scored filing}} \\8\midrule910-K & 31{,}775 & 2{,}468 & 31{,}772 & 96.8\% \\1010-Q & 95{,}167 & 2{,}494 & 95{,}155 & 99.6\% \\118-K & 400{,}606 & 2{,}499 & 400{,}605 & 99.9\% \\12\midrule13Total & 527{,}548 & 2{,}499 & 527{,}532 & \\14\bottomrule15\end{tabular}16\begin{tablenotes}[flushleft]\footnotesize17\item \emph{Notes:} Filings index: data/raw\_russell3000/filings. Node audit of the parquet copy (results/n1): 10{,}720{,}890 chunks, 1{,}342{,}283 sections, 527{,}548 filings; median chunk length 512 words, 84.2\% of chunks at the 512-word cap. The encoder reads only the first 256 tokens of each chunk (Table~\ref{tab:constructvalidity}). Unparsed filings are parser errors or files missing on disk.18\end{tablenotes}19\end{threeparttable}}20