spb/wp17_uqo

1% Generated by scripts/r3k_20_tables_v2.py from results/r3k_v2/results2.json (coverage) -- do not edit by hand (FIRC-0002 v2.1, Stage E exhibits).2% Placement decided at Stage E: appendix. \input{tables/tab_coverage} on its own prints the whole float; inside an existing float wrapper only the body is printed.3\ExhibitTable{tab:coverage}{\textbf{Estimation sample by formation cohort: firms, size groups and text coverage.} Number of firms with a valid forward return in each formation cohort, the size-group counts under the two partitions (largest 1,000 at formation on the corrected capitalization; largest 42\% within cohort), the firm-years without a capitalization, the S\&P~500 members, and the median number of scored filings and text chunks per firm-year.}{\scriptsize}{%4\begin{threeparttable}\setlength{\tabcolsep}{4pt}5\begin{tabular}{lrrrrrrrr}6\toprule7Cohort & Firms & Largest 1,000 & Remaining & No cap & Largest 42\% & S\&P 500 & Median filings & Median chunks \\8\midrule92010 & 1{,}342 & 1{,}000 & 328 & 14 & 557 & 402 & 15 & 258 \\102011 & 1{,}376 & 1{,}000 & 361 & 15 & 571 & 407 & 16 & 268 \\112012 & 1{,}425 & 1{,}000 & 410 & 15 & 592 & 418 & 16 & 275 \\122013 & 1{,}491 & 1{,}000 & 478 & 13 & 620 & 425 & 15 & 281 \\132014 & 1{,}574 & 1{,}000 & 560 & 14 & 655 & 430 & 16 & 288 \\142015 & 1{,}645 & 1{,}000 & 628 & 17 & 684 & 437 & 16 & 293 \\152016 & 1{,}705 & 1{,}000 & 686 & 19 & 708 & 441 & 15 & 297 \\162017 & 1{,}774 & 1{,}000 & 752 & 22 & 736 & 450 & 15 & 308 \\172018 & 1{,}853 & 1{,}000 & 832 & 21 & 770 & 454 & 15 & 318 \\182019 & 1{,}935 & 1{,}000 & 912 & 23 & 804 & 463 & 15 & 323 \\192020 & 2{,}060 & 1{,}000 & 1{,}035 & 25 & 855 & 470 & 16 & 339 \\202021 & 2{,}221 & 999 & 1{,}196 & 26 & 921 & 475 & 15 & 334 \\212022 & 2{,}267 & 999 & 1{,}241 & 27 & 940 & 478 & 15 & 327 \\222023 & 2{,}312 & 1{,}000 & 1{,}284 & 28 & 959 & 482 & 14 & 320 \\232024 & 2{,}374 & 1{,}000 & 1{,}345 & 29 & 984 & 487 & 14 & 303 \\24\bottomrule25\end{tabular}26\begin{tablenotes}[flushleft]\scriptsize27\item \emph{Notes:} The panel grows from 1{,}342 firms in 2010 to 2{,}374 in 2024 because the universe is the October 2026 membership: early cohorts contain only the firms that survived to 2026 (Table~\ref{tab:attrition}). Under the top-1,000 partition the `remaining' group has 328 firms in 2010 (quintiles of about 65 firms); the 42\% partition keeps the group shares constant. Rank autocorrelation of the composite: lag 1 0.87, lag 5 0.72. Source: results/r3k\_v2/results2.json (coverage).28\end{tablenotes}29\end{threeparttable}}30