\begin{tabular}{lrrrrrr}
\toprule
in\_sp500 & run & form\_type & mentions & projects\_touched & filings & issuers \\
\midrule
False & october & 10-K & 64{,}798 & 34{,}658 & 15{,}784 & 1{,}857 \\
False & october & 10-Q & 117{,}224 & 45{,}274 & 40{,}745 & 1{,}954 \\
False & october & 8-K & 55{,}676 & 34{,}420 & 45{,}937 & 1{,}964 \\
True & backfilled\_june & 10-K & 15{,}787 & 8{,}697 & 4{,}193 & 481 \\
True & backfilled\_june & 10-Q & 5{,}817 & 2{,}071 & 2{,}028 & 84 \\
True & backfilled\_june & 8-K & 18{,}326 & 10{,}023 & 15{,}234 & 495 \\
True & october & 10-K & 910 & 649 & 222 & 97 \\
True & october & 10-Q & 28{,}963 & 11{,}030 & 10{,}684 & 455 \\
True & october & 8-K & 564 & 432 & 477 & 203 \\
\bottomrule
\end{tabular}