Sure. Although you should be aware that not only public companies are required to make filings with the SEC.
Index - Q1 1994 - 3mb - https://www.sec.gov/Archives/edgar/full-index/1994/QTR1/form...
Index - Q1 2017 - 45mb - https://www.sec.gov/Archives/edgar/full-index/2017/QTR1/form...