Found the following HTML validation problems:
Stock.html:597:1 (Stock.Rd:352): Warning: missing </ul> before </div>
Stock.html:187:1 (Stock.Rd:104): Warning: <h5> anchor "Usage" already defined
Stock.html:193:1 (Stock.Rd:108): Warning: <h5> anchor "Arguments" already defined
Stock.html:210:1 (Stock.Rd:119): Warning: <h5> anchor "Returns" already defined
Stock.html:227:1 (Stock.Rd:128): Warning: <h5> anchor "Usage" already defined
Stock.html:233:1 (Stock.Rd:132): Warning: <h5> anchor "Returns" already defined
Stock.html:250:1 (Stock.Rd:141): Warning: <h5> anchor "Usage" already defined
Stock.html:256:1 (Stock.Rd:145): Warning: <h5> anchor "Arguments" already defined
Stock.html:281:1 (Stock.Rd:160): Warning: <h5> anchor "Usage" already defined
Stock.html:287:1 (Stock.Rd:164): Warning: <h5> anchor "Arguments" already defined
Stock.html:318:1 (Stock.Rd:185): Warning: <h5> anchor "Usage" already defined
Stock.html:324:1 (Stock.Rd:189): Warning: <h5> anchor "Arguments" already defined
Stock.html:350:1 (Stock.Rd:205): Warning: <h5> anchor "Usage" already defined
Stock.html:367:1 (Stock.Rd:216): Warning: <h5> anchor "Usage" already defined
Stock.html:373:1 (Stock.Rd:220): Warning: <h5> anchor "Arguments" already defined
Stock.html:390:1 (Stock.Rd:231): Warning: <h5> anchor "Returns" already defined
Stock.html:407:1 (Stock.Rd:240): Warning: <h5> anchor "Usage" already defined
Stock.html:413:1 (Stock.Rd:244): Warning: <h5> anchor "Returns" already defined
Stock.html:430:1 (Stock.Rd:253): Warning: <h5> anchor "Usage" already defined
Stock.html:436:1 (Stock.Rd:257): Warning: <h5> anchor "Returns" already defined
Stock.html:453:1 (Stock.Rd:266): Warning: <h5> anchor "Usage" already defined
Stock.html:459:1 (Stock.Rd:270): Warning: <h5> anchor "Arguments" already defined
Stock.html:485:1 (Stock.Rd:286): Warning: <h5> anchor "Usage" already defined
Stock.html:502:1 (Stock.Rd:297): Warning: <h5> anchor "Usage" already defined
Stock.html:511:1 (Stock.Rd:304): Warning: <h5> anchor "Arguments" already defined
Stock.html:526:1 (Stock.Rd:313): Warning: <h5> anchor "Returns" already defined
Stock.html:543:1 (Stock.Rd:322): Warning: <h5> anchor "Usage" already defined
Stock.html:549:1 (Stock.Rd:326): Warning: <h5> anchor "Arguments" already defined
Stock.html:574:1 (Stock.Rd:341): Warning: <h5> anchor "Usage" already defined
Stock.html:580:1 (Stock.Rd:345): Warning: <h5> anchor "Arguments" already defined
assessment.html:59:1 (assessment.Rd:16): Warning: missing </ul> before </div>
constant.html:51:1 (constant.Rd:12): Warning: missing </ul> before </div>
estimation_error.html:55:1 (estimation_error.Rd:14): Warning: missing </ul> before </div>
get_hcr_ip.html:59:1 (get_hcr_ip.Rd:16): Warning: missing </ul> before </div>