{"id":39,"date":"2015-10-19T12:11:16","date_gmt":"2015-10-19T12:11:16","guid":{"rendered":"http:\/\/redmonk.com\/fryan\/?p=39"},"modified":"2015-10-19T12:11:16","modified_gmt":"2015-10-19T12:11:16","slug":"does-contributing-to-the-linux-kernel-impact-share-price","status":"publish","type":"post","link":"https:\/\/redmonk.com\/fryan\/2015\/10\/19\/does-contributing-to-the-linux-kernel-impact-share-price\/","title":{"rendered":"Does Contributing to the Linux Kernel Impact Share Price?"},"content":{"rendered":"<p>I am spent some time at LinuxCon Europe a few weeks back, and thought that this might be a nice time to revisit a little analysis I had previously run \u2013 does the number of commits to the Linux kernel from a company have any correlation to a firms valuation on the stock market.<\/p>\n<p>Do keep in mind that this is just a bit of fun \u2013 there are so many more aspects to a company\u2019s success over and above contribution to a specific technology, but its fun to look at nonetheless, and in the case of the eleven companies we looked at Linux is just one of a range of technologies and activities they are involved with, and has\u00a0varying degrees of strategic importance.<\/p>\n<p><a href=\"http:\/\/redmonk.com\/fryan\/files\/2015\/10\/stockprice-percent-diff.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-40\" src=\"http:\/\/redmonk.com\/fryan\/files\/2015\/10\/stockprice-percent-diff.png\" alt=\"Kernel Stockprice\" width=\"600\" height=\"746\" srcset=\"https:\/\/redmonk.com\/fryan\/files\/2015\/10\/stockprice-percent-diff.png 600w, https:\/\/redmonk.com\/fryan\/files\/2015\/10\/stockprice-percent-diff-241x300.png 241w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>What is interesting to note is the sheer scale of contributions from RedHat (unsurprisingly), Intel, IBM, Oracle and Google.<\/p>\n<p><a href=\"http:\/\/redmonk.com\/fryan\/files\/2015\/10\/total-kernel-commits.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-41\" src=\"http:\/\/redmonk.com\/fryan\/files\/2015\/10\/total-kernel-commits.png\" alt=\"Total Kernel Commits - 11 Companies\" width=\"600\" height=\"746\" srcset=\"https:\/\/redmonk.com\/fryan\/files\/2015\/10\/total-kernel-commits.png 600w, https:\/\/redmonk.com\/fryan\/files\/2015\/10\/total-kernel-commits-241x300.png 241w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>As for our question \u2013 there is a small correlation, but it is very weak. Spearmans rho comes out as 0.36 on this data.<\/p>\n<p>Acknowledgements: the data on kernel commits is extracted from <a href=\"http:\/\/www.remword.com\/kps_result\/\">kps data set<\/a> maintained by Wang Che. Most of the heavy lifting was already done.<\/p>\n<p>Disclosure: IBM, HP, Red Hat, Oracle, Cisco and EMC are current RedMonk clients.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I am spent some time at LinuxCon Europe a few weeks back, and thought that this might be a nice time to revisit a little analysis I had previously run \u2013 does the number of commits to the Linux kernel from a company have any correlation to a firms valuation on the stock market. Do<\/p>\n","protected":false},"author":40,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-39","post","type-post","status-publish","format-standard","hentry","category-linux"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/posts\/39","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/users\/40"}],"replies":[{"embeddable":true,"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/comments?post=39"}],"version-history":[{"count":0,"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/posts\/39\/revisions"}],"wp:attachment":[{"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/media?parent=39"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/categories?post=39"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/redmonk.com\/fryan\/wp-json\/wp\/v2\/tags?post=39"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}