Your share-happy fingers went into overdrive because Facebook announced a barrage of changes involving your profile (Timeline, anyone?) and News Feed, both of which will influence your privacy on the social network.
Google wiggled its way into this month's list as Google+ went from invite-only to open for public sign-ups. Apple also got the tech crowd all giddy when it announced the iPhone 5 announcement date: Oct. 4.
Based on figures from Mashable Follow's M Share button, the following 25 stories got the most love, with all of them garnering about 622,000 combined shares on Facebook, Twitter, LinkedIn, StumbleUpon and Google Buzz. To keep track of the most-shared stories at anytime, log into Mashable Follow and click on "Top Stories" next to the Mashable logo. You'll have the option to view the top stories of the day, week, month or year.
Which stories will you remember the most as the year progresses? Which stories are missing?
25. Facebook Timeline Redefines User Profiles
24. Facebook Will Never Charge You to Use It. Here's Why
23. Addicted to Angry Birds? Here's Help [INFOGRAPHIC]
22. Facebook Is Getting Too Damn Complicated [OPINION]
21. Electric Tron Lightcycle Is Street-Legal & Amazing [VIDEO]
20. The New Facebook: How to Take Control of Your Privacy
19. 8 Star Trek Gadgets That Are No Longer Fiction
18. Twitter Releases Web Analytics Tool
17. Google+ vs. Facebook: The Gloves Are Off [OPINION]
16. Facebook Launches Subscribe Button for Following Anyone's Public Updates
15. No, You Aren't Going to Quit Facebook
14. Facebook to Launch iPad App at Apple’s iPhone 5 Event [EXCLUSIVE]
13. Facebook, It's Time To Kill the Poke
12. Facebook's New Features Might Not Be as Private as You Think [UPDATED]
11. 29-Year-Old Deaf Woman Hears Her Voice for the First Time [VIRAL VIDEO]
10. Apple to Announce iPhone 5 on October 4 [REPORT]
9. Facebook Reveals Major Updates at F8 [VIDEO]
8. How Facebook Timeline Might Radically Change the Look of Brand Pages [PICS]
7. Google+ Now Open to Everyone
6. Facebook to Launch "Major" Profile Redesign at f8
5. Facebook Changes Again: Everything You Need To Know
4. Facebook Users Beware: Facebook's New Feature Could Embarrass You
3. How to Enable the New Facebook Timeline NOW
2. No, Facebook Will Not Make You Pay to Get the New Profiles
1. Prepare Yourselves: Facebook To Be Profoundly Changed
SEE ALSO: Top 25 Most-Shared Stories in: August | July | June | May
Thanks for reading and sharing our content. We look forward to seeing which stories you share in October.