List of mergers and acquisitions by Yahoo!

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Yahoo headquarters in Sunnyvale, California, United States

Yahoo is a computer software and web search engine company founded on March 1, 1995.[1] The company is a public corporation and its headquarters is located in Sunnyvale, California.[2] It was founded by Stanford University graduate students Jerry Yang and David Filo in 1994.[3] According to web traffic analysis companies, Yahoo has been one of the most visited websites on the Internet, with more than 130 million unique users per month in the United States alone.[4][5][6] As of October 2007, the global network of Yahoo receives 3.4 billion page views per day on average, making it one of the most visited US websites.[5]

Yahoo's first acquisition was the purchase of Net Controls, a web search engine company, in September 1997 for US$1.4 million. As of April 2008, the company's largest acquisition is the purchase of Broadcast.com, an Internet radio company, for $5.7 billion, making Broadcast.com co-founder Mark Cuban a billionaire. Most of the companies acquired by Yahoo are based in the United States; 52 of the companies are from the United States, and 13 are based in a foreign country. As of March 2012, Yahoo has acquired 65 companies.


Acquisitions[edit]

No. Acquisition date Company Business Country Value (USD) Derived products References
1 01997-09-01September 1997 Net Controls Web search engine  USA $70061400000000000001,400,000 Yahoo! Search [7]
2 01997-10-08October 8, 1997 Four11 Web-based email  USA $700792000000000000092,000,000 Yahoo! Mail [8]
3 01998-03-31March 31, 1998 Classic Games Online game  USA — Yahoo! Games [9]
4 01998-04-29April 29, 1998 Sportasy Fantasy sport  USA — Yahoo! Fantasy Sports [10]
5 01998-06-08June 8, 1998 Viaweb Web application  USA $700749000000000000049,000,000 Yahoo! Store [11]
6 01998-07-17July 17, 1998 Webcal Calendaring software  USA $700721000000000000021,000,000 Yahoo Calendar [12]
7 01998-10-12October 12, 1998 Yoyodyne Direct marketing  USA $700729600000000000029,600,000 Yahoo! Search Marketing [13]
8 01998-12-01December 1998 Hyperparallel Data analysis  USA $70068000000000000008,000,000 Yahoo! Search [14]
10 01999-04-01April 1, 1999 Broadcast.com Internet radio  USA $70095700000000000005,700,000,000 LAUNCHcast [15]
11 01999-05-27May 27, 1999 Encompass Internet service provider  USA $7008130000000000000130,000,000 Yahoo! [16]
12 01999-05-28May 28, 1999 GeoCities Web hosting service  USA $70093600000000000003,600,000,000 Yahoo! GeoCities [17]
13 01999-06-02June 2, 1999 Online Anywhere Content delivery network  USA $700780000000000000080,000,000 Yahoo! TV [18]
14 02000-03-23March 23, 2000 Arthas.com E-commerce payment systems  USA — Yahoo! Store [19]
15 02000-04-05April 5, 2000 MyQuest Internet service provider  USA — Yahoo! [20]
16 02000-06-30June 30, 2000 VivaSmart E-commerce  USA $70068900000000000008,900,000 Yahoo! Shopping [21]
17 02000-08-31August 31, 2000 eGroups Electronic mailing list  USA $7008432000000000000432,000,000 Yahoo! Groups [22]
18 02000-11-09November 9, 2000 Kimo Web portal  TWN $7008145000000000000145,000,000 Yahoo! [23]
19 02001-02-14February 14, 2001 Sold.com Online auction tools  AUS $700730000000000000030,000,000 Yahoo! Shopping [24]
20 02001-06-28June 28, 2001 LAUNCH Media Online music store  USA $700712000000000000012,000,000 Yahoo! Music [25]
21 02002-02-12February 12, 2002 Hotjobs.com Job search engine  USA $7008436000000000000436,000,000 Yahoo! HotJobs [26]
22 02002-12-23December 23, 2002 Inktomi Corporation Internet service provider  USA $7008235000000000000235,000,000 Yahoo! Search [27]
23 02003-06-14June 14, 2003 Overture Services, Inc. Search engine marketing  USA $70091630000000000001,630,000,000 Yahoo! Search Marketing [28]
24 02004-01-01January 2004 3721 Internet Assistant Browser Helper Object  CHN $7008120000000000000120,000,000 Yahoo! Assistant [29]
25 02004-03-26March 26, 2004 Kelkoo Price comparison service  EU $7008579000000000000579,000,000 Kelkoo [30]
26 02004-07-12July 12, 2004 Oddpost Web-based email  USA $700730000000000000030,000,000 Yahoo! Mail [31]
27 02004-09-14September 14, 2004 Musicmatch Jukebox Audio player  USA $7008160000000000000160,000,000 Yahoo! Music [32]
28 02004-10-02October 2, 2004 The All-Seeing Eye Game server browser  EU — Yahoo! Games [33]
29 02004-10-22October 22, 2004 Stata Labs Web-based email  USA — Yahoo! Mail [34]
30 02004-12-07December 7, 2004 WUF Networks Mobile media  USA — Yahoo! Mobile [35]
31 02005-02-11February 11, 2005 Verdisoft Computer software  USA $700758000000000000058,000,000 Yahoo! Mobile [36]
32 02005-03-04March 4, 2005 Stadeon Online game  USA — Yahoo! Games [37]
33 02005-03-20March 20, 2005 Ludicorp Image hosting service  CAN $700740000000000000040,000,000[citation needed] Flickr [38]
34 02005-04-12April 12, 2005 TeRespondo Advertising network  BRA — Yahoo! Search Marketing [39]
35 02005-06-14June 14, 2005 Dialpad Voice over Internet Protocol  USA — Yahoo! Voice [40]
36 02005-06-14June 14, 2005 blo.gs Weblog software  USA — Yahoo! 360° [41]
37 02005-07-25July 25, 2005 Konfabulator Widget engine  USA — Yahoo! Widgets [42]
38 02005-10-04October 4, 2005 Upcoming.org Calendaring software  USA — Yahoo! Local [43]
39 02005-10-18October 18, 2005 Whereonearth Web mapping  UK — Yahoo! Search Marketing [44]
40 02005-12-12December 12, 2005 del.icio.us Social bookmarking  USA $700720000000000000020,000,000 del.icio.us [45]
41 02006-01-09January 9, 2006 Webjay Online music store  USA — Yahoo! Music [46]
42 02006-01-17January 17, 2006 SearchFox Web search engine  USA — Yahoo! Search [47]
43 02006-04-18April 18, 2006 Meedio Digital video recorder  USA — Yahoo! Go [48]
44 02006-09-27September 27, 2006 Jumpcut.com Online video editing  USA — Yahoo! Video [49]
45 02006-10-17October 17, 2006 AdInterax Online advertising  USA — Yahoo! Search Marketing [50]
46 02006-11-16November 16, 2006 Bix.com Social media  USA — Bix [51]
47 02006-11-17November 17, 2006 Kenet Works Mobile software  EU $700725000000000000025,000,000 Yahoo! Mobile [52]
48 02006-12-01December 2006 Wretch Virtual community  TWN $700722000000000000022,000,000 Wretch [53]
49 02007-01-08January 8, 2007 MyBlogLog Social network service  USA — MyBlogLog [54]
50 02007-04-29April 29, 2007 Right Media Online advertising  USA $7008850000000000000850,000,000 Yahoo! Search Marketing [55]
51 02007-06-20June 20, 2007 Rivals.com College sports  USA — Yahoo! Sports [56]
52 02007-09-04September 4, 2007 BlueLithium Advertising network  USA $7008300000000000000300,000,000 Yahoo! Search Marketing [57]
53 02007-09-14September 14, 2007 BuzzTracker News site  USA — Yahoo! News [58]
54 02007-09-17September 17, 2007 Zimbra Collaborative software  USA $7008350000000000000350,000,000 Zimbra [59]
55 02008-02-05February 5, 2008 FoxyTunes Browser extension  USA — FoxyTunes [60]
56 02008-02-12February 12, 2008 Maven Networks Video on demand  USA $7008160000000000000160,000,000 Yahoo! Video [61]
57 02008-05-09May 9, 2008 Inquisitor Browser extension  USA — Inquisitor [62]
58 02009-07-22July 22, 2009 Xoopit Webmail applications  USA $700720000000000000020,000,000 Yahoo! Mail [63]
59 02009-08-25August 25, 2009 Maktoob.com Social media  Jordan $7008167000000000000167,000,000 Maktoob.com [64]
60 02010-03-17March 17, 2010 citizensports.com Sports Social media  USA — citizensports.com [65]
61 02010-05-18May 18, 2010 Associated Content Content farm  USA — Associated Content [66]
62 02010-05-25May 25, 2010 Koprol Geosocial network  INA — Koprol [67]
63 02010-10-04October 4, 2010 Dapper SmartAds  USA — Dapper [68]
64 02011-01-20January 20, 2011 Spreets Spreets  Australia $700740000000000000040,000,000 Spreets [69]
65 02011-04-25April 25, 2011 IntoNow IntoNow  USA $700720000000000000020,000,000 IntoNow [70]
66 02011-11-01November 1, 2011 Interclick Interclick  USA $7008270000000000000270,000,000 Yahoo! Ad Network [71]
67 02012-10-25October 25, 2012 Stamped Social recommendation  USA — Yahoo! Mobile Properties and Apps [72]
68 02012-12-04December 4, 2012 OnTheAir OnTheAir  USA — IntoNow [73]
69 02013-01-22January 22, 2013 Snip.it Social network  USA $700710000000000000010,000,000 Snip.it [74]
70 02013-02-12February 12, 2013 Alike Social recommendation  USA — Alike [75]
71 02013-03-20March 20, 2013 Jybe Social recommendation  USA — Jybe [76]
72 02013-03-25March 25, 2013 Summly News aggregation, summarization  UK $700730000000000000030,000,000 Yahoo App [77]
73 02013-05-01May 1, 2013 Astrid Productivity  US — Astrid [78]
74 02013-05-09May 9, 2013 GoPollGo Real-time surveys  US — Yahoo Mobile Properties and Apps [79]
75 02013-05-09May 9, 2013 MileWise Stamped  US — Yahoo Mobile Properties and Apps [79]
76 02013-05-10May 10, 2013 Loki Studios Mobile gaming  US — Yahoo Mobile Properties and Apps [80]
77 02013-05-17May 17, 2013 Tumblr Blogging  US $70091100000000000001,100,000,000 [81]
78 02013-05-23May 23, 2013 Playerscale Online gaming  US — Yahoo Mobile Properties and Apps [82]
79 02013-06-12June 12, 2013 GhostBird Software Mobile Photography Apps  US — Yahoo Mobile Properties and Apps [83]
80 02013-06-13June 13, 2013 Rondee Video Conferencing  US — — [84]
81 02013-07-02July 2, 2013 Bignoggins Productions Fantasy Sports  US — — [85]
82 02013-07-02July 2, 2013 Qwiki Automated Video Production  US $700750000000000000050,000,000[86] — [87]
83 02013-07-03July 3, 2013 Xobni CRM  US $700740000000000000040,000,000[88] — [89]
84 02013-07-18July 18, 2013 Ztelic Social Analytics  CHN — — [90]
85 02013-07-31July 31, 2013 Lexity ecommerce Analytics  US — — [91]
86 02013-08-02August 2, 2013 Rockmelt News Aggregator  US — — [92]
87 02013-08-23August 23, 2013 IQ Engines Image Recognition  US — — [93]
88 02013-09-31September 31, 2013 Hitpost Sports  US — — [94]
89 02013-10-11October 11, 2013 Bread Advertising  US — — [95]
90 02013-10-23October 23, 2013 LookFlow  US — Flickr [96]

See also[edit]

References[edit]

  1. ^ "Company Timeline". Yahoo!. Archived from the original on 2008-03-15. Retrieved 2008-04-13. 
  2. ^ Kirby, Carrie (2006-04-20). "Watchdogs take Yahoo to task". San Francisco Chronicle. Retrieved 2008-05-04. 
  3. ^ Helft, Miguel (2007-06-19). "Yahoo’s Chief Resigns, and a Founder Takes Over". The New York Times. Retrieved 2008-05-04. 
  4. ^ "Fox Interactive Media Ranks #1 in Page Views; Yahoo Sites Attract the Most Unusual Visitors". comScore. Retrieved 2008-05-04. 
  5. ^ a b "Traffic History Graph for yahoo.com". Alexa Internet. Retrieved 2008-05-04. 
  6. ^ "Successful Sites Drive High Visitor Retention Rates". Nielsen Media Research. Retrieved 2008-05-04. 
  7. ^ "Yahoo! Media Relations". Yahoo!. 2004-04-01. Retrieved 2008-04-12. 
  8. ^ Simpson, Blaise (1997-10-08). "Yahoo! to Acquire Four11 Corporation". Yahoo!. Retrieved 2008-04-12. 
  9. ^ "Let the Yahoo! Games Begin". Yahoo!. 1999-03-31. Retrieved 2008-04-12. 
  10. ^ Slawski, Bill (2006-01-03). "Early Yahoo! Acquisitions (the 1990s)". SEO by the Sea. Retrieved 2008-04-12. 
  11. ^ "Yahoo! to Acquire Viaweb". Yahoo!. 1998-06-08. Retrieved 2008-04-12. 
  12. ^ "YHOO Amended Quarterly Report". U.S. Securities and Exchange Commission. 1998-07-17. Retrieved 2008-04-12. 
  13. ^ Sullivan, Jennifer (1998-10-12). "Yahoo Acquiring Yoyodyne". Wired. Retrieved 2008-04-12. 
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  15. ^ "Yahoo! to Acquire Broadcast.com". Yahoo!. 1999-04-01. Retrieved 2008-04-12. 
  16. ^ "Yahoo! Acquires Encompass, Inc.". Yahoo!. 1999-05-27. Retrieved 2008-04-12. 
  17. ^ "Yahoo! buys GeoCities". CNN. 1999-01-28. 
  18. ^ "Yahoo! Acquires Online Anywhere". Yahoo!. 1999-06-02. Retrieved 2008-04-12. 
  19. ^ "Yahoo! Plans to Offer Person-to-Person Payment Solution to Buyers and Sellers". Yahoo!. 2000-03-23. Retrieved 2008-04-12. 
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  21. ^ "Yahoo! Inc. Consolidated Financial Statements". U.S. Securities and Exchange Commission. 2000-08-31. Retrieved 2012-10-28. 
  22. ^ "Acquisition Enhances Powerful Communication Tools for Consumers". Yahoo!. 2000-08-31. Retrieved 2008-04-12. 
  23. ^ "Yahoo! to Acquire Kimo". Yahoo!. 2000-11-09. Retrieved 2008-04-12. 
  24. ^ "Yahoo! Australia & NZ to Acquire Fairfax's F2 Sold.com". Yahoo!. 2001-02-14. Retrieved 2008-04-12. 
  25. ^ "Yahoo! to Acquire LAUNCH Media, Inc.". Yahoo!. 2001-06-28. Retrieved 2008-04-12. 
  26. ^ "Yahoo! and HotJobs Announce Commencement of Exchange Offer for HotJobs Common Stock". Yahoo!. 2000-01-11. Retrieved 2008-04-12. 
  27. ^ "Yahoo! to Acquire Inktomi". Yahoo!. 2002-12-23. Retrieved 2008-04-12. 
  28. ^ "Yahoo! to Acquire Overture". Yahoo!. 2003-06-14. Retrieved 2008-04-12. 
  29. ^ "China Malware War Gets Personal". Red Herring. 2006-08-17. Retrieved 2008-04-12. 
  30. ^ "Yahoo! to Acquire Kelkoo". Yahoo!. 2004-03-26. Retrieved 2008-04-12. 
  31. ^ Olsen, Stefanie (2004-07-12). "Yahoo acquires Oddpost to bolster e-mail". CNET. Retrieved 2008-04-12. 
  32. ^ "Yahoo! to Acquire MusicMatch". Yahoo!. 2004-09-14. Retrieved 2008-04-12. 
  33. ^ "Multiplayer Gaming". Yahoo! Games. Retrieved 2008-04-12. 
  34. ^ Baker, Loren (2004-10-22). "Yahoo Acquires Email Search Developer Stata Labs". Search Engine Journal. Retrieved 2008-04-12. 
  35. ^ Hefflinger, Mark (2004-12-07). "Yahoo Acquires Mobile Media Content Delivery Developer WUF Networks". Digital Media Wire. Retrieved 2008-04-12. 
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  46. ^ Rogers, Ian C. (2006-01-09). "Yahoo! Music Welcomes Webjay and Lucas Gonze". Yahoo!. Retrieved 2008-04-12. 
  47. ^ Marshall, Matt (2006-01-15). "Web 2.0: 'a read and write mechanism'.". San Jose Mercury News. Retrieved 2008-04-24. 
  48. ^ "Yahoo buys digital home company Meedio". The Mercury News. Retrieved 2008-04-24. 
  49. ^ Zajac, Jason (2006-09-27). "Jumpcut Joins the Yahoo! Video Family". Yahoo!. Archived from the original on 2008-03-24. Retrieved 2008-04-12. 
  50. ^ "Yahoo! to Acquire AdInterax". Yahoo!. 2006-10-17. Retrieved 2008-04-12. 
  51. ^ Horowitz, Bradley (2006-11-16). "Bix joins Yahoo!’s social media mix". Yahoo!. Retrieved 2008-04-12. 
  52. ^ "Yahoo! Snacks on Small Fry". TheStreet.com. Retrieved 2008-04-24. 
  53. ^ "Yahoo unit inks pact to acquire Taiwan internet firm WRETCH". The Sydney Morning Herald. 2006-12-14. Retrieved 2008-04-12. 
  54. ^ Dickerson, Chad (2007-01-08). "Bloggers unite! Yahoo! joins forces with MyBlogLog". Yahoo!. Retrieved 2008-04-12. 
  55. ^ Semel, Terry (2007-04-29). "Democracy and the online ad". Yahoo!. Retrieved 2008-04-12. 
  56. ^ Pitaro, Jimmy (2007-06-20). "Listen up, (college) sports fans...". Yahoo!. Retrieved 2008-04-12. 
  57. ^ Teresi, Todd (2007-09-04). "Yahoo! to acquire BlueLithium". Yahoo!. Retrieved 2008-04-12. 
  58. ^ Moore, Scott (2007-09-14). "Yahoo! News tracks the buzz". Yahoo!. Retrieved 2008-04-12. 
  59. ^ Garlinghouse, Brad (2007-09-17). "Zimbra is so damn cool". Yahoo!. Retrieved 2008-04-12. 
  60. ^ "FoxyTunes joins Yahoo!". FoxyTunes. Retrieved 2008-04-24. [dead link]
  61. ^ Wareham, Kristen (2008-02-12). "Yahoo! Acquires Maven Networks, Inc.". Yahoo!. Retrieved 2008-04-12. 
  62. ^ Ariel Seidman (2008-05-09). "Inquisitor Joins the Yahoo! Search Team". Yahoo!. Archived from the original on 2008-05-10. Retrieved 2008-05-09. 
  63. ^ Bryan Lamkin (2009-07-22). "Xoopit + Yahoo! Mail = Moving beyond that massive digital shoebox". Yahoo!. Retrieved 2009-07-22. 
  64. ^ Taly Weiss (2009-08-25). "Maktoob.com". Yahoo!. Retrieved 2009-08-25. 
  65. ^ Carrie Davis (2010-03-17). "citizensports.com". Yahoo!. Retrieved 2020-03-17. 
  66. ^ "Yahoo buys user-generated publisher". reuters. 2010-05-18. Retrieved 2010-10-10. 
  67. ^ "Yahoo! Acquires Koprol; Extends Social and Mobile Strategy With Location-Based Community". Yahoo!. 2010-05-25. Retrieved 2013-05-19. 
  68. ^ Yahoo Nabs Display Ads Startup Dapper
  69. ^ Chirgwin, Richard (20 January 2011). "Yahoo7 buys Spreets, bubble inflates". The Register. Retrieved 7 June 2007. 
  70. ^ "Yahoo Moves Fast — Real Fast — To Scoop Up IntoNow For $20 – $30 Million". Retrieved 2011-04-25. 
  71. ^ "Yahoo Buys Ad Network Interclick for $270 Million". Retrieved 2011-11-01. 
  72. ^ "Marissa Mayer’s First M&A Deal: Yahoo Acquires Stamped As Part Of Major Mobile Push". Retrieved 2012-10-25. 
  73. ^ "Yahoo Acquires Video Chat Startup OnTheAir Who Joins Its Mobile Team To Help It Compete With Hangouts". Retrieved 2013-01-22. 
  74. ^ "Yahoo Buys Snip.it, The Pinterest-Meets-News Startup, For $10 Million Plus Earnouts". Retrieved 2013-01-22. 
  75. ^ "Yahoo Acquires Mobile "Nearby Recommendation" iPhone and Web App Alike". Retrieved 2013-02-12. 
  76. ^ "Yahoo! Acquires Recommendation Startup Jybe, Will Apply Its Personalization Tech "Across Most Yahoo! Properties"". Retrieved 2013-03-20. 
  77. ^ "Yahoo! Continues To Attack Mobile, Buys News Gathering And Delivery Startup Summly, App Will Close". Retrieved 2013-03-25. 
  78. ^ "Yahoo Acquires 4M-User ‘To Do’ App Astrid, Is Now In A Holding Pattern For 90 Days". Retrieved 2013-05-01. 
  79. ^ a b "Yahoo Snaps Up Two More Small Mobile Companies — MileWise and GoPollGo — In Ongoing "Acqhires" Effort". Retrieved 2013-05-09. 
  80. ^ "Yahoo’s Acqui-Hire Spree Continues With Mobile Gaming Startup Loki Studios". Retrieved 2013-05-10. 
  81. ^ "Yahoo's Board Approves $1.1 Billion Purchase Of Tumblr". Retrieved 2013-05-17. 
  82. ^ "Yahoo’s Acquires Online Gaming Startup Playerscale". Retrieved 2013-05-23. 
  83. ^ "GhostBird Software is joining Yahoo!". Retrieved 2013-06-13. 
  84. ^ "Yahoo's Shopping Spree Continues With Conference Calling Startup Rondee". TechCrunch. Retrieved 2013-06-13. 
  85. ^ "Yahoo Acquires Bignoggins, A One-Man Fantasy Sports App Maker". TechCrunch. Retrieved 2013-07-02. 
  86. ^ Qwiki
  87. ^ "Yahoo Buys Qwiki for About $50 Million (Like ATD Said)". AllThingsD. Retrieved 2013-07-02. 
  88. ^ Xobni
  89. ^ "Yahoo Acquires Xobni". Retrieved 2013-07-03. 
  90. ^ "Yahoo Acquires Social Data Analysis Startup Ztelic". Retrieved 2013-07-18. 
  91. ^ "Big news: We've joined Yahoo!". Retrieved 2013-07-31. 
  92. ^ http://blog.rockmelt.com/post/57166686461/big-company-news. Retrieved 2013-08-02.  Missing or empty |title= (help)
  93. ^ https://www.iqengines.com/. Retrieved 2013-08-23.  Missing or empty |title= (help)
  94. ^ https://www.hitpost.com/. Retrieved 2013-09-31.  Missing or empty |title= (help)
  95. ^ https://www.bre.ad/. Retrieved 2013-10-11.  Missing or empty |title= (help)
  96. ^ "Yahoo Acquires Startup LookFlow To Work On Flickr And ‘Deep Learning’". Retrieved 2013-10-23. 
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  • Annual revenue Increase US$4.98 billion (2011)
  • Employees 11,500 (2013)
  • Stock symbol NASDAQ: YHOO
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