| 29.86 Data as of 4:02pm ET |  -0.19 / -0.63%Today’s Change | 15.83 Today|||52-Week Range 30.89 | +46.09% Year-to-Date |
| Other institutional | 47.87% |
| Mutual fund holders | 44.94% |
| Individual stakeholders | 36.68% |
| 3/31/2013 | RIVERBRIDGE PARTNERS LLC Bought 744.3 Thousand shares of K12 Inc |
| 3/31/2013 | JANUS CAPITAL MANAGEMENT LLC Bought 572.1 Thousand shares of K12 Inc |
| 3/31/2013 | ALLIANCEBERNSTEIN LP Bought 533.2 Thousand shares of K12 Inc |
| Stockholder | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Delaware Management Business Trus... | 15.91% | 5,901,528 | 150,311,918 | +532,948 | +9.93% |
| William Blair & Co. LLC (Investme... | 8.51% | 3,156,796 | 80,403,594 | -1,467,109 | -31.73% |
| Frontier Capital Management Co. L... | 7.10% | 2,633,016 | 67,062,918 | -97,380 | -3.57% |
| Fidelity Management & Research Co... | 5.42% | 2,010,000 | 51,194,700 | -60,312 | -2.91% |
| Janus Capital Management LLC | 4.96% | 1,838,889 | 46,836,503 | +572,115 | +45.16% |
| AllianceBernstein LP | 4.86% | 1,802,050 | 45,898,214 | +533,160 | +42.02% |
| Stadium Capital Management LLC | 4.73% | 1,753,524 | 44,662,256 | +29,309 | +1.70% |
| The Vanguard Group, Inc. | 4.14% | 1,536,811 | 39,142,576 | -28,330 | -1.81% |
| BlackRock Fund Advisors | 4.05% | 1,502,678 | 38,273,209 | +97,863 | +6.97% |
| Wells Capital Management, Inc. | 3.48% | 1,291,847 | 32,903,343 | -188,034 | -12.71% |
| Mutual fund | Stake | Shares owned | Total value ($) | Shares bought / sold | Total change |
|---|---|---|---|---|---|
| Fidelity Growth Company Fund | 5.42% | 2,010,000 | 51,194,700 | 0 | 0.00% |
| Delaware Smid Cap Growth Fund | 4.92% | 1,826,652 | 46,524,826 | -169,400 | -8.49% |
| Delaware Select Growth Fund | 3.67% | 1,360,950 | 34,663,397 | +306,750 | +29.10% |
| Wells Fargo Advantage Opportunity... | 3.44% | 1,274,365 | 32,458,077 | 0 | 0.00% |
| Janus Venture Fund | 3.04% | 1,129,600 | 28,770,912 | +348,356 | +44.59% |
| Delaware VIP Trust-Smid Cap Growt... | 2.15% | 797,622 | 20,315,432 | -25,200 | -3.06% |
| AllianceBernstein Discovery Growt... | 1.68% | 624,100 | 15,895,827 | +344,490 | +123.20% |
| Vanguard Small Cap Index Fund | 1.22% | 453,043 | 11,539,005 | +11,024 | +2.49% |
| iShares Russell 2000 Index Fund | 1.14% | 423,104 | 10,776,459 | -5,244 | -1.22% |
| Invesco Endeavor Fund | 1.05% | 391,223 | 9,964,450 | +41,223 | +11.78% |
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