K12 Inc

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K12 Inc
TickerLRN
CIK #0001157408
CUSIP86333M108
SectorTrade & Services - Services-Educational Services
Address2300 Corporate Park Drive Suite 200, Herndon, VA 20171
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
K12 Inc 2011-05-06 125.8 M Exemption: 506 · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001157408] 10-K
[0001157408] 10-Q
[0001157408] 3
[0001157408] 4
[0001157408] 5
[0001157408] 8-K
[0001157408] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Janus Henderson Group PLC Stride Inc [2026-05-15] 0.0
Vanguard Capital Management LLC Stride Inc [2026-04-30] 0.0
Vanguard Portfolio Management LLC Stride Inc [2026-04-29] 0.0
William Blair Investment Management LLC Stride Inc [2025-02-12] 0.0
Boston Partners Stride Inc [2022-02-14] 12.0
BlackRock Inc Stride Inc [2021-02-05] 7.2
Dimensional Fund Advisors LP K12 Inc [2017-02-09] 6.07
Vanguard Group Inc K12 Inc [2016-02-10] 5.09
Highland Capital Management LP K12 Inc [2015-02-17] 5.0
BlackRock Inc K12 Inc [2015-02-03] 5.3
Jackson Square Partners LLC K12 Inc [2014-10-10] 14.77
[2013-02-14] None
FMR LLC K12 Inc [2013-02-14] 0.0
Macquarie Group Ltd K12 Inc [2012-01-10] 13.2
Delaware Management Holdings Inc K12 Inc [2012-01-10] 13.2
[2012-01-10] None
Delaware Management Business Trust K12 Inc [2012-01-10] 13.2
Form 3/4/5 Filer 2011 - 2026
McMullen Greerson Greene
K12 Inc
Blackman Donna
Goldthwaite Todd
Rhyu James Jeaho
McFadden Eliza
Alvarez AIDA
Verbrugge Joseph A
Knowling Robert E Jr
Fink Steven B
Smith Ralph R
Lawrence Allison
Mathis Vincent
Ottolenghi Les
Cohen Robert
Barrett Craig R
Davis Nathaniel A
Medina Timothy
Harker Victoria D
Chavous Kevin
McAlmont Shaun
Engler John M
BRON Guillermo
Polsky Howard D
Cleveland Allison
Udell Stuart
Zarella Joseph
Tisch Andrew H
Cloud Lynda
Cassell Fredda J
Cohn Adam
Kimball Rick
Reynolds Jon Q
Drew John
Marshall Christopher P
Trudeau Robert
Hoag Jay C
Murray Timothy
Futrell Mary H
Packard Ronald J
Learning Group LLC
Knowledge Universe Learning Group LLC
KCDL Holdings LLC
Milken Michael R
Knowledge Universe LLC
Hampstead Associates LLC
Milken Lowell J
Hawks Harry T
Olsen John Patrick
Hughes George B Jr
Davis Bruce J
Allentoff Howard L
Szalay Maria A
Stokes Celia M
Swift Jane
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
McMullen Greerson Greene
Common Stock
2026-03-15 Tax withheld 363 $84.36 30,623
Rhyu James Jeaho
Common Stock
2026-02-19 Gift 1,350 $0.00
Blackman Donna
Common Stock
2026-02-18 Tax withheld 2,235 $84.25 188,299
Goldthwaite Todd
Common Stock
2026-02-18 Tax withheld 354 $84.25 29,824
Rhyu James Jeaho
Common Stock
2026-02-18 Tax withheld 9,282 $84.25 782,008
Rhyu James Jeaho
Common Stock
2026-02-09 Tax withheld 6,527 $87.51 571,178
Goldthwaite Todd
Common Stock
2026-02-09 Tax withheld 88 $87.51 7,701
Blackman Donna
Common Stock
2026-02-09 Tax withheld 1,109 $87.51 97,049
Blackman Donna
Common Stock
2026-02-08 Tax withheld 394 $87.83 34,605
Goldthwaite Todd
Common Stock
2026-02-08 Tax withheld 98 $87.83 8,607
McMullen Greerson Greene
Common Stock
2026-02-08 Tax withheld 95 $87.83 8,344
Rhyu James Jeaho
Common Stock
2026-02-08 Tax withheld 1,623 $87.83 142,548
McFadden Eliza
Common Stock
2025-12-04 Grant 4,097 $0.00
Smith Ralph R
Deferred Stock Unit · derivative
2025-12-04 Grant 4,097 $0.00
Fink Steven B
Common Stock
2025-12-04 Grant 4,097 $0.00
Lawrence Allison
Deferred Stock Unit · derivative
2025-12-04 Grant 4,097 $0.00
Alvarez AIDA
Common Stock
2025-12-04 Grant 4,097 $0.00
Knowling Robert E Jr
Common Stock
2025-12-04 Grant 4,097 $0.00
Verbrugge Joseph A
Deferred Stock Unit · derivative
2025-12-04 Grant 4,097 $0.00
Rhyu James Jeaho
Common Stock
2025-11-19 Gift 25,177 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 422 48,081,083
2025-12-31 399 47,179,284
2025-09-30 520 46,710,239
2025-06-30 536 46,963,381
2025-03-31 471 47,173,453
2024-12-31 412 47,827,311
2024-09-30 370 48,204,189
2024-06-30 332 47,357,625
2024-03-31 310 48,606,700
2023-12-31 301 47,393,977
2023-09-30 252 43,454,423
2023-06-30 244 43,007,629
Form 13F Holdings
Firm Period DFND Voting Shares
Swedbank AB [2026-06-30] DFND 972,874 972,874
KIRR Marbach & Co LLC /IN/ [2026-06-30] SOLE 89,365 102,840
Merit Financial Group LLC [2026-06-30] SOLE 9 38,292
Prevail Innovative Wealth Advisors LLC [2026-06-30] SOLE 0 37,317
Alaska Retirement Management Board [2026-06-30] SOLE 22,052 22,052
Louisiana State Employees Retirement System [2026-06-30] SOLE 18,600 18,600
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 106 16,947
Arista Wealth Management LLC [2026-06-30] SOLE 0 15,987
NorthCrest Asset Manangement LLC [2026-06-30] SOLE 9 14,920
BDFS Capital LLC [2026-06-30] SOLE 0 12,436
Yousif Capital Management LLC [2026-06-30] SOLE 2,678 11,258
Commonwealth of Pennsylvania Public School Empls Retrmt SYS [2026-06-30] SOLE 9,936 9,936
Empirical Financial Services LLC DBA Empirical Wealth Ma [2026-06-30] SOLE 6,053 6,302
Isthmus Partners LLC [2026-06-30] SOLE 5,409 5,409
Gamma Investing LLC [2026-06-30] DFND 4,716 4,716
Clearwave Capital LLC [2026-06-30] SOLE 4,508 4,508
Sequoia Financial Advisors LLC [2026-06-30] SOLE 0 3,131
Crossmark Global Holdings Inc [2026-06-30] SOLE 2,939 2,939
IFP Advisors LLC [2026-06-30] SOLE 2,485 2,485
Farther Finance Advisors LLC [2026-06-30] SOLE 0 2,212
Merit Financial Group LLC [2026-06-30] OTR 0 742
Toth Financial Advisory Corp [2026-06-30] SOLE 505 505
Versant Capital Management Inc [2026-06-30] SOLE 306 306
Empirical Financial Services LLC DBA Empirical Wealth Ma [2026-06-30] OTR 177 177
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 143 143
Owl Creek Wealth Partners LLC [2026-06-30] SOLE 0 130
Fortitude Family Office LLC [2026-06-30] SOLE 83 83
Hughes Financial Services LLC [2026-06-30] SOLE 33 33
JFS Wealth Advisors LLC [2026-06-30] SOLE 0 27
Farmers & Merchants Investments Inc [2026-06-30] SOLE 26 26
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