🕵️ Transunion ($TRU)

SEC insider & ownership activity, last 12 months · CIK 1552033 · every row links its SEC filing

Over the last 12 months insiders sold $7.3M with no open-market buying against it. Steven M. Chaouki sold $2.7M through a program of 11 sale notices averaging $244K (Aug–Jul). Dodge & COX added 8.4% → 12.1%; Blackrock, Inc. added 5.5% → 9.6%. No red-flag 8-Ks in the window.

Aug 2025: net -$270K Sep 2025: net -$567K Oct 2025: net -$83K Nov 2025: net -$80K Dec 2025: net -$496K Jan 2026: net -$129K Mar 2026: net -$871K Mar 2026: net -$871K Apr 2026: net -$543K May 2026: net -$876K Jun 2026: net -$424K Jul 2026: net -$2.9M
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

0 buyers, $0 (0 lots) · 6 sellers, $7.3M (30 lots)

InsiderBuysBoughtSellsSoldLast
Steven M. Chaouki0 11$2.7MJul 1, 2026
Abdelsadek Mohamed0 1$2.0MJul 28, 2026
Heather J. Russell0 4$1.4MMay 29, 2026
Jennifer A. Williams0 5$391KJul 7, 2026
Todd C. Skinner0 8$375KJul 1, 2026
Chambers Tiffani0 1$371KDec 17, 2025

5%+ holders

HolderStakeClassScheduleEvent
Dodge & COX 12.1% 13GJun 5, 2026 filing ↗
Blackrock, Inc. 9.6% 13GOct 17, 2025 filing ↗
Massachusetts Financial Services Company 6.8% 13GMay 14, 2026 filing ↗
Independent Franchise Partners, LLP 6.3% 13GMay 14, 2026 filing ↗
Wellington Management Group LLP 5.6% 13GMay 12, 2025 filing ↗
Wellington Group Holdings LLP 5.6% 13GMay 12, 2025 filing ↗
Wellington Investment Advisors Holdings LLP 5.6% 13GMay 12, 2025 filing ↗
Vanguard Capital Management 5.3% 13GApr 30, 2026 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
Abdelsadek Mohamed$2.0MJul 28, 2026 filing ↗
Steven M. Chaouki$726KJul 1, 2026 filing ↗
Todd C. Skinner$73KJul 1, 2026 filing ↗
Steven M. Chaouki$354KJun 1, 2026 filing ↗
Todd C. Skinner$71KJun 1, 2026 filing ↗
Heather J. Russell$480KMay 29, 2026 filing ↗
Todd C. Skinner$36KMay 1, 2026 filing ↗
Steven M. Chaouki$360KMay 1, 2026 filing ↗
Heather J. Russell$159KApr 21, 2026 filing ↗
Steven M. Chaouki$350KApr 2, 2026 filing ↗
Todd C. Skinner$35KApr 1, 2026 filing ↗
Heather J. Russell$315KMar 6, 2026 filing ↗
Steven M. Chaouki$383KMar 2, 2026 filing ↗
Todd C. Skinner$38KMar 2, 2026 filing ↗
Todd C. Skinner$39KFeb 2, 2026 filing ↗
Todd C. Skinner$43KJan 2, 2026 filing ↗
Steven M. Chaouki$86KJan 2, 2026 filing ↗
Chambers Tiffani$371KDec 17, 2025 filing ↗
Todd C. Skinner$41KDec 10, 2025 filing ↗
Steven M. Chaouki$84KDec 1, 2025 filing ↗
Steven M. Chaouki$80KNov 3, 2025 filing ↗
Steven M. Chaouki$83KOct 1, 2025 filing ↗
Heather J. Russell$480KSep 5, 2025 filing ↗
Steven M. Chaouki$86KSep 2, 2025 filing ↗
Steven M. Chaouki$91KAug 8, 2025 filing ↗

Material events (8-K)

ItemEvent date
Earnings (2.02)Jul 28, 2026 filing ↗
Reg FD disclosure (7.01)Jul 28, 2026 filing ↗
Financial Statements and Exhibits (9.01)Jul 28, 2026 filing ↗
Shareholder vote (5.07)May 12, 2026 filing ↗
Financial Statements and Exhibits (9.01)May 12, 2026 filing ↗
Earnings (2.02)Apr 28, 2026 filing ↗
Reg FD disclosure (7.01)Apr 28, 2026 filing ↗
Reg FD disclosure (7.01)Mar 10, 2026 filing ↗
Financial Statements and Exhibits (9.01)Mar 10, 2026 filing ↗
Material agreement (1.01)Feb 11, 2026 filing ↗
Earnings (2.02)Feb 11, 2026 filing ↗
New financial obligation (2.03)Feb 11, 2026 filing ↗
Reg FD disclosure (7.01)Feb 11, 2026 filing ↗
Financial Statements and Exhibits (9.01)Feb 11, 2026 filing ↗
Officer/director changes (5.02)Dec 19, 2025 filing ↗
Financial Statements and Exhibits (9.01)Dec 19, 2025 filing ↗
Earnings (2.02)Oct 23, 2025 filing ↗
Reg FD disclosure (7.01)Oct 23, 2025 filing ↗
Financial Statements and Exhibits (9.01)Oct 23, 2025 filing ↗