Updated Jul 16, 2026 · Last SEC filing 2026-07-08
TransUnion (TRU) has filed 34 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-08. 2 Form 8-K material event filings were reported by TRU in the last 90 days. 8 Form 144 notices of proposed sale were filed for TRU stock. InsiderAlpha tracks every TRU SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Services-Consumer Credit Reporting, Collection Agencies (SIC 7320) |
|---|---|
| SEC CIK | 0001552033 |
| Form 4 filings (90d) | 34 |
|---|---|
| Form 8-K filings (90d) | 2 |
| Form 144 notices (90d) | 8 |
| Latest Form 4 filing | 2026-07-08 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Williams Jennifer A. | SVP, Chief Accounting Officer | S — Open-market sale | 972 | $80.00 | $78K | SEC | |
| Skinner Todd C. | President, International | S — Open-market sale | 1.0K | $72.64 | $73K | SEC | |
| CHAOUKI STEVEN M | President, US Markets | S — Open-market sale | 10.0K | $72.64 | $726K | SEC | |
| Zuiker Alicia Brooke | EVP, CHRO | F — Tax withholding / forfeiture | 6.9K | $74.47 | $514K | SEC | |
| CHAOUKI STEVEN M | President, US Markets | S — Open-market sale | 5.0K | $70.73 | $354K | SEC | |
| Skinner Todd C. | President, International | S — Open-market sale | 1.0K | $70.73 | $71K | SEC | |
| Williams Jennifer A. | SVP, Chief Accounting Officer | F — Tax withholding / forfeiture | 404 | $73.51 | $30K | SEC | |
| RUSSELL HEATHER J | EVP, Chief Legal Officer | S — Open-market sale | 6.7K | $71.87 | $480K | SEC | |
| Cello Todd M | EVP & CFO | F — Tax withholding / forfeiture | 18.3K | $68.60 | $1.25M | SEC | |
| Achanta Venkat | EVP, Chief Tech, Data & Analy. | F — Tax withholding / forfeiture | 16.2K | $68.60 | $1.11M | SEC | |
| Cartwright Christopher A | President and CEO | F — Tax withholding / forfeiture | 26.3K | $68.60 | $1.80M | SEC | |
| RUSSELL HEATHER J | EVP, Chief Legal Officer | F — Tax withholding / forfeiture | 10.2K | $68.60 | $701K | SEC | |
| Skinner Todd C. | President, International | F — Tax withholding / forfeiture | 13.3K | $68.60 | $916K | SEC | |
| CHAOUKI STEVEN M | President, US Markets | F — Tax withholding / forfeiture | 16.1K | $68.60 | $1.10M | SEC | |
| Dia Hamidou | Director | A — Grant or award | 3.0K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for TransUnion (TRU). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Skinner Todd C. | 5 | $1.10M |
| CHAOUKI STEVEN M | 5 | $2.54M |
| RUSSELL HEATHER J | 4 | $1.34M |
| Cartwright Christopher A | 2 | $1.80M |
| Williams Jennifer A. | 2 | $107K |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in TRU insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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