Quick Takeaways
- Stephen McMillan has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $23,414,297.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Stephen McMillan
- Location
- Seattle, WA
- Summary
- The estimated net worth of Stephen McMillan is at least $23,414,297 dollars as of 05 Mar 2026. Stephen McMillan is the President and CEO, Director of TERADATA CORP /DE/ and owns shares of TERADATA CORP /DE/ (TDC) stock worth about $23.23M. Stephen McMillan is the Director of Lumen Technologies, Inc. and owns shares of Lumen Technologies, Inc. (LUMN) stock worth about $183.5K.
- Signature
- /s/ Juliet C. Shadoan, Attorney-in-fact for Stephen McMillan
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Stephen McMillan and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: TERADATA CORP /DE/ ($23,230,821).
- Past-year value change for that position: -$1,513,125.
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Stephen McMillan
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| TDC | TERADATA CORP /DE/ | President and CEO, Director | $23,230,821 | -$1,513,125 | -6.1% | 03 Mar 2026 |
| LUMN | Lumen Technologies, Inc. | Director | $183,476 | 14 May 2025 |
Insider Transactions Reported by Stephen McMillan:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.