MCMILLAN STEPHEN sold $300K of TDC
MCMILLAN STEPHEN (President and CEO) sold 10,000 shares of TERADATA CORP /DE/ (TDC) at $30.02 ($0.30M total) on 2026-09-15 under a Rule 10b5-1 trading plan.
How this was made
The 30-second read
Why it matters
The disclosed sale is modest relative to the insider's total holdings and follows a pre‑arranged plan, suggesting limited predictive power.
Market read
Primary relevance is to traders tracking insider activity; broader market impact is negligible.
What to watch
The 10b5‑1 plan pre‑arranges sales, reducing the informational content of the transaction.
Background
Form 4 filings disclose insider transactions; investors monitor them for potential signals.
Ticker impact
President and CEO Stephen McMillan sold 10,000 shares for $300,170 via a 10b5‑1 plan.
Potential modest downward pressure if market interprets as negative signal.
Sale size is modest relative to holdings; executed under pre‑arranged plan, limiting informational value.
Market effects
Minimal impact on the data‑analytics sector.
No significant regional effect.
Limited to investors tracking insider activity.
Counterpoint
Sale could be routine liquidity management, not a bearish sign.
Key entities
- CompanyTeradata Corp
Data‑analytics and cloud‑based services provider.
- ExecutiveStephen McMillan
President and CEO of Teradata.


