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Source document· March 26, 2026

7 Signs Your 401(k) Is Quietly Underperforming

View original at finance.yahoo.com
7 Signs Your 401(k) Is Quietly Underperforming Quick Read iShares Core S&P 500 ETF (IVV) charges an expense ratio of 0.03%, the benchmark for low-cost index investing, while many 401(k) plans offer index-style funds charging over 0.5%—a gap that compounds into six-figure losses on a $500,000 balance over 20 years…
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  • Target-date funds from high-fee providers charge 0.6% to 0.8% annually compared to under 0.15% for low-cost alternatives

    60% confidence
  • A $100,000 investment at a 7% gross annual return can grow substantially over 20 years at near-zero fees, while a 1% expense ratio meaningfully reduces that outcome

    60% confidence
  • Actively managed funds charge more and, over long periods, most underperform their benchmark indexes after fees

    60% confidence
  • Many 401(k) plans offer index-style funds charging over 0.5%, a gap that compounds into six-figure losses on a $500,000 balance over 20 years compared to iShares Core S&P 500 ETF's 0.03% expense ratio

    60% confidence
  • Most 401(k) account holders unknowingly lose wealth through structural problems like excessive fees, concentrated employer stock positions above 10%, drift from target allocations, and failure to rebalance—costing participants tens of thousands in foregone compounding

    60% confidence
  • Staying in a low-yielding default option while equity markets compound is one of the most expensive passive decisions a retirement saver can make

    60% confidence

Data points we hold from this source

Board of Governors of the Federal Reserve System · federal funds rate3.75 percent
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Enterprise AI Agents Go Mainstream, But Trustworthy Data Access Lags Adoption
A wave of enterprise AI agent activity — fresh funding (Latitude's $35M Series A), a run of CB Insights CEO interviews spotlighting fintech- and healthcare-focused agent startups (Covecta, Penguin AI, Maisa AI), and major platform partnerships (Microsoft-Mistral, Manulife-Microsoft AI governance, Siemens-NVIDIA agentic EDA, Box's agent security controls) — signals agentic AI moving from pilot to production across financial and enterprise workflows. Yet Google Cloud's own research shows adoption is outrunning data readiness (companies average AI access to only 45% of their data, with 'data laggards' capped near 30%), while insider selling at incumbent C3.ai hints at mixed investor conviction even as the broader ecosystem accelerates.
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Satellite-Terrestrial Network Integration Acceleration
Increased investment and launches in hybrid satellite-cellular networks across telecom industry; competitive responses from other carriers; regulatory activity around satellite spectrum; expansion of emergency/rural connectivity use cases
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ING Group
Both facts record the same metric (shares_outstanding) for ING Group at the identical observation date (2025-12-31). FACT A states 2,902,437,688 shares; FACT B states 2,902 million shares (2,902,000,000). The difference is 437,688 shares (~0.015%). This is a genuine value conflict, though the discrepancy appears to result from FACT B rounding to the nearest million while FACT A provides the precise count.
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