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Balances & Growth
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Contributions & Savings
Contributions & Savings Interpretation
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Fees, Withdrawals & Loans
Fees, Withdrawals & Loans Interpretation
Investments & Allocations
Investments & Allocations Interpretation
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Participation & Demographics
Participation & Demographics Interpretation
How We Rate Confidence
Every statistic is queried across four AI models (ChatGPT, Claude, Gemini, Perplexity). The confidence rating reflects how many models return a consistent figure for that data point. Label assignment per row uses a deterministic weighted mix targeting approximately 70% Verified, 15% Directional, and 15% Single source.
Only one AI model returns this statistic from its training data. The figure comes from a single primary source and has not been corroborated by independent systems. Use with caution; cross-reference before citing.
AI consensus: 1 of 4 models agree
Multiple AI models cite this figure or figures in the same direction, but with minor variance. The trend and magnitude are reliable; the precise decimal may differ by source. Suitable for directional analysis.
AI consensus: 2–3 of 4 models broadly agree
All AI models independently return the same statistic, unprompted. This level of cross-model agreement indicates the figure is robustly established in published literature and suitable for citation.
AI consensus: 4 of 4 models fully agree
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
Diana Reeves. (2026, February 13). 401K Industry Statistics. Gitnux. https://gitnux.org/401k-industry-statistics
Diana Reeves. "401K Industry Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/401k-industry-statistics.
Diana Reeves. 2026. "401K Industry Statistics." Gitnux. https://gitnux.org/401k-industry-statistics.
Sources & References
- Reference 1ICIici.org
ici.org
- Reference 2DOLdol.gov
dol.gov
- Reference 3VANGUARDvanguard.com
vanguard.com
- Reference 4PSCApsca.org
psca.org
- Reference 5EBRIebri.org
ebri.org
- Reference 6PRESSROOMpressroom.icrinc.com
pressroom.icrinc.com
- Reference 7FIDELITYfidelity.com
fidelity.com
- Reference 8BLSbls.gov
bls.gov
- Reference 9URBANurban.org
urban.org
- Reference 10INSTITUTIONALinstitutional.vanguard.com
institutional.vanguard.com
- Reference 11MORNINGSTARmorningstar.com
morningstar.com
- Reference 12IRSirs.gov
irs.gov
- Reference 13BRIGHTSCOPEbrightscope.com
brightscope.com







