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If you invested $100 a month in IBM

Buying $100 at each monthly close from November 2016 through October 2026, with dividends reinvested, turns $12,000.00 contributed into $25,026.05 as of October 23, 2026. Annualized money-weighted IRR: 14.28%.

Monthly scheduleInvestedValueAnnualized (money-weighted IRR)SPY same-schedule value (reinvested)
5 years · $50/month$3,000.00$4,722.9418.78%$4,602.42 · 60 contributions · $3,000.00 invested · 2021-10 to 2026-10
5 years · $100/month$6,000.00$9,445.8818.78%$9,204.83 · 60 contributions · $6,000.00 invested · 2021-10 to 2026-10
5 years · $500/month$30,000.00$47,229.3918.78%$46,024.17 · 60 contributions · $30,000.00 invested · 2021-10 to 2026-10
10 years · $50/month$6,000.00$12,513.0314.28%$13,310.87 · 120 contributions · $6,000.00 invested · 2016-10 to 2026-10
10 years · $100/month$12,000.00$25,026.0514.28%$26,621.74 · 120 contributions · $12,000.00 invested · 2016-10 to 2026-10
10 years · $500/month$60,000.00$125,130.2714.28%$133,108.70 · 120 contributions · $60,000.00 invested · 2016-10 to 2026-10
20 years · $50/month$12,000.00$32,026.819.02%$55,895.19 · 240 contributions · $12,000.00 invested · 2006-10 to 2026-10
20 years · $100/month$24,000.00$64,053.629.02%$111,790.38 · 240 contributions · $24,000.00 invested · 2006-10 to 2026-10
20 years · $500/month$120,000.00$320,268.089.02%$558,951.89 · 240 contributions · $120,000.00 invested · 2006-10 to 2026-10

Asset last price date: 2026-10-23; SPY last price date: 2026-10-23. The latest month may be incomplete. Zero initial investment; contributions start the following month. Monthly observations are estimates, not executable trades. Fees, taxes and FX excluded. Curated surviving assets; delisted companies are absent. Not financial advice. Past performance doesn’t predict future returns.

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Monthly closing prices. No fees, taxes or FX.

YOUR INVESTMENT TODAY
$25,026.05

$13,026.05 total gain · 108.55% total return

Amount invested$12,000.00
Annualized (money-weighted IRR)14.28%
Investment multiple2.09×

● Your investment● S&P 500 (SPY)

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