REGN / STOCK · DATA AS OF 2026-10-23
If you invested $1,000
in Regeneron
If you invested $1,000 in Regeneron 10 years ago (2016-10), it would be worth $2,355.27 as of 2026-10-23, with dividends reinvested.
Regeneron: the long view
| $1,000 invested | Actual start | Value today | CAGR |
|---|---|---|---|
| 1 years ago | 2025-10 | $1,241.41 | 24.14% |
| 3 years ago | 2023-10 | $1,041.96 | 1.38% |
| 5 years ago | 2021-10 | $1,269.83 | 4.89% |
| 10 years ago | 2016-10 | $2,355.27 | 8.94% |
| 15 years ago | 2011-10 | $14,694.70 | 19.62% |
| 20 years ago | 2006-10 | $40,529.52 | 20.33% |
| First month covered here | 1991-05 | $66,336.06 | 12.57% |
Dividends reinvested. Requested periods use the latest available month as their endpoint; shorter histories start at the first available month.
A little, every month
Investing $100 at each monthly close after the starting month (2016-10), with no initial lump sum, would turn $12,000.00 contributed into $18,585.10. Contributions start the following month.
Against the benchmark
Over 2016-10 to 2026-10, $1,000 in Regeneron became $2,355.27; $1,000 in SPY became $4,186.78 with dividends reinvested.
Your questions, answered
What would $1,000 invested in Regeneron 10 years ago be worth?
If you invested $1,000 in Regeneron 10 years ago (2016-10), it would be worth $2,355.27 as of 2026-10-23, with dividends reinvested.
How would $100 a month in Regeneron have performed?
Investing $100 at each monthly close after the starting month (2016-10), with no initial lump sum, would turn $12,000.00 contributed into $18,585.10. Contributions start the following month.
How does this compare with the S&P 500?
Over 2016-10 to 2026-10, $1,000 in Regeneron became $2,355.27; $1,000 in SPY became $4,186.78 with dividends reinvested.