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Video: Compound Annual Growth Rate (CAGR) Definition
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 |
| Date |
Open |
High |
Low |
Close |
Volume |
| 05/28/2026 |
$47.60 |
$47.60 |
$47.35 |
$47.36 |
3.30K | | 05/29/2026 |
$47.36 |
$47.37 |
$47.36 |
$47.37 |
100 | | 06/01/2026 |
$47.20 |
$47.20 |
$47.20 |
$47.20 |
100 | | 06/02/2026 |
$47.21 |
$47.21 |
$47.21 |
$47.21 |
100 | | 06/03/2026 |
$47.23 |
$47.23 |
$47.22 |
$47.22 |
500 |
 |
| GSI Group is a holding company. Co. designs, develops, manufactures and sells photonic and motion control components and subsystems to original equipment manufacturers in the medical equipment and industrial technology markets. Co. has three segments: Laser Product, which designs, manufactures and markets photonics-based solutions; Medical Technologies, which designs, manufactures and markets visualization solutions, imaging informatics products, optical data collection and machine vision technologies, thermal printers, and measurement instrumentation; and Precision Motion, which designs, manufactures and markets optical encoders and air bearing spindles and precision machined components. | |
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GSIG (GSIG) has the following price history information. Looking back at GSIG historical stock prices for the last five trading days, on May 28, 2026, GSIG opened at $47.60, traded as high as $47.60 and as low as $47.35, and closed at $47.36. Trading volume was a total of 3.30K shares. On May 29, 2026, GSIG opened at $47.36, traded as high as $47.37 and as low as $47.36, and closed at $47.37. Trading volume was a total of 100 shares. On June 01, 2026, GSIG opened at $47.20, traded as high as $47.20 and as low as $47.20, and closed at $47.20. Trading volume was a total of 100 shares. On June 02, 2026, GSIG opened at $47.21, traded as high as $47.21 and as low as $47.21, and closed at $47.21. Trading volume was a total of 100 shares. On June 03, 2026, GSIG opened at $47.23, traded as high as $47.23 and as low as $47.22, and closed at $47.22. Trading volume was a total of 500 shares.
GSIG Historical Stock Prices By Date:

Below, we examine the compound annual growth rate — CAGR for short — of an investment into GSIG shares, starting with a $10,000 purchase of GSIG, and working forward through the historical stock price information to today.
Growth of $10,000.00
With Dividends Reinvested
|
| Start date: |
07/14/2020 |
|
| End date: |
06/03/2026 |
|
| Start price/share: |
$49.95 |
|
| End price/share: |
$47.22 |
|
| Starting shares: |
200.18 |
|
| Ending shares: |
239.76 |
|
| Dividends reinvested/share: |
$8.51 |
|
| Total return: |
13.20% |
|
| Average Annual Total Return: |
2.13% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$11,321.84 |
|
| Years: |
5.89 |
|
| |
Growth of $10,000.00
Without Dividends Reinvested
|
| Start date: |
07/14/2020 |
|
| End date: |
06/03/2026 |
|
| Start price/share: |
$49.95 |
|
| End price/share: |
$47.22 |
|
| Dividends collected/share: |
$8.51 |
|
| Total return: |
11.55% |
|
| Average Annual Total Return: |
1.87% |
|
| Starting investment: |
$10,000.00 |
|
| Ending investment: |
$11,153.11 |
|
| Years: |
5.89 |
|
|
 |
| Date |
Close |
| 05/28/2026 | $47.36 | | 05/29/2026 | $47.37 | | 06/01/2026 | $47.20 | | 06/02/2026 | $47.21 | | 06/03/2026 | $47.22 |
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