IRTC vs. GBTC
IRTC (iRhythm Technologies, Inc.) is a stock, while GBTC (Grayscale Bitcoin Trust ETF) is Cryptocurrency fund tracking the CoinDesk Bitcoin Benchmark Rate Index. Over the past 5 years, IRTC returned 18.04%/yr vs 7.01%/yr for GBTC. Their 0.15 correlation means their historical movements had little consistent relationship.
Performance
IRTC vs. GBTC - Performance Comparison
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Returns By Period
In the year-to-date period, IRTC achieves a -33.97% return, which is significantly lower than GBTC's -28.72% return.
IRTC
- 1D
- -1.60%
- 1M
- -7.36%
- 6M
- -24.17%
- YTD
- -33.97%
- 1Y
- -28.97%
- 3Y*
- 4.10%
- 5Y*
- 18.04%
- 10Y*
- —
- ALL TIME*
- 16.31%
GBTC
- 1D
- -2.85%
- 1M
- 2.29%
- 6M
- -25.46%
- YTD
- -28.72%
- 1Y
- -45.18%
- 3Y*
- 36.79%
- 5Y*
- 7.01%
- 10Y*
- 50.99%
- ALL TIME*
- 54.49%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $75.53M | $74.63M | $101.29M | |
| $54.70M | $63.37M | $64.57M |
IRTC vs. GBTC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IRTC iRhythm Technologies, Inc. | -33.97% | 96.78% | -15.76% | 14.27% | -20.41% | -50.39% | 248.38% | -2.00% | 23.96% | 86.83% |
GBTC Grayscale Bitcoin Trust ETF | -28.72% | -7.65% | 113.81% | 317.61% | -75.80% | 7.03% | 290.72% | 106.56% | -82.10% | 1,787.72% |
Correlation
The correlation between IRTC and GBTC is 0.08, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.08 |
Correlation (3Y) Balances recent behavior with more history. | 0.17 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.24 |
Correlation (All Time) Calculated using the full available price history since Oct 20, 2016 | 0.15 |
The correlation between IRTC and GBTC shifts across timeframes, from 0.08 (1 year) to 0.24 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
IRTC:
$787.85M
GBTC:
$0.00
IRTC:
$559.39M
GBTC:
$0.00
IRTC:
-$3.10M
GBTC:
$4.58B
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Return for Risk
IRTC vs. GBTC — Risk / Return Rank
IRTC
GBTC
IRTC vs. GBTC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iRhythm Technologies, Inc. (IRTC) and Grayscale Bitcoin Trust ETF (GBTC). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| IRTC | GBTC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.69 | ||
| Sortino ratioReturn per unit of downside risk | +1.35 | ||
| Omega ratioGain probability vs. loss probability | 0.97 | 0.82 | +0.15 |
| Calmar ratioReturn relative to maximum drawdown | -0.36 | -0.88 | +0.52 |
| Martin ratioReturn relative to average drawdown | -0.63 | -1.34 | +0.71 |
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Drawdowns
IRTC vs. GBTC - Drawdown Comparison
The maximum IRTC drawdown since its inception was -84.39%, smaller than the maximum GBTC drawdown of -89.91%. Use the drawdown chart below to compare losses from any high point for IRTC and GBTC.
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Drawdown Indicators
| IRTC | GBTC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -84.39% | -89.91% | +5.52% |
Max Drawdown (1Y)Largest decline over 1 year | -46.21% | -53.75% | +7.54% |
Max Drawdown (3Y)Largest decline over 3 years | -53.83% | -53.75% | -0.08% |
Max Drawdown (5Y)Largest decline over 5 years | -66.03% | -85.42% | +19.39% |
Max Drawdown (10Y)Largest decline over 10 years | — | -89.91% | — |
Current DrawdownCurrent decline from peak | -56.35% | -50.49% | -5.86% |
Average DrawdownAverage peak-to-trough decline | -37.37% | -43.51% | +6.14% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 26.08% | 34.92% | -8.84% |
Volatility
IRTC vs. GBTC - Volatility Comparison
iRhythm Technologies, Inc. (IRTC) has a higher volatility of 13.19% compared to Grayscale Bitcoin Trust ETF (GBTC) at 9.06%. This indicates that IRTC's price experiences larger fluctuations and is considered to be riskier than GBTC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IRTC | GBTC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.19% | 9.06% | +4.13% |
Volatility (6M)Calculated over the trailing 6-month period | 32.54% | 33.68% | -1.14% |
Volatility (1Y)Calculated over the trailing 1-year period | 44.95% | 44.36% | +0.59% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 63.58% | 60.60% | +2.98% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 61.56% | 81.27% | -19.71% |
Dividends
IRTC vs. GBTC - Dividend Comparison
Neither IRTC nor GBTC has paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
GBTC Grayscale Bitcoin Trust ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 5.61% |
IRTC iRhythm Technologies, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IRTC and GBTC have a correlation of 0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IRTC has higher volatility (13.19%) compared to GBTC (9.06%). In terms of maximum drawdown, IRTC dropped -84.39% vs GBTC's -89.91%.
IRTC currently has the higher Sharpe Ratio (-0.37 vs -1.06), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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