TBIL vs. BRK-B
TBIL (F/m US Treasury 3 Month Bill ETF) is Ultrashort Bond fund tracking the Bloomberg US Treasury Bellwether 3M Total Return USD Unhedged Index, while BRK-B (Berkshire Hathaway Inc.) is a stock. Over the past 3 years, TBIL returned 4.63%/yr vs 13.30%/yr for BRK-B. At a 0.04 correlation, their price movements are largely independent.
Performance
TBIL vs. BRK-B - Performance Comparison
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Returns By Period
In the year-to-date period, TBIL achieves a 1.61% return, which is significantly higher than BRK-B's -2.67% return.
TBIL
- 1D
- 0.03%
- 1M
- 0.32%
- YTD
- 1.61%
- 6M
- 1.78%
- 1Y
- 3.91%
- 3Y*
- 4.63%
- 5Y*
- —
- 10Y*
- —
BRK-B
- 1D
- 0.71%
- 1M
- 1.07%
- YTD
- -2.67%
- 6M
- -2.06%
- 1Y
- 0.35%
- 3Y*
- 13.30%
- 5Y*
- 11.27%
- 10Y*
- 13.22%
TBIL vs. BRK-B - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
TBIL F/m US Treasury 3 Month Bill ETF | 1.61% | 4.19% | 5.15% | 5.12% | 1.29% |
BRK-B Berkshire Hathaway Inc. | -2.67% | 10.89% | 27.09% | 15.46% | 5.66% |
Correlation
The correlation between TBIL and BRK-B is 0.08, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.08 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.06 |
Correlation (All Time) Calculated using the full available price history since Aug 9, 2022 | 0.04 |
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Return for Risk
TBIL vs. BRK-B — Risk / Return Rank
TBIL
BRK-B
TBIL vs. BRK-B - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for F/m US Treasury 3 Month Bill ETF (TBIL) and Berkshire Hathaway Inc. (BRK-B). 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.
| TBIL | BRK-B | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +13.89 | ||
| Sortino ratioReturn per unit of downside risk | +58.62 | ||
| Omega ratioGain probability vs. loss probability | 17.24 | 1.01 | +16.23 |
| Calmar ratioReturn relative to maximum drawdown | 197.88 | -0.02 | +197.90 |
| Martin ratioReturn relative to average drawdown | 939.34 | -0.05 | +939.39 |
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Drawdowns
TBIL vs. BRK-B - Drawdown Comparison
The maximum TBIL drawdown since its inception was -0.10%, smaller than the maximum BRK-B drawdown of -53.86%. Use the drawdown chart below to compare losses from any high point for TBIL and BRK-B.
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Drawdown Indicators
| TBIL | BRK-B | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.10% | -53.86% | +53.76% |
Max Drawdown (1Y)Largest decline over 1 year | -0.02% | -9.42% | +9.40% |
Max Drawdown (3Y)Largest decline over 3 years | -0.02% | -14.95% | +14.93% |
Max Drawdown (5Y)Largest decline over 5 years | — | -26.58% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -29.57% | — |
Current DrawdownCurrent decline from peak | 0.00% | -9.36% | +9.36% |
Average DrawdownAverage peak-to-trough decline | -0.00% | -11.07% | +11.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.00% | 4.53% | -4.53% |
Volatility
TBIL vs. BRK-B - Volatility Comparison
The current volatility for F/m US Treasury 3 Month Bill ETF (TBIL) is 0.07%, while Berkshire Hathaway Inc. (BRK-B) has a volatility of 3.95%. This indicates that TBIL experiences smaller price fluctuations and is considered to be less risky than BRK-B based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TBIL | BRK-B | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.07% | 3.95% | -3.88% |
Volatility (6M)Calculated over the trailing 6-month period | 0.19% | 10.78% | -10.59% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.29% | 14.38% | -14.09% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.32% | 17.12% | -16.80% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.32% | 19.44% | -19.12% |
Dividends
TBIL vs. BRK-B - Dividend Comparison
TBIL's dividend yield for the trailing twelve months is around 3.82%, while BRK-B has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
BRK-B Berkshire Hathaway Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
TBIL F/m US Treasury 3 Month Bill ETF | 3.82% | 4.07% | 5.02% | 5.00% | 1.10% |
Frequently Asked Questions
TBIL and BRK-B 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.
BRK-B has higher volatility (3.95%) compared to TBIL (0.07%). In terms of maximum drawdown, TBIL dropped -0.10% vs BRK-B's -53.86%.
TBIL currently has the higher Sharpe Ratio (13.87 vs -0.02), 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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