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CSM vs. BFLX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

CSM vs. BFLX

Last updated Aug 2, 2026
Documentation

CSM (Proshares Large Cap Core Plus) and BFLX (iShares Flexible Equity Active ETF) are both Long-Short funds. CSM is passively managed, while BFLX is actively managed. Their 0.79 correlation means they have sometimes moved together and sometimes differently. CSM charges 0.45%/yr vs 0.40%/yr for BFLX.

Performance

CSM vs. BFLX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Proshares Large Cap Core Plus (CSM) and iShares Flexible Equity Active ETF (BFLX). The values are adjusted to include any dividend payments, if applicable.

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Returns By Period

CSM

1D
0.77%
1M
1.39%
6M
8.81%
YTD
9.15%
1Y
23.59%
3Y*
19.26%
5Y*
12.61%
10Y*
14.08%
ALL TIME*
14.88%

BFLX

1D
0.71%
1M
0.99%
6M
—
YTD
—
1Y
—
3Y*
—
5Y*
—
10Y*
—
ALL TIME*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

Liquidity Comparison

PositionAvg. Volume Value (2W)Avg. Volume Value (1M)Avg. Volume Value (3M)

BFLX

iShares Flexible Equity Active ETF
$5.04M$46.24M$34.24M

CSM

Proshares Large Cap Core Plus
$421.46K$485.98K$561.72K

CSM vs. BFLX - Yearly Performance Comparison

2026 (YTD)
CSM
Proshares Large Cap Core Plus		3.40%
BFLX
iShares Flexible Equity Active ETF		0.94%

Correlation

The correlation between CSM and BFLX is 0.79, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

Correlation
Correlation (All Time)
Calculated using the full available price history since May 20, 2026

0.79

CSM vs. BFLX - Sectors Allocation Comparison

Sectors
CSM
BFLX

Technology

29.3%
29.0%

Financial Services

16.5%
13.7%

Consumer Cyclical

8.9%
13.6%

Industrials

8.8%
14.8%

Healthcare

8.4%
7.4%

Communication Services

6.8%
6.7%

Consumer Defensive

4.5%
3.8%

Real Estate

4.2%
1.4%

Utilities

4.1%
3.7%

Energy

2.8%
2.6%

Basic Materials

2.5%
3.4%

Technology

CSM
29.3%
BFLX
29.0%

Financial Services

CSM
16.5%
BFLX
13.7%

Consumer Cyclical

CSM
8.9%
BFLX
13.6%

Industrials

CSM
8.8%
BFLX
14.8%

Healthcare

CSM
8.4%
BFLX
7.4%

Communication Services

CSM
6.8%
BFLX
6.7%

Consumer Defensive

CSM
4.5%
BFLX
3.8%

Real Estate

CSM
4.2%
BFLX
1.4%

Utilities

CSM
4.1%
BFLX
3.7%

Energy

CSM
2.8%
BFLX
2.6%

Basic Materials

CSM
2.5%
BFLX
3.4%

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Proshares Large Cap Core Plus

iShares Flexible Equity Active ETF

Often compared with CSM:
CSM vs. SPYCSM vs. VOOCSM vs. QQQCSM vs. VTICSM vs. BRK-BCSM vs. BDGSCSM vs. ^GSPC
Often compared with BFLX:
BFLX vs. LSEQBFLX vs. WTIPBFLX vs. ATTRBFLX vs. CLSEBFLX vs. IDUBBFLX vs. QAIBFLX vs. CBLS

Return for Risk

CSM vs. BFLX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.
CSM
CSM Risk / Return Rank: 7373
Overall Rank
CSM Sharpe Ratio Rank: 7676
Sharpe Ratio Rank
CSM Sortino Ratio Rank: 7575
Sortino Ratio Rank
CSM Omega Ratio Rank: 7171
Omega Ratio Rank
CSM Calmar Ratio Rank: 6767
Calmar Ratio Rank
CSM Martin Ratio Rank: 7575
Martin Ratio Rank
BFLX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

CSM vs. BFLX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Proshares Large Cap Core Plus (CSM) and iShares Flexible Equity Active ETF (BFLX). 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.

CSMBFLXDifference
Sharpe ratioReturn per unit of total volatility
1.72

—

—

Sortino ratioReturn per unit of downside risk
2.39

—

—

Omega ratioGain probability vs. loss probability

1.30

—

—

Calmar ratioReturn relative to maximum drawdown

2.32

—

—

Martin ratioReturn relative to average drawdown

9.34

—

—

CSM vs. BFLX - Sharpe Ratio Comparison

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Drawdowns

CSM vs. BFLX - Drawdown Comparison

The maximum CSM drawdown since its inception was -36.11%, which is greater than BFLX's maximum drawdown of -4.55%. Use the drawdown chart below to compare losses from any high point for CSM and BFLX.

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Drawdown Indicators

CSMBFLXDifference

Max Drawdown

Largest peak-to-trough decline

-36.11%

-4.55%

-31.56%

Max Drawdown (1Y)

Largest decline over 1 year

-9.40%

—

—

Max Drawdown (3Y)

Largest decline over 3 years

-18.30%

—

—

Max Drawdown (5Y)

Largest decline over 5 years

-23.82%

—

—

Max Drawdown (10Y)

Largest decline over 10 years

-36.11%

—

—

Current Drawdown

Current decline from peak

-0.69%

-1.82%

+1.13%

Average Drawdown

Average peak-to-trough decline

-4.02%

-1.66%

-2.36%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.34%

—

—

Volatility

CSM vs. BFLX - Volatility Comparison

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Volatility by Period

CSMBFLXDifference

Volatility (1M)

Calculated over the trailing 1-month period

3.59%

—

—

Volatility (6M)

Calculated over the trailing 6-month period

9.64%

—

—

Volatility (1Y)

Calculated over the trailing 1-year period

12.69%

14.68%

-1.99%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

17.19%

14.68%

+2.51%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

18.37%

14.68%

+3.69%

CSM vs. BFLX - Expense Ratio Comparison

CSM has a 0.45% expense ratio, which is higher than BFLX's 0.40% expense ratio.

Dividends

CSM vs. BFLX - Dividend Comparison

CSM's dividend yield for the trailing twelve months is around 1.04%, while BFLX has not paid dividends to shareholders.

PositionTTM20252024202320222021202020192018201720162015
BFLX
iShares Flexible Equity Active ETF		0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
CSM
Proshares Large Cap Core Plus		1.04%1.04%1.06%1.17%1.37%0.78%1.21%1.41%1.54%1.28%1.49%1.67%

Frequently Asked Questions

CSM and BFLX have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

On fees, BFLX is cheaper at 0.40% per year. The better choice depends on whether you care most about return, fees, risk, or income.

BFLX is cheaper with a 0.40% expense ratio, compared with 0.45% for CSM.

CSM has the higher dividend yield at 1.04%, compared with 0.00% for BFLX.

They also come from different issuers: ProShares and iShares. Their fees differ too: 0.45% for CSM and 0.40% for BFLX.

Portfolio Optimizer

Find the right allocation for CSM and BFLX

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