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CUSIP
066923301
Issuer
iShares
Inception Date
Mar 31, 2011
Index Tracked
Russell 1000 Index
Distribution Policy
Distributing
Asset Class
Equity
Asset Class Size
Large-Cap
Asset Class Style
Blend

Share Price Chart


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Performance

BRGKX Performance Chart

iShares Russell 1000 Large-Cap Index Fund Class K (BRGKX) is up 10.0% since the beginning of the year. BRGKX is currently trading at $47 per share. Investors who bought $1,000 worth of BRGKX shares 5 years ago would now be looking at an investment worth $1,860.


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S&P 500 Index

Returns By Period

iShares Russell 1000 Large-Cap Index Fund Class K (BRGKX) has returned 9.97% so far this year and 26.40% over the past 12 months. Looking at the last ten years, BRGKX has achieved an annualized return of 15.15%, outperforming the S&P 500 Index benchmark, which averaged 13.88% per year.


iShares Russell 1000 Large-Cap Index Fund Class K

1D
1.10%
1M
0.67%
YTD
9.97%
6M
9.30%
1Y
26.40%
3Y*
20.67%
5Y*
13.22%
10Y*
15.15%

Benchmark (S&P 500 Index)

1D
-0.37%
1M
-0.01%
YTD
9.16%
6M
8.64%
1Y
25.22%
3Y*
19.78%
5Y*
11.99%
10Y*
13.88%
*Multi-year figures are annualized to reflect compound growth (CAGR)

BRGKX Monthly Returns History

Based on dividend-adjusted daily data since Mar 31, 2011, BRGKX's average daily return is +0.06%, while the average monthly return is +1.15%. At this rate, an investment would double in approximately 5.1 years.

Historically, 68% of months were positive and 32% were negative. The best month was Apr 2020 with a return of +13.2%, while the worst month was Mar 2020 at -13.2%. The longest winning streak lasted 15 consecutive months, and the longest losing streak was 5 months.

On a daily basis, BRGKX closed higher 53% of trading days. The best single day was Apr 9, 2025 with a return of +9.5%, while the worst single day was Mar 16, 2020 at -12.2%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20261.38%-0.53%-4.97%10.10%5.10%-0.83%9.97%
20253.18%-1.76%-5.78%-0.62%6.40%5.06%2.22%2.09%3.45%2.15%0.25%-0.02%17.28%
20241.41%5.39%3.21%-4.26%4.70%3.30%1.47%2.36%2.13%-0.71%6.43%-2.80%24.44%
20236.68%-2.37%3.15%1.26%0.45%6.73%3.45%-1.74%-4.72%-2.41%9.35%4.93%26.49%
2022-5.63%-2.74%3.36%-8.90%-0.15%-8.38%9.30%-3.82%-9.27%8.01%5.40%-5.80%-19.13%
2021-0.84%2.91%3.80%5.35%0.47%2.41%2.07%2.89%-4.61%6.93%-1.32%4.01%26.24%

Benchmark Metrics

iShares Russell 1000 Large-Cap Index Fund Class K has an annualized alpha of 1.34%, beta of 1.01, and R2 of 0.99 versus S&P 500 Index. Calculated based on daily prices since March 31, 2011.

  • This fund captured 105.27% of S&P 500 Index gains but only 98.50% of its losses - a favorable profile for investors.
  • With beta of 1.01 and R2 of 0.99, this fund moves broadly in line with S&P 500 Index - much of its variation is explained by market exposure rather than independent behavior.

Alpha
1.34%
Beta
1.01
0.99
Upside Capture
105.27%
Downside Capture
98.50%

Expense Ratio

BRGKX has an expense ratio of 0.06%, which is considered low.


Return for Risk

Risk / Return Rank

BRGKX ranks 62 for risk / return — better than 62% of mutual funds on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.


BRGKX Risk / Return Rank: 6262
Overall Rank
BRGKX Sharpe Ratio Rank: 5959
Sharpe Ratio Rank
BRGKX Sortino Ratio Rank: 5454
Sortino Ratio Rank
BRGKX Omega Ratio Rank: 5656
Omega Ratio Rank
BRGKX Calmar Ratio Rank: 6666
Calmar Ratio Rank
BRGKX Martin Ratio Rank: 7676
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for iShares Russell 1000 Large-Cap Index Fund Class K (BRGKX) and compare them to S&P 500 Index.

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.


BRGKXBenchmarkDifference
Sharpe ratioReturn per unit of total volatility

+0.06

Sortino ratioReturn per unit of downside risk

+0.08

Omega ratioGain probability vs. loss probability

1.38

1.37

+0.01

Calmar ratioReturn relative to maximum drawdown

2.97

2.78

+0.18

Martin ratioReturn relative to average drawdown

13.30

12.44

+0.87

Dividends

Dividend History

iShares Russell 1000 Large-Cap Index Fund Class K provided a 2.53% dividend yield over the last twelve months, with an annual payout of $1.19 per share. The fund has been increasing its distributions for 3 consecutive years.


1.00%2.00%3.00%4.00%5.00%$0.00$0.20$0.40$0.60$0.80$1.00$1.2020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$1.19$1.18$0.52$0.45$0.45$0.58$0.38$0.59$0.41$0.41$0.59$0.68

Dividend yield

2.53%2.77%1.38%1.49%1.82%1.88%1.51%2.82%2.46%2.31%3.94%4.86%

Monthly Dividends

The table displays the monthly dividend distributions for iShares Russell 1000 Large-Cap Index Fund Class K. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.00$0.12$0.00$0.00$0.00$0.12
2025$0.00$0.00$0.11$0.00$0.00$0.38$0.00$0.00$0.12$0.00$0.00$0.57$1.18
2024$0.00$0.00$0.11$0.00$0.00$0.10$0.00$0.00$0.12$0.00$0.00$0.19$0.52
2023$0.00$0.00$0.13$0.00$0.00$0.11$0.00$0.00$0.10$0.00$0.00$0.12$0.45
2022$0.00$0.00$0.09$0.00$0.00$0.09$0.08$0.00$0.10$0.00$0.00$0.08$0.45
2021$0.00$0.00$0.11$0.00$0.00$0.08$0.00$0.00$0.09$0.00$0.00$0.30$0.58

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the iShares Russell 1000 Large-Cap Index Fund Class K. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the iShares Russell 1000 Large-Cap Index Fund Class K was 34.58%, occurring on Mar 23, 2020. Recovery took 97 trading sessions.

The current iShares Russell 1000 Large-Cap Index Fund Class K drawdown is 1.29%.


Related event

Drawdown

Fall

Recovery

Underwater

COVID crash2020
-34.58%Mar 2020
1mo 2d4mo 20d
5mo 22dFeb 2020 - Aug 2020
Bear market2022
-25.13%Oct 2022
9mo 11d1y 2mo
1y 11moJan 2022 - Dec 2023
2011 bear market2011
-20.39%Oct 2011
5mo 4d4mo 24d
9mo 28dMay 2011 - Feb 2012
Rate-hike selloffLate 2018
-19.70%Dec 2018
3mo 4d3mo 19d
6mo 23dSep 2018 - Apr 2019
2025 selloff2025
-19.15%Apr 2025
1mo 17d2mo 19d
4mo 6dFeb 2025 - Jun 2025

Drawdown Indicators


BRGKXBenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-34.58%

-56.78%

+22.20%

Max Drawdown (1Y)

Largest decline over 1 year

-8.85%

-9.10%

+0.25%

Max Drawdown (3Y)

Largest decline over 3 years

-19.15%

-18.90%

-0.25%

Max Drawdown (5Y)

Largest decline over 5 years

-25.13%

-25.43%

+0.30%

Max Drawdown (10Y)

Largest decline over 10 years

-34.58%

-33.92%

-0.66%

Current Drawdown

Current decline from peak

-1.29%

-1.80%

+0.51%

Average Drawdown

Average peak-to-trough decline

-4.04%

-10.71%

+6.67%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.97%

2.03%

-0.06%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

Build a portfolio with BRGKX

Add iShares Russell 1000 Large-Cap Index Fund Class K to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

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