Summary
IAK
Prices · period metrics · 12M
NAV as of 15/10/2026
02/04/2025 → 02/04/2026
Return 13.00% Volatility 18.86% Sharpe -0.52
Official loaded data — not a live quote.

ISHARES U.S. INSURANCE ETF

Symbol: IAK

Exchange: NYSE

Sector: Financial_Services

Category: Financial

Inception date: 01/05/2006

Latest date: 15/10/2026

Current price: $143.52

Expense ratio: 0.37%

Assets under management
$420.5M
-0.12% daily change

Period performance

Adjusted cumulative ETF performance, normalized to the first available adjusted price in the selected period.

Adjusted return
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Performance metrics

Period total return

-0.99%

Ann. -44.15% (Sharpe / Sortino numerator)

Volatility

13.83%

Sharpe ratio

-3.456

VaR 95%

-1.70%

CVaR 95%: -1.87%
Max drawdown: -6.59%
Sortino ratio: -4.824
Calmar ratio: -6.70

The performance chart and period total return use a rolling window to the latest adjusted close. For 1M/3M/6M/... periods, default behavior is Yahoo-style rolling (first session on or after "latest date minus N calendar months" through the latest quote). If the calendar is already in a new month, the last quote is near month-end, and there is no current-month data yet, the window switches to N full calendar months ending in that quote month. Sharpe, Sortino, VaR and related metrics still come from the latest batch row. Sharpe/Sortino use annualized excess return versus the US risk-free rate, so a positive chart can still show a negative ratio if annualized return is below cash.

Period total return

2.26%

Ann. -18.35% (Sharpe / Sortino numerator)

Volatility

14.98%

Sharpe ratio

-1.467

VaR 95%

-1.71%

CVaR 95%: -2.15%
Max drawdown: -8.20%
Sortino ratio: -2.187
Calmar ratio: -2.24

The performance chart and period total return use a rolling window to the latest adjusted close. For 1M/3M/6M/... periods, default behavior is Yahoo-style rolling (first session on or after "latest date minus N calendar months" through the latest quote). If the calendar is already in a new month, the last quote is near month-end, and there is no current-month data yet, the window switches to N full calendar months ending in that quote month. Sharpe, Sortino, VaR and related metrics still come from the latest batch row. Sharpe/Sortino use annualized excess return versus the US risk-free rate, so a positive chart can still show a negative ratio if annualized return is below cash.

Period total return

9.16%

Ann. -6.35% (Sharpe / Sortino numerator)

Volatility

14.92%

Sharpe ratio

-0.669

VaR 95%

-1.52%

CVaR 95%: -2.29%
Max drawdown: -9.02%
Sortino ratio: -0.919
Calmar ratio: -0.70

The performance chart and period total return use a rolling window to the latest adjusted close. For 1M/3M/6M/... periods, default behavior is Yahoo-style rolling (first session on or after "latest date minus N calendar months" through the latest quote). If the calendar is already in a new month, the last quote is near month-end, and there is no current-month data yet, the window switches to N full calendar months ending in that quote month. Sharpe, Sortino, VaR and related metrics still come from the latest batch row. Sharpe/Sortino use annualized excess return versus the US risk-free rate, so a positive chart can still show a negative ratio if annualized return is below cash.

Period total return

13.00%

Ann. -6.19% (Sharpe / Sortino numerator)

Volatility

18.86%

Sharpe ratio

-0.521

VaR 95%

-1.82%

CVaR 95%: -2.81%
Max drawdown: -10.31%
Sortino ratio: -0.637
Calmar ratio: -0.60

The performance chart and period total return use a rolling window to the latest adjusted close. For 1M/3M/6M/... periods, default behavior is Yahoo-style rolling (first session on or after "latest date minus N calendar months" through the latest quote). If the calendar is already in a new month, the last quote is near month-end, and there is no current-month data yet, the window switches to N full calendar months ending in that quote month. Sharpe, Sortino, VaR and related metrics still come from the latest batch row. Sharpe/Sortino use annualized excess return versus the US risk-free rate, so a positive chart can still show a negative ratio if annualized return is below cash.

Period total return

14.76%

Ann. 6.65% (Sharpe / Sortino numerator)

Volatility

17.73%

Sharpe ratio

0.170

VaR 95%

-1.73%

CVaR 95%: -2.61%
Max drawdown: -11.58%
Sortino ratio: 0.221
Calmar ratio: 0.57

The performance chart and period total return use a rolling window to the latest adjusted close. For 1M/3M/6M/... periods, default behavior is Yahoo-style rolling (first session on or after "latest date minus N calendar months" through the latest quote). If the calendar is already in a new month, the last quote is near month-end, and there is no current-month data yet, the window switches to N full calendar months ending in that quote month. Sharpe, Sortino, VaR and related metrics still come from the latest batch row. Sharpe/Sortino use annualized excess return versus the US risk-free rate, so a positive chart can still show a negative ratio if annualized return is below cash.

Period total return

58.81%

Ann. 16.26% (Sharpe / Sortino numerator)

Volatility

16.48%

Sharpe ratio

0.767

VaR 95%

-1.55%

CVaR 95%: -2.36%
Max drawdown: -11.58%
Sortino ratio: 1.027
Calmar ratio: 1.40

The performance chart and period total return use a rolling window to the latest adjusted close. For 1M/3M/6M/... periods, default behavior is Yahoo-style rolling (first session on or after "latest date minus N calendar months" through the latest quote). If the calendar is already in a new month, the last quote is near month-end, and there is no current-month data yet, the window switches to N full calendar months ending in that quote month. Sharpe, Sortino, VaR and related metrics still come from the latest batch row. Sharpe/Sortino use annualized excess return versus the US risk-free rate, so a positive chart can still show a negative ratio if annualized return is below cash.

Daily returns for period 12M

Daily simple returns from the same adjusted closes used by the performance chart: 15/10/2025 - 15/10/2026.

Methodology: adjusted prices + daily simple return
Average daily return

0.054%

Best day

3.19%

05/06/2026
Worst day

-3.228%

16/10/2025
Days with data

251

Recent price history (last 90 days)

Date Open High Low Close Volume
15/10/2026 $143.69 $145.04 $143.09 $143.52 91,900
14/10/2026 $140.66 $142.13 $139.09 $142.08 57,100
13/10/2026 $142.24 $142.68 $141.42 $142.35 54,200
12/10/2026 $140.48 $142.02 $140.31 $141.70 81,000
09/10/2026 $140.80 $141.20 $140.12 $140.22 62,000
08/10/2026 $138.14 $141.56 $138.14 $141.14 46,200
07/10/2026 $138.00 $138.82 $137.97 $138.25 48,700
06/10/2026 $137.93 $139.40 $137.93 $138.43 64,300
05/10/2026 $137.23 $138.39 $136.92 $138.05 36,900
02/10/2026 $137.27 $137.56 $136.53 $137.33 69,300