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Wednesday, August 19, 2026The Morning Brief →Sign in
IWCISharesINDEX

iShares Micro-Cap ETF

$199.14+0.45% today
13620152-WK

The fund invests at least 80% of its assets in the component securities of its underlying index and in investments that have economic characteristics that are substantially identical to the component securities of its underlying index and may invest up to 20% of its assets in certain futures, options and swap contracts, cash and cash equivalents, as well as in securities not included in the underlying index, but which the advisor believes will help the fund track the underlying index.

Price & daily flows
186.9168.4149.9199.14DAILY NET FLOWAug 19Dec 16Apr 17Aug 19

SOURCE: MARKET TAPE & DAILY CREATION/REDEMPTION RECORDS · 3Y SHOWN · NET +$49M OVER THIS RANGE

The desk’s read

Money keeps arriving — +$11M of net buying over the past month, about 0.7% of the fund's asset base, while the price has returned +25.5% so far this year. At 0.60% a year it is not the cheapest way in — IBRN runs the same ground at 0.47%.

COMPOSED FROM THE FUND’S OWN DAILY RECORDS · UPDATED WITH EACH REFRESH

$1.5Bassets under management
0.60%expense ratio · $60 per $10,000 a year
+$11Mnet flow, trailing month
58Kavg daily volume, 30 days
1473holdings · US-domiciled
2005listed August 11, 2005 · beta 1.43
The book at a glance
PENG-8.1%NRIX+3.7%SLS+5.4%OUST-6.2%CDNA+1.3%TILE+0.5%VRDN+3.2%URGN+2.3%MBX+2.0%INOD+2.3%BFLY+0.3%NUVB+5.8%QCRH-0.6%EFC+0.4%PRCH+2.9%ETON-1.9%DCOM-1.7%LIND+0.7%OBK-1.2%BFC-1.6%BAND+0.5%CNOB-2.2%ALNT-2.6%BLFS+4.3%XERS-0.1%RAPP+0.8%FBRX+0.1%ARLO+0.9%NAT+1.3%PEBO-1.6%PGEN+6.6%ORC+1.2%ABSI+12.4%HROW+5.6%CGEM+7.3%OMER+8.0%PNTG-3.0%REAL+6.0%UMAC-7.2%REX-0.2%

CELL SIZE IS PORTFOLIO WEIGHT · COLOR IS TODAY’S MOVE · TOP 40 POSITIONS

HoldingsDownload CSV
#HoldingWeightPriceDay52-wk
1PENGPenguin Solutions0.71%$53.64-8.1%
2NRIXNURIX THERAPEUTICS0.58%$27.88+3.7%
3SLSSELLAS LIFE SCIENCES GROUP0.55%$13.81+5.4%
4OUSTOUSTER0.68%$40.53-6.2%
5CDNACAREDX0.53%$46.70+1.3%
6TILEINTERFACE0.50%$38.92+0.5%
7VRDNVIRIDIAN THERAPEUTICS0.47%$24.65+3.2%
8URGNUROGEN PHARMA0.47%$50.21+2.3%
9MBXMBX Biosciences0.47%$67.44+2.0%
10INODINNODATA0.46%$63.49+2.3%
11BFLYBUTTERFLY NETWORK0.43%$9.03+0.3%
12NUVBNUVATION BIO0.37%$7.34+5.8%
13QCRHQCR HOLDINGS0.39%$104.17-0.6%
14EFCELLINGTON FINANCIAL0.38%$13.68+0.4%
15PRCHPORCH GROUP0.37%$17.14+2.9%

The full book, free with one sign-in.

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Sector weights
Health Care27.06%
Financials24.71%
Industrials12.87%
Information Technology11.57%
Consumer Discretionary7.2%
Energy4.24%
Materials3.69%
Communication3.22%
Real Estate2.23%
Consumer Staples1.84%
PORTFOLIO COMPOSITION, LATEST DISCLOSURE
Country weights
United States98.26%
Israel0.4%
Canada0.31%
Bermuda0.3%
China0.16%
Monaco0.14%
Norway0.11%
PORTFOLIO COMPOSITION, LATEST DISCLOSURE
Performance
1 week+0.3%
1 month+3.9%
3 months+11.5%
6 months+19.9%
YTD+25.5%
1 year
3 years

PRICE RETURN, DISTRIBUTIONS NOT REINVESTED

Net flows
1 week+$16M
1 month+$11M
3 months+$31M
YTD+$141M
1 year+$211M

CREATION/REDEMPTION DOLLARS, DAILY RECORDS

Monthly net flows
AugSepOctNovDecJanFebMarAprMayJulAug
DAILY CREATION/REDEMPTION RECORDS, TRAILING TWELVE MONTHS
The risk read
19%realized volatility, 30 days (annualized)
24%realized volatility, 1 year
-12.6%deepest fall from a peak, 1 year
-0.9%where it sits vs. that peak today

The top holding is 0.7% of the book; the top ten carry 5%. Spread across 250+ names, it behaves like roughly 205 equally-weighted positions.

VOLATILITY & DRAWDOWN FROM THE DAILY TAPE · CONCENTRATION FROM THE LATEST DISCLOSED BOOK

Options tape
calls today
6puts today
put/call ratio
42Kshares traded
Most-traded holdings, options premiumBullishBearish
SLS SELLAS LIFE SCIENCES GROUP$11M$4M
PURR Hyperliquid Strategies$5M$3M
ASST ASSET ENTITIES$2M$2M
PGEN PRECIGEN$2M$2M
ZVRA ZEVRA THERAPEUTICS$2M$2M

TODAY’S OPTIONS PREMIUM IN THE FUND’S UNDERLYING NAMES

The case against IWC

Due diligence cuts both ways. These funds sit on the same shelf and beat IWC on at least one dimension that matters — the fee, the asset base, or where the money is going.

FundFeeAssetsFlow, 1MThe case
IJH iShares Core S&P Mid-Cap ETF0.05%$128.4B+$547M-55bp on fee · 84× the assets · +$547M in over the monthHead-to-head
IDEV iShares Core MSCI International Developed Markets ETF0.04%$32.7B+$104M-56bp on fee · 21× the assets · +$104M in over the monthHead-to-head
IGSB iShares 1-5 Year Investment Grade Corporate Bond ETF0.04%$23.4B+$520M-56bp on fee · 15× the assets · +$520M in over the monthHead-to-head
IGIB iShares 5-10 Year Investment Grade Corporate Bond ETF0.04%$18.7B+$312M-56bp on fee · 12× the assets · +$312M in over the monthHead-to-head
IEFA iShares Core MSCI EAFE ETF0.07%$195.3B+$631M-53bp on fee · 128× the assets · +$631M in over the monthHead-to-head
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InstrumentsHarvest substitutesTrade cost at $1MClient tearsheetStress this fund
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