Delayed
Research every ETF. Compare everything.
★
Menu
All ETFs Screener Rankings International Compare News
Browse Categories Sectors Issuers Holdings & Stocks Performance Heat Map Fund Overlap New Launches
Rankings Highest Yield Best Performing Largest ETFs Most Active Trending Lowest Fees All Rankings
International Emerging Markets Developed Markets Europe Asia-Pacific Currency Hedged International Hub
Learn & Tools Learn Ask the Data AI Agents ★ Saved API
About About us Contact Disclaimer
Members
API GATEWAY

Free read-only JSON access to the site's cached data.

Dark mode

Guided View
New to markets? Prices, yields, YTD, market cap: we explain every term as you browse, in plain English. Same data, with the help built in.

Expert View
You already know the market. Just the data: clean, fast and compact, with no extra explanations. This is the default view.

Interface language

Which ETFs own OPTX?

Syntec Optics Holdings, Inc. · Technology · Hardware, Equipment & Parts · US — 16 ETFs hold it, worth $9.3M across 1.12M shares.

Holdings as of Oct 10, 2026 · portfolio reporting dates from the data provider; not live positions.

#ETFWeight SharesValueETF AUM CategoryToday
1 TINY ProShares - Nanotechnology ETF 0.47% 8.02K $64.9K $13.8M Technology 0.00%
2 NASA Tema Space Innovators ETF 0.40% 558.63K $4.5M $1.15B Developed Markets -0.12%
3 IWC iShares Micro-Cap ETF 0.02% 30.91K $255.3K $1.32B — +0.11%
4 VFMO Vanguard U.S. Momentum Factor ETF 0.02% 28.36K $353.0K $1.90B Momentum +1.02%
5 IWO iShares Russell 2000 Growth ETF 0.01% 91.66K $757.1K $13.97B Us Small Cap +0.94%
6 VTWG Vanguard Russell 2000 Growth ETF 0.00% 7.65K $62.7K $1.70B Us Small Cap +0.91%
7 RB ProShares Trust - ProShares Russell… 0.00% 5 $40.45 $1.2M Buffer 0.00%
8 RSSL Global X - Russell 2000 ETF 0.00% 4.72K $38.2K $1.41B Financials +0.21%
9 IWM iShares Russell 2000 ETF 0.00% 246.71K $2.0M $78.27B Us Small Cap +0.49%
10 IWMW iShares Russell 2000 BuyWrite ETF 0.00% 173 $1.4K $55.4M Covered Call +0.63%
11 ITWO ProShares Russell 2000 High Income ETF 0.00% 578 $4.7K $185.0M Covered Call +0.96%
12 VTWO Vanguard Russell 2000 ETF 0.00% 40.22K $329.4K $18.00B Us Small Cap +0.50%
13 URTY ProShares - UltraPro Russell2000 0.00% 406 $3.3K $279.8M Developed Markets +1.37%
14 VXF Vanguard Extended Market ETF 0.00% 105.83K $866.7K $95.40B — +0.80%
15 UWM ProShares - Ultra Russell2000 0.00% 240 $1.9K $225.1M Developed Markets +0.96%
16 HDG ProShares - Hedge Replication ETF 0.00% 12 $97.08 $22.5M Financials 0.00%

Coverage reflects the ETF portfolios loaded in our database; very small funds may not be swept yet. Market data delayed approximately 15–20 minutes unless otherwise indicated.

Commodity

Commodities (broad)GoldOil & GasSilver

Digital Assets

CryptocurrencyBitcoin

Fixed Income

Bonds (all)Government BondsTreasury BondsCorporate BondsHigh Yield BondsMunicipal BondsInternational BondsTIPS / Inflation-Protected

Income

DividendCovered Call / Option IncomePreferred Stocks

Region

InternationalGlobalDeveloped MarketsEmerging MarketsInternational Small CapFrontier Markets

Sector & Theme

FinancialsTechnologyEnergyReal Estate / REITsHealthcareIndustrialsMaterialsInfrastructureClean Energy

Strategy

Buffer / Defined OutcomeESG / SustainableCurrency HedgedMomentumEqual WeightLow Volatility

Structure

Active ETFsLeveragedInverse

Style & Size

U.S. Large CapGrowthValueU.S. Small CapU.S. Mid CapTotal Market