LYTE Roundhill Photonics & Optics ETF
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From its Aug 6, 2026 launch to Oct 28, 2026, LYTE lost 19.6%.
Promise check: Not measuredIts theme exposure is measured once ETFIQ defines its theme company by company.
LYTE risk and return scorecard
vs its benchmark
Computed by ETFIQ from Tiingo daily prices and ETFIQ's distribution records; risk-free rate: U.S. Treasury, Daily Treasury Bill Rates, 13-week coupon equivalent Method · Data
Money in and out
Net fund flows · Oct 27, 2026What you earned
What can be shown yet
First traded Aug 6, 2026More on LYTE
Every number below is on this page. Open what you need.Price since launch, Aug 6, 2026
$20.37+4.7%1 day, priceClose, Oct 28, 2026
Price only. Computed by ETFIQ from Tiingo daily prices.
Source: Tiingo end-of-day prices. Data as of Oct 28, 2026. Updated every trading night. Report a data error
| Window | Total return | S&P 500 (SPY) |
|---|---|---|
| 1M Sep 28 – Oct 28, 2026 | −14.5% | +0.9% |
| Since launch Aug 6 – Oct 28, 2026 | −19.6% | +0.7% |
Total returns, distributions reinvested. Listed Aug 2026: no 3 months, 6 months, year to date, 1 year and 3 years windows.
Source: Tiingo end-of-day prices, with distributions reinvested.
Money in and out
Daily data · as of Oct 27, 2026LYTE: in the 17 trading days to Oct 27, 2026, net $23.7m went out.
Oct 27, 2026
Oct 21, 2026 to Oct 27, 2026
LYTE, net flow each trading day over the 65 sessions from Jul 28, 2026 to Oct 27, 2026: money came in on 2 days and went out on 7 days, of the 16 days with daily data; the other 49 have none. Before Oct 6, 2026 ETFIQ has the fund’s monthly data only, from SEC filings: that span is shaded and draws no bars, and its months are in the month by month list.
In on 2 days, out on 7. 49 days missing.
LYTE, net flow each trading day over the 251 sessions from Oct 28, 2025 to Oct 27, 2026: money came in on 2 days and went out on 7 days, of the 16 days with daily data; the other 235 have none. Before Oct 6, 2026 ETFIQ has the fund’s monthly data only, from SEC filings: that span is shaded and draws no bars, and its months are in the month by month list.
In on 2 days, out on 7. 235 days missing.
LYTE, net flow each trading day over the 400 sessions from Mar 26, 2025 to Oct 27, 2026: money came in on 2 days and went out on 7 days, of the 16 days with daily data; the other 384 have none. Before Oct 6, 2026 ETFIQ has the fund’s monthly data only, from SEC filings: that span is shaded and draws no bars, and its months are in the month by month list.
In on 2 days, out on 7. 384 days missing.
Daily data starts Oct 6, 2026.
How this is computed
Computed by ETFIQ from Roundhill’s daily data: each day’s change in shares outstanding times the previous day’s net asset value. Percentages are of net assets at the start of each window. Numbers are net: money in less money out. Every day and month ETFIQ holds for LYTE, back to Oct 2026, is in its flows file. Flows across every fund · How these flows are computed · Compare LYTE with other funds in the flows tool
Every trading day, last 3 months16 days
Most recent first.
Week by week, last year4 weeks
Net flow into LYTE each week, Oct 6, 2026 to Oct 27, 2026, most recent first, each week named by its last trading day with data. Computed by ETFIQ.
Month by month, money in and money outOct 2026
LYTE, net flow each month from Oct 2026 to Oct 2026: money came in in 0 months and went out in 1 month.
Most recent first.
How this is computed
Months summed from daily data: money in adds the days money came in; money out adds the days it went out.
N-PORT months are the filed sales plus reinvestments less redemptions. Later months add up the daily data; the Source column names any missing day.
Source: ETFIQ, from the fund’s daily share counts and net asset values, and its SEC N-PORT filings. Data as of Oct 27, 2026. Last checked Oct 29, 2026.
LYTE key stats
Trading
as of Oct 28, 2026
Also against IEMG, AGG, RSP, CGDV, AVUV, VOOG, RDVY, FTEC, DFUS, VPU, BWET, VOO, IVV, SPY, VTI, QQQ, VUG, IEFA, VTV, VXUS, BND, GLD, VWO, XLK, IWF, IJH, SGOV, SCHD, QQQM, VIG, IJR, VO, ITOT, IWD, BNDX, VT, VYM, VB, IWM, SCHX, VCIT, SCHG, IAU, IXUS, XLF, VTEB, BIL, TLT, VONG, XLV, DIA, BSV, XLE, DGRO, VCSH, VNQ, VBR, MGK, ACWI, XLI, GLDM, EEM, AVEM, SLV, GDX, IYW, EWY, XLU, SPMO, VYMI, VTIP, AVDV, COWZ, SPHQ, MTUM, BINC, DGRW, HDV, AVUS, BOXX, VBIL, MOAT, NOBL, VDE, XBI, FDVV, VLUE, AIRR, BOND, FBCG, MAGS, GARP, SPHD, XOVR, USO, REMX.
About LYTE
How we measure
12 seats on LYTE, as of Oct 28, 2026: 4 Challenges, 8 Not enough data.
Questions people ask about LYTE
- Has LYTE beaten the S&P 500?
- Since it first traded on Aug 6, 2026, LYTE returned −19.6% with distributions reinvested, against +0.7% for the S&P 500, so it finished behind the index by 20.3 points.
- What does LYTE cost?
- The prospectus expense ratio is 0.65% a year.
Links are sources, not endorsements.
Cite this pageCitation, APA and Markdown
ETFIQ, LYTE, thematic ETFs, data as of Oct 28, 2026. https://etfiq.com/funds/lyte
ETFIQ. (Oct 28, 2026). LYTE, thematic ETFs. Retrieved from https://etfiq.com/funds/lyte
[LYTE, thematic ETFs (ETFIQ, Oct 28, 2026)](https://etfiq.com/funds/lyte)
The difference bar for LYTE, redrawn every trading night.
Free to use with attribution for data ETFIQ computes; issuer data stays under its owner's terms. The underlying files are at Open data.
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<figure style="margin:0;max-width:640px">
<a href="https://etfiq.com/funds/lyte"><img src="https://etfiq.com/assistant/api/embed/themes/lyte.svg" alt="LYTE: Holdings not yet filed. Holdings checked on Oct 28, 2026." width="640" style="max-width:100%;height:auto"></a>
<figcaption style="font:13px/1.5 sans-serif">LYTE: Holdings not yet filed. Holdings checked on Oct 28, 2026. Data: <a href="https://etfiq.com/funds/lyte">ETFIQ</a></figcaption>
</figure>The day's ETF flows, a comparison and one number. Every trading morning. About the Daily
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