Roundhill Memory ETF Attracts $3 Billion Despite Steep Weekly Drop

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Weekly Channel Summary

Thematic ETFs represent $381.85 billion in assets under management across 449 funds from 110 issuers. The channel attracted significant capital this week, recording net inflows of $3.56 billion. This recent activity contributes to a year-to-date total of $62.53 billion and a one-year total of $104.81 billion in net new assets.

This Week’s Performance Leaders and Laggards

The Industrial Revolution category led performance for the week with a 6.32% gain, rebounding from recent losses. On the other end of the spectrum, FinTech was the worst-performing category, declining by 3.47%, followed closely by Disruptive Tech which fell 3.15%. Despite a mixed week for technology-focused themes, Health Innovation posted a solid 3.57% return, extending its year-to-date lead to an impressive 35.66%.

Category Performance Snapshot

Category WTD 1 Month 3 Month 6 Month YTD 1 Year
Industrial Revolution 6.32% -7.67% 4.18% 6.00% 8.60% 26.52%
Health Innovation 3.57% 22.92% 39.82% 35.30% 35.66% 67.98%
Alternative Equity 2.79% -0.66% 3.01% -9.15% -8.53% -12.93%
Multi-Sector 2.16% -2.11% 20.17% 13.16% 14.46% 27.27%
Precious Metals 2.12% -11.54% -15.90% -7.42% -7.68% 56.15%
Evolving Consumer 1.22% 0.42% 13.14% 2.15% 2.52% 12.14%
Natural Resources 0.02% -12.52% -5.44% 2.65% 5.98% 37.38%
Sustainability -0.01% -14.06% 10.22% 14.31% 18.89% 47.97%
Midstream & MLPs -0.03% -0.55% 1.11% 16.16% 17.25% 18.22%
Infrastructure -1.97% -2.16% 8.75% 18.25% 20.70% 32.40%
Disruptive Tech -3.15% -9.05% 36.12% 29.27% 30.28% 45.75%
FinTech -3.47% -10.82% 20.82% 1.08% 6.05% 9.54%

Top & Bottom 5 ETFs by Weekly Performance

Space and defense-related funds soared this week, with the Global X Space Tech ETF (ORBX) leading all thematic products with a 14.15% return. Several peers, including VanEck Space ETF (WARP) and Tema International Defense ETF (ARMY), also posted double-digit gains. Conversely, funds focused on digital assets and memory chips faced significant headwinds, as seen with the CoinShares Bitcoin Mining ETF (WGMI), which fell 19.08%.

Ticker Fund Name WTD Performance
Top Performers
ORBX Global X Space Tech ETF 14.15%
WARP VanEck Space ETF 12.24%
ARMY Tema International Defense ETF 12.09%
MARS Roundhill Space & Technology ETF 11.40%
XDEF Xtrackers Europe Defense Technologies ETF 11.17%
Bottom Performers
WGMI CoinShares Bitcoin Mining ETF -19.08%
MNRS Grayscale Bitcoin Miners ETF -16.30%
DRAM Roundhill Memory ETF -15.65%
BKCH Global X Blockchain ETF -13.20%
DRMP Tuttle Capital Memory Stack Income Blast ETF -11.60%

Analyzing the Weekly Flows

Thematic ETFs saw net inflows of $3.56 billion this week, driven overwhelmingly by a single category. Disruptive Tech funds dominated asset gathering, pulling in $3.20 billion, which continues a strong trend that has brought in over $28.9 billion year-to-date. Infrastructure also saw healthy demand with $749 million in new assets, while the Industrial Revolution category experienced the largest outflows at $417 million.

Category Flows Summary

Category Fund Count AUM 5 Day 30 Day 90 Day YTD 1 Year
Disruptive Tech 74 $106.73B $3,200M $9,714M $26,053M $28,901M $43,892M
Infrastructure 47 $67.07B $749M $3,570M $10,466M $16,520M $24,168M
Evolving Consumer 50 $14.21B $346M -$26M $56M -$1,440M -$1,575M
Precious Metals 15 $42.33B $199M -$543M -$1,976M -$1,610M $2,149M
Multi-Sector 47 $31.06B $152M -$652M -$547M -$172M $3,145M
Health Innovation 25 $3.03B $64M $109M $88M $137M $157M
Midstream & MLPs 18 $25.43B $23M $8M $369M $1,228M $1,960M
Alternative Equity 9 $2.41B -$5M $17M $240M $344M $703M
Sustainability 28 $9.19B -$221M -$178M $904M $1,358M $2,297M
Natural Resources 57 $54.70B -$250M -$234M $1,291M $10,360M $17,712M
FinTech 28 $4.51B -$282M -$601M -$296M -$639M -$165M
Industrial Revolution 51 $21.18B -$417M -$925M $3,610M $7,536M $10,366M

Top & Bottom 5 ETFs by 5-Day Flow

A single fund accounted for the vast majority of weekly flows, as the Roundhill Memory ETF (DRAM) attracted an immense $3.05 billion in net inflows. This occurred despite the fund’s significant performance drop of over 15% for the week, highlighting a major divergence between flows and returns. On the redemption side, the iShares A.I. Innovation and Tech Active ETF (BAI) shed $556 million, and the Tema Space Innovators ETF (NASA) saw outflows of $200 million.

Ticker Fund Name 5-Day Flow
Inflows
DRAM Roundhill Memory ETF $3,052M
MAGS Roundhill Magnificent Seven ETF $396M
XHB State Street SPDR S&P Homebuilders ETF $315M
PAVE Global X U.S. Infrastructure Development ETF $189M
GDX VanEck Gold Miners ETF $178M
Outflows
BAI iShares A.I. Innovation and Tech Active ETF -$556M
NASA Tema Space Innovators ETF -$200M
SHLD Global X Defense Tech ETF -$175M
XME State Street SPDR S&P Metals & Mining ETF -$132M
ICLN iShares Global Clean Energy ETF -$128M

Issuer League Table Update

Global X and iShares continue to lead the thematic space by assets, commanding 17.42% and 15.82% of the market share, respectively. Roundhill was the standout asset gatherer of the week, bringing in $3.45 billion in net new assets, largely due to a single fund’s massive intake. Meanwhile, iShares experienced the largest net redemptions among issuers, with investors pulling $290 million from its thematic lineup.

Top 5 Issuers by AUM

Brand Fund Count AUM AUM Market Share
Global X 38 $66.51B 17.42%
iShares 33 $60.39B 15.82%
First Trust 30 $54.40B 14.25%
VanEck 20 $41.02B 10.74%
Roundhill 11 $30.99B 8.12%

Top & Bottom 3 Issuers by 5-Day Flow

Brand 5-Day Flow
Inflows
Roundhill $3,446M
First Trust $368M
Corgi $142M
Outflows
iShares -$290M
Tema -$211M
CoinShares -$124M

For a deeper dive into these trends, access our FREE, in-depth Thematic ETF reports in the right side panel of this page.

Disclosures

This material is for informational purposes only and should not be considered investment advice. All investments, including ETFs, involve risk, including the possible loss of principal. Investors should consider their investment objectives, risks, charges, and expenses carefully before investing.

This analysis was developed by the team at ETF Action. We leverage advanced AI tools to assist in the drafting and refinement of our content, based on our expert prompts, direction, and final review.