According to @KobeissiLetter, Aerospace and Defense ETF inflows reached $8.2 billion in the first three quarters of 2025, a 573% surge versus 2024 levels (source: @KobeissiLetter on X, Oct 18, 2025). Monthly inflows peaked at $1.6 billion in June before moderating to $634 million in September, indicating a pullback from the peak pace that traders can monitor as a flow-based momentum gauge for defense equities and related suppliers (source: @KobeissiLetter on X, Oct 18, 2025). The surge in demand has coincided with 17 Aerospace and Defense ETF launches in 2025 compared with just 2 in 2024, underscoring strong investor appetite for defense exposure that could continue to influence sector pricing and liquidity in the near term (source: @KobeissiLetter on X, Oct 18, 2025). The source does not reference cryptocurrencies or cross-asset spillovers; no direct BTC or ETH impact is indicated in the data shared (source: @KobeissiLetter on X, Oct 18, 2025).

According to @EricBalchunas, if the MEME ETF had not been closed, it would be up roughly 50% year to date and likely seeing inflows, which he says is why the fund is being revived (source: @EricBalchunas). He adds that about a quarter of 2025 ETF launches include leverage, the highest share since 2010, which he views as a possible sign the market is overheated (source: @EricBalchunas). For trading, his observations highlight heightened risk appetite around leveraged and meme-themed exposures that can affect liquidity and momentum dynamics if MEME relists and inflows materialize (source: @EricBalchunas).

According to Eric Balchunas, ETFs are on pace for a record number of launches in 2025, surpassing last year's all-time high even before counting potential ETF share class filings (source: Eric Balchunas, Twitter, June 13, 2025). This surge indicates increased investor demand for diversified products and could intensify competition among asset managers. For crypto traders, this trend is significant as it paves the way for more crypto-related ETFs, potentially increasing institutional access to digital assets such as BTC and ETH. The rapid expansion of ETF offerings may drive greater liquidity and price discovery in both traditional and crypto markets, making it crucial for traders to monitor ETF developments closely.

According to @SirYappityyapp, ETF launches in April 2025 increased by 132% year-over-year, marking record monthly growth for the third consecutive month. The market is now 50% ahead of last year's record pace and could see up to 1,000 ETF launches this year. Notably, 88% of new ETFs are actively managed and 68% incorporate derivatives, indicating heightened risk appetite and innovation in investment products. For crypto traders, this surge in ETF activity, especially those using derivatives, signals increased institutional interest in alternative assets, potentially boosting liquidity and volatility in related crypto markets (Source: Eric Balchunas via Twitter, May 9, 2025).