First Trust Exchange-Traded Fund II - First Trust NASDAQ Cybersecurity ETF (CIBR) short interest & options flow
NASDAQCIBR enters the final stretch of October with its lending market dramatically looser than it was a month ago, even as the ETF itself slipped 6.6% on the week. The most striking move in this week's data is in borrow availability. At the start of October, the pool was tight: availability fell as low as 9.1% of short interest at its most constrained point over the past year, with…
CIBR short interest surges 39% in one day to 1.09% of float, driven by sharp borrow demand that crushed availability to 31%.
- Market cap
- $15.79B
Key data as of 8 Nov 2026
CIBR news and analysis
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