2024 and 2025 Watchlists and Signal-to-Noise Ratios Thanks for viewing the Security Trading Analytics blog’s second annual post on watchlists. Last year’s watchlist post introduced watchlists as a means of tracking performance within a calendar year by grouping stocks and ETFs that drove performance within a calendar year, but watching securities can serve many additional roles. For example, this year’s edition of the annual watchlist post presents cross-year performance changes for the tickers within a watchlist. This second annual watchlist post shows how signal‑to‑noise ratios reveal which tickers maintain clear, consistent performance across years — and which ones don’t. A signal-to-noise ratio computed in this post is a means of objectively assessing the strength of a trend amidst normal weekly volatility. This post demonstrates how easy it is to objectively assess signal-to-noise ratios for this use case. The cross-year performance analysis...