SL Green Realty's 15min chart shows MACD Death Cross, BB Narrowing, KDJ Death Cross.

According to the 15-minute chart of SL Green Realty, a series of technical indicators have triggered. Specifically, the MACD has formed a death cross, Bollinger Bands have narrowed, and KDJ has formed a death cross. These developments suggest that the stock price has the potential to continue falling, with a decreasing magnitude of price fluctuations and a shift in momentum towards the downside, potentially leading to further declines.