SLG Open Interest: The option open interest in SLG climbed 21.0% to 154,548 contracts. The current open interest is above its 52-week average of 24,728 contracts. Over the last 252 days, the current total open interest has a percentile rank Of 100.0%, meaning that this is the highest the open interest has been in SLG for the past year. This indicates there is a lot more demand to trade and carry option positions in SLG than normal. The most notable increase was in the 19-May-23 expiration which added +21,452 contracts. SLG Call Open Interest: The open interest in SLG call options increased by 7.4% to 32,991 contracts. Furthermore, call open interest is up 25.7% in the last 5 days. Compared to its 52-week average of 9,663 contracts, the current call open interest for SLG is stronger than usual. SLG Put Open Interest: The open interest in SLG put options has grown by 25.3% to 121,557 contracts. Furthermore, put open interest has risen 83.1% in the last 5 days. Compared to its 52-week average of 15,065 contracts, the current put open interest for SLG is higher than usual. SLG Put/Call Ratio (Open Interest): In the last 5 days, the put/call ratio for SLG increased by 45.7% to 3.7. The put call ratio is above the 52-week average of 1.7. 0100100 Call Open Interest 100% 52-Week Pct Rank 0100100 Put Open Interest 100% 52-Week Pct Rank Total Open Interest154,5481-Day Change5-Day Change52-Week Avg. Call Open Interest32,9911-Day Change5-Day Change52-Week Avg. Put Open Interest121,5571-Day Change5-Day Change52-Week Avg. Put / Call Open Int. Ratio3.71-Day Change5-Day Change52-Week Avg. Open Interest Analysis Indicators Long Liquidation happens when there is a decrease in open interest along with a decrease in implied volatility, indicating that traders are trying to sell out of their long positions in the option. Long Buildup is an increase in open interest along with an increase in implied volatility, indicating that traders are adding to long positions in the option. Short Buildup is an increase in open interest but a decrease in implied volatility, suggesting that traders are selling more contracts on short positions in the option. Short Covering is a decrease in open interest but an increase in implied volatility, suggesting that traders are buying back to cover short positions in the option. Sample screenshot of premium open interest analysis for AAPL More