Options Chain for QUANTUM SI INC COM CL A (QSI) - $2.24 as of 10/15/2025 7:57:24 AM EST

Calls

Strike Bid Ask Premium Last Price Change %Chg Premium to Strike Price Ratio Volume Open Interest IV Delta Gamma Theta Last Trade Last Updated
2.50 0.35 0.40 0.38 0.38 0.00 0.00% 0.15 0 9,419 1.76 0.52 0.32 -0.01 10/14/2025 10/14/2025 3:59:58 PM EST
5.00 0.10 0.15 0.13 0.15 0.00 0.00% 0.03 0 334 2.16 0.14 0.17 0.00 10/14/2025 10/14/2025 3:59:58 PM EST
7.50 0.00 0.15 0.08 0.05 0.00 0.00% 0.01 0 32 2.92 0.04 0.06 0.00 10/13/2025 10/14/2025 3:59:58 PM EST

Puts

Strike Bid Ask Premium Last Price Change %Chg Premium to Strike Price Ratio Volume Open Interest IV Delta Gamma Theta Last Trade Last Updated
2.50 0.65 0.80 0.73 0.75 0.00 0.00% 0.29 0 245 1.87 -0.48 0.32 -0.01 10/14/2025 10/14/2025 3:59:58 PM EST
5.00 2.60 3.50 3.05 3.33 0.00 0.00% 0.61 0 201 4.32 -0.86 0.17 0.00 10/9/2025 10/14/2025 3:59:58 PM EST
7.50 5.00 6.00 5.50 5.80 0.00 0.00% 0.73 0 2 5.03 -0.96 0.06 0.00 10/8/2025 10/14/2025 3:59:58 PM EST