Options Chain for QUANTUM SI INC COM CL A (QSI) - $0.87 as of 4/30/2026 4:54:34 PM 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
0.50 0.10 1.05 0.58 % 1.16 0 0 0.00 0.87 0.19 0.00 5/1/2026 3:59:51 PM EST
1.00 0.00 1.00 0.50 0.60 0.00 0.00% 0.50 0 2 0.00 0.70 0.32 0.00 4/30/2026 5/1/2026 3:59:51 PM EST
1.50 0.00 0.60 0.30 % 0.20 0 0 6.14 0.57 0.36 -0.01 5/1/2026 3:59:51 PM EST
2.00 0.00 1.00 0.50 % 0.25 0 0 0.00 0.48 0.36 -0.01 5/1/2026 3:59:51 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
0.50 0.00 0.05 0.03 % 0.06 0 0 2.16 -0.13 0.19 0.00 5/1/2026 3:59:51 PM EST
1.00 0.00 0.75 0.38 0.15 % 0.38 1 0 6.73 -0.30 0.32 0.00 5/1/2026 5/1/2026 3:59:51 PM EST
1.50 0.25 1.25 0.75 % 0.50 0 0 7.43 -0.43 0.36 -0.01 5/1/2026 3:59:51 PM EST
2.00 0.65 1.65 1.15 % 0.57 0 0 6.68 -0.52 0.36 -0.01 5/1/2026 3:59:51 PM EST