Options · 15-min delayed

GBDC

Options · 15-min delayed

GBDC

Underlying

$12.72

DTE

18d

2026-11-20

P/C Vol

0.05

P/C OI

1.37

ATM IV

52.5%

IV Skew

-28.5%

25Δ put − call

Max Pain

$13

Expiry

CALLS									Strike	PUTS
OI	Vol	IV	Δ	Γ	Θ	V	Bid/Ask	Last	Strike	Last	Bid/Ask	V	Θ	Γ	Δ	IV	Vol	OI
—	70	0.0%	1.00	—	-0.00	—	0.00/0.00	10.30	2.50	0.04	0.00/0.05	0.00	-0.00	0.0015	-0.00	328.1%	—	1
6	6	346.9%	0.95	0.0113	-0.03	0.00	6.30/9.90	7.20	5.00	0.05	0.00/0.10	0.00	-0.01	0.0059	-0.01	215.6%	5	25
14	14	125.2%	0.84	0.0676	-0.02	0.01	2.20/4.00	0.75	10.00	0.06	0.00/0.35	0.01	-0.01	0.0674	-0.10	94.5%	3	76
585	1	66.8%	0.58	0.2070	-0.02	0.01	0.15/0.90	0.50	12.50	0.52	0.05/0.35	0.01	-0.01	0.3554	-0.39	38.3%	1	1.6k
662	100	48.4%	0.07	0.1007	-0.01	0.00	0.00/0.05	0.03	15.00	2.07	0.00/0.00	—	0.00	—	-1.00	0.0%	1	—
6	6	86.7%	0.06	0.0491	-0.01	0.00	0.00/0.15	0.18	17.50	5.35	3.60/7.20	0.01	-0.04	0.0683	-0.76	161.5%	—	1
—	—	—	—	—	—	—	—	—	20.00	7.85	6.10/9.70	0.01	-0.04	0.0516	-0.79	196.5%	—	10
—	—	—	—	—	—	—	—	—	22.50	10.30	8.60/12.20	0.01	-0.05	0.0424	-0.81	225.2%	—	1

Greeks Profile

2026-11-20 · 18d · σ = 52.5%

Side

Greek

Synthetic strikes from −30% to +30% of spot. Greeks computed from ATM IV via Black-Scholes-Merton. Calls approach 1 deep ITM, 0 deep OTM. Puts mirror to (−1, 0).