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Options · 15-min delayed

GRPN

Options · 15-min delayed

GRPN

Underlying

$19.53

DTE

19d

2026-09-18

P/C Vol

0.21

P/C OI

0.24

ATM IV

68.8%

IV Skew

-6.5%

25Δ put − call

Max Pain

$20

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
1	1	198.4%	0.90	0.0192	-0.04	0.01	6.90/8.10	8.56	12.00	0.05	0.00/0.50	0.01	-0.02	0.0171	-0.06	154.9%	—	1
9	2	81.3%	0.99	0.0078	-0.00	0.00	6.00/7.10	6.25	13.00	0.25	0.00/0.45	0.01	-0.02	0.0215	-0.06	130.5%	1	3
65	1	84.4%	0.97	0.0196	-0.01	0.00	5.00/6.20	6.49	14.00	0.10	0.00/0.45	0.01	-0.02	0.0283	-0.07	111.5%	12	90
22	1	69.5%	0.96	0.0275	-0.01	0.00	4.00/5.20	4.95	15.00	0.10	0.00/0.20	0.00	-0.01	0.0313	-0.05	75.4%	21	661
21	11	63.5%	0.93	0.0482	-0.01	0.01	3.20/4.10	3.90	16.00	0.21	0.10/0.25	0.01	-0.01	0.0521	-0.09	70.5%	54	309
232	16	65.4%	0.85	0.0814	-0.02	0.01	2.55/3.10	3.24	17.00	0.40	0.25/0.40	0.01	-0.02	0.0809	-0.16	68.0%	5	255
45	7	67.4%	0.73	0.1094	-0.03	0.01	1.90/2.35	2.10	18.00	0.60	0.40/0.65	0.01	-0.02	0.1146	-0.26	63.0%	6	460
546	5	67.5%	0.61	0.1279	-0.03	0.02	1.35/1.70	1.55	19.00	0.95	0.70/1.05	0.02	-0.03	0.1413	-0.39	60.8%	14	681
6.1k	22	67.3%	0.47	0.1328	-0.03	0.02	0.85/1.25	1.00	20.00	1.46	1.35/1.80	0.02	-0.03	0.1273	-0.52	70.2%	6	578
1.2k	9	67.4%	0.35	0.1236	-0.03	0.02	0.55/0.85	0.74	21.00	2.20	1.80/2.45	0.02	-0.03	0.1274	-0.66	64.8%	12	108
552	103	70.7%	0.26	0.1030	-0.03	0.01	0.35/0.65	0.45	22.00	2.99	2.50/3.30	0.01	-0.02	0.1061	-0.76	66.1%	4	156
985	5	65.0%	0.16	0.0825	-0.02	0.01	0.20/0.30	0.30	23.00	3.67	3.30/4.10	0.01	-0.01	0.0820	-0.85	63.3%	10	592
310	3	70.7%	0.12	0.0629	-0.02	0.01	0.15/0.25	0.20	24.00	4.75	4.40/5.10	0.01	-0.02	0.0658	-0.85	78.3%	1	31
520	146	77.3%	0.10	0.0499	-0.02	0.01	0.10/0.25	0.18	25.00	5.67	5.30/6.00	0.01	-0.01	0.0503	-0.90	78.1%	4	43
274	2	75.8%	0.06	0.0353	-0.01	0.01	0.00/0.20	0.07	26.00	6.50	6.20/7.00	0.01	-0.01	0.0384	-0.93	80.1%	3	42
163	2	100.0%	0.10	0.0387	-0.02	0.01	0.00/0.45	0.09	27.00	5.75	7.00/8.10	0.00	-0.01	0.0275	-0.95	79.7%	3	15

Greeks Profile

2026-09-18 · 19d · σ = 68.8%

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).

Underlying

$19.53

DTE

19d

2026-09-18

P/C Vol

0.21

P/C OI

0.24

ATM IV

68.8%

IV Skew

-6.5%

25Δ put − call

Max Pain

$20

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
1	1	198.4%	0.90	0.0192	-0.04	0.01	6.90/8.10	8.56	12.00	0.05	0.00/0.50	0.01	-0.02	0.0171	-0.06	154.9%	—	1
9	2	81.3%	0.99	0.0078	-0.00	0.00	6.00/7.10	6.25	13.00	0.25	0.00/0.45	0.01	-0.02	0.0215	-0.06	130.5%	1	3
65	1	84.4%	0.97	0.0196	-0.01	0.00	5.00/6.20	6.49	14.00	0.10	0.00/0.45	0.01	-0.02	0.0283	-0.07	111.5%	12	90
22	1	69.5%	0.96	0.0275	-0.01	0.00	4.00/5.20	4.95	15.00	0.10	0.00/0.20	0.00	-0.01	0.0313	-0.05	75.4%	21	661
21	11	63.5%	0.93	0.0482	-0.01	0.01	3.20/4.10	3.90	16.00	0.21	0.10/0.25	0.01	-0.01	0.0521	-0.09	70.5%	54	309
232	16	65.4%	0.85	0.0814	-0.02	0.01	2.55/3.10	3.24	17.00	0.40	0.25/0.40	0.01	-0.02	0.0809	-0.16	68.0%	5	255
45	7	67.4%	0.73	0.1094	-0.03	0.01	1.90/2.35	2.10	18.00	0.60	0.40/0.65	0.01	-0.02	0.1146	-0.26	63.0%	6	460
546	5	67.5%	0.61	0.1279	-0.03	0.02	1.35/1.70	1.55	19.00	0.95	0.70/1.05	0.02	-0.03	0.1413	-0.39	60.8%	14	681
6.1k	22	67.3%	0.47	0.1328	-0.03	0.02	0.85/1.25	1.00	20.00	1.46	1.35/1.80	0.02	-0.03	0.1273	-0.52	70.2%	6	578
1.2k	9	67.4%	0.35	0.1236	-0.03	0.02	0.55/0.85	0.74	21.00	2.20	1.80/2.45	0.02	-0.03	0.1274	-0.66	64.8%	12	108
552	103	70.7%	0.26	0.1030	-0.03	0.01	0.35/0.65	0.45	22.00	2.99	2.50/3.30	0.01	-0.02	0.1061	-0.76	66.1%	4	156
985	5	65.0%	0.16	0.0825	-0.02	0.01	0.20/0.30	0.30	23.00	3.67	3.30/4.10	0.01	-0.01	0.0820	-0.85	63.3%	10	592
310	3	70.7%	0.12	0.0629	-0.02	0.01	0.15/0.25	0.20	24.00	4.75	4.40/5.10	0.01	-0.02	0.0658	-0.85	78.3%	1	31
520	146	77.3%	0.10	0.0499	-0.02	0.01	0.10/0.25	0.18	25.00	5.67	5.30/6.00	0.01	-0.01	0.0503	-0.90	78.1%	4	43
274	2	75.8%	0.06	0.0353	-0.01	0.01	0.00/0.20	0.07	26.00	6.50	6.20/7.00	0.01	-0.01	0.0384	-0.93	80.1%	3	42
163	2	100.0%	0.10	0.0387	-0.02	0.01	0.00/0.45	0.09	27.00	5.75	7.00/8.10	0.00	-0.01	0.0275	-0.95	79.7%	3	15

Greeks Profile

2026-09-18 · 19d · σ = 68.8%

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).