BKLN Options History — November 2025

In November 2025, BKLN traded between $20.86 and $20.96. ATM implied volatility averaged 11.1%, placing in the 23.7% IV rank vs the trailing year. The 30-day expected move averaged 3.4%. IV traded above realized volatility by 9.0% (HV 20d: 2.0%). Max pain ranged from $20.00 to $21.00. Net GEX was positive for 0 of 19 trading days. Term structure was in contango for 4 of 19 days. Put/call ratio averaged 13.38.

Notable Days

2025-11-06: Highest Volume — 946 contracts
2025-11-12: Largest IV spike — 96.2% change
2025-11-25: Highest IV Rank — 41.9%
2025-11-25: Largest Expected Move — 5.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$20.92	$20.86	$20.96	$20.91	$20.91
Max Pain	$20.21	$20.00	$21.00	$20.00	$21.00
ATM IV	11.1%	6.0%	17.5%	6.0%	6.1%
Expected Move	3.4%	1.7%	5.0%	1.7%	1.8%
HV 20d	2.0%	1.2%	3.0%	3.0%	1.5%
HV 60d	2.3%	2.2%	2.5%	2.5%	2.3%
IV Rank	23.7%	9.3%	41.9%	9.3%	9.7%
IV Percentile	63.9%	35.7%	86.9%	38.9%	35.7%
Term Structure	-6.7%	-15.9%	8.9%	8.9%	-3.1%
VWIV	10.2%	5.1%	15.7%	8.9%	11.2%
Skew 25d	-0.6%	-10.8%	9.8%	-4.9%	2.9%
Skew 10d	1.4%	-13.9%	27.7%	-11.9%	3.2%
Call IV 25d	16.6%	6.0%	22.4%	16.5%	7.8%
Put IV 25d	16.1%	10.0%	22.1%	11.6%	10.7%
Bid-Ask Spread %	118.98	113.22	127.59	113.22	117.52
Gamma HHI	0.73	0.55	0.90	0.81	0.83
Net GEX	-1.1M	-2.1M	-484.0K	-1.9M	-1.1M
Net DEX	5.9M	4.8M	8.3M	7.4M	5.4M
Net VEX	-26.3K	-42.4K	-20.0K	-37.1K	-25.2K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	13.38	0.01	90.00	2.50	1.02
Total Volume	217.842	17	946	70	81
Total OI	21,775.947	20,937	22,431	20,942	21,382

Daily Data (19 trading days)

Date	Price	Max Pain	ATM IV	Exp Move	HV 20d	IV Rank	VWIV	Skew 25d	Term Str	GEX	DEX	VEX	P/C	Spread %	Call Vol	Put Vol	Call OI	Put OI
2025-11-03	$20.91	$20.00	6.0%	1.7%	3.0%	9.3%	0.0%	-4.9%	8.9%	-1.9M	7.4M	-37.1K	2.50	113.22	20	50	1,305	19,637
2025-11-04	$20.91	$20.00	7.5%	2.2%	2.9%	13.7%	8.9%	-5.7%	7.5%	-2.1M	6.9M	-33.9K	6.85	116.71	20	137	1,305	19,632
2025-11-05	$20.93	$20.00	7.8%	2.2%	2.9%	14.4%	0.0%	-7.1%	7.5%	-1.7M	5.6M	-26.9K	0.00	115.45	0	897	1,305	19,686
2025-11-06	$20.93	$20.00	8.1%	3.8%	2.9%	15.1%	0.0%	0.0%	-11.0%	-721.4K	5.4M	-20.5K	0.01	118.91	936	10	1,305	20,049
2025-11-07	$20.94	$20.00	8.3%	2.5%	2.7%	16.0%	5.1%	3.5%	-2.3%	-1.6M	4.8M	-20.0K	3.80	122.88	65	247	1,907	20,050
2025-11-10	$20.95	$20.00	9.4%	3.9%	2.6%	19.0%	15.7%	-9.3%	-12.3%	-738.7K	4.8M	-20.2K	1.78	119.03	41	73	1,940	20,145
2025-11-11	$20.96	$20.00	7.2%	4.0%	2.4%	12.6%	0.0%	-0.1%	-12.5%	-639.7K	4.9M	-23.6K	0.00	121.11	0	17	1,980	20,179
2025-11-12	$20.96	$20.00	14.1%	4.0%	2.3%	32.3%	0.0%	-5.5%	-12.6%	-608.4K	5.5M	-24.1K	0.00	119.68	0	27	1,980	20,178
2025-11-13	$20.94	$20.00	14.3%	4.1%	2.2%	32.8%	0.0%	-1.8%	-12.9%	-1.7M	8.3M	-42.4K	90.00	118.84	1	90	1,980	20,187
2025-11-14	$20.95	$20.00	14.5%	4.2%	2.1%	33.4%	11.2%	9.4%	-13.1%	-484.0K	5.7M	-24.2K	3.96	125.36	27	107	1,979	20,227
2025-11-17	$20.94	$20.00	15.1%	4.3%	1.2%	35.3%	0.0%	-10.8%	-13.8%	-587.3K	5.2M	-22.3K	1.72	116.52	98	169	1,994	20,248
2025-11-18	$20.93	$20.00	15.4%	4.4%	1.3%	35.9%	0.0%	-0.3%	-14.1%	-665.1K	5.8M	-23.3K	0.00	118.48	0	41	2,010	20,388
2025-11-19	$20.95	$20.00	14.1%	4.0%	1.2%	32.2%	0.0%	-0.2%	-11.1%	-543.3K	5.7M	-22.7K	1.74	118.48	157	273	2,010	20,409
2025-11-20	$20.91	$20.00	8.9%	2.5%	1.5%	17.5%	0.0%	5.8%	-0.7%	-588.7K	5.2M	-20.2K	57.00	120.55	1	57	2,131	20,286
2025-11-21	$20.91	$20.00	16.2%	4.6%	1.4%	38.2%	0.0%	-2.9%	-15.0%	-526.1K	5.9M	-21.9K	0.00	127.59	0	40	2,132	20,299
2025-11-24	$20.86	$21.00	10.2%	2.9%	1.5%	21.3%	0.0%	4.6%	-1.8%	-1.5M	7.0M	-34.7K	0.00	116.91	0	99	2,086	18,945
2025-11-25	$20.87	$21.00	17.5%	5.0%	1.4%	41.9%	0.0%	2.0%	-15.9%	-1.5M	7.1M	-31.3K	3.48	116.79	75	261	2,086	19,030
2025-11-26	$20.89	$21.00	9.4%	2.7%	1.4%	19.1%	0.0%	9.8%	0.6%	-1.2M	5.5M	-24.8K	0.10	116.64	20	2	2,107	19,244
2025-11-28	$20.91	$21.00	6.1%	1.8%	1.5%	9.7%	0.0%	2.9%	-3.1%	-1.1M	5.4M	-25.2K	1.02	117.52	40	41	2,127	19,255