BFIN Options History — September 2025

In September 2025, BFIN traded between $11.91 and $12.51. ATM implied volatility averaged 80.2%, placing in the 41.6% IV rank vs the trailing year. The 30-day expected move averaged 24.9%. IV traded above realized volatility by 59.6% (HV 20d: 20.6%). Max pain ranged from $10.00 to $12.50. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 10 of 21 days. Put/call ratio averaged 0.00.

Notable Days

2025-09-05: Highest Volume — 5 contracts
2025-09-22: Largest IV spike — 332.5% change
2025-09-30: Highest IV Rank — 100.0%
2025-09-30: Largest Expected Move — 53.3%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$12.29	$11.91	$12.51	$12.38	$11.91
Max Pain	$10.24	$10.00	$12.50	$12.50	$10.00
ATM IV	80.2%	30.1%	185.8%	93.4%	185.8%
Expected Move	24.9%	7.2%	53.3%	26.8%	53.3%
HV 20d	20.6%	15.2%	28.7%	28.3%	16.4%
HV 60d	24.8%	23.8%	25.7%	25.7%	23.8%
IV Rank	41.6%	0.0%	100.0%	46.4%	100.0%
IV Percentile	59.3%	0.0%	100.0%	81.3%	100.0%
Term Structure	-4.4%	-147.9%	100.9%	75.7%	-74.5%
Skew 25d	5.5%	-135.6%	58.9%	58.9%	-33.8%
Skew 10d	20.4%	8.0%	46.0%	46.0%	38.4%
Call IV 25d	83.3%	34.5%	207.8%	41.9%	117.0%
Put IV 25d	88.8%	42.8%	178.5%	100.8%	83.2%
Bid-Ask Spread %	130.92	119.43	150.49	150.49	121.81
Gamma HHI	0.54	0.47	0.82	0.49	0.50
Net GEX	5.7K	4.4K	7.0K	5.1K	5.0K
Net DEX	-158.2K	-224.7K	-104.3K	-201.3K	-139.8K
Net VEX	-498	-691	-286	-691	-411
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.00	0.00	0.00	0.00	0.00
Total Volume	0.238	0	5	0	0
Total OI	369.714	366	371	366	370

Daily Data (21 trading days)

Date	Price	Max Pain	ATM IV	Exp Move	HV 20d	IV Rank	VWIV	Skew 25d	Term Str	GEX	DEX	VEX	Spread %	Call Wall	Put Wall	Call Vol	Call OI	Put OI
2025-09-02	$12.38	$12.50	93.4%	26.8%	28.3%	46.4%	0.0%	58.9%	75.7%	5.1K	-201.3K	-691	150.49	N/A	N/A	0	365	1
2025-09-03	$12.33	$12.50	36.1%	10.3%	28.6%	6.8%	0.0%	22.6%	75.6%	6.7K	-141.5K	-546	125.00	N/A	N/A	0	365	1
2025-09-04	$12.51	$10.00	37.1%	7.2%	28.7%	0.0%	0.0%	8.2%	4.3%	7.0K	-111.9K	-358	120.91	N/A	N/A	0	365	1
2025-09-05	$12.44	$10.00	38.5%	24.9%	27.3%	42.2%	0.0%	24.6%	-44.5%	6.5K	-149.8K	-535	119.43	N/A	N/A	5	365	1
2025-09-08	$12.39	$10.00	43.4%	20.7%	27.6%	32.3%	0.0%	-6.3%	-11.2%	4.8K	-204.4K	-665	143.11	N/A	N/A	0	370	1
2025-09-09	$12.24	$10.00	45.5%	33.7%	28.4%	63.2%	0.0%	7.4%	-100.4%	5.8K	-159.6K	-578	121.09	N/A	N/A	0	370	1
2025-09-10	$12.29	$10.00	73.7%	21.1%	21.5%	33.3%	0.0%	30.7%	13.8%	6.3K	-145.9K	-523	119.94	N/A	N/A	0	370	1
2025-09-11	$12.36	$10.00	92.6%	26.5%	18.9%	46.2%	0.0%	15.3%	-92.0%	5.4K	-224.7K	-648	120.61	N/A	N/A	0	370	1
2025-09-12	$12.30	$10.00	143.8%	41.2%	18.3%	81.3%	0.0%	-4.2%	-147.9%	4.6K	-200.0K	-618	122.41	N/A	N/A	0	370	1
2025-09-15	$12.10	$10.00	126.8%	36.3%	18.3%	69.6%	0.0%	-135.6%	-112.8%	4.9K	-192.8K	-612	147.12	N/A	N/A	0	370	1
2025-09-16	$12.05	$10.00	79.0%	22.7%	18.4%	36.9%	0.0%	24.1%	-11.8%	5.8K	-133.5K	-488	128.89	N/A	N/A	0	370	1
2025-09-17	$12.16	$10.00	123.0%	35.3%	18.2%	67.1%	0.0%	3.2%	-108.4%	4.9K	-183.1K	-580	142.31	N/A	N/A	0	370	1
2025-09-18	$12.50	$10.00	33.0%	9.4%	20.1%	5.3%	0.0%	11.7%	81.2%	6.5K	-117.2K	-327	128.41	N/A	N/A	0	370	1
2025-09-19	$12.40	$10.00	30.9%	8.9%	20.4%	3.9%	0.0%	8.8%	81.5%	6.1K	-108.8K	-305	126.12	N/A	N/A	0	370	1
2025-09-22	$12.39	$10.00	133.6%	38.3%	15.5%	74.3%	0.0%	42.6%	-27.9%	5.1K	-191.1K	-548	130.47	N/A	N/A	0	369	1
2025-09-23	$12.36	$10.00	130.2%	37.3%	15.4%	72.0%	0.0%	-28.1%	-23.1%	4.4K	-208.6K	-552	137.87	N/A	N/A	0	369	1
2025-09-24	$12.34	$10.00	30.1%	8.6%	15.3%	3.3%	0.0%	6.0%	52.6%	6.2K	-104.3K	-286	143.18	N/A	N/A	0	369	1
2025-09-25	$12.28	$10.00	56.8%	16.3%	15.3%	21.7%	0.0%	22.0%	99.5%	6.4K	-131.2K	-399	130.54	N/A	N/A	0	369	1
2025-09-26	$12.23	$10.00	58.2%	16.7%	15.2%	22.6%	0.0%	23.5%	76.4%	6.0K	-116.8K	-353	120.67	N/A	N/A	0	369	1
2025-09-29	$12.08	$10.00	92.6%	26.6%	15.7%	46.2%	0.0%	15.0%	100.9%	5.4K	-155.2K	-436	149.04	N/A	N/A	0	369	1
2025-09-30	$11.91	$10.00	185.8%	53.3%	16.4%	100.0%	0.0%	-33.8%	-74.5%	5.0K	-139.8K	-411	121.81	N/A	N/A	0	369	1