BSY Options History — April 2026

In April 2026, BSY traded between $34.09 and $34.56. ATM implied volatility averaged 78.4%, placing in the 71.0% IV rank vs the trailing year. The 30-day expected move averaged 22.5%. IV traded above realized volatility by 42.8% (HV 20d: 35.6%). Max pain ranged from $40.00 to $40.00. Net GEX was positive for 2 of 2 trading days. Term structure was in contango for 1 of 2 days. Put/call ratio averaged 0.00.

Notable Days

2026-04-01: Highest Volume — 4 contracts
2026-04-02: Largest IV spike — 245.5% change
2026-04-02: Highest IV Rank — 100.0%
2026-04-02: Largest Expected Move — 34.9%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$34.33	$34.09	$34.56	$34.09	$34.56
Max Pain	$40.00	$40.00	$40.00	$40.00	$40.00
ATM IV	78.4%	35.2%	121.6%	35.2%	121.6%
Expected Move	22.5%	10.1%	34.9%	10.1%	34.9%
HV 20d	35.6%	35.5%	35.7%	35.5%	35.7%
HV 60d	47.5%	47.3%	47.7%	47.7%	47.3%
IV Rank	71.0%	42.0%	100.0%	42.0%	100.0%
IV Percentile	83.3%	66.7%	100.0%	66.7%	100.0%
Term Structure	2.1%	-0.9%	5.0%	5.0%	-0.9%
VWIV	32.0%	28.2%	35.8%	35.8%	28.2%
Skew 25d	7.1%	5.7%	8.4%	8.4%	5.7%
Skew 10d	11.2%	10.8%	11.6%	10.8%	11.6%
Call IV 25d	39.3%	37.5%	41.1%	37.5%	41.1%
Put IV 25d	46.4%	46.0%	46.8%	46.0%	46.8%
Bid-Ask Spread %	27.81	23.81	31.81	31.81	23.81
Gamma HHI	0.51	0.51	0.52	0.51	0.52
Net GEX	203.6K	192.3K	214.9K	192.3K	214.9K
Net DEX	-1.8M	-2.1M	-1.6M	-1.6M	-2.1M
Net VEX	-23.3K	-23.7K	-23.0K	-23.0K	-23.7K
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	3.5	3	4	4	3
Total OI	7,637.5	7,617	7,658	7,658	7,617

Daily Data (2 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 Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2026-04-01	$34.09	$40.00	35.2%	10.1%	35.5%	42.0%	35.8%	8.4%	5.0%	192.3K	-1.6M	-23.0K	0.00	31.81	N/A	N/A	4	0	6,928	730
2026-04-02	$34.56	$40.00	121.6%	34.9%	35.7%	100.0%	28.2%	5.7%	-0.9%	214.9K	-2.1M	-23.7K	0.00	23.81	N/A	N/A	0	3	6,927	690