Price Alert

BlackRock Inc. (BLK)

NYSE: BLK · Real-Time Price · USD

1156.41

9.12 (0.79%)

At close: Sep 26, 2025, 3:59 PM

1157.10

0.06%

After-hours: Sep 26, 2025, 07:35 PM EDT

BLK Option Overview

Overview for all option chains of BLK. As of September 28, 2025, BLK options have an IV of 55.34% and an IV rank of 94.79%. The volume is 918 contracts, which is 129.66% of average daily volume of 708 contracts. The volume put-call ratio is 0.68, indicating a bullish sentiment in the market.

Implied Volatility

Implied Volatility (30d)

55.34%

IV Rank

94.79%

Historical Volatility

16.54%

IV Low

27.53% on Oct 16, 2024

IV High

56.87% on Sep 26, 2025

Open Interest (OI)

Today's Open Interest

32,577

Put-Call Ratio

2.1

Put Open Interest

22,054

Call Open Interest

10,523

Open Interest Avg (30-day)

28,061

Today vs Open Interest Avg (30-day)

116.09%

Option Volume

Today's Volume

918

Put-Call Ratio

0.68

Put Volume

371

Call Volume

547

Volume Avg (30-day)

708

Today vs Volume Avg (30-day)

129.66%

Option Chain Statistics

This table provides a comprehensive overview of all BLK options grouped by their expiration dates.

Expiration	Call Vol	Put Vol	P/C Vol	Call OI	Put OI	P/C OI	Implied Volatility	Max Pain
Oct 03, 2025	285	113	0.4	483	985	2.04	74.22%	1130
Oct 10, 2025	36	71	1.97	129	102	0.79	54.25%	1100
Oct 17, 2025	47	89	1.89	1,494	2,778	1.86	47.63%	1070
Oct 24, 2025	29	7	0.24	72	121	1.68	56.43%	1090
Oct 31, 2025	6	1	0.17	30	37	1.23	50.91%	1190
Nov 07, 2025	0	0	0	0	0	0	47.65%	560
Nov 21, 2025	35	16	0.46	408	2,335	5.72	27.05%	1100
Dec 19, 2025	17	10	0.59	463	291	0.63	25.31%	1130
Jan 16, 2026	40	23	0.57	3,491	11,135	3.19	44.92%	1040
Mar 20, 2026	28	10	0.36	706	1,152	1.63	32.55%	1010
Apr 17, 2026	4	0	0	79	14	0.18	25.3%	920
Jun 18, 2026	1	9	9	774	998	1.29	32.48%	1040
Sep 18, 2026	4	3	0.75	119	205	1.72	28.52%	1100
Dec 18, 2026	1	9	9	688	621	0.9	31.28%	980
Jan 15, 2027	6	10	1.67	1,476	1,221	0.83	29.53%	960
Jan 21, 2028	8	0	0	111	59	0.53	26.23%	1130