10 Day Snapshot for OPCH

Data as of Oct 20, 2026

Ten trading days of price, volume, volatility, and open-interest history. The highest value in each row is green, the lowest red.

DATA IS DELAYED — showing Oct 20, 2026. Subscribe to get the latest end-of-day data.

Last

31.65

Change

-0.04

Open

31.69

High

31.72

Low

31.62

Bid

Ask

Volume

1,226,595

Trades

Dividend

Yield

Ex-Div

Split Date

Impl Vol

0.0%

Hist Vol

50.8%

Opt Volume

Open Int

19,496

10 Day Snapshot	10-07	10-08	10-09	10-12	10-13	10-14	10-15	10-16	10-19	10-20
Stock Price	31.01	31.05	31.07	31.10	31.10	31.12	31.22	31.20	31.21	31.36
Price Change	0.01	0.04	0.02	0.03	0.00	0.02	0.10	-0.02	0.01	0.15
Stock Volume	19.34M	9.59M	6.10M	4.63M	3.75M	4.81M	4.03M	2.82M	2.87M	2.74M
Historical Volatility	0.521	0.521	0.521	0.521	0.521	0.520	0.519	0.519	0.519	0.518
Implied Volatility	0.155	0.947	0.100	0.206	0.118	0.125	0.106	0.093	0.118	0.116
Call IVol	0.195	1.052	0.097	0.175	0.118	0.118	0.154	0.090	0.118	0.116
Put IVol	0.120	0.134	0.286	0.406	-	0.390	0.105	0.116	0.122	-
Option Volume	2.32K	1.83K	1.20K	103	301	1.32K	173	260	150	167
Call Volume	1.27K	1.76K	973	98	300	1.31K	132	222	149	167
Put Volume	1.05K	69	227	5	1	1	41	38	1	0
Open Interest	35.26K	36.98K	38.48K	35.53K	34.92K	34.74K	35.83K	24.77K	13.82K	13.96K
Call Open Interest	29.51K	30.53K	31.97K	28.81K	28.21K	28.03K	29.11K	20.02K	11.06K	11.20K
Put Open Interest	5.76K	6.45K	6.50K	6.71K	6.71K	6.71K	6.71K	4.75K	2.76K	2.76K
Put/Call Ratio	0.20	0.21	0.20	0.23	0.24	0.24	0.23	0.24	0.25	0.25
Call/Put IVol Ratio	1.620	7.866	0.338	0.431	-	0.303	1.470	0.779	0.968	-
Strike Peg (11-20)	29.29	29.50	29.50	29.50	29.50	29.50	29.51	29.56	29.58	29.58