POSCO Holdings Inc. options tape
Read from CBOE's delayed chain on 26 September 2026, with POSCO Holdings Inc. at $56.95: open interest within 90 days was 795 call and 570 put contracts, a put/call ratio of 0.72; the day's volume was 13 calls and 1 puts (0.08). The most call open interest sits at the $100.00 strike (315 contracts) and the most put open interest at $65.00 (208). The at-the-money straddle for 16 October 2026, 20 days out, was priced at 11.0% of spot. For 16 October 2026, implied volatility was 41.9% at the put 5% below spot and 40.3% at the call 5% above, +1.6 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $100.00 | 315 |
| Puts | $65.00 | 208 |
The strike with the most open interest on each side, across expiries within 90 days.
Open-interest builds against the previous day appear from the second daily read of this name.
Source
CBOE delayed quotes for PKX, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
The same record on your computer
GreekSoup is also a free program for your own computer. It reads these same filings for the names you follow, refreshed as they land, with no account. One pasted line installs it.