Seagate Technology Holdings plc options tape
Read from CBOE's delayed chain on 23 September 2026, with Seagate Technology Holdings plc at $920.10: open interest within 90 days was 45,359 call and 53,476 put contracts, a put/call ratio of 1.18; the day's volume was 10,222 calls and 10,364 puts (1.01). The most call open interest sits at the $900.00 strike (2,893 contracts) and the most put open interest at $605.00 (3,336). The at-the-money straddle for 25 September 2026, 2 days out, was priced at 6.0% of spot. For 16 October 2026, implied volatility was 69.0% at the put 5% below spot and 71.2% at the call 5% above, -2.1 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $900.00 | 2,893 |
| Puts | $605.00 | 3,336 |
The strike with the most open interest on each side, across expiries within 90 days.
Strikes where the day's volume was at least twice the open interest
| Contract | Volume | Open interest before | Premium traded |
|---|---|---|---|
| 20 November 2026 put at $830.00 | 219 | 91 | $1.4 million |
| 2 October 2026 call at $1,000.00 | 534 | 62 | $1.0 million |
| 25 September 2026 call at $950.00 | 420 | 136 | $663,600 |
| 2 October 2026 put at $820.00 | 263 | 58 | $264,315 |
| 25 September 2026 call at $975.00 | 207 | 83 | $161,460 |
| 25 September 2026 call at $1,015.00 | 263 | 10 | $125,582 |
| 25 September 2026 call at $1,020.00 | 284 | 31 | $107,920 |
| 2 October 2026 call at $1,200.00 | 214 | 75 | $25,680 |
Volume of at least 200 contracts and at least twice the open interest, with at least $25,000 of premium at the mid; contracts expiring the same day are left out. Premium is mid price times volume times 100.
Open interest built since 22 September 2026
| Contract | Open interest now | Change |
|---|---|---|
| 20 November 2026 call at $900.00 | 435 | +384 |
Contracts whose open interest rose by 250 or more against the previous day's snapshot.
Source
CBOE delayed quotes for STX, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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