# MSFT 532.5 calls expiring Oct 9 traded 10.9x their open interest

As of Oct 8, 2026, 15:57 ET: MSFT 532.5 calls expiring Oct 9 traded 10.9x their open interest. MSFT calls expiring that date in the strikes we track traded 2.1x their open interest, by 15:57 ET on Oct 8, 2026. Tracked: up to 40 strikes around the money across 23 expirations. Source: Schwab options chain.

- Session: 2026-10-08
- Kind: Volume vs open interest
- Status: Settled
- Expiry: 2026-10-09 (within a week)
- Rule: volume/prior OI >= 5.0 and >= 3.0 x this expiry's call volume/OI; prior OI >= 1000; volume >= 2000
- Baseline: this expiry's call volume/open interest, same session, same expiry, same session (n = strikes with open interest), n = 40, value 2.06

| Metric | Value |
|---|---:|
| daysToExpiry | 1 |
| expiryVolumeToOpenInterest | 2.06 |
| volumeToOpenInterest | 10.91 |

## What happened next

- Next settlement: Open interest in MSFT 532.5 calls expiring Oct 9 rose 1,315 at the Oct 8 settlement.
- Expiry: pending expiry.

Caveat: Session volume from delayed options chain snapshots, published at least 15 minutes after capture. Totals cover the strikes captured around the money, not every listed strike. Not individual trades. Premium is an estimate: volume times the quote midpoint.

Session page: https://squawkflow.com/options-flow/2026-10-08

## Citation

Source: SquawkFlow, https://squawkflow.com/options-flow/2026-10-08/msft-532p5-calls-oct-9-2026-volume-vs-open-interest
Retrieved: 2026-10-11 16:44 ET
Attribution: cite the page URL rather than a copied number. Levels are
recomputed every session, so a number without its date is wrong within a day.

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