MU options flow
From the October 21, 2026 session tape · published after the close
MU options traded $502M in premium across 6,307 prints on October 21, 2026: 61% in calls and 39% in puts, with 40% in contracts expiring that day. That was 51% of its average session over the prior 19.
MU largest options trades, October 21, 2026
| Time | Contract | Size | Price | Premium |
|---|---|---|---|---|
| 15:09 | 865C Nov 4 | 931 | $70.65 | $6.6M |
| 10:12 | 900C Oct 21 | 5,209 | $9.40 | $4.9M |
| 10:39 | 905C Oct 21 | 4,270 | $7.72 | $3.3M |
| 10:12 | 900P Oct 21 | 3,851 | $8.10 | $3.1M |
| 10:12 | 900C Oct 23 | 1,532 | $19.40 | $3.0M |
| 10:39 | 910C Oct 21 | 5,275 | $5.38 | $2.8M |
| 10:12 | 910C Oct 23 | 1,664 | $14.70 | $2.4M |
| 10:52 | 910C Oct 21 | 3,085 | $7.60 | $2.3M |
| 10:12 | 900C Oct 30 | 667 | $34.00 | $2.3M |
| 10:12 | 905C Oct 21 | 3,244 | $6.95 | $2.3M |
| 12:01 | 910C Oct 21 | 3,160 | $6.95 | $2.2M |
| 10:12 | 910C Oct 21 | 4,451 | $4.91 | $2.2M |
| 10:39 | 900C Oct 23 | 1,000 | $21.56 | $2.2M |
| 10:39 | 900C Oct 21 | 1,976 | $10.78 | $2.1M |
| 10:26 | 900C Oct 21 | 1,831 | $11.39 | $2.1M |
The largest single MU print was a 865 call expiring Nov 4 for $6.6M at 15:09 ET.
The busiest strikes by premium were 910 calls ($50.3M), 900 calls ($41.5M), 920 calls ($38.0M), 915 calls ($33.0M).
Last 20 sessions of MU premium, calls vs puts: Oct 15 $2.5B (44% calls) · Oct 16 $862M (44% calls) · Oct 19 $664M (54% calls) · Oct 20 $584M (57% calls) · Oct 21 $502M (61% calls).
A large print is a trade, not a verdict: it can be a hedge, a close, or one leg of a spread. Read it next to where dealers are positioned, on the other MU pages.
These are the October 20, 2026 closing numbers. Members see MU's map move live all session.
Common questions
$502M in premium across 6,307 prints, 61% calls. The largest print was a 865 call for $6.6M.
61% of premium was in calls. Premium alone does not show direction: buyers and sellers, hedges and spreads all print the same way.
No. This page shows the last completed session, published after the close. Members see the flow as it prints.
Compare: options flow on other tickers
Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.