Options market record
MSTU options flowcalls and puts bought each day.
On Oct 26, 2026, traders bought 707 MSTU call contracts ($140.7K) and 794 put contracts ($298.1K). Calls were 0.7× and puts were — their respective 20-day medians. The underlying closed at $31.38 and 30-day implied volatility was 146.2%. On the call-buy top 10 on 10 of 487 trading days since Nov 11, 2024.
Each point is one trading day since Nov 11, 2024. Latest rankings
Daily contracts bought
Call contracts: min 0, max 107.36K, latest 707. Put contracts: min 0, max 39.8K, latest 794.
30-day implied volatility
30-day IV: min 62.3%, max 860.5%, latest 146.2%.
Days in a top-10 list
Ranked by contracts bought today compared with the stock's own median over the previous 20 trading days.
| Date | Call-buy rank | Put-buy rank | Call vs normal | Put vs normal |
|---|---|---|---|---|
| Sep 21, 2026 | 1 | — | 17.7× | — |
| Sep 18, 2026 | 6 | — | 6.8× | — |
| Apr 8, 2025 | 10 | — | 3.8× | 1.1× |
| Dec 31, 2024 | 6 | — | 4.5× | 1.5× |
| Dec 30, 2024 | — | 9 | 4.1× | 3.5× |
| Dec 27, 2024 | — | 8 | 2.2× | 3.3× |
| Dec 24, 2024 | — | 3 | 2.3× | 2.4× |
| Dec 23, 2024 | 7 | 7 | 3.4× | 3.6× |
| Dec 20, 2024 | 6 | 9 | 7.9× | 7.6× |
| Dec 19, 2024 | 5 | — | 5.7× | 7.3× |
| Dec 18, 2024 | 10 | 7 | 5.9× | 7.9× |
| Dec 17, 2024 | 7 | 9 | 5.3× | 4.7× |
| Dec 16, 2024 | 8 | 5 | 9.8× | 8.0× |
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