U.S. Options

Alerts

Find more information on our U.S. options exchanges.

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U.S. Option System Status

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All Options Exchanges Alerts

Listing Alert

MIAX Emerald

November 19, 2025 | 11:18 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert - Adjusted ProShares UltraPro Short QQQ (SQQQ1)

ProShares UltraPro Short QQQ (SQQQ) has announced a reverse stock split. Associated strike price adjustments will become effective on Thursday, November 20,...

Listing Alert

MIAX Options

November 19, 2025 | 11:18 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert - Adjusted ProShares UltraPro Short QQQ (SQQQ1)

ProShares UltraPro Short QQQ (SQQQ) has announced a reverse stock split. Associated strike price adjustments will become effective on Thursday, November 20,...

Regulatory Alert, Trading Alert, Listing Alert

MIAX Options

November 19, 2025 | 11:14 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Ambac Financial Group, Inc. (AMBC) will change its name and trading symbol to Octave Specialty Group, Inc. (OSG)

Ambac Financial Group, Inc. (AMBC) will change its name and trading symbol to Octave Specialty Group, Inc. (OSG) effective on...

Regulatory Alert, Trading Alert, Listing Alert

MIAX Emerald

November 19, 2025 | 11:14 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Ambac Financial Group, Inc. (AMBC) will change its name and trading symbol to Octave Specialty Group, Inc. (OSG)

Ambac Financial Group, Inc. (AMBC) will change its name and trading symbol to Octave Specialty Group, Inc. (OSG) effective on...