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Listing Alert

MIAX Pearl

May 27, 2026 | 11:49 AM

MIAX Exchange Group - Options Markets - Corporate Action Alert: Select ProShares ETFs

The following ProShares ETFs have announced reverse stock splits effective for Thursday, May 28, 2026:

  • ProShares Ultra Bloomberg Natural Gas (BOIL) changes to (BOIL1)
  • ProShares UltraShort Bloomberg Crude Oil (SCO) changes to (SCO1)
  • ProShares Ultra XRP ETF (UXRP) changes to (UXRP1)
BOIL1 and SCO1 will be available for trading on the MIAX Options Exchange, MIAX Pearl Options Exchange and MIAX Sapphire Options Exchange on Thursday, May 28, 2026. BOIL1 and SCO1 will not be available for trading on the MIAX Emerald Options Exchange.

The MIAX Options Exchange, MIAX Pearl Options Exchange, MIAX Emerald Options Exchange and MIAX Sapphire Options Exchange will not list UXRP1 options.  

No options on the underlying BOIL, SCO and UXRP will be available for trading on Thursday, May 28, 2026.

All GTC orders resting on the MIAX order books in BOIL, SCO and UXRP will be canceled at the close of business on Wednesday, May 27, 2026.

BOIL, SCO and UXRP will resume trading on the MIAX Options Exchange, MIAX Pearl Options Exchange, MIAX Emerald Options Exchange and MIAX Sapphire Options Exchange on Friday, May 29, 2026.

Please Note:
  • BOIL1 options will trade on Cloud 2 on the MIAX Options Exchange and on the MIAX Pearl Options Exchange and on Cloud 1 on the MIAX Sapphire Options Exchange.
  • SCO1 options will trade on Cloud 16 on the MIAX Options Exchange, on Cloud 8 on the MIAX Pearl Options Exchange and on Cloud 5 on the MIAX Sapphire Options Exchange.
Market Makers can use the Member Firm Portal (MFP) to manage their option class assignments. 
  • BOIL should be used for class assignments in BOIL1 via MFP
  • SCO should be used for class assignments in SCO1 via MFP
All LMM and RMM Option Class Assignments must be entered prior to 6:00 PM ET on the business day immediately preceding the effective date.  All changes made after 6:00 PM ET on a given day will be effective two trading days later.

MIAX Options and MIAX Emerald Primary Lead Market Maker (PLMM) assignments and un-assignments will not be supported via the MFP. 
 
Additional details about the above ProShares ETF reverse splits are provided in the attached OCC Memos.

Please contact MIAX Listings with any questions at Listings@miaxglobal.com or (609) 897-7308.