FRANKFURT, Germany (May 8, 2026) – MarketVector IndexesTM ("MarketVector") announces the following rule changes for the MarketVectorTM Space Industry Index (MVSPX) effective on May 18, 2026:

 

1.2.1 Market Capitalization and Liquidity Criteria

Old

All of the following applies for securities already in the index:

  • free-float of at least 5%

New

All of the following applies for securities already in the index:

  • free-float of at least 5% (2% for companies with a full market capitalization exceeding 50.00 billion USD)

 

1.2.2 Initial Public Offerings, Special Purpose Acquisition Companies, and Spin-Offs

Old

In addition, the below special periodical cases are also considered for IPO/spin-offs (not considering SPACs):

  • In case an IPO/Spin-off takes place between the close of the last business day of February, May, August, and November and the close of the second Wednesday of March, June, September, and December, respectively: If this IPO/Spin-off exceeds a full market capitalization of USD 5bn on closing date of the IPO effective date, and it ranks within the top 85% of free-float market capitalization of the eligible universe, it will be added to the index on the review implementation date with a weighting according to the index weighting scheme following the definitions under 2.3.
  • In case an IPO/Spin-off takes place after the close of the second Wednesday until the third Friday of March, June, September, and December: If this IPO/Spin-off exceeds a full market capitalization of USD 5bn on the third Friday of March, June, September, and December following the IPO effective date/if the third Friday is the IPO effective date, it will be added after close of the Friday of the following week with a maximum weight of 5% based on the market data as of the Friday following the third Friday of March, June, September, and December/if the third Friday is the IPO effective date.
  • For all other time periods: If the IPO/Spin-off exceeds a full market capitalization of USD 5bn on the Friday following the IPO effective date/if the Friday is the IPO effective date, it will be added after close of the Friday of the following week with a maximum weight of 5% based on the market data as of the Friday following the IPO effective date/if the Friday is the IPO effective date.

For these special periodical IPO/Spin-off cases, the following applies:

  • The IPO must have a free-float factor of at least 10%, and
  • Due to lack of historical data, no liquidity rule is applied.

New

In addition, the below special periodical cases are also considered for IPO/spin-offs (not considering SPACs):

  • In case an IPO/Spin-off takes place between the close of the last business day of February, May, August, and November and the close of the second Wednesday of March, June, September, and December, respectively: If this IPO/Spin-off exceeds a full market capitalization of USD 5bn on closing date of the IPO effective date, and it ranks within the top 85% of free-float market capitalization of the eligible universe, it will be added to the index on the review implementation date with a weighting according to the index weighting scheme following the definitions under 2.3.
  • In case an IPO/Spin-off takes place after the close of the second Wednesday until the third Friday of March, June, September, and December: If this IPO/Spin-off exceeds a full market capitalization of USD 5bn on the third Friday of March, June, September, and December following the IPO effective date/if the third Friday is the IPO effective date, it will be added after close of the Friday of the following week with a maximum weight of 5% based on the market data as of the Friday following the third Friday of March, June, September, and December/if the third Friday is the IPO effective date.
  • For all other time periods: If the IPO/Spin-off exceeds a full market capitalization of USD 5bn on the Friday following the IPO effective date/if the Friday is the IPO effective date, it will be added after close of the Friday of the following week with a maximum weight of 5% based on the market data as of the Friday following the IPO effective date/if the Friday is the IPO effective date.

For these special periodical IPO/Spin-off cases, the following applies:

  • The IPO must have a free-float factor of at least 5% (2% for companies with a full market capitalization exceeding 100.00 billion USD), and
  • Due to lack of historical data, no liquidity rule is applied.

 

 The amended Index Guide will be available for download at https://marketvector.com/index-guides.

 

Best regards,

MarketVector IndexesTM

 

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