US-EU Index Rebalances / Quantitative Researcher, ORTEX

Dimitris Ioannidis

Index Rebalance professional of US, EU and Global Indices. Specialized in shareholder structure and index free float calculation, SPACs, quarterly rebalance predictions of US-EU indices and cross-index implications of corporate actions such as M&A's, Spin-offs and IPOs.

All forecasts and calculations are estimates derived from a combination of public sources considered reliable. These sources include, but are not limited to, exchange and regulatory filings, company announcements, and ETFs. While best efforts are made to maximize accuracy, estimates and predictions are subject to uncertainty.

No index data are used.

US-EU Index Rebalances / Quantitative Researcher

Alnylam Pharmaceuticals (ALNY US): On Track for S&P500 Inclusion Following Positive Earnings

S&P500 December 2025 Final Forecast: FIX & CRH Leading the Pack

Marvell Technology (MRVL US): Heroic Earnings Unlock S&P500 Eligibility

MongoDB (MDB US): Fast-Exit from Nasdaq100 in May 2025

Nasdaq100 Dec2025 Forecast (Part 1): MDB & BIIB in Trouble; UAL & ALNY First Replacements

Shopify (SHOP US): Adds to Cart Nasdaq100, S&P500, R1000 and Krisp After US Listing & Filing Changes

MongoDB Inc.: Will Its Diversification & Expansion of Atlas Platform Help Achieve the Set Goal?

Global Financial Data and Analytics Platform

ORTEX

ORTEX is a global financial data and analytics platform providing real-time securities lending and short interest data, index rebalance data, holdings and insider transactions, trading signals, corporate actions and news,  stock machine learning and factor scores and other analytics. The majority of the data are downloadable and accessible through APIs.

Index Rebalance

Alnylam Pharmaceuticals / Index Rebalance

<ul>
<li>
<a href="https://www.smartkarma.com/entities/alnylam-pharmaceuticals-inc" target="_blank" data-smartkarma-citation="entities:2191:1" rel="noopener">Alnylam Pharmaceuticals (ALNY US)</a>, <a href="https://www.smartkarma.com/entities/monolithic-power-systems-inc" target="_blank" data-smartkarma-citation="entities:2088:1" rel="noopener">Monolithic Power Systems (MPWR US)</a> and <a href="https://www.smartkarma.com/entities/seagate-technology-holdings-pl" target="_blank" data-smartkarma-citation="entities:9129:1" rel="noopener">Seagate Technology Holdings (STX US)</a> are the top 3 addition candidates with ALNY at the top.</li>
<li>
<a href="https://www.smartkarma.com/entities/globalfoundries-inc" target="_blank" data-smartkarma-citation="entities:34513:1" rel="noopener">GLOBALFOUNDRIES (GFS US)</a>, <a href="https://www.smartkarma.com/entities/cdw-corp-de" target="_blank" data-smartkarma-citation="entities:2244:1" rel="noopener">CDW Corp (CDW US)</a> and <a href="https://www.smartkarma.com/entities/biogen-inc" target="_blank" data-smartkarma-citation="entities:972:1" rel="noopener">Biogen (BIIB US)</a> are the top 3 deletion candidates with GFS at the bottom.</li>
<li>Versant (VSNT) and Solstice Advanced Materials (SOLS) are estimated to be deleted following completion of their spinoffs with the earliest one expected on 30 October 2025.</li>
</ul>



Alnylam Pharmaceuticals (ALNY US), Monolithic Power Systems (MPWR US) and Seagate Technology Holdings (STX US) are the top 3 addition candidates with ALNY at the top.

GLOBALFOUNDRIES (GFS US), CDW Corp (CDW US) and Biogen (BIIB US) are the top 3 deletion candidates with GFS at the bottom.
Versant (VSNT) and Solstice Advanced Materials (SOLS) are estimated to be deleted following completion of their spinoffs with the earliest one expected on 30 October 2025.


Nasdaq100 Dec2025 Forecast (Part 2): ALNY at the Top; GFS at the Bottom; Spinoffs Pending