US-EU Index Rebalances / Quantitative Researcher

Dimitris Ioannidis

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

<ul>
<li>
<a href="https://www.smartkarma.com/entities/coreweave-inc" target="_blank" data-smartkarma-citation="entities:44471:1" rel="noopener">CoreWeave (CRWV US)</a> and <a href="https://www.smartkarma.com/entities/chime-financial-inc" target="_blank" data-smartkarma-citation="entities:45194:1" rel="noopener">Chime (CHYM US)</a> are expected inclusions in All-World and SmallCap, respectively, following lock-up expiry which increases public voting rights above 5%.</li>
<li>
<a href="https://www.smartkarma.com/entities/figure-technology-solutions-inc" target="_blank" data-smartkarma-citation="entities:45672:1" rel="noopener">Figure Technology Solutions (FIGR US)</a> and <a href="https://www.smartkarma.com/entities/bullish-us-llc" target="_blank" data-smartkarma-citation="entities:45521:1" rel="noopener">Bullish US (BLSH US)</a> are close to the float cap threshold due to their low IPO floats, therefore their inclusion is uncertain.</li>
<li>
<a href="https://www.smartkarma.com/entities/solstice-advanced-materials" target="_blank" data-smartkarma-citation="entities:45953:1" rel="noopener">Solstice Advanced Materials (SOLS US)</a> is projected to migrate from All-World to SmallCap following its <a href="https://www.smartkarma.com/entities/honeywell-international-inc" target="_blank" data-smartkarma-citation="entities:16765:1" rel="noopener">Honeywell</a> spinoff in October 2025.</li>
</ul>



CoreWeave (CRWV US) and Chime (CHYM US) are expected inclusions in All-World and SmallCap, respectively, following lock-up expiry which increases public voting rights above 5%.

Figure Technology Solutions (FIGR US) and Bullish US (BLSH US) are close to the float cap threshold due to their low IPO floats, therefore their inclusion is uncertain.

Solstice Advanced Materials (SOLS US) is projected to migrate from All-World to SmallCap following its Honeywell spinoff in October 2025.


Global Index IPO Forecasts - Mar26: CoreWeave & Chime Among Candidates

Founder, CEO, GSBR Research

Garvit Bhandari

Founder, CEO

Leading Provider of Equity and Investment Research

GSBR Research

We are an independent equity research provider focused on covering global markets. The aim of the research is to provide an unbiased view of the fundamentals of the company.

Event-Driven

<ul>
<li>Honeywell completed the spin-off of Solstice Advanced Materials Inc. on October 30, 2025.</li>
<li>Both the parent and the spin-off commenced regular-way trading from October 30, 2025. On the first day of trading, parent lost 0.84%, while spin-off gained 0.29%.</li>
<li>On an overall basis, HON (consolidated) gained 2.6% since the spin-off announcement on October 8, 2024, underperforming the S&amp;P 500’s which gained 18.6% gain over the same period.</li>
</ul>


Honeywell completed the spin-off of Solstice Advanced Materials Inc. on October 30, 2025.
Both the parent and the spin-off commenced regular-way trading from October 30, 2025. On the first day of trading, parent lost 0.84%, while spin-off gained 0.29%.
On an overall basis, HON (consolidated) gained 2.6% since the spin-off announcement on October 8, 2024, underperforming the S&amp;P 500’s which gained 18.6% gain over the same period.


Update - Honeywell Completes the Spin-Off of Solstice; Regular-Way Trading Commences

Index Rebalance and Special Situations Coverage, Quiddity Advisors

Anjana Amarasuriya

Index Rebalance and Special Situations Coverage

Quiddity Advisors

Pan-Asia Catalysts/Events

<ul><li>The SP 500 index tracks the 500 largest names listed in the US and it is one of the most highly-tracked indices in the world.</li><li>In this insight, we take a look at the upcoming constituent changes in the run up to the December 2025 index rebal event.</li><li>The index changes for the December 2025 rebal will be based on the open of 3rd December 2025 and announced after the close of 5th December 2025.</li></ul>

The SP 500 index tracks the 500 largest names listed in the US and it is one of the most highly-tracked indices in the world.In this insight, we take a look at the upcoming constituent changes in the run up to the December 2025 index rebal event.The index changes for the December 2025 rebal will be based on the open of 3rd December 2025 and announced after the close of 5th December 2025.

Quiddity Leaderboard SP500/600 Dec25 Rebal: Last Minute Surprise in The Leading Names

<ul>
<li>
<a href="https://www.smartkarma.com/entities/crh-plc-054117b2-cd70-470a-9efc-8f6fab2c83ec" target="_blank" data-smartkarma-citation="entities:28655:1" rel="noopener">CRH (CRH US)</a> and <a href="https://www.smartkarma.com/entities/comfort-systems-usa-inc" target="_blank" data-smartkarma-citation="entities:6730:1" rel="noopener">Comfort Systems USA (FIX US)</a> are the main candidates for addition due to consistently high eligibility scores.</li>
<li>
<a href="https://www.smartkarma.com/entities/pure-storage-inc" target="_blank" data-smartkarma-citation="entities:27421:1" rel="noopener">Pure Storage Inc (PSTG US)</a> and <a href="https://www.smartkarma.com/entities/solstice-advanced-materials" target="_blank" data-smartkarma-citation="entities:45953:1" rel="noopener">Solstice Advanced Materials (SOLS US)</a> face reduced conviction due to sector balance and turnover.</li>
<li>
<a href="https://www.smartkarma.com/entities/vertiv-holdings-co" target="_blank" data-smartkarma-citation="entities:33140:1" rel="noopener">Vertiv Holdings Co (VRT US)</a> has a higher probability of inclusion following the acquisition of <a href="https://www.smartkarma.com/entities/kellogg-co" target="_blank" data-smartkarma-citation="entities:16090:1" rel="noopener">Kellogg Co (K US)</a> which is still pending.</li>
</ul>



CRH (CRH US) and Comfort Systems USA (FIX US) are the main candidates for addition due to consistently high eligibility scores.

Pure Storage Inc (PSTG US) and Solstice Advanced Materials (SOLS US) face reduced conviction due to sector balance and turnover.

Vertiv Holdings Co (VRT US) has a higher probability of inclusion following the acquisition of Kellogg Co (K US) which is still pending.


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

Pan-Asia Catalysts/Events, Quiddity Advisors

Travis Lundy

<ul>
<li>The SP 500 index tracks the 500 largest names listed in the US and it is one of the most highly-tracked indices in the world.</li>
<li>In this insight, we take a look at the upcoming constituent changes in the run up to the December 2025 index rebal event.</li>
<li>We expect two regular changes in December 2025. There are also multiple live M&amp;A events which are likely to trigger intra-review index changes.</li>
</ul>


The SP 500 index tracks the 500 largest names listed in the US and it is one of the most highly-tracked indices in the world.
In this insight, we take a look at the upcoming constituent changes in the run up to the December 2025 index rebal event.
We expect two regular changes in December 2025. There are also multiple live M&amp;A events which are likely to trigger intra-review index changes.


[Quiddity Index] SP500/600 Dec25 Rebal: Two ADDs Two DELs and 3 Intra-Review Changes Likely Soon

United States

Solstice Advanced Materials is a leading specialty materials company that advances science to achieve smarter outcomes with high-performance solutions across refrigerants, semiconductor materials, protective fibers, healthcare packaging, and more. Backed by deep technical expertise across critical industries, we are recognized as a global market leader that partners with customers to solve complex challenges in high-value applications.

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Solstice Advanced Materials (SOLS US)

Global Index IPO Forecasts - Mar26: CoreWeave & Chime Among Candidates

CoreWeave and Chime are expected to be included in All‑World and SmallCap in March 2026, respectively, following their lock‑up expiries, which...

Dimitris Ioannidis

Update - Honeywell Completes the Spin-Off of Solstice; Regular-Way Trading Commences

The initial analysis on Solstice Advanced Materials has played out as expected, with the stock reaching our stated target price. With the initial...

GSBR Research

Quiddity Leaderboard SP500/600 Dec25 Rebal: Last Minute Surprise in The Leading Names

SP500 rankings will be decided at today's open and announced on 5 December after the close. We see $100bn to trade across the SP500 complex. Kalshi...

Anjana Amarasuriya

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

CRH and FIX are top candidates for addition in December 2025, while PSTG and SOLS face reduced conviction. VRT has a higher chance of inclusion...

Dimitris Ioannidis

[Quiddity Index] SP500/600 Dec25 Rebal: Two ADDs Two DELs and 3 Intra-Review Changes Likely Soon

SP500 could see two changes in Dec25. One has a lot to buy if chosen. There are also a few intra-review actions/changes scheduled for the near...

Travis Lundy

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Global Index IPO Forecasts - Mar26: CoreWeave & Chime Among Candidates

CoreWeave and Chime are expected to be included in All‑World and SmallCap in March 2026, respectively, following their lock‑up expiries, which...

Dimitris Ioannidis

Update - Honeywell Completes the Spin-Off of Solstice; Regular-Way Trading Commences

The initial analysis on Solstice Advanced Materials has played out as expected, with the stock reaching our stated target price. With the initial...

GSBR Research

Quiddity Leaderboard SP500/600 Dec25 Rebal: Last Minute Surprise in The Leading Names

SP500 rankings will be decided at today's open and announced on 5 December after the close. We see $100bn to trade across the SP500 complex. Kalshi...

Anjana Amarasuriya

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

​CRH and FIX are top candidates for addition in December 2025, while PSTG and SOLS face reduced conviction. VRT has a higher chance of inclusion...

Dimitris Ioannidis

[Quiddity Index] SP500/600 Dec25 Rebal: Two ADDs Two DELs and 3 Intra-Review Changes Likely Soon

SP500 could see two changes in Dec25. One has a lot to buy if chosen. There are also a few intra-review actions/changes scheduled for the near...

Travis Lundy

CRH and FIX are top candidates for addition in December 2025, while PSTG and SOLS face reduced conviction. VRT has a higher chance of inclusion...