Index Rebalance and Special Situations, Quiddity Advisors

Afridi Reyal

Index Rebalance and Special Situations

Quiddity Advisors

Pan-Asia Catalysts/Events

Index Rebalance

Pan African Resources PLC engages in the exploration and mining of gold and platinum-group element (PGE) properties in South Africa. The company operates through five segments: Barberton Mines, Evander Mines, Phoenix Platinum, Corporate and Growth Projects, and Funding Company. Its PGE properties comprise platinum, palladium, rhodium, iridium, and ruthenium deposits. The company?s assets include Barberton Mines comprising three gold mines and the Barberton Tailings Retreatment Plant, as well as Evander Mines consisting of a gold mine and the Evander Tailings Treatment Plant in Mpumalanga; and Phoenix Platinum, a Chrome Tailing Retreatment Plant located in Rustenburg, South Africa. It also provides funding services. The company was incorporated in 2000 and is based in Johannesburg, South Africa.

<ul><li>In this insight, we take a look at the potential index changes for F100 and F250 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 close of 2nd December 2025 and announced after the close of 3rd December 2025.</li><li>Based on the current numbers, we see one change for the F100 index and four changes for the F250 index in December 2025.</li></ul>

In this insight, we take a look at the potential index changes for F100 and F250 in the run-up to the December 2025 index rebal event.The index changes for the December 2025 rebal will be based on the close of 2nd December 2025 and announced after the close of 3rd December 2025.Based on the current numbers, we see one change for the F100 index and four changes for the F250 index in December 2025.

Quiddity Leaderboard F100/F250 Dec25: One F100 ADD, Four F250 ADDs Likely; One Day to Base Date

US-EU Index Rebalances / Quantitative Researcher, ORTEX

Dimitris Ioannidis

US-EU Index Rebalances / Quantitative Researcher

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.

Marvell Technology, Inc. develops and produces semiconductors and related technology. The Company offers security and networking platform, secure data processing, networking, and storage solutions. Marvell Technology serves customers worldwide.

<ul>
<li>
<a href="https://www.smartkarma.com/entities/marvell-technology-inc" target="_blank" data-smartkarma-citation="entities:15837:1" rel="noopener">Marvell Technology (MRVL US)</a> became eligible at the last minute for S&amp;P500 inclusion in the December 2025 review, following positive Q3 earnings.</li>
<li>
<a href="https://www.smartkarma.com/entities/marvell-technology-inc" target="_blank" data-smartkarma-citation="entities:15837:1" rel="noopener">Marvell Technology (MRVL US)</a> experienced a significant turnaround in profitability in the last year, but its latest earnings are driven by non-operational activity.</li>
<li>The company's market cap and other eligibility metrics are estimated to place it among the top addition candidates for S&amp;P500 with a higher chance of inclusion in 2026.</li>
</ul>



Marvell Technology (MRVL US) became eligible at the last minute for S&amp;P500 inclusion in the December 2025 review, following positive Q3 earnings.

Marvell Technology (MRVL US) experienced a significant turnaround in profitability in the last year, but its latest earnings are driven by non-operational activity.
The company's market cap and other eligibility metrics are estimated to place it among the top addition candidates for S&amp;P500 with a higher chance of inclusion in 2026.


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

Index Rebalance and Special Situations Coverage, Quiddity Advisors

Anjana Amarasuriya

Index Rebalance and Special Situations Coverage

CRH Public Limited Company provides building materials. The Company manufactures and distributes a wide range of architectural, infrastructure, and construction products for infrastructure, housing, and commercial projects. CRH serves customers Worldwide.

<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

Comfort Systems USA, Inc. provides heating, ventilation, and air conditioning system installation, maintenance, repair, and replacement services. The Company's commercial and industrial markets include office buildings, retail centers, apartment complexes, hotels, manufacturing plants, and government facilities.

<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

Verisure Holding AB operates as a holding company. The Company, through its subsidiaries, designs, sells, and installs burglar alarms, water and smoke detectors, security panels, smart plugs, inertia sensors, cameras, and voting units. Verisure Holding serves customers worldwide.

<ul>
<li>
<a href="https://www.smartkarma.com/entities/verisure-holding-ab" target="_blank" data-smartkarma-citation="entities:43889:1" rel="noopener">Verisure Holding (VSURE SS)</a> is forecasted to be added at a market cap of ~$19bn following its IPO on 8 October.</li>
<li>
<a href="https://www.smartkarma.com/entities/metlen-energy-metals-plc" target="_blank" data-smartkarma-citation="entities:45704:1" rel="noopener">Metlen Energy &amp; Metals (MTLN LN)</a> is expected to be added at a market cap of ~$6bn due to a change of incorporation and primary listing from Greece to UK.</li>
<li>
<a href="https://www.smartkarma.com/entities/schibsted-asa" target="_blank" data-smartkarma-citation="entities:22250:1" rel="noopener">Vend Marketplaces ASA (VEND NO)</a> is projected to be added at a market cap of ~$6bn because of the unification of its share class structure.</li>
</ul>



Verisure Holding (VSURE SS) is forecasted to be added at a market cap of ~$19bn following its IPO on 8 October.

Metlen Energy &amp; Metals (MTLN LN) is expected to be added at a market cap of ~$6bn due to a change of incorporation and primary listing from Greece to UK.

Vend Marketplaces ASA (VEND NO) is projected to be added at a market cap of ~$6bn because of the unification of its share class structure.


STOXX Europe600 Dec25 Forecast: VSURE, VEND & MTLN Leading Top Additions

US/EU Index Events
Index Rebalance and Events

Quiddity Leaderboard F100/F250 Dec25: One F100 ADD, Four F250 ADDs Likely; One Day to Base Date

We achieved 100% hit rate for the F100/250 Dec25 index review. The results were confirmed publicly after market close yesterday. I have summarized...

Afridi Reyal

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

MRVL is labelled bullish for index rebalance but bearish in fundamentals following the fourth consecutive positive earnings and high price-to...

Dimitris Ioannidis

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

STOXX Europe600 Dec25 Forecast: VSURE, VEND & MTLN Leading Top Additions

VSURE or MTLN may be added ahead of the review as a replacement following KKR’s cash acquisition of Spectris (SXS), which is expected to close on 3...

Dimitris Ioannidis

Quiddity Leaderboard F100/F250 Dec25: One F100 ADD, Four F250 ADDs Likely; One Day to Base Date

We achieved 100% hit rate for the F100/250 Dec25 index review. The results were confirmed publicly after market close yesterday. I have summarized...

Afridi Reyal

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

MRVL is labelled bullish for index rebalance but bearish in fundamentals following the fourth consecutive positive earnings and high price-to...

Dimitris Ioannidis

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

STOXX Europe600 Dec25 Forecast: VSURE, VEND & MTLN Leading Top Additions

VSURE or MTLN may be added ahead of the review as a replacement following KKR’s cash acquisition of Spectris (SXS), which is expected to close on 3...

Dimitris Ioannidis

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...