SOMOS Index
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Where sports culture is catalogued and collected.

SOMOS Index is a media-first platform bringing together sports news, culture, player statistics, market intelligence, and curated commerce in one connected experience.

Featured Partners Swipe to explore

© 2026 SOMOS INDEX SPORT · PLAYER · CARD · CONTEXT
PRODUCT PREVIEW Follow the market from sport to player to card.
ABOUT 02

ABOUT SOMOS

Sports culture creates attention.
The card market records what follows.

SOMOS connects the two through original reporting, editorial context, and a proprietary index that brings sports news and cultural relevance together with card rarity, market activity, and recent sales.

THE OPPORTUNITY The hobby is fragmented.
Research should not be.
THE PROBLEM Understanding one card can require multiple platforms.

Sports news, athlete performance, card details, rarity, sales history, and available products often live in separate places. Collectors are left to connect the information themselves.

THE SOMOS DIFFERENCE Media and market intelligence—in one experience.

Our reporting explains why a sports or cultural moment matters. The proprietary SOMOS Index tracks how that attention aligns with sport-level trends, athlete demand, card rarity, and market activity.

WHO IT SERVES A clearer way into—and through—the hobby.

For hobby-curious and returning collectors, SOMOS makes the market easier to understand. For experienced collectors, it provides greater transparency, deeper context, and more informed product discovery.

INSIDE THE SOMOS INDEX

From cultural attention to card-level evidence.

Baseball Index market context 01
Sport IndexIs the broader category moving?

Directional context for the wider card category

Shohei Ohtani Player Index 02
Player IndexIs interest changing around the athlete?

Athlete-level momentum and market activity

2018 TOPPS CHROME ROOKIE AUTOGRAPH #RA-SO SHOHEI OHTANI RK.AU-BLUE WAVE REF. 03
The Exact CardWhat makes this card different?

Exact identification, condition, rarity, and pricing evidence

HOW THE EVIDENCE BUILDS

ATTENTION SIGNALS

Sports reporting and cultural moments explain why collector interest may be changing.

MARKET DIRECTION

Sport and Player Indexes provide directional context at the category and athlete levels.

CARD SPECIFICITY

Exact identification, condition, and rarity distinguish one card from the many others featuring the same athlete.

PRICING EVIDENCE

Relevant recent sales support the estimated value range and indicate how much confidence the available evidence allows.

Viewing all sports, players, and featured products.
FOLLOW THE RESEARCH PATH Sport market Player market Specific card

Select a sport to understand the broader category, choose a player to examine athlete-level momentum, then inspect the evidence behind a specific card.

Sport Indexes

Sport Indexes

Compare broad sports-card categories. The 180-day percentage shows movement across the full period; the Current signal reflects more recent direction.

Methodology and data limits · Sport Indexes
01 Category context

A Sport Index provides a directional view of broad card-market movement within a sport.

02 Market drivers

Performance, championships, records, media moments, fandom, scarcity, and recent sales can all influence demand.

03 Research sequence

Sport-level context precedes player and card-level evidence.

04 Data limits

Sport-level movement is not player value, product-level fair market value, an appraisal, or a price guarantee.

Player Indexes

Player Indexes

Index points track relative movement within an athlete’s card market—they are not dollars or a specific card value. Compare players by percentage change, then choose one to continue into card-level evidence.

Methodology and data limits · Player Indexes
01 Player context

A Player Index provides a directional view of market activity forming around an individual athlete.

02 Market drivers

Performance, injuries, records, awards, trades, playoff moments, media coverage, cultural relevance, and supply can all affect demand.

03 Research sequence

Player-level context precedes verified product identification and grade-specific evidence.

04 Data limits

Player-level movement is not card value, an appraisal, or a guarantee of resale value.

Baseball Index

Sport Indexes

Sport Indexes

SOMOS tracks how sports news, culture, player momentum, and collector attention can affect downstream sports card prices. Use this page to compare broad sport-level movement before drilling into players and products.

What it is Category signals
How to use it Start broad, then drill into players and products.
Important context Directional signals, not product-level FMV or price guarantees.
What the index is

A directional read on how a sport category is moving as attention, news, and market activity change.

What shapes it

Performance, championships, records, media moments, fandom, scarcity, and recent sales can all influence demand.

How to use it

Start broad, then move into player pages and card listings to evaluate grade, set, parallel, features, and price.

  • Index data is directional market context, not a price guarantee.
  • Sport-level movement is not product-level FMV or player valuation.
  • Tracking means a score is not yet confirmed.
  • Card-level decisions still depend on player, grade, set, parallel, features, and recent sales.
Built to make broad category movement easier to read before card-level decisions.
SELECTED CARD · IDENTITY + PRICING EVIDENCE

Shohei Ohtani

2018 TOPPS CHROME ROOKIE AUTOGRAPH #RA-SO RK.AU-BLUE WAVE REF.

Front + back · verified card details

Certified grade

Features

Parallel

2018 TOPPS CHROME ROOKIE AUTOGRAPH #RA-SO SHOHEI OHTANI RK.AU-BLUE WAVE REF.
FRONT · IMAGE 1
2018 TOPPS CHROME ROOKIE AUTOGRAPH #RA-SO SHOHEI OHTANI RK.AU-BLUE WAVE REF.
BACK · IMAGE 2

Card number#RA-SO

Set2018 Topps Chrome Baseball

Manufacturer

7-day sales0Across all grades

30-day sales1Across all grades

Latest recorded PSA 10 price$93,940Grade-specific recorded price

Estimated fair market value · Confidence B$98,532$92,729 – $104,336 · PSA 10

Shohei Ohtani market context Athlete-level analysis · not a specific card value Market Score 96 / 100 Market Score · Bullish
Player Index · Baseball

Shohei Ohtani

Athlete-level market context · not the value of a specific card

Index5072.78

24h▼ -0.73%

7d▲ +2.89%

30d▲ +4.20%

Player Index

5,072.78↗ +2,015.58 points (65.93%)

7D30D90D1YALL
May 26Jun 26Jul 26Aug 26
Market-cap weighted index based on top 10 cards by sales volume

Product attributes identify the exact card. Market values are grade-specific estimates, and confidence grades summarize the strength of the available pricing evidence—not an appraisal or price guarantee.

View full card context
EXPLORE MORE CARDS

Choose another card to view its identity, attributes, and available pricing evidence.

Swipe to explore
2018 TOPPS CHROME ROOKIE AUTOGRAPH #RA-SO SHOHEI OHTANI RK.AU-BLUE WAVE REF. Baseball Shohei Ohtani 2018 TOPPS CHROME ROOKIE AUTOGRAPH #RA-SO RK.AU-BLUE WAVE REF. PSA 10 · Auto 10 Rookie Card · Autograph · Serial Numbered Blue Refractor PlayerShohei Ohtani Set2018 Topps Chrome Baseball Card number#RA-SO VariantBlue Wave Market information 7 day sales · all grades 0 30 day sales · all grades 1 Latest recorded PSA 10 price $93,940 ⚖ Estimated fair market value B PSA 10 $98,532 $92,729 – $104,336 Grade-specific estimate 2025 TOPPS CHROME #251 COOPER FLAGG Basketball Cooper Flagg 2025 TOPPS CHROME #251 PSA 10 Rookie Card PlayerCooper Flagg Set2025 Topps Chrome Basketball Card number#251 VariantBase Market information 7 day sales · all grades 266 30 day sales · all grades 1063 Latest recorded PSA 10 price $287 ⚖ Estimated fair market value A PSA 10 $266 $253 – $278 Grade-specific estimate 1998 SKYBOX PREMIUM INTIMIDATION NATION #2 KOBE BRYANT INTIMIDATION NATION Basketball Kobe Bryant 1998 SKYBOX PREMIUM INTIMIDATION NATION #2 INTIMIDATION NATION PSA 9 PlayerKobe Bryant Set1998 Skybox Premium Basketball Card number#2IN VariantBase Market information 7 day sales · all grades 1 30 day sales · all grades 1 Latest recorded PSA 8 price $1,764 ⚖ Estimated fair market value B PSA 8 $2,671 $2,197 – $3,145 Grade-specific estimate 1986 FLEER #57 MICHAEL JORDAN Basketball Michael Jordan 1986 FLEER #57 PSA Authentic Rookie Card PlayerMichael Jordan Set1986 Fleer Basketball Card number#57 VariantBase Market information 7 day sales · all grades 57 30 day sales · all grades 196 Latest recorded PSA 10 price $384,000 ⚖ Estimated fair market value B PSA 10 $384,000 $362,825 – $405,175 Grade-specific estimate 2025 PANINI PRIZM #332 JAXSON DART WHITE DISCO Football Jaxson Dart 2025 PANINI PRIZM #332 WHITE DISCO PSA 10 Rookie Card Disco PlayerJaxson Dart Set2025 Panini Prizm Football Card number#332 VariantWhite Disco Market information 7 day sales · all grades 22 30 day sales · all grades 74 Latest recorded PSA 10 price $404 ⚖ Estimated fair market value B PSA 10 $450 $423 – $477 Grade-specific estimate 2000 PLAYOFF CONTENDERS #144 TOM BRADY AUTOGRAPHED Football Tom Brady 2000 PLAYOFF CONTENDERS #144 AUTOGRAPHED PSA Authentic · Auto 9 Rookie Card · Autograph PlayerTom Brady Set2000 Playoff Contenders Football Card number#144 VariantBase Market information 7 day sales · all grades 2 30 day sales · all grades 2 Latest recorded PSA 8 price $1,113,250 ⚖ Estimated fair market value B PSA 8 $1,170,822 $1,102,329 – $1,239,314 Grade-specific estimate 2019 TOPPS CHROME BUNDESLIGA #72 ERLING HAALAND REFRACTOR Soccer Erling Haaland 2019 TOPPS CHROME BUNDESLIGA #72 REFRACTOR PSA 10 Rookie Card Refractor PlayerErling Haaland Set2019 Topps Chrome Bundesliga Soccer Card number#72 VariantBase Market information 7 day sales · all grades 10 30 day sales · all grades 93 Latest recorded PSA 10 price $926 ⚖ Estimated fair market value A PSA 10 $900 $856 – $944 Grade-specific estimate 2024-25 PANINI SELECT LA LIGA AUTOGRAPHED MEMORABILIA #AMLY LAMINE YAMAL Soccer Lamine Yamal 2024-25 PANINI SELECT LA LIGA AUTOGRAPHED MEMORABILIA #AMLY PSA 10 Rookie Card · Autograph · Patch Selected product preview Market information available with invited access. Full card-level market context is reserved for invited access.
SOMOS × ON MANTEL · PUBLISHED ON YAHOO SPORTS

The stories shaping sports culture and collectibles.

SOMOS investigates how sports culture, athlete performance, and business influence value across the sports card market. Through market breakdowns, behind-the-scenes reporting, and interviews with industry leaders, we explore everything from the parallels between fine art and high-end cards to the companies changing how the hobby works.

SOMOS SOCIAL

The reporting continues on social.

Follow SOMOS on Instagram for podcast clips, market explainers, interviews, and visual adaptations of our long-form editorial.

Follow @somos.index
01 · PODCAST CLIPS

Live from The National 2026

Podcast clips featuring COMC Co-Founder and Chief Product Officer Tim Getsch, recorded live at the hobby’s landmark annual gathering for sports cards, autographs, and memorabilia.

02 · EDITORIAL CAROUSELS

Long-form reporting, made shareable.

SOMOS long-form reporting—produced through On Mantel and published on Yahoo Sports—adapted into visual carousels for discovery, discussion, and sharing.

SOMOS Index provides directional market context. It is not an appraisal, a price guarantee, or financial advice. Sport-level movement is not player value. Player-level movement is not card value. Card-level conclusions require verified product identification and grade-specific evidence.