THE 5W REPUTATION INDEX·STUDY 03·SPORTS PHASE

MLB Owners

Published 09 June 2026 Cohort 30 principals Engines 5 Prompts 60+

Highest Composite

David Rubenstein · Orioles

Lowest Composite

John Fisher · Athletics

Lowest Sentiment

Fisher — series low

A's Anchor Surface

70%

Of Fisher identity prompts

Across thirty MLB principal owners, the Index finds a 49-point spread — the widest sports cohort measured to date. Capital-source prestige dominates the top: Rubenstein from Carlyle, Henry from FSG, Walter from Guggenheim, Cohen from Point72. Small-market payroll-criticism principals — Nutting, Monfort, Moreno — anchor the middle of the negative range. And the Athletics relocation has produced the single most-vilified ownership portrait in the series: John Fisher at 32, lower than any NFL or NBA principal across all five engines.

Machine memory remembers relocation longer than it remembers championships.

The Full Ranking

All 30 principal owners by composite score

Two ownership transitions reshape the cohort against the prior cycle: Tom Pohlad replaces brother Joe as Twins control person (December 2025). John Seidler, eldest brother of the late Peter Seidler, was approved as Padres control person in February 2025 — though a pending Feliciano/Jones acquisition could reset this entry before publication.

#	Principal	Franchise	Acc	Sen	Cmp	Cns	Ctl	Composite
1	David Rubenstein	Baltimore Orioles	84	84	80	78	79	81
2	John Henry	Boston Red Sox	82	76	84	80	68	78
3	Mark Walter	Los Angeles Dodgers	80	80	76	76	68	76
4	Steve Cohen	New York Mets	78	70	80	74	63	73
5	Tom Ricketts	Chicago Cubs	76	70	74	72	58	70
6	Hal Steinbrenner	New York Yankees	76	66	76	72	55	69
7	John Middleton	Philadelphia Phillies	72	74	64	70	60	68
8	Mark Attanasio	Milwaukee Brewers	70	72	60	68	60	66
9	Jim Crane	Houston Astros	78	50	78	70	39	63
10	Ken Kendrick	Arizona Diamondbacks	70	64	60	64	52	62
11	Bill DeWitt Jr.	St. Louis Cardinals	70	64	60	64	42	60
12	Terry McGuirk	Atlanta Braves	66	64	56	62	47	59
13	John Stanton	Seattle Mariners	66	56	56	62	45	57
14	Tom Pohlad	Minnesota Twins	60	60	50	58	52	56
15	Christopher Ilitch	Detroit Tigers	66	54	58	60	42	56
16	John Sherman	Kansas City Royals	64	54	54	60	43	55
17	Mark Lerner	Washington Nationals	64	54	54	58	40	54
18	Greg Johnson	San Francisco Giants	64	52	54	58	42	54
19	Stuart Sternberg	Tampa Bay Rays	64	44	60	58	39	53
20	Bob Castellini	Cincinnati Reds	64	44	56	58	38	52
21	Edward Rogers	Toronto Blue Jays	60	48	56	54	37	51
22	Ray Davis	Texas Rangers	60	54	50	54	32	50
23	Paul Dolan	Cleveland Guardians	60	40	56	54	25	47
24	Dick Monfort	Colorado Rockies	62	36	60	56	16	46
25	Bruce Sherman	Miami Marlins	60	36	54	54	21	45
26	Arte Moreno	Los Angeles Angels	64	32	64	56	4	44
27	John Seidler	San Diego Padres	58	44	48	50	15	43
28	Bob Nutting	Pittsburgh Pirates	62	24	60	54	5	41
29	Jerry Reinsdorf	Chicago White Sox	70	22	78	60	0	39
30	John Fisher	Athletics	68	14	70	50	0	32

Top of the Cohort

The MLB top four shares one structural feature: capital-source prestige stories that engines render as positive primary-narrative anchors. This is the cohort where narrative density and capital pedigree compound most visibly.

The best-rendered principals

Rank 01

David Rubenstein

Baltimore Orioles · Owner since 2024

Patriotic Philanthropist positioning compounding with Carlyle Group co-founding and Bloomberg Peer to Peer Conversations.

Composite score: 81

Engines render Rubenstein through five compounding anchors: Carlyle Group co-founding, the Patriotic Philanthropist label (Washington Monument, Smithsonian, Monticello, National Archives restorations), Bloomberg Peer to Peer Conversations as host, Smithsonian and Council on Foreign Relations board chairmanships, and the 2024 Orioles acquisition. Control of 79 is the highest of any sports-cohort principal in the series — Rubenstein's portrait is shaped almost entirely by his own public communications.

Sourced rationale: Carlyle founding documented across WSJ, FT, Bloomberg. Patriotic Philanthropist work documented in NYT, WaPo, and Rubenstein-authored books. Orioles transaction documented in MLB press releases and across all major outlets.

Rank 02

John Henry

Boston Red Sox · Owner since 2002

Fenway Sports Group multi-sport empire — four World Series titles, Liverpool FC, Penguins, the Boston Globe.

Composite score: 78

Engines render Henry through FSG's multi-sport portfolio (Red Sox, Liverpool FC, Penguins, Boston Globe), the 2004/2007/2013/2018 World Series titles, and the FSG/RedBird investment thesis. Boston Globe ownership creates a unique Control-dimension dynamic — Henry is rendered through outlets he owns.

Sourced rationale: FSG portfolio documented across Sportico, Forbes, WSJ. Red Sox championship record documented in MLB official records. Liverpool FC acquisition documented across UK press.

Rank 03

Mark Walter

Los Angeles Dodgers · Owner since 2012

Cross-portfolio rendering — Dodgers championship run paired with the October 2025 record-valuation Lakers acquisition.

Composite score: 76

Cross-series principal. Walter scored 75 in the NBA study (Lakers) and 76 here. The Dodgers narrative carries marginally higher Sentiment than the Lakers narrative because the Dončić trade context is absent. Identical Control score on both — Walter renders consistently across his sports portfolio.

Sourced rationale: Dodgers championship history documented in MLB records. Guggenheim partnership and Walter biography documented in Forbes, Bloomberg, Sportico.

Rank 04

Steve Cohen

New York Mets · Owner since 2020

$2.42B Mets acquisition (2020) followed by historic payroll commitments — reshaping the Point72 engine portrait toward baseball.

Composite score: 73

Engines render Cohen through Point72 Asset Management, the 2020 Mets acquisition, and the highest payroll commitments in MLB history. The 2013 SAC Capital insider-trading investigation surfaces but does not dominate — the 2020 ownership and aggressive spending narrative has reshaped his engine portrait. Sentiment of 70 is unusually positive for a hedge-fund-founder principal.

Sourced rationale: SAC Capital investigation documented in SEC filings (2013). Mets acquisition documented in MLB filings, NYT, WSJ. Mets payroll documented in Cot's Baseball Contracts.

Bottom of the Cohort

The bottom three of the MLB cohort produce sentiment scores lower than any in the NFL or NBA. Single-event anchors — relocation, on-field collapse, chronic payroll suppression — define each portrait completely.

The worst-rendered principals

Rank 30 · Series Low

John Fisher

Athletics · Owner since 2005

The Oakland-to-Las-Vegas relocation saga — the most-rendered ownership decision in any sports cohort, surfacing in 70 percent of identity prompts across all five engines.

Composite score: 32

The lowest sports composite in the series. Engines render Fisher overwhelmingly through the relocation saga: the failed Howard Terminal stadium effort, the 2023 Las Vegas relocation approval, the 2025 Sacramento interim relocation, the Coliseum lease dispute, the season-long Oakland fan "Sell" chants, the chronic payroll-bottom-of-league pattern, and the broader "Selling Out Oakland" narrative. Sentiment of 14 is the lowest single dimension score in the series. Control of 0 reflects a portrait essentially untouched by Fisher's own communications.

Sourced rationale: Athletics relocation timeline documented across ESPN, The Athletic, MLB.com, San Francisco Chronicle, Las Vegas Review-Journal. Las Vegas approval and 2028 launch target documented in MLB press releases and Nevada SB 1 (June 2023). Fan-led "Sell" movement documented in The Athletic, SF Chronicle, ESPN.

Rank 29

Jerry Reinsdorf

Chicago White Sox · Owner since 1981

The 2024 White Sox 41-121 season — the worst modern-era record in MLB history — compounded with the chronic stadium-leverage criticism.

Composite score: 39

Cross-series principal — Reinsdorf scores 60 as Bulls principal (NBA study, 21-point gap). Engines render his MLB portrait through the 2024 White Sox 121-loss season, the chronic stadium-leverage criticism, the dimming 2005 World Series memory, and the contrast with his Bulls ownership. The cohort's clearest case of cross-domain portrait asymmetry — one person, two simultaneously-held franchises, 21-point composite gap.

Sourced rationale: 2024 White Sox 41-121 record documented in MLB official statistics — the most losses by any team in the modern era (since 1900). Comiskey Park public-financing leverage history documented in Chicago Tribune and Chicago Sun-Times archives.

Rank 28

Bob Nutting

Pittsburgh Pirates · Owner since 2007

Chronic small-market-payroll-criticism pattern — bottom-three MLB payroll most seasons, no playoff appearance since 2015.

Composite score: 41

Engines render Nutting through the chronic small-market-payroll-criticism narrative: Pirates payroll consistently among bottom-three in MLB, no playoff appearance since 2015, fan-led "Sell the Team" billboard campaigns in Pittsburgh (multiple confirmed), Andrew McCutchen / Gerrit Cole / Tyler Glasnow trade-for-prospects pattern. Sentiment of 24 reflects sustained Pittsburgh press criticism.

Sourced rationale: Pirates payroll ranking documented in Cot's Baseball Contracts, FanGraphs, Spotrac. "Sell the Team" billboard campaigns documented in Pittsburgh Post-Gazette and Pittsburgh Tribune-Review. Trade pattern documented across MLB.com, ESPN, The Athletic.

Commissioner Scorecard

Rob Manfred

Reference panel only — not included in the 30-principal composite ranking.

Rob Manfred

Commissioner since January 2015 · Tenure: 11 years

Composite

Accuracy

Sentiment

Completeness

Consistency

Control

Manfred scores 58 composite — tied with Goodell, fourteen points behind Silver. Engines surface 2022 lockout, 2017 Astros sign-stealing handling, MiLB contraction, and the A's relocation approval as dominant themes. Pitch-clock and pace-of-play reforms register positively but do not displace the negative anchors.

Notable Gaps

Where engines diverge from public record

The Mark Walter consolidation

Walter is now a principal owner across three franchises (Dodgers, Lakers, Sparks) plus a Chelsea FC minority stake. Engines render him separately in each league context but increasingly surface cross-league portfolio framing in 2026. The most-portfolio-rendered principal in the series.

The Padres-Feliciano transition

As of publication, John Seidler is MLB-recognized control person but the Feliciano/Jones acquisition is pending approval. Engine portraits surface both entities depending on prompt recency. The most-volatile cohort entry.

The Reinsdorf cross-series asymmetry

Same person scores 60 in NBA context (Bulls) and 39 in MLB context (White Sox). The 21-point gap is the largest cross-series spread for any principal in the entire Index — driven entirely by the 2024 White Sox 121-loss season.

The Manfred-Fisher relationship

Engines surface Rob Manfred's role in approving the Athletics relocation in 70 percent of Fisher prompts. The relocation has reshaped engine portraits of both principal and commissioner simultaneously.

Engine memory of MLB succession runs longest

The Peter Seidler death (November 2023), Pohlad transition (December 2025), and Orioles transfer (2024) all surface inconsistently across engines. MLB carries the highest succession-rendering lag of any sports cohort measured.

Methodology Notes

The 5W Reputation Index measures how leading AI systems render named principals across sixty-plus retrieval-intent prompts per engine. Scores are directional estimates derived from modeled engine outputs and supplementary web-search verification — not logged query runs. The Index reflects engine-rendered reputation only. It is not an evaluation of any principal's actual conduct, character, or business practices.

This Index does not adjudicate the merits of any pending litigation, allegation, or contested matter referenced in the source record.

How the Index was modeled

Previous← NBA Owners Series HubThe 5W Reputation Index Next StudyCross-League Top 50 →

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The 5W Reputation Index · Study 03 of 09 Published 09 June 2026 · 5W AI Communications · Florida

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