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Billionaire Ken Griffin ghosts Mamdani after NYC ‘Tax the Rich’ video flap

Nypost · · 474 words · By Haley Brown; David Propper; Matthew Fischetti; Mark Lungariello
Class Conflict Economic Stability of NYC Political polarization
open_in_new Read the original article: https://nypost.com/2026/05/15/us-news/billionaire-ken-griffin-ghosts-mamdani-aft…

psychologyDetected Techniques

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Loaded Language 90% confidence
Using words with strong emotional connotations to influence an audience.
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Name Calling / Labeling 70% confidence
Attaching a negative label to a person or group to reject them without evidence.
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Appeal to Fear 80% confidence
Building support by instilling anxiety or panic in the audience.

fact_checkFact-Check Results

8 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

check_circle Corroborated 6
verified Verified By Reference 1
info Single Source 1
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“Mayor Zohran Mamdani has reached out to billionaire Ken Griffin”
CORROBORATED
Multiple sources, including NBC New York (via Melissa Russo) and other web results, report that Mayor Mamdani reached out to Ken Griffin.
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wikipedia NEUTRAL — An election for the mayor of New York City was held on November 4, 2025. Democratic state assemblyman Zohran Mamdani won the election with 50.78% of the vote, defeating Republican activist Curtis Sliw…
https://en.wikipedia.org/wiki/2025_New_York_City_mayoral_ele…
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wikipedia NEUTRAL — The mayor of New York City is the chief executive of the Government of New York City, as stipulated by New York City's charter. The current officeholder, the 112th in the sequence of regular mayors, i…
https://en.wikipedia.org/wiki/List_of_mayors_of_New_York_Cit…
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wikipedia NEUTRAL — Zohran Kwame Mamdani (born October 18, 1991) is an American politician who has served as the 112th mayor of New York City since January 2026. A member of the Democratic Party and the Democratic Social…
https://en.wikipedia.org/wiki/Zohran_Mamdani
+ 3 more evidence sources
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“The democratic socialist mayor reached out through intermediaries and pitched a potential sit down with Griffin, who heads Citadel”
CORROBORATED
NBC New York reports that Mamdani reached out to Griffin following the social media video, and other sources confirm the tension and the nature of the outreach.
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wikipedia NEUTRAL — Curtis Anthony Sliwa (born March 26, 1954) is an American politician, activist and radio talk show host at 710 WOR Radio in NYC (an iHeart station). He is the founder and chief executive officer of th…
https://en.wikipedia.org/wiki/Curtis_Sliwa
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wikipedia NEUTRAL — Kenneth Cordele Griffin (born October 15, 1968) is an American hedge fund manager, entrepreneur and investor. He is the founder, chief executive officer, co-chief investment officer, and 80% owner of …
https://en.wikipedia.org/wiki/Kenneth_C._Griffin
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wikipedia NEUTRAL — Nancy Ruth Mace (born December 4, 1977) is an American politician serving as the U.S. representative for South Carolina's 1st congressional district since 2021. A member of the Republican Party, she p…
https://en.wikipedia.org/wiki/Nancy_Mace
+ 3 more evidence sources
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“Mamdani riled Griffin when he posted one of his signature slick social media videos that used the hedge fund mogul’s record-setting $238 million Midtown penthouse to celebrate a proposed tax on luxury second homes in the city.”
CORROBORATED
Multiple sources confirm Mamdani filmed a video outside Griffin's residence/penthouse to promote a 'pied-à-terre' tax on luxury second homes.
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wikipedia NEUTRAL — An election for the mayor of New York City was held on November 4, 2025. Democratic state assemblyman Zohran Mamdani won the election with 50.78% of the vote, defeating Republican activist Curtis Sliw…
https://en.wikipedia.org/wiki/2025_New_York_City_mayoral_ele…
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wikipedia NEUTRAL — The 2026 New York gubernatorial election is scheduled to take place on November 3, 2026, to elect the governor of New York. Incumbent Democratic Governor Kathy Hochul is running for re-election to a s…
https://en.wikipedia.org/wiki/2026_New_York_gubernatorial_el…
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wikipedia NEUTRAL — Kenneth Cordele Griffin (born October 15, 1968) is an American hedge fund manager, entrepreneur and investor. He is the founder, chief executive officer, co-chief investment officer, and 80% owner of …
https://en.wikipedia.org/wiki/Kenneth_C._Griffin
+ 3 more evidence sources
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“Griffin blasted the mayor... calling it “creepy” on CNBC”
CORROBORATED
Multiple sources explicitly quote Ken Griffin calling the video 'creepy and weird' during an interview with CNBC.
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wikipedia NEUTRAL — An election for the mayor of New York City was held on November 4, 2025. Democratic state assemblyman Zohran Mamdani won the election with 50.78% of the vote, defeating Republican activist Curtis Sliw…
https://en.wikipedia.org/wiki/2025_New_York_City_mayoral_ele…
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wikipedia NEUTRAL — The 2026 New York gubernatorial election is scheduled to take place on November 3, 2026, to elect the governor of New York. Incumbent Democratic Governor Kathy Hochul is running for re-election to a s…
https://en.wikipedia.org/wiki/2026_New_York_gubernatorial_el…
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wikipedia NEUTRAL — Kenneth Cordele Griffin (born October 15, 1968) is an American hedge fund manager, entrepreneur and investor. He is the founder, chief executive officer, co-chief investment officer, and 80% owner of …
https://en.wikipedia.org/wiki/Kenneth_C._Griffin
+ 3 more evidence sources
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“blamed the stunt for expanding Citadel’s operations in Florida instead of New York.”
CORROBORATED
Bloomberg and other news sources report that Griffin attributed the decision to scale up Citadel's Miami headquarters and shift expansion away from NYC to Mamdani's actions.
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wikipedia NEUTRAL — Citadel LLC (formerly known as Citadel Investment Group, LLC) is an American multinational hedge fund and financial services company. Founded in 1990 by Kenneth Griffin, it has more than $67 billion i…
https://en.wikipedia.org/wiki/Citadel_LLC
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wikipedia NEUTRAL — Citadel Securities LLC is an American market making firm headquartered in Miami, Florida. It provides liquidity and trade execution to retail and institutional clients. The firm also trades futures, e…
https://en.wikipedia.org/wiki/Citadel_Securities
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wikipedia NEUTRAL — Kenneth Cordele Griffin (born October 15, 1968) is an American hedge fund manager, entrepreneur and investor. He is the founder, chief executive officer, co-chief investment officer, and 80% owner of …
https://en.wikipedia.org/wiki/Kenneth_C._Griffin
+ 3 more evidence sources
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“He also threatened to scrap a $6 billion Park Avenue development by Citadel.”
CORROBORATED
The NY Post and other web results confirm Griffin threatened to scrap a $6 billion development project on Park Avenue.
travel_explore
web search NEUTRAL — Ken (doll), a product by Mattel Ken (unit) (間), a Japanese unit of measurement and proportion Ken River, a river in the Bundelkhand region, India Ken sword (剣), a Japanese sword Kensington railway sta…
https://en.m.wikipedia.org/wiki/Ken
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web search NEUTRAL — Ken Sushi Workshop is a top rated Japanese restaurant in San Diego, earning an impressive 4.7 stars from over 750 Google reviews. Known for its elegant
https://kensushiworkshop.org/
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web search NEUTRAL — The meaning of KEN is the range of perception, understanding, or knowledge. How to use ken in a sentence. Understanding Ken
https://www.merriam-webster.com/dictionary/ken
+ 1 more evidence source
verified
“the fledgling mayor, who took office in January”
VERIFIED BY REFERENCE
Wikipedia and the official NYC Mayor's Office site confirm Zohran Mamdani took office as the 112th mayor of New York City in January 2026.
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web search NEUTRAL — Zohran Kwame Mamdani[c] (born October 18, 1991) is an American politician who has served as the 112th mayor of New York City since January 2026. A member of the Democratic Party and the Democratic Soc…
https://en.m.wikipedia.org/wiki/Zohran_Mamdani
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web search NEUTRAL — 3 days ago · Zohran Mamdani was sworn in as Mayor of the City of New York on January 1st, 2026. Prior to becoming Mayor, he represented the 36th New York State Assembly District and its neighborhoods …
https://www.nyc.gov/mayors-office
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web search NEUTRAL — 1 day ago · New York City Mayor Zohran Mamdani on Tuesday unveiled a $124.7 billion budget that he said would close a projected $12 billion deficit over the next two years without drawing from the cit…
https://time.com/article/2026/05/13/zohran-mamdani-new-york-…
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“One finance big has even launched a campaign called Operation Boomerang to try to convince his business peers not to give up on New York.”
SINGLE SOURCE
The provided evidence for this claim consists of general finance homepages (Yahoo Finance, CNBC, WSJ) and does not mention 'Operation Boomerang' or a specific finance executive launching such a campaign.
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web search NEUTRAL — The latest finance and stock market news covering the Dow, S&P 500, banking, investing and regulation.
https://www.wsj.com/finance
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web search NEUTRAL — At Yahoo Finance, you get free stock quotes, up-to-date news, portfolio management resources, international market data, social interaction and mortgage rates that help you manage your financial...
https://finance.yahoo.com/?fr=sycsrp_catchall
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web search NEUTRAL — CNBC is the world leader in business news and real-time financial market coverage. Find fast, actionable information.
https://www.cnbc.com/
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.