Archive - 51 Insights

4.5% broke Congress

Hey, it’s Marc,

18 hrs ago • Marc Baumann and Chandan

Nasdaq ate crypto and called it an upgrade

Hey, it’s Marc,

Mar 12 • Marc Baumann and Sangam Bharti

The first crypto firm on Fedwire

Kraken Financial has become the first digital-asset bank in U.S. history to receive a Federal Reserve master account.

Mar 11 • Marc Baumann and Sangam Bharti

MoonPay, Iron, and the Stablecoin Endgame

In February 2025 Stripe acquired Bridge for $1.1B. A few months later, in March 2025, MoonPay acquired Iron, a German stablecoin infrastructure company…

Mar 11 • Marc Baumann and Sangam Bharti

BNP Paribas called it an 'experiment'

Hey, it’s Marc,

Mar 10 • Marc Baumann, Sangam Bharti, and Chandan

Wall Street's weekend just died

Hey, it’s Marc!

Mar 10 • Marc Baumann and Sangam Bharti

Santander let a bot spend real money

Santander and Mastercard executed Europe's first live AI-agent payment using two integrated systems: Mastercard's Agent Pay protocol and PayOS.

Mar 9 • Marc Baumann and Sangam Bharti

168: NYSE, OKX, Kraken

Hey, it’s Marc & the 51 team.

Mar 7 • Marc Baumann and Chandan

8:49

He ran the NYSE, now he's putting it on a blockchain, with Michael Blaugrund, VP at ICE

Hi, it’s Marc.

Mar 6 • Marc Baumann and Sangam Bharti

42:21

Fidelity goes on-chain

Fidelity doesn't do crypto.

Mar 5 • Marc Baumann and Chandan

USDC prints $2.7B. Coinbase keeps 60%

It's one thing to build a $75B stablecoin network.

Mar 4 • Marc Baumann and Chandan

Meta's stablecoin comeback with Stripe

Mar 3 • Marc Baumann and Sangam Bharti

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