Shaun Maguire is a General Partner at Sequoia Capital, focusing on seed and early-stage investments, and holds a physics PhD from Caltech. He previously worked at GV as a partner before joining Sequoia in 2019. Shaun Maguire's Twitter Score is 429 out of 1000 (an Excellent rating) as of July 2026, ranking him #494 out of 531,432 accounts tracked on this platform, with 354,921 followers and 22,314 posts published since 2010. Shaun Maguire ranks #494 (top 0.1%) out of 531,432 tracked accounts on TwitterScore.
Shaun Maguire co-founded Qadium, later rebranded as Expanse, a company backed early by Founders Fund and acquired by Palo Alto Networks in December 2020 for approximately $1.25 billion. He also co-founded Escape Dynamics.
Shaun Maguire's crypto and web3 portfolio at Sequoia includes Blockaid, Caldera, Espresso Systems, Iron Fish, LayerZero, Bridge (now part of Stripe, building stablecoin payments infrastructure), and Privy (acquired by Stripe, providing APIs to manage user data off-chain). Sequoia's crypto picks associated with his tenure also included FTX, Magic Eden, StarkWare, BitClout, and DeSo. Sequoia launched a crypto fund in February 2022 focused on liquid crypto investments and tokens alongside an Ecosystem Fund, then reduced that fund in size in July 2023 following the crypto market downturn. FTX filed for bankruptcy in November 2022, and Sequoia subsequently wrote its entire FTX stake down to $0. Beyond crypto, his investments at Sequoia span X, SpaceX, xAI, Neuralink, and The Boring Company.
Shaun Maguire has been mentioned by 211 accounts across the platform, with 379 total mentions.
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Shaun Maguire draws followers from across the crypto and tech investment landscape. The accounts that follow Shaun Maguire include 1,869 founders, 467 angel investors, 560 influencers and 34 VCs, among them Balaji, Marc Andreessen, Chris Dixon, Elon Musk, Toly and Brian Armstrong.