Shaun Maguire

Partner, Sequoia Capital · 3 appearances on the record.

computed by AI from the episodes · how this works → · full disclaimer →

investorfounderscientist@shaunmmaguire ↗sequoiacap.com/people/shaun-maguire ↗Wikipedia ↗

Shaun Maguire is a partner at Sequoia Capital focusing on seed and early-stage tech investments, including SpaceX and The Boring Company. He holds a Ph.D. in physics from Caltech and previously co-founded cybersecurity firm Expanse.

35statements → 16claims → 4claims resolved → 75%fully supported → 3.8/5average certainty → 2.54/5average debate potential → 49said about them ↓

3 supported 0 partly supported 1 contradicted 1 not yet assessed 11 not checkable as stated how the 16 claims stand · each chip opens the sources

7 predictions · 9 assertions · 6 opinions · 7 insights · 6 disclosures · every statement was checked. The predictions and assertions are the 16 claims: statements the public record can support or contradict. 4 are resolved, 1 is not yet assessed, and 11 name no date, number or outcome precise enough to check. Everything else (opinions, insights, what ifs, disclosures) can never be settled by the record, so it carries no assessment.

The record, in short

What the tape says about how Shaun argues and how the claims held up. Everything they said, and everything said about them, is in the tabs below.

Their most notable supported claim

Assertion Supported
Sequoia-backed companies comprise roughly 30% of NASDAQ's total market cap
“Like, if you look at the NASDAQ, about 30% of the NASDAQ by market cap were early Sequoia, you know, companies.”
Shaun Maguire Oct 30, 2025 ▶ 4:28 Sequoia Capital Partner Shaun Maguire Live on TBPN

Their most notable contradicted claim

Assertion Contradicted
Maguire: Harvard introduced remedial math because admissions standards dropped
“Harvard last year implemented their first ever remedial math because there are people coming in that don't know algebra because they dropped the admission standards.”
Shaun Maguire Mar 24, 2025 ▶ 10:29 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.

Expressed certainty vs assessment result

none yet certainty 1
none yet certainty 2
none yet certainty 3
100% certainty 4
0% certainty 5

weighted support: a fully supported claim counts one, a partly supported claim counts half. Each filled bar is clickable and opens exactly those claims; "none yet" means nothing said at that certainty level has resolved yet

How they sound: not measured why? →

We measure speaking style by listening to the audio itself, and a fair number needs at least 2,000 words from one person on tape we have measured. There is too little of Shaun Maguire on measured tape to publish a rate. This says nothing about how they speak.

Everything Shaun Maguire said on TBPN that made the record, most notable first. Filter by type, assessment or year in the ledger →

Assertion Contradicted
Maguire: Harvard introduced remedial math because admissions standards dropped
“Harvard last year implemented their first ever remedial math because there are people coming in that don't know algebra because they dropped the admission standards.”
Shaun Maguire Mar 24, 2025 ▶ 10:29 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Opinion
Maguire: It is easier to concentrate talent in Israel than at Stanford
“It's much easier to concentrate talent in Israel than it is as like a Stanford spin out.”
Shaun Maguire Mar 24, 2025 ▶ 9:05 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Opinion
Maguire: Dual use is a mirage, investors accept pure government startups
“I think dual use is kind of a mirage. Like it's, It can be great, but I think you have to, I think we're entering an era where investors are okay with Just government sale companies. Single use.”
Shaun Maguire Mar 24, 2025 ▶ 19:00 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Prediction Not checkable as stated
Maguire: Starlink's 10x cost advantage will replace subsea fiber optics
“Almost all long-range data movements in the future is gonna be done via Starlink, in my opinion. I think Starlink has, like, a 10 X plus cost advantage per gigabyte for long-haul data transmission compared to, say, putting a fiber optic cable line under the oc…”
Shaun Maguire Mar 7, 2025 ▶ 18:24 "Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission.
Prediction Not checkable as stated
Maguire: Mars colonization spinoffs will be history's most profitable endeavor
“I am now at the point where I actually, I really believe that Mars is going to Be like one of the biggest profit generating endeavors in history, and not necessarily, not like from the direct Like building a city on Mars, but from all the indirect things”
Shaun Maguire Mar 7, 2025 ▶ 26:00 "Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission.
Insight
Passive late-stage venture capital offers little to no alpha today
“It's like, if you're a passive investor at the late stage, there's no alpha today in VC or very little, but that's just not the game we play.”
Shaun Maguire Oct 30, 2025 ▶ 10:58 Sequoia Capital Partner Shaun Maguire Live on TBPN
Assertion Not checkable as stated
No space data center company has actually solved thermal heat dissipation
“Dissipating heat in space is insanely hard. And anyone that says they figured it out right now, like they have not figured it out.”
Shaun Maguire Oct 30, 2025 ▶ 20:45 Sequoia Capital Partner Shaun Maguire Live on TBPN
Prediction Not checkable as stated
SpaceX could eventually provide 20% to 30% of global mobile data
“I think SpaceX is going to do unbelievably well, and I am maximum bull on direct assault for SpaceX, but I think what happens, like, in the kind of most wild success scenario for SpaceX, SpaceX is providing, like, 20, 30% of the world's mobile data in a decade…”
Shaun Maguire Oct 30, 2025 ▶ 23:05 Sequoia Capital Partner Shaun Maguire Live on TBPN
Insight
Maguire: Cloud giants like Microsoft cannot solve enterprise cloud security themselves
“You need to solve this from the outside in. Like you can't, it, Microsoft can't solve this themselves. You have to have a solution that is kind of looking at all clouds and looking at the entire Industry, because people are multi-cloud, they work with multiple…”
Shaun Maguire Mar 24, 2025 ▶ 7:30 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Prediction Open · timeframe Mar 2028
Maguire: Only one or two new defense startups per year win programs of record
“Only one or two of you a year are going to do that. And it's going to be like of new companies and it's really hard. and it takes both having great tech and great, you know, government BD. And so don't under invest it in either of those.”
Shaun Maguire Mar 24, 2025 ▶ 17:06 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Opinion
Maguire: Elon Musk takes antitrust compliance more seriously than anyone else
“Elon has probably the biggest target on his back from a like regulatory perspective of anyone. And there's no one I'm aware of who takes like antitrust and all that more seriously than him.”
Shaun Maguire Mar 7, 2025 ▶ 24:20 "Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission.
Assertion Supported
Sequoia-backed companies comprise roughly 30% of NASDAQ's total market cap
“Like, if you look at the NASDAQ, about 30% of the NASDAQ by market cap were early Sequoia, you know, companies.”
Shaun Maguire Oct 30, 2025 ▶ 4:28 Sequoia Capital Partner Shaun Maguire Live on TBPN
Disclosure
Sequoia Capital targets a minimum 10x net return for every venture fund
“We strive for minimum 10 X net returns. Like that is our goal for every fund.”
Shaun Maguire Oct 30, 2025 ▶ 5:20 Sequoia Capital Partner Shaun Maguire Live on TBPN
Disclosure
Sequoia passed on Coinbase because buying Bitcoin directly seemed better
“It's actually a big part of why Sequoia passed on Coinbase in the time.”
Shaun Maguire Oct 30, 2025 ▶ 12:47 Sequoia Capital Partner Shaun Maguire Live on TBPN
Insight
Defense tech catalysts leave only a six-to-twelve month window for non-obvious investing
“Even though you have a catalyst, there's probably only a six to 12 month window where defense tech is non-obvious.”
Shaun Maguire Oct 30, 2025 ▶ 14:02 Sequoia Capital Partner Shaun Maguire Live on TBPN
Opinion
Defense tech is now a consensus category with incredibly high valuations
“Now I think defense tech is becoming consensus. It's too obvious. And so it's like valuations are incredibly high”
Shaun Maguire Oct 30, 2025 ▶ 14:21 Sequoia Capital Partner Shaun Maguire Live on TBPN
Prediction Not checkable as stated
AI will make coding as fundamental and commoditized as basic arithmetic
“I personally think that coding is going to be like doing arithmetic a long time ago. And it's just like, it won't be as interesting or valuable. Humans won't be doing that much of it”
Shaun Maguire Oct 30, 2025 ▶ 25:30 Sequoia Capital Partner Shaun Maguire Live on TBPN
Opinion
Maguire: Nation-state espionage in Silicon Valley far exceeds public perception
“I think that nation state espionage in Silicon Valley has been much Much bigger scale than people have understood for at least the last decade, and probably beyond that.”
Shaun Maguire Mar 24, 2025 ▶ 21:13 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Insight
Maguire: NASA designs missions around outdated, high-cost launch assumptions
“NASA has been still designing missions with the constraints of 1020 years ago, which is when launch costs are in the limit infinity and there's very few slots per year, then like the economic rational thing is to spend close to infinite money, making sure that…”
Shaun Maguire Mar 24, 2025 ▶ 23:49 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Prediction Not checkable as stated
Maguire: X's infrastructure rebuild is done, visible product progress is imminent
“There's been like a few years of like fixing the foundation of the company and we're starting to enter the era where like the foundation is strong and they get to now like actually build on top of this new strong foundation. And so I think we're going to see i…”
Shaun Maguire Mar 24, 2025 ▶ 27:08 Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App.
Disclosure
Maguire: Sequoia invested $800 million in X's take-private transaction
“Yes, eight hundred million dollars, guys, and no victory laps until it's exited in Liquid”
Shaun Maguire Mar 7, 2025 ▶ 3:52 "Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission.
Assertion Not checkable as stated
Maguire: X suffered no major outages and lowered costs under Musk
“If you use your own eyes, it's like the whole thing is operating, no major outages, Elon at the helm, product innovation happening, and like lowering costs.”
Shaun Maguire Mar 7, 2025 ▶ 5:03 "Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission.
Opinion
Maguire: SpaceX is incentivized to foster independent LEO startups
“Look, I think SpaceX is deeply incentivized to have a giant ecosystem of lots of great independent companies in space, and I think especially in LEO.”
Shaun Maguire Mar 7, 2025 ▶ 25:13 "Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission.
Disclosure
Sequoia launches $750M Venture Fund 19 and $200M Seed Fund 6
“Next venture fund vintage dropping. Venture fund, 19. Also seed fund, six. Seed is, you know, something that we used to combine inside our venture funds, but wanted to place a major emphasis on it, really just show the distinction. And I would say, so anyways,…”
Shaun Maguire Oct 30, 2025 ▶ 2:23 Sequoia Capital Partner Shaun Maguire Live on TBPN

Show 11statements(11 left)

The other half of the tape: Shaun Maguire's own voice is left out of every number here. Other people bring the name up 47 times in 16 episodes on TBPN. 2 statements on the record name them. every mention, with the transcript →

Who brings them up most John Coogan 25Jordi Hays 18

Statements about Shaun Maguire, by other people (2)

Prediction Open · timeframe Nov 2034
Hays: Sequoia Will Make Money on Its X Investment in 10 Years
“I would be willing to bet my house that they'll make money on this investment in 10 years.”
Jordi Hays Nov 14, 2024 ▶ 2:35:23 Low T levels at Y-Combinator (ep9)
Assertion Supported
Hays: Shaun Maguire Led Sequoia's Investment into X
“He led the deal into X from Sequoia. Yep. Has a very close relationship with Elon.”
Jordi Hays Dec 11, 2024 ▶ 28:37 How we became the fastest growing podcast (ep20)

Every mention by year

tap a year for its mentions
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0510202420252026episodes it came up in
002.55510202420252026episodesmentions per episode
2026 3 mentions in 3 episodes 1 per episode
2025 6 mentions in 4 episodes 2 per episode
2024 38 mentions in 9 episodes 4 per episode

Appearances (3)

EpisodeDateSpeaking time
Sequoia Capital Partner Shaun Maguire Live on TBPN Oct 30, 2025 17m
Shaun Maguire breaks down Wiz investment, building great teams, and the Everything App. Mar 24, 2025 21m
"Don't listen to anyone" - Shaun Maguire talks Elon, Robots, Space, and the Mars Mission. Mar 7, 2025 19m
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