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Citadel Securities vs Citadel (2026): Same Base, Different Loop

Citadel Securities vs Citadel: both post a $235K-$300K new-grad base and the same four-step QR process. The desk, the trading game and the bonus pool differ.

Citadel Securities vs Citadel (2026): Same Base, Different Loop

Most applicants treat Citadel and Citadel Securities as one prestige target with two logos. On paper they are closer than that: both firms publish the same four-step campus research process and the same $235,000-$300,000 new-grad base. What differs is the desk behind the door: a hedge fund hunting for alpha over days to months, or a market maker pricing order flow in microseconds, and a bonus pool funded by very different businesses.

So the real choice is not which loop is harder. It is which problem you want to be interviewed on, and which P&L you want your bonus to come from.

The 30-second verdict

Citadel (the fund)Citadel Securities
What it is (Wikipedia)Multistrategy hedge fund, founded 1990Market maker, founded 2002
Scale (Wikipedia)$77bn AUM, Jan 2026; 3,153 staff in 2024About 1,800 staff in 2025; involved in roughly one in four US stock trades
2026 so far+12.1% through August (Hedgeweek, 4 Sep 2026)Record $7.3bn trading revenue and $3.3bn net income in Q2 (Hedgeweek citing Bloomberg, 28 Aug 2026)
Research horizon (techinterview, Jul 2026)Days to monthsMicroseconds to a day
New-grad base, official postings$235K-$300K, Quantitative Research Analyst, New York / Miami / Greenwich$235K-$300K, Software Engineer, New York / Miami; same range on a joint Quantitative Trader listing for New York
Modelled year one (Quantt, 17 May 2026)QR, Chicago: $275K-$475K; London: £230K-£360KQT, New York: $400K-$600K; London: £300K-£460K
Published campus QR process4 steps, about 4-5 weeksIdentical wording, 4 steps, about 4-5 weeks
Round that differs in practiceProbability-heavy research questions and a project deep-diveLive market-making game on the trading track
Internships 2026 (Fortune, 11 Jun 2026)One shared pool: 115,900+ applications, about 350 hires, 0.36%Same pool

Interviews: one template, two desks

The official process is copy-and-paste. Citadel and Citadel Securities each publish a page called "Our Campus Quantitative Research Interview Process", both dated 9 November 2024, and both open by telling you that interviewing means talking with two firms at once. The steps match almost word for word. First, a 45-to-60-minute remote video round covering programming, data structures and algorithms, problem-solving and your background, run on a CoderPad link, with Python and C++ named as the core languages but any language accepted. Second, an onsite of three to five 60-minute interviews mixing technical and behavioural questions, with next steps promised within two weeks. Third, a final review in which hiring managers across teams decide fit, and you choose with your recruiter if several teams want you. The whole thing typically takes four to five weeks, faster if you have a competing deadline.

The one wording difference is small but telling. Citadel's first round lists "research ability" among the things it tests; Citadel Securities' page does not.

Where the loops actually split is the desk. QuantBrainteasers' August 2026 comparison puts it plainly: Citadel researchers should prepare for investment signals, portfolio research, alternative data and risk, while Citadel Securities researchers should prepare for market signals, pricing, execution and order flow. Quantt's April 2026 guide weights a Citadel quant researcher loop at 50% probability and statistics, 25% coding, 15% finance and 10% behavioural, and says the market-making side leans harder on coding and systems thinking for low-latency work.

The trading game is the round people remember. techinterview's Citadel Securities guide, updated July 2026, describes it: the interviewer reveals partial information about an unknown quantity, asks you to make a market, then trades against your prices. Quote too wide and you are not really making a market; too tight and the interviewer picks you off. Quotes have to move as information arrives. That round does not appear in the published research template, because it belongs to the trading track, which Quantt weights at 35% probability and brainteasers, 25% market knowledge, 25% mental maths and 15% behavioural.

The failure mode is also different. 1Point3Acres' Citadel interview page, which groups 138 questions across both firms and was updated 17 September 2026, describes the Citadel Securities loop as effectively single-fail: one weak round and the next interview is cancelled. It describes the fund side as leaning on probability brainteasers, resume drilling and a longer team-match stage. Treat that as community aggregation rather than policy, but prepare as if every round is a cut.

One 2026 addition. The joint Quantitative Trader university-graduate listing for New York, which Dartmouth's careers board shows recruiting from 24 July 2026, calls experience with large language models and agentic systems "highly desirable". Citadel's Quantitative Research Analyst posting asks instead for independent research experience and probability and statistics grounded in machine learning, time series and NLP. If you have built something with LLMs, it belongs near the top of a trading application.

Pay: the same base, a different bonus pool

For US new grads, the official numbers settle a common myth. Citadel's Quantitative Research Analyst university-graduate posting states a base of $235,000 to $300,000 for New York, Miami and Greenwich. Citadel Securities' Software Engineer university-graduate posting, for New York and Miami, states the same $235,000 to $300,000, and so does the joint Quantitative Trader listing for New York. The Miami-only Quantitative Trader posting states no range at all.

The difference lives in the sign-on and the bonus. Quantt's May 2026 salary page models a New York Citadel Securities quant trader at a $200,000 base, a $100,000-$150,000 sign-on or guarantee and a $100,000-$250,000-plus bonus, for $400,000-$600,000 in year one. Its Chicago Citadel quant researcher model is a $175,000 base, a $50,000-$100,000 sign-on and a $50,000-$200,000-plus bonus, for $275,000-$475,000. Note that both of Quantt's base figures sit below the $235,000 floor in the current postings for New York, Miami and Greenwich, which don't list Chicago. Use third-party models for the shape of the bonus, and trust the posting for the base.

Older offers show how far the base has moved. In a December 2021 Blind thread, a new-grad engineer weighed a Citadel Securities New York offer of $175,000 base, $100,000 sign-on and $100,000 bonus against Two Sigma. In a January 2022 thread, another new grad compared a Citadel Securities package of $150,000 base, $125,000 sign-on and a $150,000 bonus with Google. Today's posted floor is higher than either base.

Now look at what funds the bonus. Hedgeweek, citing Bloomberg, reported on 28 August 2026 that Citadel Securities made a record $7.3bn of trading revenue and $3.3bn of net income in the second quarter, with revenue more than tripling year on year. The fund side had a good but ordinary year by comparison: Hedgeweek reported on 4 September 2026 that Citadel gained 0.1% in August, taking 2026 to 12.1%. A market maker's revenue rises with volume and volatility; a fund's pool rises with returns on capital. In 2026 the first has run hotter.

Culture and the intern pipeline

Both firms draw from one intern pipeline. Fortune reported on 11 June 2026 that more than 115,900 people applied for internships across Citadel and Citadel Securities, about 350 were hired from 90 colleges, and the acceptance rate was 0.36%, with applications up 6.4% on 2025. Pay was $4,300-$5,800 a week for 11 weeks, plus a $15,000 housing stipend or corporate housing. Citadel Securities republished Business Insider's coverage of the same class on 18 June 2026. Fortune quotes its recruiting lead, Fabian Figi, describing an "almost insatiable appetite" for talent.

On culture, the best first-person account is old but specific. In that January 2022 Blind thread, the poster had interned at Citadel Securities and not enjoyed it, and one reply described full-time life as the internship turned up to its highest setting. Others argued that a year or two at the higher number and then a move was reasonable. Take it as one intern's experience from four years ago, not a rating. If you have interned at either firm, your own summer is better evidence than any forum.

The structural difference is easier to state. At the fund, pod and strategy performance drives the pool, so it is worth asking in the final round how your team's compensation is funded. At the market maker, the firm-wide trading result drives it, and that result is currently a record.

Which should you choose?

  • You like building models that predict prices over days or weeks. Citadel. The work is alpha research, and the published first round explicitly tests research ability.
  • You like fast, adversarial decisions and can quote a market under pressure. Citadel Securities' trading track. Practise the market-making game until updating your quotes is a reflex.
  • You are a systems or C++ engineer. Citadel Securities. Its horizon runs down to microseconds, which is where low-latency engineering matters most.
  • You care most about year-one cash. Citadel Securities, on Quantt's models and on 2026 revenue, though the base is the same on paper.
  • You are an international student on OPT. Both post the same New York base range and the same four-to-five-week timeline, so plan around your deadline rather than the brand. Tell the recruiter about any competing offer early; both pages say they will try to speed things up.
  • You cannot decide. Apply to the role that best matches your record and say so in the first call. Citadel Securities' FAQ says it prefers one role at a time but will pass your resume to other teams that fit.

Prepare for both

Sources

§ 01FAQ

Frequently asked questions

Are Citadel and Citadel Securities the same company?
No. Citadel is a multistrategy hedge fund founded in 1990 and Citadel Securities is a market maker founded in 2002; Wikipedia describes them as legally distinct businesses under common ownership by Ken Griffin. Both firms' own campus quantitative research pages say that interviewing means talking with two firms at once, so the recruiting front door is shared even though the jobs are not.
Does Citadel Securities pay more than Citadel for new grads?
Not on base. Citadel's Quantitative Research Analyst university-graduate posting and Citadel Securities' Software Engineer university-graduate posting both state a $235,000-$300,000 base, and a joint Quantitative Trader university-graduate listing for New York states the same range. The gap is in sign-on and bonus: Quantt's May 2026 model puts a Citadel Securities New York quant trader at $400,000-$600,000 in year one against $275,000-$475,000 for a Chicago Citadel quant researcher.
Is the Citadel Securities interview different from the Citadel interview?
The published template is the same. Both firms' campus quantitative research pages describe four steps over about four to five weeks: a 45-to-60-minute CoderPad video round, an onsite of three to five 60-minute interviews, a final review by hiring managers, then an offer. The content differs by desk: techinterview's July 2026 guide describes a market-making game on the Citadel Securities trading track, where the interviewer trades against your quotes.
Can I apply to both Citadel and Citadel Securities?
Yes, but not to everything at once. Citadel Securities' candidate FAQ says it prefers to interview for one role at a time, and will share your resume with other teams if it sees a good match. Pick the role that fits your record, and let recruiting route you rather than filing six applications.
How hard is it to get a Citadel internship in 2026?
Fortune reported on 11 June 2026 that more than 115,900 people applied for internships across Citadel and Citadel Securities, and about 350 were hired, a 0.36% rate, with applications up 6.4% on 2025. The same report puts intern pay at $4,300-$5,800 a week for 11 weeks, plus a $15,000 housing stipend or corporate housing.
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