Alex Monahan's OddsJam Story: How a Stanford Engineer Bootstrapped a $160M Exit With No Investors

Vinod Pandey
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Startup Stories Bootstrapped $160M Exit Sports Betting Founder Story
Alex Monahan, founder of OddsJam, who bootstrapped a sports betting data platform from $25,000 personal investment to a $160 million exit
$160M
Exit Price
$25K
Personal Investment
$0
VC Funding Raised
1
Founder

A close friend recently hit a breaking point with his 9-to-5 and wanted to start a startup. The advice he needed wasn't hype — it was the messy, real stuff: how do you pick a problem, get your first users, hire without burning cash, and decide when to sell? Alex Monahan's story answers all of it.

What makes this one different is the sequence. Healthcare dreams → quant trading → sports betting obsession → $25K personal investment → content-driven growth → $160 million exit to Gambling.com Group. No venture capital. No co-founder. No fancy fundraising round. Just a tight feedback loop with customers and a willingness to look a little awkward on camera.

Here's the full story — from a Stanford medical company internship that felt wrong, to a quant trading desk that felt right, to an exit that most funded startups never reach. And with the acquisition now fully complete as of January 1, 2025, there's a post-sale chapter worth understanding too.

From Healthcare Dreams to a Love of Probability

Before sports betting tools and content flywheels, the story starts somewhere predictable: a high school student with cancer in the family and a plan to go into medicine. The dream was to help people, to do something that mattered. College brought a part-time role at a Stanford medical company in business development — conferences, industry conversations, a close-up look at how healthcare actually operates.

What he noticed bothered him. A meaningful number of people in the room were fixated on margins and deals, not patients. Not all of them — but enough. The idealized version of the field didn't match the floor he was standing on.

Meanwhile, poker and blackjack kept pulling harder than any keynote or conference badge. Casino trips with friends weren't entertainment — they were puzzles. Game theory, patterns, discipline. That constant question: is there a long-term edge here if you approach it seriously?

The Job That Changed Everything: Quant Trading

A friend suggested applying to Susquehanna, a quantitative trading firm, for a reason that turned out to be more revealing than funny: "You get to play poker at work." That wasn't a joke. Poker is part of their training because it teaches what traders actually need — decision-making under pressure, bet sizing, knowing when to fold.

He joined, loved it, and learned fast. The culture was packed with math-oriented people who didn't pretend the job was something it wasn't. Trading index derivatives — including options on ETFs like the JETS airlines ETF — felt like structured risk-taking all day. The internal shift was blunt: he was a gambler at the core, and that wasn't going to change.

Sports Betting Legalization Created a Rare Window

In 2018, the U.S. Supreme Court's Murphy v. NCAA decision opened the door for states to legalize sports betting — which is why the map still looks uneven today. He was working in Pennsylvania, which moved early. When a market arrives fast, with dozens of new sportsbooks racing each other to grab users, strange things happen to the odds.

And if you're the kind of person trained to spot mispricings for a living, those strange things feel like a siren. By 2026, sports betting is now legal in 38 states plus Washington D.C. — up from just a handful of states when Alex first spotted the opportunity. That expansion has only enlarged the addressable market OddsJam was built for.

Sports betting analyst studying real-time odds data across multiple sportsbooks the way Alex Monahan did before building OddsJam

Testing Sportsbooks and Finding Inefficiencies

He signed up for FanDuel, DraftKings, and essentially every sportsbook that launched in Pennsylvania. In one month, around 20 books went live in the state — and he joined them all. The market was fragmented and new. Lots of odds. Lots of human error. Lots of lag when news hit.

He hunted for mispricings: a player injury that one book hadn't adjusted to yet, a line wildly different from the market, sometimes pure arbitrage where bets across books locked in profit regardless of outcome. His days became a double shift — financial markets from 9 to 4, then straight into sports betting research after hours.

When COVID hit, it intensified. No social outlets, no commute. All free time went into studying the industry. He started feeling genuinely down during market hours because he couldn't get to the betting research. That's not a hobby feeling. That's a "this might be my thing" feeling.

The Idea: A Bloomberg Terminal for Sports Betting

Two gaps were obvious once he looked. First, sports betting content was noise. Mostly vibes and upsells: "Team X will win, buy my picks." No data, no math, no clear reasoning behind anything. Second, the data experience didn't exist. Comparing odds across books or finding player prop discrepancies meant doing it manually, tab by tab. A serious bettor's time was being wasted on spreadsheet work that software should handle.

The product concept: aggregate sportsbook data, display it clearly, and teach bettors how to actually use it. The mental model was a Bloomberg terminal — but for betting markets. What made this credible wasn't the idea itself (plenty of people had noticed messy odds data). It was the founder. Alex had spent years doing exactly this manually as a quant trader. He wasn't guessing at what bettors needed. He was already one of them.

"If you can't picture working on the problem for years, don't start the company. You'll run out of energy before you run out of work."

His passion test was practical: can I see myself doing this for 5 years? 10? If the answer is no, don't pretend discipline will save you. It won't. Startups demand years of heavy workload, not a busy week here and there. The topic either keeps you going or it drains you.

Quitting the Job and Building OddsJam Without Outside Funding

Eventually, he quit. No kids, no marriage, a clear fallback of getting another job if things fell apart. He put around $20,000 to $25,000 into getting started. No venture capital. No fundraising story. Just a focused attempt to build something useful and sell it to customers who actually needed it.

That choice shaped everything downstream. When you're spending your own money, costs look different. Every hire matters. Every tool matters. Every marketing dollar has to come back as revenue, or it's a leak. Bootstrapping isn't a romantic choice — it's a discipline system you can't escape.

The initial product pulled in sportsbook data feeds and presented the information in a way bettors could actually use. Early growth was slow: $5,000 a month, then $10,000, then $20,000. Progress, but not a breakout. That weird middle stage where the product exists, people pay, but it doesn't feel like it's "working" yet.

Content Became the Growth Engine — And It Was Basically Free

One customer call changed everything. A power user in Florida — a state with no legal sportsbooks at the time — reached out with feedback. He'd sold a company to NBC, so he had sharp business instincts despite not being able to use the product himself. His advice was direct: make content. Teach people how to use the tool. Put your face behind it. If you won't stand behind it publicly, why should anyone else trust it?

Alex didn't start as a creator. No social presence, no comfort on camera. The first video took two weeks to record five minutes — tons of takes, real anxiety about looking stupid. He posted it, panicked, and went to sleep.

Alex Monahan recording his first YouTube video about sports betting strategy which became the content engine that drove OddsJam growth

And then it started working. Views turned directly into users, and users turned into paying customers. That pipeline is the beauty of niche content: you're not paying per click. You're paying with time and discomfort. If a video hits, distribution doesn't charge you more for the success.

He doubled down hard — sometimes one to three videos per day. A simple, repeatable format: here are today's bets, here's how I found them using the product. His mom edited the first video despite having no editing experience. That small detail captures the energy of the early stage: scrappy, family-in-the-trenches, zero pretense.

Once YouTube proved the channel, he layered on Twitter, TikTok, Twitch, and Instagram. Not everyone consumes content in the same place. Influencer spending happened too, but with strict tracking — promo codes and affiliate links told the truth. If an influencer didn't bring in at least what they cost, the spend didn't repeat.

Hiring From the Customer Inbox

Content success created a new problem: thousands of customer messages per day. Answering everything personally wasn't scaling — it was a trap. Hiring became a growth requirement, not a luxury.

OddsJam team collaborating after growth — most early hires came directly from the customer inbox including first employee Randall a public school teacher

The first hire came from the inbox itself. A power user named Randall kept sending late-night messages — bug reports, edge cases, bet finds, constant detailed energy. Instead of treating it as noise, Alex recognized the signal: this person already understands the product, already cares, and already communicates well. Randall was a public school teacher in Illinois. He was offered more money to move into customer support. The fit worked immediately.

A pattern emerged as the team grew: a meaningful portion of employees came straight from the customer list. People who already loved the product and had the brains to help build it. You don't need to sell them on the mission — they already bought it.

Even after hiring, Alex gave out his personal phone number to customers. Texts came in constantly — questions, bets, confusion points, feature requests. Chaotic, yes. But the feedback loop was real. When new products like PrizePicks and Underdog Fantasy got popular, customers asked for tools there too. The team built them, because the demand was repeated and obvious. A business isn't about what the founder thinks is cool — it's about what customers find valuable enough to pay for.

OddsJam Growth at a Glance

Stage What Happened Key Move
Pre-launch Quit job, $25K personal investment Zero VC, own money only
Early Revenue $5K → $10K → $20K/month Slow but steady paid users
Content Pivot YouTube, then TikTok, Twitter, Twitch 1–3 videos/day, free distribution
First Hire Randall — a power user from inbox Hired from customer base
Expansion PrizePicks, Underdog tools added Customer demand drove roadmap
Exit (Dec 2024) Sold to Gambling.com Group $160M deal, closed Jan 1 2025

Selling for $160 Million — and Why That Choice Made Sense

At a certain point, success brings a new question: keep building, or sell? The business kept scaling month over month — with slower summers, since sports seasons affect betting volume. Inbound acquisition interest arrived. Eventually, OddsJam (through its parent company Odds Holdings) was sold to Gambling.com Group for up to $160 million.

The deal structure matters: an initial payment of $80 million at closing, plus up to an additional $80 million in earnouts tied to Odds Holdings' business performance through the end of 2026. The acquisition closed exactly on schedule — January 1, 2025. This is not a headline number to take at face value. The full $160M is contingent on hitting performance targets through 2026.

OddsJam acquisition by Gambling.com Group for up to $160 million closing January 1 2025 with $80 million paid upfront and $80 million in earnouts

He didn't frame selling as winning and holding as braver. It was more personal than that. Selling reduces downside. It reduces stress. It protects against risks you can't control — like regulatory shifts. He named a specific scary scenario: if gambling gets restricted again at the federal level, the business could take a major hit. That tail risk sits in the background whether you think about it or not.

On the other side: a new boss, less control, giving up future upside. He acknowledged all of it. Still, the trade felt right. And being acquired has its own odd freedom — it's no longer only your responsibility to carry the whole thing.

⚠️ The Regulatory Risk Nobody Talks About: Sports betting is still a legally fragile business in the U.S. State-by-state legalization means a change in federal policy or a few key state reversals could shrink the entire addressable market overnight. Alex factored this into his exit decision — and it's a smart reason any founder in regulated industries should think about timing seriously.

What Happened After the Sale: The 2025–2026 Picture

Most founder exit stories end at the handshake. This one has a post-sale chapter worth understanding — because the deal structure means OddsJam's performance after acquisition directly affects the total payout to shareholders.

The acquisition closed January 1, 2025, as planned. Gambling.com Group (Nasdaq: GAMB) immediately reported the deal as accretive to operating results. In Q1 2025 earnings, CEO Charles Gillespie said the company entered 2025 with marketing at all-time highs and that OddsJam and its sister enterprise brand OpticOdds were "performing strongly as expected" since closing. The platform processes over one million requests per second across nearly 300 sportsbooks — a scale that made it immediately valuable to Gambling.com Group's broader data services business.

In December 2025, Gambling.com Group amended the earnout structure — bringing forward the 2025 earnout payment of $40 million (to be paid by December 31, 2025) and confirming the 2026 earnout of $40 million will be paid by April 1, 2027. Crucially, the amendment also increased the proportion of the 2026 earnout that may be paid in ordinary shares from 50% to 70%. What this tells you: the deal is on track, performance targets are being met, and the acquiring company is managing its cash position by shifting more of the payout to equity. For the original Odds Holdings shareholders, the full $160M appears achievable — but the mix of cash and stock in the final tranche matters.

💡 What the Earnout Structure Really Means: The "$160M exit" headline covers an $80M upfront payment plus up to $80M in earnouts tied to 2025–2026 EBITDA performance. The $40M 2025 earnout was confirmed and paid. The $40M 2026 earnout (due April 2027) requires Odds Holdings' adjusted EBITDA to at least double vs. 2024 levels to achieve full payment. The business is on track — but "bootstrapped to $160M" is technically "bootstrapped to $80M guaranteed, with up to $80M more if targets are hit."

What I Learned From This Startup Story

Here's what most people take from this story: bootstrapper builds product, makes content, sells for $160M. That's the surface reading. Here's what I think they should take from it instead: the $160M didn't happen because Alex made YouTube videos. It happened because he spent years developing genuine expertise in a field, then pointed that expertise at a data gap that nobody else with his background had bothered to address. The content was distribution. The quant trading background was the product. Without the second part, the first part produces just another sports betting channel, not a technology platform that processes a million data requests per second across 300 sportsbooks.

The number that deserves closer attention isn't $160M — it's the earnout structure. The deal was $80M upfront plus up to $80M more tied to 2025–2026 EBITDA performance. Having covered the post-acquisition news through March 2026, the first $40M earnout was confirmed and paid. The second $40M earnout (due April 2027) requires EBITDA to at least double versus 2024 levels — and Gambling.com Group's Q1 2025 results suggest OddsJam is performing strongly. But "bootstrapped to $160M" is a cleaner narrative than the actual structure. The real guaranteed number at signing was $80M. Still extraordinary for a solo founder with a $25K starting investment — but a different story than the headline suggests.

The question the original interview never fully presses: what does the content strategy look like now that Alex is no longer the independent face of the brand? He built growth on his personal credibility — his bets, his face, his voice on YouTube. Gambling.com Group bought a technology platform, and OddsJam's consumer trust lived partly in a person who now operates under an acquirer. That transition risk is real in any content-led acquisition. The Q1 2025 report notes the products are "performing strongly" — but it doesn't tell you how the content channel is performing without the founder at the front of it. That's the open question I'd want answered by the time the 2026 earnout is settled.

The honest verdict: this model is genuinely replicable in structure — but not in timeline. Alex had years of quant trading experience before the $25K went in. The content approach is available to anyone willing to be consistent and uncomfortable on camera. The inbox-as-hiring-pool strategy is one of the most underrated founder tactics I've seen across every service and SaaS story on this blog. But the specific window Alex found — a market legalizing fast, competitors asleep on data tooling, and a founder with precisely the right background — doesn't repeat on demand. What repeats is the pattern: deep expertise plus data gap plus distribution discipline. Find your version of those three things, and the exit number takes care of itself.

The inbox-as-hiring strategy also appeared in the Waterloo Turf story — where the best referral sources came from existing relationships, not paid acquisition.

⚡ Key Takeaways

Obsession before product: Alex spent years in quant trading and sports betting before building anything. The product came from deep expertise, not a trend he spotted.
Content is distribution: The first video took two weeks and panic. It worked. Teaching how to use your product on camera is free advertising that compounds over time.
Hire from the inbox: Power users who email at 2 a.m. with detailed feedback are already doing the job. Offer them money to do it officially.
Bootstrapping is a discipline system: Spending your own money forces decisions that outside capital lets you defer. That pressure is an asset, not just a constraint.
Tail risk shapes exit timing: Regulatory risk in sports betting is real and binary. Knowing your downside scenario is as important as knowing your upside.
Understand deal structure before celebrating: The $160M was $80M guaranteed plus $80M in earnouts. The 2025 tranche was paid. The 2026 tranche requires EBITDA to double vs 2024. Read the structure, not the headline.

⚠️ Disclaimer & Disclosure

Educational Purpose Only: This article is a Business Case Study intended for educational and inspirational purposes only. It analyzes the entrepreneurial journey, growth strategies, and market positioning of Alex Monahan and OddsJam.

No Financial Advice: The content provided on The Startup Storys does not constitute financial, investment, or legal advice. Sports betting and arbitrage involve significant financial risk. We do not encourage or promote gambling.

Third-Party Links: This post may contain mentions of third-party tools. We are not responsible for the services provided by these external platforms. Readers are advised to perform their own due diligence and act in accordance with their local laws and regulations.

Frequently Asked Questions

What is OddsJam and what did it do?
OddsJam was a sports betting data platform that aggregated real-time odds from multiple sportsbooks, helping bettors find value bets, arbitrage opportunities, and player prop discrepancies. It functioned like a Bloomberg terminal for the sports betting market. The platform processed over one million requests per second across nearly 300 sportsbooks at the time of acquisition. After the January 2025 sale to Gambling.com Group, OddsJam continues to operate as the flagship consumer brand under the Odds Holdings umbrella.
How much did Alex Monahan invest to start OddsJam?
Alex invested approximately $20,000 to $25,000 of his own money to start OddsJam. He raised zero venture capital — the entire business was bootstrapped from personal savings. The return on that personal investment, relative to even the guaranteed $80M upfront payment, is effectively uncalculable.
Who bought OddsJam and for how much — and what happened after?
OddsJam (through its parent company Odds Holdings) was acquired by Gambling.com Group (Nasdaq: GAMB) in a deal valued at up to $160 million — $80M upfront plus up to $80M in earnouts tied to 2025–2026 performance. The deal closed January 1, 2025. In December 2025, Gambling.com Group confirmed the $40M 2025 earnout was being paid and amended the terms for the $40M 2026 earnout (due April 2027), with up to 70% payable in shares. The platform has been described as performing strongly post-acquisition.
What was Alex Monahan's background before OddsJam?
Alex studied at Stanford with initial plans for healthcare, then pivoted to quantitative trading at Susquehanna Financial Group, where he traded index derivatives including ETF options. His background in probability, risk management, and spotting market inefficiencies directly shaped OddsJam's product concept — he was essentially solving a problem he had been living inside for years before building the tool.
How did OddsJam grow without paid advertising?
The primary growth engine was content — YouTube videos showing real bets and product workflows, later expanded to TikTok, Twitter, Twitch, and Instagram. Alex sometimes posted one to three videos per day. The first video took two weeks to record five minutes of footage. Distribution was essentially free, funded by time rather than budget. Influencer partnerships were tracked strictly via promo codes — if an influencer didn't pay for themselves in new customers, the spend stopped.
Why did Alex Monahan decide to sell instead of keep building?
Several factors: reducing personal financial risk, managing regulatory tail risk (sports betting legality remains state-by-state and could shift at the federal level), and the practical reality that selling removes the pressure of carrying the entire business alone. He acknowledged giving up future upside but considered the trade worth it. The earnout structure also means he retained meaningful upside tied to post-sale performance — it wasn't a clean walk-away.

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