Is BigCommerce Quietly Being Shopped to Private Equity Buyers?

Whispers have been circulating in Shopify-adjacent agency circles for weeks, but now multiple sources are giving the rumors enough weight to warrant a closer look: BigCommerce, the Austin-based publicly traded ecommerce platform, is reportedly in early-stage conversations with private equity buyers, according to three people familiar with the matter who requested anonymity because the discussions are not public.

The alleged conversations — described by one source as “exploratory, not term-sheet level” — are said to involve at least two mid-market PE firms with existing SaaS portfolios. None of the parties have confirmed any discussions, and BigCommerce declined to comment for this story. But the chatter has reached enough agency partners and platform migration consultants that several have quietly begun contingency planning for their clients.

What’s Driving the Rumored Sale Pressure on BigCommerce?

BigCommerce’s stock has traded well below its 2021 peak for the better part of three years, and its Q1 2026 earnings — while showing modest ARR growth of roughly 8% year-over-year — failed to impress analysts who had hoped aggressive product investment in its B2B and headless commerce segments would accelerate enterprise wins. Sources close to the matter say that board-level frustration over the stock’s stagnation has intensified conversations about strategic alternatives.

“There’s only so long a public SaaS company can trade at these multiples before someone starts asking whether staying public is actually the right structure,” said one agency principal who works with multiple BigCommerce enterprise accounts and has spoken with a company contact about the situation. “BigCommerce has genuinely good bones — their B2B catalog, their multi-storefront architecture — but none of it is getting priced in.”

“The platform is undervalued as a public company. A PE take-private could give them the runway to actually compete with Shopify Plus at the $1M+ GMV tier without quarterly earnings pressure strangling every product decision.” — Senior partner at a Shopify and BigCommerce migration agency, speaking on background

💡 Article Summary

Key Insights

1

What’s Driving the Rumored Sale Pressure on BigCommerce?

2

Which PE Firms Are Allegedly Circling BigCommerce?

3

What Would a PE Takeover Mean for BigCommerce Merchants?

4

Is BigCommerce’s Catalyst Headless Initiative at Risk?

5

How Are Shopify and Its Agency Ecosystem Responding to the Rumors?

Source: Ecommerce Times

BigCommerce CEO Brent Bellm, who has led the company since 2015, has publicly emphasized the platform’s differentiated positioning around open SaaS and composable commerce. But unconfirmed reports suggest internal tension has grown between teams pushing aggressive product velocity and a finance function constrained by public market scrutiny. Bellm did not respond to a request for comment.

Which PE Firms Are Allegedly Circling BigCommerce?

Sources declined to name the firms specifically, citing the sensitivity of the discussions. However, two contacts independently described one interested party as a firm “with a meaningful existing stake in at least one other ecommerce SaaS asset,” suggesting a potential platform-roll-up strategy rather than a pure financial play.

This would not be unprecedented in the commerce infrastructure space. Vista Equity Partners’ 2021 acquisition of Episerver (rebranded Optimizely) and Thoma Bravo’s continued appetite for martech and commerce tooling have established a clear PE playbook for mid-market SaaS: take private, rationalize costs, bolt on adjacencies, exit in five to seven years via strategic sale or re-IPO.

The reported interest comes at a moment when the broader ecommerce platform market is consolidating rapidly. Salesforce Commerce Cloud has aggressively pitched displaced enterprise Magento users; Adobe Commerce (the rebranded Magento) continues to bleed mid-market accounts downmarket to Shopify Plus; and Shopify itself has made no secret of its ambitions to own the full enterprise stack via its checkout extensibility and B2B native features launched through 2025 and into 2026.

What Would a PE Takeover Mean for BigCommerce Merchants?

The operational implications for the roughly 45,000 merchants on BigCommerce’s platform — and the agencies that serve them — are significant and not entirely positive, according to several platform migration specialists reached for this story.

• App ecosystem freeze: PE-owned platforms historically slow third-party partner investment and API development during cost rationalization phases, which could impact the roughly 800+ apps in BigCommerce’s marketplace.
• Pricing pressure: At least two agency sources said they expect per-seat or GMV-tiered pricing changes within 18 months of any take-private, mirroring what happened to Episerver after its Vista acquisition.
• Support degradation: Merchants on mid-tier plans ($400–$1,200/month range) are reportedly already seeing slower response times from BigCommerce’s technical support team — a pattern sources suggest could worsen under PE ownership focused on EBITDA margin expansion.
• Product roadmap uncertainty: BigCommerce’s composable commerce and Catalyst headless storefront initiative — considered by developers to be genuinely competitive with Shopify’s Hydrogen framework — could be deprioritized if new owners view it as an expensive bet with uncertain near-term revenue.

“If this goes through, the merchants I’d be most concerned about are the ones in the $2M to $10M GMV range who chose BigCommerce specifically because they didn’t want to be on Shopify and didn’t want to pay for a full Salesforce implementation,” said one DTC operator who runs three storefronts on BigCommerce and asked not to be identified. “They’re going to be the first to feel any pricing changes, and they have the least leverage.”

Is BigCommerce’s Catalyst Headless Initiative at Risk?

Perhaps the most consequential casualty of a potential take-private, according to developer-side sources, would be BigCommerce’s Catalyst framework — the Next.js-based composable storefront launched in 2024 that has quietly earned significant respect among headless commerce developers as a credible alternative to Shopify’s Hydrogen/Oxygen stack.

“Catalyst was starting to win real enterprise evaluation cycles. Agencies like Diff and Guidance were building practices around it. If PE buyers decide it’s a speculative investment and dial back the engineering team, that momentum evaporates fast.” — Headless commerce developer and BigCommerce agency partner, speaking on background

Diff Agency and Guidance Solutions — both recognized BigCommerce Elite Partners — did not respond to requests for comment. But a developer at one of those firms, reached informally, confirmed that “there’s definitely anxiety in the partner community right now” and that at least one client had raised the topic of contingency migration planning in a recent QBR.

How Are Shopify and Its Agency Ecosystem Responding to the Rumors?

Predictably, the alleged BigCommerce sale process has created a quiet gold rush dynamic among Shopify Plus-focused migration agencies. Sources at three separate Shopify Plus Partners said they had already begun fielding inbound inquiries from BigCommerce merchants asking for ballpark migration assessments — a dynamic one agency leader described as “the most organic top-of-funnel we’ve seen since the Magento 2 end-of-life cycle.”

Shopify’s own enterprise sales team is reportedly aware of the situation. One source described an internal Slack message circulating at a Shopify partner agency suggesting that Shopify account executives had been briefed to “be sensitive but available” when BigCommerce merchant inquiries came in through partner referral channels. Shopify did not respond to a request for comment on this characterization.

Not everyone sees this as a Shopify windfall, however. Several agency leaders noted that BigCommerce’s B2B-native feature set — particularly its price list functionality, customer group discounts, and purchase order workflows — remains genuinely superior to Shopify’s B2B offering for complex wholesale operations, and that merchants using those features would face painful migration paths regardless of what happens on the ownership side.

What Should BigCommerce Merchants Do Right Now?

Across the conversations for this story, a consistent set of operational recommendations emerged for merchants currently on BigCommerce who are watching the situation:

• Audit your contract terms now: Review your BigCommerce service agreement for price lock provisions, auto-renewal clauses, and data portability rights before any ownership change is announced.
• Export your data regularly: Enable automated product, order, and customer data exports to an independent storage location — services like Rewind or Starfish for BigCommerce provide automated backup at $20–$60/month depending on store size.
• Stress-test your app dependencies: Identify which third-party apps in your stack are BigCommerce-exclusive versus multi-platform (e.g., tools like Searchanise or Shogun that operate across platforms) to understand your migration surface area.
• Request a roadmap briefing from your account manager: Enterprise and mid-market accounts on $500+/month plans should push for a direct conversation with their BigCommerce CSM about the platform’s 12-month product commitments.
• Get a migration estimate, even if you don’t intend to move: Several migration agencies including Velir and Swanky are reportedly offering free preliminary assessments for BigCommerce merchants — knowing your switching cost is useful leverage regardless of whether you act on it.

For now, none of this is confirmed. BigCommerce remains a publicly traded company with a legitimate enterprise product and a partner ecosystem that, despite the anxiety, continues to grow. The alleged PE conversations could be preliminary enough to go nowhere — sources note that “exploratory” discussions in SaaS M&A frequently terminate before any formal process begins.

But the pattern is familiar enough to anyone who has watched the ecommerce platform consolidation of the past five years: when the whispers start at the agency layer, they rarely stay whispers for long.

Ecommerce Times will continue to monitor this situation. Merchants with direct knowledge of these discussions are encouraged to reach out via our secure tip line.