# Cathie Wood’s Ark Invest buys 78,756 shares of Cerebras > Source: > Published: 2026-08-20 00:27:04+00:00 Via lobehub.com # Cathie Wood’s Ark Invest buys 78,756 shares of Cerebras The purchase deepens Ark's growing bet on the AI chipmaker that has positioned itself as a serious alternative to Nvidia's GPU dominance. Ark Invest, the innovation-focused fund run by Cathie Wood, scooped up 78,756 shares of Cerebras Systems, adding to what has become one of the firm’s most aggressive position-building campaigns of the year. The buy marks yet another accumulation in a string of purchases that started shortly after Cerebras went public. Ark has been steadily loading up on CBRS since the company’s Nasdaq debut. ## Ark’s Cerebras appetite in context This latest purchase isn’t happening in a vacuum. Ark has been building its Cerebras position methodically since the company’s IPO on May 13, 2026, when shares were priced at $185. That IPO price turned out to be a launchpad. Cerebras closed its first day of trading at $311.07, a roughly 68% pop that signaled just how hungry the market was for a credible Nvidia alternative in the AI chip space. Ark’s buying spree has been consistent. The fund picked up 124,905 shares in mid-to-late May, followed by another 111,989 shares on June 25. Then on August 13, Ark made its largest single purchase: 106,941 shares at $231.01 per share, a transaction worth approximately $28 million. To fund these acquisitions, Ark has been trimming positions elsewhere. The fund reduced holdings in names like Palantir and Shopify, essentially reallocating capital into what it views as a higher-growth opportunity in AI hardware. ## Why Cerebras matters in the AI chip race Cerebras Systems isn’t just another semiconductor startup hoping to catch a wave. The company’s core technology, its Wafer Scale Engine, takes a fundamentally different approach to chip design than what Nvidia offers. Most chips are cut from a silicon wafer into individual pieces. Cerebras uses the entire wafer as a single chip. The result is a processor with dramatically more compute power for training large AI models. That architectural bet appears to be paying off commercially. Cerebras reported Q2 core revenue of $209.9 million, representing a 103% year-over-year increase. The company also raised its full-year guidance, suggesting the revenue trajectory isn’t just a one-quarter anomaly. CEO Andrew Feldman has made the rounds discussing the technology, including appearances on Ark’s own podcasts. Ark’s Big Ideas 2026 report singled out AI infrastructure as a critical investment theme, and Cerebras sits squarely at the center of that conviction. ## The bull case and the risks Revenue doubling year-over-year at Cerebras is the kind of growth rate that gets innovation-focused investors like Wood to overlook near-term blemishes. Cerebras faces margin constraints as it scales production, a common challenge for hardware companies ramping up manufacturing of novel chip architectures. The stock’s trajectory since IPO also tells an interesting story about valuation risk. Shares surged to $311.07 on debut day but have pulled back since then. Ark’s August 13 purchase at $231.01 per share was roughly 26% below that opening-day close, suggesting Wood is comfortable buying into volatility rather than chasing momentum. **Disclosure:** This article was edited by Editorial Team. For more information on how we create and review content, see our [Editorial Policy](https://cryptobriefing.com/editorial-policy/).