Trillions Want to Find the Next Nvidia? Here’s How to Watch What ‘Big Active’ Is Buying
Sep 24, 2026
David Cohne, a Bloomberg Intelligence analyst covering mutual funds and active managers, and Sharoon Francis, an ETF research specialist, reveal how daily active-ETF disclosures inspired Blue Horseshoe. They explore tracking major stock pickers, spotting concentrated bets before mutual-fund filings, Nvidia’s early rise, and why Okta is drawing institutional attention. Liquidity and market impact add important caveats.
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Active ETFs Reveal Big Managers Daily
- Active ETFs make major managers’ decisions visible daily instead of quarterly or semiannually.
- Their roughly $2 trillion asset base now reveals what firms like Fidelity, Capital Group, and BlackRock are buying.
A Client Question Inspired Blue Horseshoe
- A client’s request for the most-purchased stock sparked Bloomberg’s Blue Horseshoe tool.
- Eric Balchunas connected the idea to Nvidia’s rise from the market’s 387th-largest stock to its largest.
Impact Scores Find Small-Cap Conviction
- Blue Horseshoe uses an impact score measuring ETF purchases against a company’s market capitalization.
- That ratio can expose meaningful buying in small companies before absolute dollar flows become large.