Blackrock Inc Sees Increased Hedge Fund Interest in Recent 13F Filings

Recent analysis of the latest 13F filings for the 03/31/2025 reporting period reveals that Blackrock Inc (Symbol: BLK) was held by 11 hedge funds. When multiple fund managers align their interests, it often signals an opportunity for deeper analysis.

It is essential to note that 13F filings provide only part of the picture. These filings require funds to disclose their long positions to the SEC but not their short positions. A fund may hold a bearish stance on a stock by shorting calls while simultaneously maintaining a long position. As a result, the presence of long positions in 13F filings can mislead observers into thinking a fund is bullish when, in reality, it might have a bearish outlook when considering the complete position.

Despite these limitations, analyzing groups of 13F filings can be insightful, particularly when comparing different reporting periods. Below, we examine changes in Blackrock’s positions among these recent filers:

Out of the reviewed funds, five increased their existing BLK positions between 12/31/2024 and 03/31/2025, whereas four reduced their stakes.

Beyond this specific batch, we aggregated the BLK share count among all funds holding BLK during the 03/31/2025 reporting period, totaling 2,217 funds. We compared this number to the total shares these funds held as of 12/31/2024. Our findings indicated that funds increased their holdings of BLK by 332,069 shares, rising from 4,167,164 to 4,499,233 shares—an increase of approximately 7.97%. The top three funds holding BLK as of 03/31/2025 were:

We will continue to monitor the latest 13F filings and provide updates on significant trends emerging from aggregated data across multiple managers. While individual 13F filings can be partially misleading due to their long-only disclosures, the cumulative positions across groups of funds provide a clearer and more relevant perspective, highlighting potential stock ideas worth exploring, such as Blackrock Inc (Symbol: BLK).

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The views and opinions expressed herein are those of the author and do not necessarily reflect those of Nasdaq, Inc.