The fourth quarter saw some significant shifts in investment portfolios, with several firms adjusting their positions in publicly traded companies. Let's take a look at some of the key moves made by these financial players.
Illinois Municipal Retirement Fund Increases Stake in NV5 Global
The Illinois Municipal Retirement Fund made a notable move by increasing its holdings in NV5 Global, Inc. (NASDAQ:NVEE) by a substantial 310.7% during the fourth quarter, according to their recent SEC disclosure. This significant increase involved the acquisition of 22,326 additional shares, bringing their total ownership to 29,511 shares of the business services provider's stock.

New York Life Reduces Zillow Holdings
In contrast to the Illinois Municipal Retirement Fund's move, New York Life Investment Management LLC took a different approach, decreasing its position in Zillow Group, Inc. (NASDAQ:ZG) by 9.5% during the same period. The firm's latest Form 13F filing with the Securities and Exchange Commission revealed that they sold 517 shares, leaving them with 4,917 shares of the technology company's stock and a $348,000 stake.
Oppenheimer Asset Management Boosts Jazz Pharmaceuticals Stake
Meanwhile, Oppenheimer Asset Management Inc. chose to increase its investment in Jazz Pharmaceuticals plc (NASDAQ:JAZZ). HoldingsChannel reported that the fund boosted its position by 24.2% in the fourth quarter, acquiring an additional 1,867 shares. This brought their total holdings in the specialty pharmaceutical company to 9,588 shares.

Nebius Betting on AI Success
Shifting gears from established companies, Nebius (NASDAQ: NBIS) has recently shared its compelling vision for becoming a successful player in the artificial intelligence (AI) market. The company highlighted several reasons for its optimistic outlook, as outlined in a video published on March 1, 2025, referencing stock prices from February 27, 2025.

These diverse investment strategies highlight the dynamic nature of the market. Whether increasing stakes in business services and pharmaceuticals or reducing exposure to technology, firms are constantly evaluating opportunities and adjusting their portfolios accordingly. Nebius, with its focus on AI, represents a more speculative, but potentially high-growth opportunity.
It's important for individual investors to stay informed about these institutional movements and consider how they align with their own investment goals and risk tolerance.