--- title: "UBS AM Q4 2025: $472B Giant Pushes NVDA to 8.13% — Highest Among Top-20 Global Filers" type: research slug: ubs-am-q4-2025-472b-nvda-concentration-real-estate-rotation canonical_url: https://13finsight.com/research/ubs-am-q4-2025-472b-nvda-concentration-real-estate-rotation published_at: 2026-03-30T18:17:21.330Z updated_at: 2026-03-30T18:17:24.286Z author: Marcus Chen author_title: Senior Market Analyst author_url: https://13finsight.com/authors/marcus-chen word_count: 959 locale: en source: 13F Insight --- # UBS AM Q4 2025: $472B Giant Pushes NVDA to 8.13% — Highest Among Top-20 Global Filers > UBS Asset Management's $472.97B portfolio reveals aggressive mega-cap tech concentration with NVDA at 8.13% weight, a $2.2B real estate exit from PLD and EQIX, and a staggering +1,064% increase in Netflix shares. When the world's 14th-largest institutional investor pushes a single stock to 8.13% of a $472 billion portfolio, it's not a passive drift — it's a statement. UBS Asset Management's Q4 2025 13F filing reveals the highest NVIDIA concentration among top-20 global filers, a deliberate $2.2 billion real estate liquidation, and a +1,064% Netflix share surge that was the most extreme add among all top-50 filers this quarter. TL;DR AUM: $472.97B across 18,619 positions (WhaleScore: 67.75) NVDA at 8.13%: The highest weight among top-20 global filers — combined top-3 (NVDA+MSFT+AAPL) = 20.98% Real estate exit: Fully liquidated Prologis ($1.28B) and Equinix ($929M) — a $2.2B sector rotation NFLX +1,064%: The most extreme position add among all top-50 filers this quarter AUM volatility: Swung from $494B to $460B to $472B in three quarters — unusual for a manager this size Filing Snapshot — Q4 2025 MetricValue FilerUBS AM (UBS Asset Management Americas) CIK0000861177 QuarterQ4 2025 Reported AUM$472.97B Holdings Value$449.47B Positions18,619 WhaleScore67.75 QoQ Change+2.3% (from $439.20B) The NVDA Concentration Play: 8.13% and Climbing NVIDIA sits at the apex of UBS AM's portfolio at $36.53B and 8.13% weight — a position that stands out not just within this portfolio, but across the entire institutional landscape. Among the top-20 global filers by AUM, no other manager allocates this much of their portfolio to a single semiconductor name. What makes this concentration particularly striking is UBS AM's size and mandate. At $472.97B, this is a diversified institutional manager, not a concentrated hedge fund. Yet their top-3 holdings — NVDA (8.13%), MSFT (6.47%), and AAPL (6.38%) — command 20.98% of the portfolio. For context, that's nearly $94.3B in just three stocks. The conviction is underscored by the fact that UBS AM held NVDA shares roughly flat quarter-over-quarter at 195.88 million shares. They didn't add aggressively at current prices, but they didn't trim either — even as the position grew to become their single largest bet. This is passive conviction: letting a winner run without rebalancing. $2.2 Billion Real Estate Exit: PLD and EQIX Liquidated While the mega-cap tech concentration grabs headlines, the real estate exits tell an equally important story. UBS AM fully liquidated two of the most widely held REITs among institutional investors: Prologis (PLD): ~$1.28B position — eliminated entirely Equinix (EQIX): ~$929M position — eliminated entirely That's $2.2 billion in real estate exposure removed in a single quarter. This isn't position trimming — it's a deliberate sector rotation. Prologis is the world's largest industrial REIT, and Equinix is the dominant data center REIT. Exiting both simultaneously suggests a macro view on commercial real estate or a fundamental reassessment of REIT valuations relative to direct tech exposure. The irony is notable: UBS AM exited Equinix (data centers) while maintaining heavy exposure to the AI infrastructure companies (NVDA, AVGO) that are the primary tenants driving data center demand. This suggests they prefer direct semiconductor exposure over the real estate layer of the AI supply chain. Netflix +1,064%: The Biggest Add Among Top-50 Filers The most dramatic single-position move in UBS AM's Q4 2025 filing is Netflix (NFLX), where shares surged by +1,064%. This isn't a marginal increase — it's a complete portfolio repositioning on the name, and it ranks as the largest percentage add among all top-50 filers this quarter. Alongside Netflix, ServiceNow (NOW) saw a +417% share increase, indicating UBS AM is building conviction in recurring-revenue software platforms beyond the traditional Magnificent 7 names. On the sell side, the cuts were equally decisive: Union Pacific (UNP): -57% share reduction Workday (WDAY): -44% share reduction The pattern is clear: UBS AM is rotating out of industrial transport and enterprise HR software into streaming and enterprise automation — a bet on consumer engagement and AI-driven workflows. AUM Volatility: $494B to $460B to $472B For a $472 billion manager, UBS AM's recent AUM trajectory has been unusually volatile. Over the past three quarters: Q2 2025: $494.01B (all-time peak) Q3 2025: $460.52B (-6.8%) Q4 2025: $472.97B (+2.7%) That's a $33.5B drawdown followed by a $12.5B recovery — the portfolio remains $21B below its peak. For a diversified manager of this scale, swings of this magnitude typically signal a combination of market volatility and active position management rather than pure beta exposure. Looking at the broader trend, UBS AM's AUM has grown from $281.29B in Q1 2024 to $472.97B today — a 68% increase in eight quarters. But the path has been anything but smooth, with the Q1 2025 drawdown (-8.9%) and Q3 2025 pullback (-6.8%) punctuating the uptrend. What This Means for Investors UBS AM's Q4 2025 positioning sends several signals worth watching: AI conviction remains intact: The 8.13% NVDA allocation — held flat rather than trimmed — shows continued institutional belief in AI infrastructure spending. The top-3 tech concentration at 20.98% is unusually aggressive for a diversified manager. REIT repricing may accelerate: When a $472B manager exits $2.2B of real estate in a single quarter, it validates broader concerns about commercial real estate valuations. Watch for follow-on selling from other large allocators. Streaming and SaaS are the new growth rotation: The NFLX +1,064% and NOW +417% adds signal UBS AM sees undervalued growth in consumer engagement and enterprise automation platforms. AUM volatility demands monitoring: A $34B three-quarter swing is worth tracking. If Q1 2026 brings another drawdown, the pattern suggests structural allocation shifts rather than temporary market noise. Frequently Asked Questions Explore More UBS AM Full 13F Holdings — Browse all 18,619 positions and historical filings NVIDIA (NVDA) Institutional Holders — See which other major filers hold NVDA Netflix (NFLX) Institutional Holders — Track the institutional flows behind the +1,064% surge Prologis (PLD) Institutional Holders — Monitor whether other large filers are following UBS AM's real estate exit More Research — Latest institutional portfolio analysis from 13F Insight ## FAQ ### How large is UBS Asset Management's portfolio as of Q4 2025? UBS Asset Management reported $472.97B in total 13F assets under management for Q4 2025, with $449.47B in holdings value across 18,619 positions. This represents a +2.3% quarter-over-quarter increase from $439.20B. ### Why is UBS AM's NVDA position notable among institutional investors? UBS AM holds $36.53B in NVIDIA at 8.13% portfolio weight, making it the highest NVDA concentration among the top-20 global filers by AUM. Combined with Microsoft (6.47%) and Apple (6.38%), their top-3 holdings represent 20.98% of the portfolio — an unusually aggressive mega-cap tech bet for a diversified manager. ### What real estate positions did UBS AM exit in Q4 2025? UBS AM fully exited two major real estate investment trusts: Prologis (PLD) valued at approximately $1.28B and Equinix (EQIX) valued at approximately $929M — a combined $2.2B in real estate liquidation, signaling a deliberate sector rotation away from REITs. ### What were UBS AM's largest position changes in Q4 2025? The most dramatic moves were Netflix (NFLX) with a +1,064% share increase — the largest add among top-50 filers this quarter — and ServiceNow (NOW) at +417%. On the sell side, Union Pacific (UNP) was cut by 57% and Workday (WDAY) by 44%. ### Has UBS AM's AUM been volatile recently? Yes. Over the past three quarters, UBS AM's AUM has swung significantly: from $494.01B in Q2 2025, down to $460.52B in Q3 2025 (-6.8%), then partially recovering to $472.97B in Q4 2025 (+2.7%). Looking further back, AUM grew from $281.29B in Q1 2024 to its current level — a 68% increase over eight quarters. --- Source: 13F Insight — https://13finsight.com/research/ubs-am-q4-2025-472b-nvda-concentration-real-estate-rotation Author: Marcus Chen — https://13finsight.com/authors/marcus-chen Last updated: 2026-03-30T18:17:24.286Z