Winslow Capital Management portfolio
Concentrated managerInvestment firmPortfolio as of Jun 30, 2026 (Q2 2026) · filed with the SEC on Aug 13, 2026 · data updated on Nov 5, 2026 · Q2 2026 13F (filing) ↗ · all its 13F filings ↗
A 13F shows the portfolio at quarter-end and is filed up to 45 days later: these are not real-time positions and they may have changed.
Winslow Capital Management reported a $29.1 bn portfolio of 65 companies (66 positions, counting each share class separately) to the SEC as of the end of Q2 2026. Its largest positions are NVDA, GOOG, AVGO. During the quarter it opened Lumentum Holdings and Seagate Technology Holdings and exited Booking Holdings.
Sections with a free account
What changed this quarter
70 positions with a change (13 new, 16 added to, 33 trimmed, 8 sold); also, 1 entered through an IPO. 12 are listed here: those of 0.5 points of the portfolio or more (up to 12).
- Newly listedSpace Exploration TechnologiesSPCX0.8% of the portfolio
It started trading this quarter: it appears in a 13F for the first time. The filing does not say whether the manager already held it before the listing, so it is not counted as a purchase.
- Apple−47%fewer sharesReduced9.2% → 4.9%
- Microsoft−49%fewer sharesReduced6.5% → 2.9%
- Alphabet+2.6 ppof portfolioIncreased7.4% → 10.7%
- Lumentum Holdings+1.8 ppof portfolioNew— → 1.8%
- Seagate Technology Holdings+1.7 ppof portfolioNew— → 1.7%
- Snowflake−99.8%fewer sharesReduced1.9% → under 0.1%
- Intuitive Surgical−99%fewer sharesReduced2.1% → under 0.1%
- Netflix−99.8%fewer sharesReduced2.4% → under 0.1%
- Johnson Controls International+1.5 ppof portfolioNew— → 1.5%
- Caterpillar+1.3 ppof portfolioNew— → 1.3%
- Affirm Holdings+1.3 ppof portfolioNew— → 1.3%
- Booking Holdings−1.2 ppof portfolioSold out1.3% → —
The figure on the right: for positions added to or trimmed, the change in the number of shares (%); for new and sold ones, the points of the portfolio moved (pp). Below, the portfolio weight before → after. Traded weight: what it bought or sold, excluding price effects.
Top holdings
- NVIDIANVDA10.7%
- AlphabetGOOG · GOOGL10.7%
- BroadcomAVGO6.0%
- AppleAAPL4.9%
- Amazon.comAMZN3.5%
- MicrosoftMSFT2.9%
- Advanced Micro DevicesAMD2.9%
- Eli LillyLLY2.9%
- Meta PlatformsMETA2.6%
- Hilton Worldwide HoldingsHLT2.5%
- ASML HoldingASML2.4%
- Micron TechnologyMU2.2%
- GE AerospaceGE2.2%
- Arista NetworksANET2.0%
- Lumentum HoldingsLITE1.8%
“Since”: first quarter of the current run, unbroken until today. In the details, prices are the quarter-end prices of the quarters in which it added shares, per the 13F. The manager may have bought at any price within each quarter; the SEC only publishes the value at quarter end.
Portfolio by sector
- ● Information Technology 49%
- ● Industrials 16%
- ● Communication Services 13%
- ● Consumer Discretionary 9%
- ● Financials 6%
- ● Health Care 5%
- ● Materials 1%
How its portfolio changed (8 quarters)
Q2 2026: 66
Q2 2026: 50%
Q2 2026: 23.1%
Traded turnover: the weight it bought plus the weight it sold in the quarter, divided by two, excluding price moves. The plain “turnover” in the header does include that effect. With a free account: the full history and sectors over time.
Stakes above 5% (13D/13G)
Companies where this filer reported holding 5% or more of the shares. It is the figure from its latest filing on each one; history since December 2024.
How we classify it
Investment firm, per its Form ADV of Mar 20, 2026 (high confidence).
The data, as reported: WINSLOW CAPITAL MANAGEMENT LLC (CRD 106940): Manages registered funds; 5.D assets by client type: registered funds 58%, pooled vehicles 30% (of $28.7 bn)
The type comes from a rule applied to that data. If it looks wrong, tell us.
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