SEC Filing Analysis: CONGRESS ASSET MANAGEMENT CO

Executive Summary

• Trading Significance: Medium
• Key Takeaway: Congress Asset Management Co. filed its quarterly Form 13F-HR, disclosing total holdings of over $15 billion as of September 30, 2025. The portfolio shows a strong concentration in large-cap technology stocks.
• Market Impact: This filing provides transparency into the positioning of a major institutional investor. While the data is over a month old, it can affirm trends and highlight sectors of high conviction for 'smart money'. The large positions in names like NVIDIA, Apple, and Microsoft reinforce bullish institutional sentiment in the tech sector.

Filer Information

Field	Value
Filer Name	CONGRESS ASSET MANAGEMENT CO
CIK	0000897378
Type	Institutional Investment Manager

Filing Details

Field	Value
Form Type	13F-HR (Holdings Report)
Filing Date	2025-10-10
Period of Report	2025-09-30
Accession Number	0000897378-25-000016

Portfolio Summary

Field	Value
Total Market Value	$15,027,574,695
Total Number of Holdings	392

Top 10 Holdings by Market Value

1. NVIDIA Corp. (NVDA): $491,822,055
2. Apple Inc. (AAPL): $360,171,101
3. Microsoft Corp. (MSFT): $340,862,333
4. Alphabet Inc. (GOOGL): $263,541,819
5. Meta Platforms Inc (META): $249,447,418
6. Broadcom Inc (AVGO): $243,396,051
7. Costco Wholesale Corporation (COST): $206,124,684
8. Goldman Sachs Group, Inc. (GS): $207,611,658
9. Visa Inc (V): $197,284,668
10. Eaton Corporation PLC (ETN): $194,486,547

Market Impact Analysis

Sector Concentration

• Direction: Bullish on Information Technology and Consumer Discretionary.
• Reasoning: The top holdings are dominated by mega-cap tech stocks, which constitute a significant portion of the portfolio's value. This indicates a high-conviction bet on the continued growth and market leadership of these companies.

Sentiment Indicator

• Sentiment Indicator: Bullish on Large-Cap Growth.
• Analysis: The portfolio composition is heavily weighted towards established growth companies. This filing is a data point that can be used by other market participants to confirm institutional interest in these names. It does not typically cause immediate, sharp price movements but contributes to the overall market narrative.

Investment Insights

Positive Market Indicators

• High Institutional Conviction: Large, concentrated positions in market leaders suggest strong belief in their long-term prospects.
• Broad Diversification: Despite tech concentration, the portfolio is diversified across 392 holdings, indicating a structured approach to risk management.

Risk Factors

• Lagging Data: The holdings are reported as of September 30, 2025. The firm could have altered these positions in the 40 days between the report date and the filing date.
• Concentration Risk: A significant downturn in the large-cap tech sector would have a disproportionately large negative impact on the portfolio's value.

Key Takeaways

1. Tech Dominance: Congress Asset Management maintains a strong, bullish position on the technology sector.
2. Substantial AUM: With over $15 billion in reported assets, the firm is a significant market player whose holdings are closely watched.
3. Data Utility: This 13F filing is a valuable tool for retail and institutional investors to understand how a large fund is positioned, though it should be viewed as a historical snapshot, not a real-time trading record.

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IMPORTANT DISCLAIMER: This analysis is for informational purposes only and is not intended as investment advice. The information presented is based on publicly available SEC filings and should not be construed as a recommendation to buy, sell, or hold any securities. Past performance does not guarantee future results. All investments carry risk, including the potential loss of principal. Please consult with a qualified financial advisor before making any investment decisions.

Analysis generated on 2025-10-11 | Data source: SEC EDGAR