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Congress Asset Management Company 13F Portfolio

Portfolio Manager
Congress Asset Management CO
Performance
+1.45% (2026 Q3)
AUM (13F)
$15.43B
# of Holdings
406
Performance Rank
Allocation (Top 20)
32.67%
Latest filing
Q3 2026

Congress Asset Management CO Holdings Map

Top 50 Congress Asset Management CO Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
NVDA
NVIDIA Corp.
3.81%2.57M$587.3M
-2.15%(-56.52K)
2025-Q3: 2.64M shares2025-Q4: 2.54M shares2026-Q1: 2.51M shares2026-Q2: 2.63M shares2026-Q3: 2.57M shares
$29.16(+644.50%)
2026-09-30
AAPL
Apple Inc.
3.44%1.59M$530.9M
-0.97%(-15.57K)
2025-Q3: 1.41M shares2025-Q4: 1.64M shares2026-Q1: 1.63M shares2026-Q2: 1.61M shares2026-Q3: 1.59M shares
$66.81(+413.33%)
2026-09-30
GOOGL
Alphabet Inc.
2.75%1.24M$425.0M
+21.07%(+215.00K)
2025-Q3: 1.08M shares2025-Q4: 1.07M shares2026-Q1: 1.05M shares2026-Q2: 1.02M shares2026-Q3: 1.24M shares
$152.63(+125.50%)
2026-09-30
MSFT
Microsoft Corp.
2.66%801.2K$411.0M
-1.73%(-14.09K)
2025-Q3: 658.1K shares2025-Q4: 643.1K shares2026-Q1: 638.1K shares2026-Q2: 815.3K shares2026-Q3: 801.2K shares
$186.41(+186.20%)
2026-09-30
AVGO
Broadcom Inc
1.87%821.0K$288.3M
+11.20%(+82.71K)
2025-Q3: 737.8K shares2025-Q4: 731.4K shares2026-Q1: 757.7K shares2026-Q2: 738.3K shares2026-Q3: 821.0K shares
$214.13(+56.26%)
2026-09-30
HALO
Halozyme Therapeutics Inc
1.63%2.28M$251.9M
+85.63%(+1.05M)
2025-Q3: 1.44M shares2025-Q4: 1.30M shares2026-Q1: 1.28M shares2026-Q2: 1.23M shares2026-Q3: 2.28M shares
$71.55(+71.21%)
2026-09-30
ANET
Arista Networks Inc
1.38%1.05M$213.7M
-10.81%(-127.14K)
2025-Q3: 1.80M shares2025-Q4: 1.76M shares2026-Q1: 1.73M shares2026-Q2: 1.18M shares2026-Q3: 1.05M shares
$44.64(+309.86%)
2026-09-30
LGND
Ligand Pharmaceuticals Incorporated
1.33%658.6K$205.7M
-0.21%(-1.35K)
2025-Q3: 667.3K shares2025-Q4: 480.1K shares2026-Q1: 504.6K shares2026-Q2: 659.9K shares2026-Q3: 658.6K shares
$127.28(+133.56%)
2026-09-30
META
Meta Platforms Inc
1.32%280.9K$203.7M
-3.87%(-11.31K)
2025-Q3: 339.7K shares2025-Q4: 305.5K shares2026-Q1: 303.9K shares2026-Q2: 292.2K shares2026-Q3: 280.9K shares
$352.10(+100.35%)
2026-09-30
RGEN
Repligen Corporation
1.27%1.02M$196.2M
+0.86%(+8.68K)
2025-Q3: 218.6K shares2025-Q4: 746.3K shares2026-Q1: 797.9K shares2026-Q2: 1.01M shares2026-Q3: 1.02M shares
$143.96(+22.55%)
2026-09-30

About Congress Asset Management COโ€™s portfolio

Congress Asset Management CO reports $15.43B in US-listed equity holdings across 406 positions in its most recent 13F filing. Its largest disclosed positions are NVDA (3.8%), AAPL (3.4%) and GOOGL (2.8%). The top 20 holdings account for 32.67% of reported assets. Its disclosed equity book has returned +56.74% on a three-year cumulative basis. Figures reflect the Q3 2026 filing.

Portfolio concentration

Portfolio concentration
NVDA โ€” 6.7% ($587.26M)AAPL โ€” 6.1% ($530.89M)GOOGL โ€” 4.9% ($425.01M)MSFT โ€” 4.7% ($410.95M)AVGO โ€” 3.3% ($288.33M)HALO โ€” 2.9% ($251.89M)ANET โ€” 2.4% ($213.66M)LGND โ€” 2.4% ($205.71M)META โ€” 2.3% ($203.70M)RGEN โ€” 2.2% ($196.25M)Other โ€” 62.0% ($5.41B)
38%in top 10
  • NVDA6.7%
  • AAPL6.1%
  • GOOGL4.9%
  • MSFT4.7%
  • AVGO3.3%
  • HALO2.9%
  • ANET2.4%
  • LGND2.4%
  • META2.3%
  • RGEN2.2%
  • Other62.0%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Added to
20
HALOHalozyme Therapeutics Inc+85.6%
GOOGLAlphabet Inc.+21.1%
MUMicron Technology Inc.+99.0%
AVGOBroadcom Inc+11.2%
+16 more
Trimmed
30
NVTNVent Electric PLC-36.3%
VVisa Inc-21.3%
GSGoldman Sachs Group, Inc.-22.7%
GEVGE Vernova Inc.-17.8%
+26 more

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Source filings

Holdings on this page are parsed from Congress Asset Management COโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 897378). View Congress Asset Management COโ€™s 13F filings on SEC

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