Congress Asset Management Co.
In its 13F for Q4 2025 (holdings as of December 31, 2025, filed January 9, 2026), Congress Asset Management Co. reported 381 stock positions worth $14.2 billion. Its top holding was Nvidia (NVDA) at 3.3% of the portfolio, followed by Apple (AAPL, 3.1%) and Alphabet Class A (GOOGL, 2.3%). Compared with Q3 2025, it opened 16 new positions, sold out of 27, added to 133 and reduced 209. The biggest buy was a new position in GE Vernova (GEV) and the biggest sale Home Depot (HD, shares −77%).
- Most Recent 13F
- Q2 2026
- Location
- BOSTON, MA
- CIK
- 0000897378
- Portfolio Value
- $14.2B (Q4 2025)
- SEC Filing
- 0000897378-26-000002 ↗ filed Jan 9, 2026
Holdings Value
Holdings 381 stocks · $14.2B
| NVDA Nvidia Corp. | 3.33% | 2,537,072 | $473.2M | Reduce -3.8% |
| AAPL Apple Inc. | 3.14% | 1,643,557 | $446.8M | Add +16.2% |
| GOOGL Alphabet Inc. Class A | 2.35% | 1,066,514 | $333.8M | Reduce -1.6% |
| MSFT Microsoft Corp. | 2.19% | 643,106 | $311.0M | Reduce -2.3% |
| AVGO Broadcom Inc. | 1.78% | 731,350 | $253.1M | Reduce -0.9% |
| ANET Arista Networks Inc. | 1.62% | 1,758,303 | $230.4M | Reduce -2.2% |
| GS Goldman Sachs Group Inc. | 1.59% | 256,315 | $225.3M | Reduce -1.7% |
| AMZN Amazon.com Inc. | 1.47% | 907,302 | $209.4M | Reduce -1.8% |
| META Meta Platforms Inc. Class A | 1.42% | 305,525 | $201.7M | Reduce -10.1% |
| V Visa Inc. Class A | 1.40% | 567,708 | $199.1M | Reduce -1.8% |
| TJX TJX Companies Inc. filed as TJX COS INC NEW | 1.32% | 1,222,988 | $187.9M | Reduce -1.7% |
| COST Costco Wholesale Corp. | 1.32% | 217,475 | $187.5M | Reduce -2.3% |
| ISRG Intuitive Surgical Inc. | 1.25% | 314,531 | $178.1M | Reduce -1.6% |
| HWM Howmet Aerospace Inc. | 1.16% | 806,017 | $165.2M | Reduce -2.4% |
| PH Parker Hannifin Corp. | 1.15% | 186,361 | $163.8M | Reduce -1.8% |
| ETN Eaton Corp. PLC | 1.14% | 508,130 | $161.8M | Reduce -2.2% |
| BSX Boston Scientific Corp. | 1.11% | 1,649,958 | $157.3M | Reduce -2.0% |
| MLM Martin Marietta Materials | 1.05% | 239,634 | $149.2M | Reduce -2.0% |
| CW Curtiss-Wright Corp. | 1.05% | 269,885 | $148.8M | Reduce -10.4% |
| STRL Sterling Infrastructure Inc. | 1.01% | 469,200 | $143.7M | Reduce -7.9% |
| ORLY O'reilly Automotive Inc. | 0.99% | 1,537,113 | $140.2M | Reduce -1.9% |
| WELL Welltower Inc. | 0.98% | 753,330 | $139.8M | Add +28.0% |
| DELL Dell Technologies -C | 0.96% | 1,088,283 | $137.0M | Reduce -1.3% |
| APH Amphenol Corp. Class A | 0.92% | 962,561 | $130.1M | Reduce -0.6% |
| NOW ServiceNow Inc. | 0.91% | 847,477 | $129.8M | Reduce -2.9% |
| RMBS Rambus Inc. | 0.91% | 1,410,615 | $129.6M | Add +4.7% |
| NFLX Netflix Inc. | 0.91% | 1,381,176 | $129.5M | Reduce -1.4% |
| SHOP Shopify Inc. Class A | 0.91% | 802,316 | $129.1M | Reduce -1.9% |
| ECL Ecolab Inc. | 0.89% | 482,232 | $126.6M | Reduce -1.7% |
| GEV GE Vernova Inc. | 0.88% | 191,662 | $125.3M | New |
| SNPS Synopsys Inc. | 0.87% | 261,728 | $122.9M | Reduce -3.1% |
| RGEN Repligen Corp. | 0.86% | 746,306 | $122.3M | Add +241.4% |
| TMO Thermo Fisher Scientific Inc. | 0.85% | 208,978 | $121.1M | Add +39.4% |
| PEN Penumbra Inc. | 0.84% | 382,350 | $118.9M | Reduce -10.9% |
| NVT Nvent Electric PLC | 0.83% | 1,156,999 | $118.0M | Reduce -6.8% |
| UBER Uber Technologies Inc. | 0.83% | 1,436,270 | $117.4M | Add +0.1% |
| TKO Tko Group Holdings Inc. | 0.80% | 546,930 | $114.3M | Add +0.3% |
| DT Dynatrace Inc. | 0.80% | 2,616,102 | $113.4M | Reduce -21.5% |
| IDCC Interdigital Inc. | 0.79% | 351,196 | $111.8M | Reduce -0.5% |
| MCO Moody's Corp. | 0.78% | 217,729 | $111.2M | Reduce -1.9% |
| WMB Williams Cos Inc. | 0.78% | 1,844,968 | $110.9M | Reduce -1.8% |
| BOOT Boot Barn Holdings Inc. | 0.77% | 622,413 | $109.8M | Add +11.1% |
| ALNY Alnylam Pharmaceuticals Inc. | 0.75% | 269,239 | $107.1M | Add +126.6% |
| IDXX Idexx Laboratories Inc. | 0.73% | 153,908 | $104.1M | Add +9894.0% |
| PRIM Primoris Services Corp. | 0.71% | 815,270 | $101.2M | Add +2.4% |
| PANW Palo Alto Networks Inc. | 0.71% | 546,067 | $100.6M | Reduce -2.0% |
| UFPT Ufp Technologies Inc. | 0.69% | 441,122 | $97.9M | Add +32.4% |
| PJT PJT Partners Inc. Class A | 0.69% | 583,926 | $97.6M | Add +9.9% |
| EME Emcor Group Inc. | 0.68% | 158,258 | $96.8M | Reduce -21.5% |
| OLLI Ollie's Bargain Outlet Holdi | 0.68% | 879,320 | $96.4M | Reduce -43.3% |
| NVMI Nova Ltd. | 0.67% | 291,275 | $95.7M | Add +1.8% |
| LGND Ligand Pharmaceuticals | 0.64% | 480,063 | $90.8M | Reduce -28.1% |
| MOG.A Moog Inc. Class A | 0.63% | 366,408 | $89.2M | Add +4.3% |
| HALO Halozyme Therapeutics Inc. | 0.62% | 1,302,180 | $87.6M | Reduce -9.3% |
| RJF Raymond James Financial Inc. | 0.58% | 514,314 | $82.6M | Reduce -19.5% |
| MPWR Monolithic Power Systems Inc. | 0.58% | 90,686 | $82.2M | Reduce -16.2% |
| CVLT Commvault Systems Inc. | 0.57% | 643,509 | $80.7M | Add +7.8% |
| NPO Enpro Inc. | 0.57% | 376,272 | $80.6M | Add +7.3% |
| EAT Brinker International Inc. | 0.57% | 561,025 | $80.5M | New |
| SKY Champion Homes Inc. | 0.56% | 949,549 | $80.2M | Add +2.8% |
| CR Crane Co. | 0.55% | 424,003 | $78.2M | Reduce -17.5% |
| TPR Tapestry Inc. | 0.55% | 610,337 | $78.0M | Reduce -11.2% |
| FIX Comfort Systems USA Inc. | 0.54% | 82,338 | $76.8M | Reduce -14.1% |
| CALX Calix Inc. | 0.54% | 1,447,545 | $76.6M | Reduce -1.1% |
| MOD Modine Manufacturing Co. | 0.53% | 568,853 | $75.9M | Add +7.8% |
| MMSI Merit Medical Systems Inc. | 0.53% | 857,639 | $75.6M | Add +27.4% |
| CARG Cargurus Inc. | 0.53% | 1,958,144 | $75.1M | Add +2.9% |
| AVAV Aerovironment Inc. | 0.53% | 310,174 | $75.0M | Reduce -10.6% |
| PWR Quanta Services Inc. | 0.53% | 177,684 | $75.0M | Reduce -9.4% |
| JBTM JBT Marel Corp. | 0.52% | 493,139 | $74.3M | Add +5.6% |
| ABCB Ameris Bancorp | 0.52% | 996,786 | $74.0M | Add +2.8% |
| TILE Interface Inc. | 0.52% | 2,629,174 | $73.4M | Add +3.3% |
| NOVT Novanta Inc. | 0.51% | 611,978 | $72.8M | Add +3.6% |
| HEI Heico Corp. | 0.51% | 223,297 | $72.3M | Reduce -18.1% |
| CASY Casey's General Stores Inc. | 0.50% | 129,701 | $71.7M | Reduce -19.9% |
| AUB Atlantic Union Bankshares Co. | 0.49% | 1,964,949 | $69.4M | Add +4.7% |
| SXT Sensient Technologies Corp. | 0.49% | 734,573 | $69.0M | Add +2.5% |
| NET Cloudflare Inc. Class A | 0.48% | 343,972 | $67.8M | Reduce -14.4% |
| ACIW Aci Worldwide Inc. | 0.47% | 1,391,125 | $66.5M | Add +4.0% |
| VIK Viking Holdings Ltd. | 0.46% | 920,208 | $65.7M | Reduce -12.1% |
| CSW CSW Industrials Inc. | 0.46% | 221,450 | $65.0M | Add +4.6% |
| PLTR Palantir Technologies Inc. Class A | 0.45% | 362,193 | $64.4M | Add +1.3% |
| IWP iShares Russell Mid-Cap Grow | 0.44% | 458,580 | $62.8M | Add +118.3% |
| P Everpure Inc. Class A filed as PURE STORAGE INC | 0.44% | 927,345 | $62.1M | Reduce -25.9% |
| VCEL Vericel Corp. | 0.42% | 1,664,578 | $59.9M | Add +11.4% |
| FSS Federal Signal Corp. | 0.42% | 551,556 | $59.9M | Add +7.5% |
| CYBR Cyberark Software Ltd./Israel | 0.42% | 133,851 | $59.7M | Reduce -50.9% |
| CRDO Credo Technology Group Holdi | 0.42% | 413,287 | $59.5M | Reduce -0.1% |
| LMAT Lemaitre Vascular Inc. | 0.42% | 732,331 | $59.4M | Add +5.8% |
| KEX Kirby Corp. | 0.41% | 529,902 | $58.4M | New |
| EHC Encompass Health Corp. | 0.41% | 548,170 | $58.2M | Reduce -11.5% |
| BCPC Balchem Corp. | 0.41% | 378,746 | $58.1M | Add +1.8% |
| GWRE Guidewire Software Inc. | 0.41% | 288,327 | $58.0M | Reduce -18.7% |
| TGTX TG Therapeutics Inc. | 0.40% | 1,922,410 | $57.3M | New |
| CXT Crane NXT Co. | 0.40% | 1,216,829 | $57.3M | Add +4.3% |
| YETI Yeti Holdings Inc. filed as YETI HLDGS INC | 0.40% | 1,293,164 | $57.1M | Add +4.8% |
| TSCO Tractor Supply Company | 0.40% | 1,126,558 | $56.3M | Add +4.4% |
| BOX Box Inc. Class A | 0.39% | 1,855,109 | $55.5M | Reduce -4.4% |
| FICO Fair Isaac Corp. | 0.38% | 32,321 | $54.6M | Reduce -9.1% |
| GRMN Garmin Ltd. | 0.35% | 246,662 | $50.0M | Reduce -34.6% |
Portfolio Sells Q3 2025 → Q4 2025
| HD Home Depot Inc. | Reduce -76.6% | 0.22% | −0.83 |
| AJG Arthur J Gallagher & Co. | Reduce -98.4% | 0.01% | −0.81 |
| CTAS Cintas Corp. | Reduce -73.8% | 0.27% | −0.79 |
| MSI Motorola Solutions Inc. | Reduce -92.4% | 0.05% | −0.71 |
| OLLI Ollie's Bargain Outlet Holdi | Reduce -43.3% | 0.68% | −0.65 |
| LRN Stride Inc. | Sold out | 0.00% | −0.46 |
| CYBR Cyberark Software Ltd./Israel | Reduce -50.9% | 0.42% | −0.46 |
| DSGX The Descartes Systems Grp | Sold out | 0.00% | −0.44 |
| VRTX Vertex Pharmaceuticals Inc. | Reduce -99.4% | 0.00% | −0.42 |
| ITGR Integer Holdings Corp. | Sold out | 0.00% | −0.40 |
| BAH Booz Allen Hamilton Holdings | Reduce -98.3% | 0.01% | −0.36 |
| CNS Cohen & Steers Inc. | Reduce -99.1% | 0.00% | −0.28 |
| DT Dynatrace Inc. | Reduce -21.5% | 0.80% | −0.28 |
| GRMN Garmin Ltd. | Reduce -34.6% | 0.35% | −0.27 |
| P Everpure Inc. Class A | Reduce -25.9% | 0.44% | −0.26 |
| META Meta Platforms Inc. Class A | Reduce -10.1% | 1.42% | −0.24 |
| GDDY GoDaddy Inc. Class A | Sold out | 0.00% | −0.22 |
| NFLX Netflix Inc. | Reduce -1.4% | 0.91% | −0.21 |
| AVAV Aerovironment Inc. | Reduce -10.6% | 0.53% | −0.20 |
| EME Emcor Group Inc. | Reduce -21.5% | 0.68% | −0.19 |
| PINS Pinterest Inc. Class A | Reduce -34.7% | 0.24% | −0.19 |
| SM SM Energy Co. | Reduce -91.8% | 0.01% | −0.19 |
| HLI Houlihan Lokey Inc. | Reduce -28.9% | 0.33% | −0.19 |
| FAST Fastenal Co. | Reduce -24.1% | 0.33% | −0.17 |
| DHI D.R. Horton Inc. | Reduce -45.3% | 0.16% | −0.17 |
| POWI Power Integrations Inc. | Sold out | 0.00% | −0.16 |
| NOW ServiceNow Inc. | Reduce -2.9% | 0.91% | −0.16 |
| ETN Eaton Corp. PLC | Reduce -2.2% | 1.14% | −0.16 |
| RJF Raymond James Financial Inc. | Reduce -19.5% | 0.58% | −0.15 |
| LGND Ligand Pharmaceuticals | Reduce -28.1% | 0.64% | −0.15 |
| STRL Sterling Infrastructure Inc. | Reduce -7.9% | 1.01% | −0.14 |
| UTI Universal Technical Institut | Reduce -18.4% | 0.31% | −0.14 |
| ORLY O'reilly Automotive Inc. | Reduce -1.9% | 0.99% | −0.14 |
| GWRE Guidewire Software Inc. | Reduce -18.7% | 0.41% | −0.13 |
| WAL Western Alliance Bancorp | Sold out | 0.00% | −0.12 |
| ANET Arista Networks Inc. | Reduce -2.2% | 1.62% | −0.12 |
| EHC Encompass Health Corp. | Reduce -11.5% | 0.41% | −0.11 |
| SFM Sprouts Farmers Market Inc. | Reduce -30.1% | 0.13% | −0.11 |
| FTNT Fortinet Inc. | Reduce -79.0% | 0.03% | −0.11 |
| CASY Casey's General Stores Inc. | Reduce -19.9% | 0.50% | −0.10 |
| TOST Toast Inc. Class A | Reduce -36.1% | 0.19% | −0.10 |
| CAVA Cava Group Inc. | Reduce -38.7% | 0.17% | −0.10 |
| NET Cloudflare Inc. Class A | Reduce -14.4% | 0.48% | −0.10 |
| TXRH Texas Roadhouse Inc. | Reduce -32.0% | 0.24% | −0.09 |
| BRO Brown & Brown Inc. | Reduce -13.3% | 0.33% | −0.09 |
| CART Maplebear Inc. | Sold out | 0.00% | −0.09 |
| MPWR Monolithic Power Systems Inc. | Reduce -16.2% | 0.58% | −0.08 |
| HALO Halozyme Therapeutics Inc. | Reduce -9.3% | 0.62% | −0.08 |
| CR Crane Co. | Reduce -17.5% | 0.55% | −0.08 |
| MSFT Microsoft Corp. | Reduce -2.3% | 2.19% | −0.08 |
Portfolio Buys Q3 2025 → Q4 2025
| GEV GE Vernova Inc. | New | 0.88% | +0.88 |
| AAPL Apple Inc. | Add +16.2% | 3.14% | +0.75 |
| IDXX Idexx Laboratories Inc. | Add +9894.0% | 0.73% | +0.73 |
| RGEN Repligen Corp. | Add +241.4% | 0.86% | +0.67 |
| EAT Brinker International Inc. | New | 0.57% | +0.57 |
| KEX Kirby Corp. | New | 0.41% | +0.41 |
| TGTX TG Therapeutics Inc. | New | 0.40% | +0.40 |
| ALNY Alnylam Pharmaceuticals Inc. | Add +126.6% | 0.75% | +0.39 |
| TMO Thermo Fisher Scientific Inc. | Add +39.4% | 0.85% | +0.37 |
| APG Api Group Corp. | New | 0.35% | +0.35 |
| AEIS Advanced Energy Industries | New | 0.33% | +0.33 |
| AZTA Azenta Inc. | New | 0.30% | +0.30 |
| MDB Mongodb Inc. | New | 0.30% | +0.30 |
| ROST Ross Stores Inc. | New | 0.29% | +0.29 |
| WELL Welltower Inc. | Add +28.0% | 0.98% | +0.29 |
| UFPT Ufp Technologies Inc. | Add +32.4% | 0.69% | +0.25 |
| IWP iShares Russell Mid-Cap Grow | Add +118.3% | 0.44% | +0.24 |
| IWF iShares Russell 1000 Growth | Add +309.4% | 0.26% | +0.20 |
| KRMN Karman Holdings Inc. | New | 0.17% | +0.17 |
| IWO iShares Russell 2000 Growth | Add +4991.1% | 0.17% | +0.17 |
| MMSI Merit Medical Systems Inc. | Add +27.4% | 0.53% | +0.16 |
| FND Floor & Decor Holdings Inc. Class A | New | 0.16% | +0.16 |
| VBK Van Morst SML-Cap Gro-Usd Inc. | Add +175.1% | 0.24% | +0.16 |
| BOOT Boot Barn Holdings Inc. | Add +11.1% | 0.77% | +0.16 |
| MOG.A Moog Inc. Class A | Add +4.3% | 0.63% | +0.14 |
| YETI Yeti Holdings Inc. | Add +4.8% | 0.40% | +0.13 |
| NOVT Novanta Inc. | Add +3.6% | 0.51% | +0.12 |
| CSW CSW Industrials Inc. | Add +4.6% | 0.46% | +0.12 |
| VCEL Vericel Corp. | Add +11.4% | 0.42% | +0.11 |
| SKY Champion Homes Inc. | Add +2.8% | 0.56% | +0.10 |
| JBTM JBT Marel Corp. | Add +5.6% | 0.52% | +0.09 |
| WMT Walmart Inc. | Add +705.6% | 0.10% | +0.09 |
| IVV iShares Core S&P 500 ETF | Add +1509.2% | 0.08% | +0.07 |
| TKO Tko Group Holdings Inc. | Add +0.3% | 0.80% | +0.07 |
| SMMD iShares Russell 2500 ETF | Add +112.0% | 0.13% | +0.07 |
| NVMI Nova Ltd. | Add +1.8% | 0.67% | +0.06 |
| PJT PJT Partners Inc. Class A | Add +9.9% | 0.69% | +0.06 |
| CWAN Clearwater Analytics HDS-A | Add +18.8% | 0.14% | +0.06 |
| CARG Cargurus Inc. | Add +2.9% | 0.53% | +0.06 |
| PRAX Praxis Precision Medicines I | Add +2.6% | 0.06% | +0.05 |
| VMI Valmont Industries | Add +14.1% | 0.24% | +0.05 |
| ABCB Ameris Bancorp | Add +2.8% | 0.52% | +0.05 |
| AUB Atlantic Union Bankshares Co. | Add +4.7% | 0.49% | +0.05 |
| IBKR Interactive Brokers Gro Class A | New | 0.05% | +0.05 |
| GOOG Alphabet Inc. Class C | Add +0.4% | 0.16% | +0.04 |
| IJK iShares S&P Mid-Cap 400 Grow | Add +1608.7% | 0.04% | +0.04 |
| NPO Enpro Inc. | Add +7.3% | 0.57% | +0.04 |
| SXT Sensient Technologies Corp. | Add +2.5% | 0.49% | +0.04 |
| BCPC Balchem Corp. | Add +1.8% | 0.41% | +0.04 |
| MOD Modine Manufacturing Co. | Add +7.8% | 0.53% | +0.04 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 376 | $16.3B | NVDA, AAPL, GOOGL, MSFT, AVGO |
| Q1 2026 | 417 | $14.0B | NVDA, AAPL, GOOGL, MSFT, AVGO |
| Q4 2025 | 381 | $14.2B | NVDA, AAPL, GOOGL, MSFT, AVGO |
| Q3 2025 | 392 | $15.0B | NVDA, AAPL, MSFT, GOOGL, ANET |
| Q2 2025 | 382 | $14.6B | NVDA, MSFT, AAPL, META, OLLI |
| Q1 2025 | 365 | $13.4B | AAPL, NVDA, MSFT, COST, OLLI |
| Q4 2024 | 386 | $14.8B | AAPL, NVDA, MSFT, COST, OLLI |
| Q3 2024 | 357 | $14.7B | AAPL, NVDA, MSFT, COST, ONTO |
| Q2 2024 | 364 | $14.0B | NVDA, AAPL, MSFT, COST, MPWR |
| Q1 2024 | 357 | $14.0B | NVDA, MSFT, AAPL, DRI, COST |