Congress Asset Management Co
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$13.95B
Q ending 2026-03-31
Prior quarter
$14.21B
Q ending 2025-12-31
Change
-1.8% QoQ · +4.4% YoY
Positions
417
reported holdings
Largest positions
Top 100 of 417 reported positions by value, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Nvidia Corp. | NVDA | Shares | $437.7M | 2.5M |
| Apple Inc. | AAPL | Shares | $414.1M | 1.6M |
| Alphabet Inc. | GOOGL | Shares | $303.2M | 1.1M |
| Microsoft Corp. | MSFT | Shares | $236.2M | 638K |
| Broadcom Inc | AVGO | Shares | $234.5M | 758K |
| Costco Wholesale Corporation | COST | Shares | $215.3M | 216K |
| Arista Networks Inc | ANET | Shares | $212.8M | 1.7M |
| Sterling Infrastructure Inc | STRL | Shares | $202.5M | 497K |
| The Tjx Companies Inc. | TJX | Shares | $192.3M | 1.2M |
| Amazon.Com, Inc. | AMZN | Shares | $188.1M | 903K |
| Howmet Aerospace Inc | HWM | Shares | $183.5M | 796K |
| Eaton Corporation Plc | Shares | $180.2M | 504K | |
| Meta Platforms Inc | META | Shares | $173.9M | 304K |
| Ge Vernova Inc. | GEV | Shares | $173.6M | 199K |
| Visa Inc | V | Shares | $169.9M | 562K |
| Goldman Sachs Group, Inc. | GS | Shares | $160.2M | 189K |
| Curtiss-Wright Corp. | CW | Shares | $155.2M | 228K |
| Welltower Inc. | WELL | Shares | $148.3M | 750K |
| Tko Group Holdings Inc. | TKO | Shares | $146.8M | 728K |
| Intuitive Surgical Inc. | ISRG | Shares | $144.0M | 312K |
| Parker-Hannifin Corp. | PH | Shares | $142.5M | 159K |
| Modine Manufacturing Co. | MOD | Shares | $141.0M | 651K |
| O'Reilly Automotive Inc. | ORLY | Shares | $140.7M | 1.5M |
| Martin Marietta Materials Inc | MLM | Shares | $140.1M | 238K |
| Nvent Electric Plc | Shares | $132.7M | 1.1M | |
| Williams Companies Inc. (The) | WMB | Shares | $132.5M | 1.8M |
| Ecolab Inc. | ECL | Shares | $126.2M | 474K |
| Amphenol Corporation | APH | Shares | $122.2M | 967K |
| Moog Inc. | MOG/A | Shares | $117.8M | 403K |
| Primoris Services Corp. | PRIM | Shares | $117.0M | 818K |
| Interdigital, Inc. | IDCC | Shares | $116.6M | 386K |
| Rambus Inc. | RMBS | Shares | $109.8M | 1.3M |
| Asml Holding N.V. | Shares | $109.1M | 83K | |
| Novanta Inc | NOVT | Shares | $107.4M | 910K |
| Hilton Worldwide Holdings Inc | HLT | Shares | $107.2M | 353K |
| Boot Barn Holdings Inc | BOOT | Shares | $105.0M | 718K |
| Penumbra Inc. | PEN | Shares | $104.2M | 317K |
| Nova Ltd | Shares | $104.1M | 240K | |
| Boston Scientific Corporation | BSX | Shares | $102.3M | 1.6M |
| Ufp Technologies Inc. | UFPT | Shares | $101.3M | 523K |
| Ligand Pharmaceuticals Incorporate | LGND | Shares | $100.8M | 505K |
| Uber Technologies Inc | UBER | Shares | $100.5M | 1.4M |
| Enpro Inc | NPO | Shares | $99.9M | 398K |
| Thermo Fisher Scientific Inc | TMO | Shares | $98.4M | 200K |
| Eli Lilly & Co. | LLY | Shares | $95.8M | 104K |
| Alnylam Pharmaceuticals Inc. | ALNY | Shares | $94.5M | 286K |
| Repligen Corporation | RGEN | Shares | $94.0M | 798K |
| Shopify Inc | SHOP | Shares | $93.9M | 792K |
| Idexx Laboratories Inc. | IDXX | Shares | $93.7M | 167K |
| Quanta Services, Inc. | PWR | Shares | $93.4M | 170K |
| Moodys Corp. | MCO | Shares | $93.1M | 213K |
| Monolithic Power Systems Inc. | MPWR | Shares | $91.1M | 83K |
| Lemaitre Vascular Inc. | LMAT | Shares | $91.1M | 835K |
| Brinker International, Inc. | EAT | Shares | $87.9M | 616K |
| Casey'S General Stores Inc. | CASY | Shares | $86.4M | 119K |
| Ameris Bancorp | ABCB | Shares | $85.5M | 1.1M |
| Servicenow Inc | NOW | Shares | $85.3M | 816K |
| Pjt Partners Inc. | PJT | Shares | $84.4M | 604K |
| Kirby Corp | KEX | Shares | $83.1M | 626K |
| Halozyme Therapeutics Inc | HALO | Shares | $82.8M | 1.3M |
| Emcor Group Inc | EME | Shares | $81.4M | 110K |
| Livanova Plc | Shares | $81.0M | 1.3M | |
| Calix Inc. | CALX | Shares | $80.6M | 1.6M |
| Tapestry Inc | TPR | Shares | $80.2M | 569K |
| Atlantic Union Bankshares Corp | AUB | Shares | $80.1M | 2.2M |
| Ollies Bargain Outlet Holdings Inc | OLLI | Shares | $79.9M | 868K |
| Universal Technical Institute, Inc | UTI | Shares | $77.7M | 2.2M |
| Champion Homes Inc. | SKY | Shares | $77.4M | 1.0M |
| Comfort Systems Usa Inc. | FIX | Shares | $76.1M | 55K |
| Balchem Corp | BCPC | Shares | $75.6M | 446K |
| Aci Worldwide Inc | ACIW | Shares | $75.2M | 1.8M |
| Mongodb Inc. | MDB | Shares | $73.9M | 302K |
| Sensient Technologies Corp | SXT | Shares | $73.4M | 849K |
| Tg Therapeutics Inc | TGTX | Shares | $72.0M | 2.2M |
| Cargurus Inc | CARG | Shares | $71.9M | 2.1M |
| Aerovironment, Inc. | AVAV | Shares | $71.8M | 393K |
| Jbt Marel Corp. | JBTM | Shares | $71.3M | 557K |
| Merit Medical Systems Inc. | MMSI | Shares | $70.9M | 1.0M |
| Palantir Technologies Inc | PLTR | Shares | $70.9M | 485K |
| Federal Signal Corp. | FSS | Shares | $69.5M | 642K |
| Raymond James Financial Inc. | RJF | Shares | $68.3M | 471K |
| Crane Co. | CR | Shares | $67.1M | 392K |
| Advanced Energy Industries, Inc. | AEIS | Shares | $66.9M | 207K |
| Dynatrace Inc | DT | Shares | $66.9M | 1.8M |
| Csw Industrials Inc. | CSW | Shares | $65.8M | 252K |
| Interactive Brokers Group Inc | IBKR | Shares | $65.2M | 972K |
| Viking Holdings Ltd. | Shares | $62.3M | 847K | |
| Commvault Systems Inc. | CVLT | Shares | $59.9M | 769K |
| Heico Corp | HEI | Shares | $57.7M | 210K |
| Imax Corporation | IMAX | Shares | $57.4M | 1.5M |
| Karman Holdings Inc. | KRMN | Shares | $56.6M | 707K |
| Cloudflare Inc | NET | Shares | $56.5M | 274K |
| Crane Nxt Co | CXT | Shares | $55.6M | 1.4M |
| Yeti Holdings Inc | YETI | Shares | $51.3M | 1.4M |
| Fastenal Co. | FAST | Shares | $49.8M | 1.1M |
| Vericel Corporation | VCEL | Shares | $48.5M | 1.5M |
| Api Group Corp | APG | Shares | $47.9M | 1.2M |
| Jfrog Ltd | Shares | $47.5M | 1.0M | |
| Ross Stores Inc | ROST | Shares | $47.4M | 219K |
| Ishares Trust Rus 1000 Grw Etf | IWF | Shares | $47.0M | 110K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.