Institutional investment manager
CONGRESS ASSET MANAGEMENT CO
CIK 0000897378
- Reported holdings value
- $15.43B
- Reported positions
- 406
- Report as of
- 2026-09-30
- Filed on
- 2026-10-06
Reported holdings & quarterly changes
Compared with Q2 2026. All security classes provided by the filing are included.
| Security / CUSIP | Class / Position | Shares / Units | Value (USD) | Weight | Share change | Change % | Reported activity |
|---|---|---|---|---|---|---|---|
| NVDA NVIDIA Corp. 67066G104 | COM Share · SH | 2,571,429 | $587.26M | 3.81% | -56,518 | -2.15% | Reduced |
| AAPL Apple Inc. 037833100 | COM Share · SH | 1,594,177 | $530.89M | 3.44% | -15,569 | -0.97% | Reduced |
| GOOGL Alphabet Inc. 02079K305 | COM Share · SH | 1,235,195 | $425.01M | 2.75% | +215,004 | +21.07% | Increased |
| MSFT Microsoft Corp. 594918104 | COM Share · SH | 801,234 | $410.95M | 2.66% | -14,089 | -1.73% | Reduced |
| AVGO Broadcom Inc 11135F101 | COM Share · SH | 821,013 | $288.33M | 1.87% | +82,707 | +11.20% | Increased |
| HALO Halozyme Therapeutics Inc 40637H109 | COM Share · SH | 2,281,615 | $251.89M | 1.63% | +1,052,509 | +85.63% | Increased |
| ANET Arista Networks Inc 040413205 | COM Share · SH | 1,049,467 | $213.66M | 1.38% | -127,139 | -10.81% | Reduced |
| LGND Ligand Pharmaceuticals Incorporated 53220K504 | COM Share · SH | 658,556 | $205.71M | 1.33% | -1,355 | -0.21% | Reduced |
| META Meta Platforms Inc 30303M102 | COM Share · SH | 280,895 | $203.70M | 1.32% | -11,308 | -3.87% | Reduced |
| RGEN Repligen Corporation 759916109 | COM Share · SH | 1,020,907 | $196.25M | 1.27% | +8,681 | +0.86% | Increased |
| V Visa Inc 92826C839 | COM Share · SH | 522,219 | $187.65M | 1.22% | -141,300 | -21.30% | Reduced |
| AMZN Amazon.com, Inc. 023135106 | COM Share · SH | 741,049 | $184.63M | 1.20% | +7,206 | +0.98% | Increased |
| COST Costco Wholesale Corporation 22160K105 | COM Share · SH | 201,044 | $183.02M | 1.19% | -7,807 | -3.74% | Reduced |
| APH Amphenol Corporation 032095101 | COM Share · SH | 2,147,483 | $181.03M | 1.17% | +926,662 | +75.90% | Increased |
| MDB MongoDB Inc. 60937P106 | COM Share · SH | 502,346 | $175.12M | 1.13% | -8,881 | -1.74% | Reduced |
| UFPT UFP Technologies Inc. 902673102 | COM Share · SH | 578,770 | $171.79M | 1.11% | -108,669 | -15.81% | Reduced |
| ETN Eaton Corporation PLC G29183103 | COM Share · SH | 393,986 | $169.30M | 1.10% | -19,091 | -4.62% | Reduced |
| ASML ASML Holding N.V. N07059210 | COM Share · SH | 89,548 | $162.23M | 1.05% | +1,283 | +1.45% | Increased |
| WELL Welltower Inc. 95040Q104 | COM Share · SH | 696,783 | $160.43M | 1.04% | -24,818 | -3.44% | Reduced |
| MOG-A Moog Inc. 615394202 | COM Share · SH | 403,781 | $154.03M | 1.00% | -2,543 | -0.63% | Reduced |
| GEV GE Vernova Inc. 36828A101 | COM Share · SH | 158,328 | $150.49M | 0.98% | -34,344 | -17.83% | Reduced |
| IDCC InterDigital, Inc. 45867G101 | COM Share · SH | 458,053 | $149.36M | 0.97% | +36,620 | +8.69% | Increased |
| TGTX TG Therapeutics Inc 88322Q108 | COM Share · SH | 2,606,516 | $145.39M | 0.94% | +6,393 | +0.25% | Increased |
| LLY Eli Lilly & Co. 532457108 | COM Share · SH | 124,514 | $144.07M | 0.93% | +1,454 | +1.18% | Increased |
| PH Parker-Hannifin Corp. 701094104 | COM Share · SH | 146,145 | $139.63M | 0.90% | -6,717 | -4.39% | Reduced |
| NOVT Novanta Inc 67000B104 | COM Share · SH | 979,842 | $139.32M | 0.90% | +6,075 | +0.62% | Increased |
| IMAX IMAX Corporation 45245E109 | COM Share · SH | 2,541,756 | $139.29M | 0.90% | +4,466 | +0.18% | Increased |
| FROG JFrog Ltd M6191J100 | COM Share · SH | 1,420,301 | $137.83M | 0.89% | +178,310 | +14.36% | Increased |
| HWM Howmet Aerospace Inc 443201108 | COM Share · SH | 596,554 | $134.93M | 0.87% | -25,889 | -4.16% | Reduced |
| NPO Enpro Inc 29355X107 | COM Share · SH | 430,984 | $131.99M | 0.86% | -2,128 | -0.49% | Reduced |
| EAT Brinker International, Inc. 109641100 | COM Share · SH | 671,777 | $130.01M | 0.84% | -13,571 | -1.98% | Reduced |
| IBKR Interactive Brokers Group Inc 45841N107 | COM Share · SH | 1,502,435 | $128.34M | 0.83% | -25,304 | -1.66% | Reduced |
| GS Goldman Sachs Group, Inc. 38141G104 | COM Share · SH | 140,701 | $126.68M | 0.82% | -41,392 | -22.73% | Reduced |
| MU Micron Technology Inc. 595112103 | COM Share · SH | 118,460 | $126.17M | 0.82% | +58,922 | +98.97% | Increased |
| TJX The TJX Companies Inc. 872540109 | COM Share · SH | 943,136 | $124.79M | 0.81% | +18,673 | +2.02% | Increased |
| SXT Sensient Technologies Corp 81725T100 | COM Share · SH | 932,079 | $121.84M | 0.79% | +1,740 | +0.19% | Increased |
| ECL Ecolab Inc. 278865100 | COM Share · SH | 434,723 | $119.37M | 0.77% | -20,241 | -4.45% | Reduced |
| CVLT Commvault Systems Inc. 204166102 | COM Share · SH | 783,667 | $117.49M | 0.76% | -139,399 | -15.10% | Reduced |
| LIVN LivaNova PLC G5509L101 | COM Share · SH | 1,502,802 | $114.96M | 0.75% | +558 | +0.04% | Increased |
| WMB Williams Companies Inc. (The) 969457100 | COM Share · SH | 1,678,477 | $114.09M | 0.74% | -69,419 | -3.97% | Reduced |
| ARM Arm Holdings PLC 042068205 | COM Share · SH | 389,126 | $112.71M | 0.73% | -19,923 | -4.87% | Reduced |
| MMSI Merit Medical Systems Inc. 589889104 | COM Share · SH | 1,260,675 | $108.71M | 0.70% | +76,338 | +6.45% | Increased |
| SHOP Shopify Inc 82509L107 | COM Share · SH | 730,843 | $108.38M | 0.70% | -33,758 | -4.42% | Reduced |
| SKY Champion Homes Inc. 830830105 | COM Share · SH | 1,222,557 | $104.77M | 0.68% | +9,597 | +0.79% | Increased |
| HLT Hilton Worldwide Holdings Inc 43300A203 | COM Share · SH | 328,708 | $104.57M | 0.68% | -16,544 | -4.79% | Reduced |
| PJT PJT Partners Inc. 69343T107 | COM Share · SH | 728,580 | $103.98M | 0.67% | +5,106 | +0.71% | Increased |
| VCEL Vericel Corporation 92346J108 | COM Share · SH | 2,552,066 | $102.44M | 0.66% | -364,229 | -12.49% | Reduced |
| NVT NVent Electric PLC G6700G107 | COM Share · SH | 626,243 | $100.43M | 0.65% | -357,632 | -36.35% | Reduced |
| MPWR Monolithic Power Systems Inc. 609839105 | COM Share · SH | 74,381 | $100.21M | 0.65% | -6,044 | -7.52% | Reduced |
| KEX Kirby Corp 497266106 | COM Share · SH | 761,099 | $99.89M | 0.65% | +57,371 | +8.15% | Increased |
1–50 of 427 reported positions and changes
Source: FMP Ultimate / SEC Form 13F. Report as of 2026-09-30; filed 2026-10-06. Changes compare reported quantities, not confirmed transactions. “Newly reported” and “No longer reported” do not establish exact purchase or sale dates. 13F covers reportable securities, not the institution’s total assets under management.
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