Congress Asset Management Co /Ma Top Holdings and 13F Report (2026)

About Congress Asset Management Co /Ma

Investment Activity

Congress Asset Management Co /Ma has $16.25 billion in total holdings as of June 30, 2026.
Congress Asset Management Co /Ma owns shares of 376 different stocks, but just 97 companies or ETFs make up 80% of its holdings.
Approximately 15.47% of the portfolio was purchased this quarter.
About 14.47% of the portfolio was sold this quarter.
This quarter, Congress Asset Management Co /Ma has purchased 417 new stocks and bought additional shares in 150 stocks.
Congress Asset Management Co /Ma sold shares of 181 stocks and completely divested from 74 stocks this quarter.

Largest Holdings

NVIDIA: $525,825,910
Apple: $465,796,217
Alphabet: $364,585,508
Microsoft: $304,131,894
Broadcom: $278,895,170

Largest New Holdings this Quarter

042068205 - Arm Holdings PLC: $145,036,504 Holding
501242101 - Kulicke and Soffa Industries: $117,441,548 Holding
03957W106 - Archrock: $90,099,698 Holding
92846Q107 - Vita Coco: $79,837,726 Holding
739276103 - Power Integrations: $77,901,769 Holding

Largest Purchases this Quarter

Arm Holdings PLC: 409,049 shares (about $145.04M)
Kulicke and Soffa Industries: 878,002 shares (about $117.44M)
Mirion Technologies: 5,571,373 shares (about $99.89M)
Archrock: 2,213,208 shares (about $90.10M)
Vita Coco: 1,207,102 shares (about $79.84M)

Largest Sales this Quarter

Sterling Infrastructure: 266,686 shares (about $223.85M)
Martin Marietta Materials: 177,021 shares (about $102.09M)
Penumbra: 305,146 shares (about $96.35M)
Thermo Fisher Scientific: 191,813 shares (about $96.17M)
Arista Networks Inc: 556,248 shares (about $94.50M)

Sector Allocation Over Time

Selling

Neutral

Buying

Latest 13F Holdings and Changes Since Previous Quarterly Filing

Issuer Name	Holdings Value	Approximate Purchase/Sale	Change in Shares	Shares Held	% of Portfolio	Sector
NVDA NVIDIA	$525,825,910	$23,594,412 â–²	4.7%	2,627,947	3.2%	Computer and Technology
AAPL Apple	$465,796,217	$6,290,399 â–¼	-1.3%	1,609,746	2.9%	Computer and Technology
GOOGL Alphabet	$364,585,508	$12,280,300 â–¼	-3.3%	1,020,191	2.2%	Computer and Technology
MSFT Microsoft	$304,131,894	$66,105,136 â–²	27.8%	815,323	1.9%	Computer and Technology
AVGO Broadcom	$278,895,170	$7,337,796 â–¼	-2.6%	738,306	1.7%	Computer and Technology
V Visa	$227,646,887	$34,798,270 â–²	18.0%	663,519	1.4%	Business Services
GE Vernova Inc.	$226,362,918	$7,228,923 â–¼	-3.1%	192,672	1.4%	COM
APH Amphenol	$215,255,165	$44,702,235 â–²	26.2%	1,220,821	1.3%	Computer and Technology
LGND Ligand Pharmaceuticals	$208,591,268	$49,080,559 â–²	30.8%	659,911	1.3%	Medical
Arista Networks Inc	$199,881,834	$94,495,413 â–¼	-32.1%	1,176,606	1.2%	COM
COST Costco Wholesale	$195,374,114	$6,710,136 â–¼	-3.3%	208,851	1.2%	Retail/Wholesale
STRL Sterling Infrastructure	$193,398,616	$223,845,561 â–¼	-53.6%	230,412	1.2%	Construction
GS The Goldman Sachs Group	$184,163,119	$7,405,240 â–¼	-3.9%	182,093	1.1%	Finance
UFPT UFP Technologies	$182,260,702	$43,481,585 â–²	31.3%	687,439	1.1%	Industrials
ETN Eaton	$176,020,475	$38,628,227 â–¼	-18.0%	413,077	1.1%	Industrials
ASML ASML	$175,598,903	$11,218,515 â–²	6.8%	88,265	1.1%	Computer and Technology
AMZN Amazon.com	$174,904,050	$40,345,459 â–¼	-18.7%	733,843	1.1%	Retail/Wholesale
MOG.A Moog	$172,216,289	$1,594,485 â–²	0.9%	406,324	1.1%	Aerospace
MDB MongoDB	$171,721,149	$70,313,947 â–²	69.3%	511,227	1.1%	Computer and Technology
MOD Modine Manufacturing	$168,027,141	$5,715,563 â–¼	-3.3%	629,268	1.0%	Auto/Tires/Trucks
HWM Howmet Aerospace	$167,350,027	$46,771,155 â–¼	-21.8%	622,443	1.0%	Aerospace
NVT nVent Electric	$166,875,046	$23,391,934 â–¼	-12.3%	983,875	1.0%	Computer and Technology
META Meta Platforms	$164,595,032	$6,596,689 â–¼	-3.9%	292,203	1.0%	Computer and Technology
WELL Welltower	$163,781,677	$6,491,111 â–¼	-3.8%	721,601	1.0%	Finance
NPO Enpro	$163,252,745	$13,072,296 â–²	8.7%	433,112	1.0%	Business Services
NOVT Novanta	$157,983,958	$10,392,608 â–²	7.0%	973,767	1.0%	Computer and Technology
CW Curtiss-Wright	$150,611,180	$22,033,434 â–¼	-12.8%	198,758	0.9%	Aerospace
PH Parker-Hannifin	$149,517,695	$6,175,863 â–¼	-4.0%	152,862	0.9%	Industrials
LLY Eli Lilly and Company	$147,601,663	$22,738,764 â–²	18.2%	123,060	0.9%	Medical
Arm Holdings PLC	$145,036,504	$145,036,504 â–²	New Holding	409,049	0.9%	COM
TGTX TG Therapeutics	$142,850,758	$23,736,388 â–²	19.9%	2,600,123	0.9%	Medical
TKO Group Holdings Inc.	$142,264,050	$4,250,663 â–¼	-2.9%	706,691	0.9%	COM
TJX TJX Companies	$140,056,199	$42,348,054 â–¼	-23.2%	924,463	0.9%	Retail/Wholesale
RGEN Repligen	$138,108,115	$29,247,142 â–²	26.9%	1,012,226	0.8%	Medical
ORLY O'Reilly Automotive	$135,385,956	$5,019,735 â–¼	-3.6%	1,470,148	0.8%	Retail/Wholesale
IBKR Interactive Brokers Group	$132,974,371	$48,412,507 â–²	57.3%	1,527,739	0.8%	Finance
BOOT Boot Barn	$131,024,873	$13,148,992 â–²	11.2%	797,619	0.8%	Retail/Wholesale
CVLT CommVault Systems	$130,826,144	$21,885,947 â–²	20.1%	923,066	0.8%	Computer and Technology
WMB Williams Companies	$129,938,601	$5,350,622 â–¼	-4.0%	1,747,896	0.8%	Energy
VCEL Vericel	$129,745,965	$62,703,183 â–²	93.5%	2,916,295	0.8%	Medical
UTI Universal Technical Institute	$128,335,448	$36,252,579 â–²	39.4%	3,000,595	0.8%	Consumer Discretionary
ECL Ecolab	$126,757,453	$5,425,648 â–¼	-4.1%	454,964	0.8%	Basic Materials
CRDO Credo Technology Group	$124,655,081	$27,349,739 â–²	28.1%	458,375	0.8%	Computer and Technology
LIVN LivaNova	$123,529,524	$18,701,076 â–²	17.8%	1,502,244	0.8%	Medical
MIR Mirion Technologies	$119,869,832	$99,894,718 â–²	500.1%	6,685,434	0.7%	Business Services
ISRG Intuitive Surgical	$119,681,627	$4,557,406 â–¼	-3.7%	300,950	0.7%	Medical
IDCC InterDigital	$119,320,350	$10,028,467 â–²	9.2%	421,433	0.7%	Computer and Technology
PWR Quanta Services	$117,608,305	$4,936,588 â–¼	-4.0%	163,336	0.7%	Construction
KLIC Kulicke and Soffa Industries	$117,441,548	$117,441,548 â–²	New Holding	878,002	0.7%	Computer and Technology
EAT Brinker International	$115,138,464	$11,695,488 â–²	11.3%	685,348	0.7%	Retail/Wholesale
SXT Sensient Technologies	$114,701,532	$10,033,220 â–²	9.6%	930,339	0.7%	Basic Materials
HLT Hilton Worldwide	$114,092,018	$2,440,118 â–¼	-2.1%	345,252	0.7%	Consumer Discretionary
FROG JFrog	$112,872,142	$20,823,607 â–²	22.6%	1,241,991	0.7%	Computer and Technology
MPWR Monolithic Power Systems	$111,176,480	$4,033,733 â–¼	-3.5%	80,425	0.7%	Computer and Technology
PJT PJT Partners	$109,201,097	$17,980,263 â–²	19.7%	723,474	0.7%	Finance
ABCB Ameris Bancorp	$107,614,300	$8,692,400 â–²	8.8%	1,192,270	0.7%	Finance
SKY Champion Homes	$106,886,035	$15,162,985 â–²	16.5%	1,212,960	0.7%	Construction
Atlantic Union Bankshares Corp	$105,824,242	$10,970,559 â–²	11.6%	2,501,164	0.7%	COM
RMBS Rambus	$103,270,791	$66,102,529 â–¼	-39.0%	777,993	0.6%	Computer and Technology
IMAX IMAX	$101,136,379	$40,932,832 â–²	68.0%	2,537,290	0.6%	Consumer Discretionary
IDXX IDEXX Laboratories	$100,125,203	$12,375,025 â–²	14.1%	190,193	0.6%	Medical
UBER Uber Technologies	$96,826,164	$3,948,090 â–¼	-3.9%	1,341,826	0.6%	Computer and Technology
HALO Halozyme Therapeutics	$96,202,127	$4,029,809 â–¼	-4.0%	1,229,106	0.6%	Medical
KEX Kirby	$95,685,896	$10,630,950 â–²	12.5%	703,728	0.6%	Transportation
TPR Tapestry	$95,198,798	$11,972,125 â–²	14.4%	650,354	0.6%	Retail/Wholesale
FSS Federal Signal	$93,301,431	$10,764,631 â–²	13.0%	726,138	0.6%	Multi-Sector Conglomerates
MCO Moody's	$92,995,327	$3,626,530 â–¼	-3.8%	205,324	0.6%	Finance
LMAT LeMaitre Vascular	$92,477,275	$12,395,831 â–²	15.5%	963,706	0.6%	Medical
CASY Casey's General Stores	$91,255,195	$3,078,215 â–¼	-3.3%	114,817	0.6%	Retail/Wholesale
AROC Archrock	$90,099,698	$90,099,698 â–²	New Holding	2,213,208	0.6%	Energy
JBT Marel Corp.	$87,583,171	$6,763,379 â–²	8.4%	604,022	0.5%	COM
Shopify Inc	$87,302,092	$3,127,274 â–¼	-3.5%	764,601	0.5%	COM
EME EMCOR Group	$87,217,686	$4,241,506 â–¼	-4.6%	105,097	0.5%	Construction
Viking Holdings Ltd.	$86,649,489	$2,039,600 â–¼	-2.3%	827,835	0.5%	COM
CR Crane	$85,415,837	$2,054,700 â–¼	-2.3%	382,910	0.5%	Industrials
BCPC Balchem	$84,909,414	$9,589,269 â–²	12.7%	502,571	0.5%	Basic Materials
CSW Industrials Inc.	$83,630,739	$13,402,358 â–²	19.1%	300,506	0.5%	COM
MMSI Merit Medical Systems	$82,121,928	$10,753,802 â–²	15.1%	1,184,337	0.5%	Medical
AVAV AeroVironment	$81,815,295	$17,023,999 â–²	26.3%	495,640	0.5%	Aerospace
ACIW ACI Worldwide	$80,077,069	$12,145,136 â–¼	-13.2%	1,592,306	0.5%	Computer and Technology
ALNY Alnylam Pharmaceuticals	$79,983,972	$6,032,039 â–¼	-7.0%	265,701	0.5%	Medical
COCO Vita Coco	$79,837,726	$79,837,726 â–²	New Holding	1,207,102	0.5%	Consumer Staples
TXN Texas Instruments	$79,054,663	$77,719,310 â–²	5,820.1%	265,222	0.5%	Computer and Technology
POWI Power Integrations	$77,901,769	$77,901,769 â–²	New Holding	930,059	0.5%	Computer and Technology
AXON Axon Enterprise	$77,825,001	$77,825,001 â–²	New Holding	138,822	0.5%	Aerospace
COHR Coherent	$75,257,776	$74,784,412 â–²	15,798.5%	190,782	0.5%	Business Services
HEI Heico	$75,068,973	$162,067 â–²	0.2%	210,755	0.5%	Aerospace
RJF Raymond James Financial	$69,968,511	$1,696,808 â–¼	-2.4%	460,228	0.4%	Finance
NVMI Nova	$69,447,455	$60,699,606 â–¼	-46.6%	127,910	0.4%	Computer and Technology
MU Micron Technology	$68,724,118	$68,724,118 â–²	New Holding	59,538	0.4%	Computer and Technology
DDOG Datadog	$67,959,948	$1,427,554 â–¼	-2.1%	261,023	0.4%	Computer and Technology
CARG CarGurus	$67,373,703	$4,574,503 â–¼	-6.4%	1,976,348	0.4%	Auto/Tires/Trucks
Palantir Technologies Inc	$59,850,660	$3,299,078 â–²	5.8%	512,991	0.4%	COM
CXT Crane NXT	$59,665,889	$10,464,109 â–¼	-14.9%	1,166,261	0.4%	Business Services
UMBF UMB Financial	$56,625,272	$35,018,424 â–²	162.1%	396,647	0.3%	Finance
Qnity Electronics Inc.	$56,393,580	$753,023 â–²	1.4%	345,316	0.3%	COM
AEIS Advanced Energy Industries	$56,120,842	$21,201,828 â–¼	-27.4%	150,510	0.3%	Computer and Technology
NET Cloudflare	$55,659,183	$11,487,689 â–¼	-17.1%	226,921	0.3%	Computer and Technology
TER Teradyne	$52,213,639	$257,403 â–¼	-0.5%	107,915	0.3%	Computer and Technology
FIX Comfort Systems USA	$50,944,903	$58,444,728 â–¼	-53.4%	25,704	0.3%	Construction

Showing largest 100 holdings. View all holdings.

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Congress Asset Management Co /Ma Top Holdings and 13F Report (2026)

About Congress Asset Management Co /Ma

Investment Activity

Largest Holdings

Largest New Holdings this Quarter

Largest Purchases this Quarter

Largest Sales this Quarter

Sector Allocation Over Time

Latest 13F Holdings and Changes Since Previous Quarterly Filing

More Institutional Buying and Selling Information

Best-in-Class Portfolio Monitoring

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Congress Asset Management Co /Ma Top Holdings and 13F Report (2026)

About Congress Asset Management Co /Ma

Investment Activity

Largest Holdings

Largest New Holdings this Quarter

Largest Purchases this Quarter

Largest Sales this Quarter

Sector Allocation Over Time

Map of 500 Largest Holdings ofCongress Asset Management Co /Ma

Latest 13F Holdings and Changes Since Previous Quarterly Filing

More Institutional Buying and Selling Information

MarketBeat All Access Features

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools