Frontier Capital Management Co LLC Top Holdings and 13F Report (2026)

About Frontier Capital Management Co LLC

Investment Activity

Frontier Capital Management Co LLC has $10.73 billion in total holdings as of June 30, 2026.
Frontier Capital Management Co LLC owns shares of 300 different stocks, but just 146 companies or ETFs make up 80% of its holdings.
Approximately 18.25% of the portfolio was purchased this quarter.
About 27.90% of the portfolio was sold this quarter.
This quarter, Frontier Capital Management Co LLC has purchased 291 new stocks and bought additional shares in 96 stocks.
Frontier Capital Management Co LLC sold shares of 171 stocks and completely divested from 24 stocks this quarter.

Largest Holdings

FTAI AVIATION LTD: $320,170,153
Granite Construction: $176,872,715
Alaska Air Group: $176,678,385
Applied Optoelectronics: $144,503,042
Akamai Technologies: $134,354,286

Largest New Holdings this Quarter

268150109 - Dynatrace: $71,818,625 Holding
74164F103 - PRIMORIS SVCS CORP: $46,463,733 Holding
85423L103 - STANDARDAERO INC: $43,349,563 Holding
G01767105 - Alkermes: $34,557,740 Holding
G32089107 - ETORO GROUP LTD: $32,840,490 Holding

Largest Purchases this Quarter

Applied Optoelectronics: 691,172 shares (about $102.40M)
Dynatrace: 1,635,587 shares (about $71.82M)
Insulet: 449,993 shares (about $68.51M)
Flowserve: 770,843 shares (about $57.17M)
Hubbell: 94,929 shares (about $49.67M)

Largest Sales this Quarter

ASTERA LABS INC: 533,612 shares (about $257.75M)
Ultra Clean: 1,119,919 shares (about $159.69M)
APOGEE THERAPEUTICS INC: 760,744 shares (about $100.97M)
Darling Ingredients: 1,661,802 shares (about $90.77M)
Silicon Motion Technology: 269,678 shares (about $89.91M)

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
FTAI AVIATION LTD	$320,170,153	$32,810,426 ▲	11.4%	1,183,492	3.0%	SHS
GVA Granite Construction	$176,872,715	$10,884,599 ▼	-5.8%	1,118,881	1.6%	Industrials
ALK Alaska Air Group	$176,678,385	$577,123 ▲	0.3%	3,384,643	1.6%	Industrials
AAOI Applied Optoelectronics	$144,503,042	$102,403,992 ▲	243.2%	975,318	1.3%	Technology
AKAM Akamai Technologies	$134,354,286	$11,821,472 ▲	9.6%	1,136,573	1.3%	Technology
ASH Ashland	$131,773,923	$5,746,859 ▲	4.6%	1,999,908	1.2%	Materials
LSCC Lattice Semiconductor	$125,709,914	$33,120,440 ▲	35.8%	821,848	1.2%	Technology
BPOP Popular	$119,067,801	$12,428,922 ▼	-9.5%	725,227	1.1%	Finance
MDB MongoDB	$112,223,606	$40,234,805 ▲	55.9%	334,098	1.0%	Technology
UTHR United Therapeutics	$112,054,808	$24,866,753 ▼	-18.2%	206,808	1.0%	Healthcare
KNX Knight-Swift Transportation	$109,871,061	$52,608,113 ▼	-32.4%	1,410,955	1.0%	Industrials
EXP Eagle Materials	$103,189,780	$34,207,443 ▼	-24.9%	458,621	1.0%	Materials
LRN Stride	$102,773,099	$30,837,794 ▼	-23.1%	1,191,710	1.0%	Consumer Discretionary
XPO XPO	$102,563,111	$31,300,984 ▼	-23.4%	499,601	1.0%	Industrials
BBIO BridgeBio Pharma	$102,265,291	$30,914,266 ▲	43.3%	1,373,057	1.0%	Healthcare
LBRT Liberty Energy	$97,444,254	$32,120,572 ▲	49.2%	3,720,666	0.9%	Energy
SANM Sanmina	$95,692,357	$65,617,840 ▼	-40.7%	378,111	0.9%	Technology
UCTT Ultra Clean	$95,183,387	$159,689,249 ▼	-62.7%	667,532	0.9%	Technology
RARE Ultragenyx Pharmaceutical	$95,092,590	$21,929,018 ▲	30.0%	2,847,936	0.9%	Healthcare
PODD Insulet	$94,776,509	$68,511,413 ▲	260.8%	622,506	0.9%	Healthcare
MOD Modine Manufacturing	$91,819,607	$37,337,129 ▲	68.5%	343,868	0.9%	Industrials
FLS Flowserve	$91,460,894	$57,165,738 ▲	166.7%	1,233,291	0.9%	Industrials
KEX Kirby	$90,631,405	$3,021,935 ▲	3.4%	666,554	0.8%	Industrials
ALGT Allegiant Travel	$90,004,856	$19,301,934 ▲	27.3%	765,347	0.8%	Industrials
EVERPURE INC	$88,247,971	$13,829,066 ▲	18.6%	1,120,040	0.8%	CL A
AMENTUM HOLDINGS INC	$85,655,891	$16,251,562 ▼	-15.9%	4,143,971	0.8%	COM
KYMR Kymera Therapeutics	$84,955,104	$2,176,666 ▼	-2.5%	740,866	0.8%	Healthcare
INSM Insmed	$84,788,663	$34,724,092 ▲	69.4%	795,242	0.8%	Healthcare
ATI ATI	$82,775,691	$54,094,882 ▼	-39.5%	419,968	0.8%	Industrials
RENASANT CORP	$75,676,661	$3,243,250 ▲	4.5%	1,778,953	0.7%	COM
ASTERA LABS INC	$74,675,474	$257,745,610 ▼	-77.5%	154,601	0.7%	COM
RCL Royal Caribbean Cruises	$74,290,271	$1,376,810 ▼	-1.8%	233,963	0.7%	Consumer Discretionary
PALVELLA THERAPEUTICS INC NE	$73,175,272	$16,015,233 ▲	28.0%	478,833	0.7%	COM
DT Dynatrace	$71,818,625	$71,818,625 ▲	New Holding	1,635,587	0.7%	Technology
INDI indie Semiconductor	$71,454,618	$14,960,316 ▼	-17.3%	15,914,169	0.7%	Technology
ADC Agree Realty	$71,423,199	$11,995,777 ▼	-14.4%	943,005	0.7%	Real Estate
LUNR Intuitive Machines	$67,879,752	$7,280,407 ▼	-9.7%	3,173,434	0.6%	Industrials
JAZZ Jazz Pharmaceuticals	$66,815,854	$57,833,947 ▼	-46.4%	277,279	0.6%	Healthcare
SAIA Saia	$63,796,150	$13,062,297 ▼	-17.0%	151,477	0.6%	Industrials
ENTG Entegris	$63,301,760	$72,439,732 ▼	-53.4%	351,950	0.6%	Technology
FBP First BanCorp.	$63,148,454	$13,073,402 ▼	-17.2%	2,422,265	0.6%	Finance
CIRCLE INTERNET GROUP INC	$62,929,568	$34,031,080 ▼	-35.1%	1,004,783	0.6%	COM CL A
HUBB Hubbell	$62,782,657	$49,667,032 ▲	378.7%	119,997	0.6%	Industrials
AXSM Axsome Therapeutics	$62,240,116	$12,535,651 ▲	25.2%	254,280	0.6%	Healthcare
FLEX Flex	$61,932,675	$3,330,379 ▲	5.7%	382,135	0.6%	Technology
WTFC Wintrust Financial	$61,811,710	$12,442,766 ▼	-16.8%	384,593	0.6%	Finance
TDW Tidewater	$59,620,257	$11,859,940 ▼	-16.6%	894,796	0.6%	Energy
ATMU Atmus Filtration Technologies	$59,042,838	$21,196,997 ▲	56.0%	1,157,930	0.6%	Industrials
JBL Jabil	$58,665,019	$4,872,465 ▼	-7.7%	152,187	0.5%	Technology
BLDR Builders FirstSource	$58,286,271	$18,710,710 ▼	-24.3%	651,389	0.5%	Industrials
SNOW Snowflake	$57,628,726	$39,480,585 ▲	217.5%	226,439	0.5%	Technology
TRVI Trevi Therapeutics	$57,269,301	$20,075,755 ▲	54.0%	3,070,740	0.5%	Healthcare
GENI Genius Sports	$57,163,156	$27,057,694 ▲	89.9%	9,432,864	0.5%	Consumer Discretionary
BRP The Baldwin Insurance Group	$55,755,750	$26,452,576 ▲	90.3%	2,097,658	0.5%	Finance
VERA Vera Therapeutics	$55,585,829	$31,921,264 ▲	134.9%	1,295,405	0.5%	Healthcare
URGN Urogen Pharma	$55,514,521	$7,155,207 ▲	14.8%	1,508,547	0.5%	Healthcare
MKSI MKS	$53,653,842	$18,069,947 ▼	-25.2%	120,625	0.5%	Technology
GARRETT MOTION INC	$53,142,925	$43,777,144 ▼	-45.2%	1,466,821	0.5%	COM
ELAN Elanco Animal Health	$52,629,706	$5,512,048 ▼	-9.5%	2,138,550	0.5%	Healthcare
EBC Eastern Bankshares	$51,864,172	$11,303,948 ▼	-17.9%	2,332,022	0.5%	Finance
FAF First American Financial	$51,380,588	$9,033,787 ▼	-15.0%	749,097	0.5%	Finance
APG APi Group	$50,982,243	$27,824,966 ▲	120.2%	1,203,831	0.5%	Industrials
STAG Stag Industrial	$50,689,892	$6,459,732 ▼	-11.3%	1,331,842	0.5%	Real Estate
WFRD Weatherford International	$50,317,287	$8,810,721 ▼	-14.9%	617,390	0.5%	Energy
AIR AAR	$50,088,598	$10,969,320 ▼	-18.0%	350,441	0.5%	Industrials
CRS Carpenter Technology	$49,648,291	$11,501,616 ▼	-18.8%	80,488	0.5%	Industrials
PRDO Perdoceo Education	$49,524,201	$9,579,362 ▼	-16.2%	1,547,631	0.5%	Consumer Discretionary
ACHC Acadia Healthcare	$49,399,461	$32,412,537 ▲	190.8%	1,672,857	0.5%	Healthcare
CGNX Cognex	$48,491,576	$1,760,603 ▼	-3.5%	669,588	0.5%	Technology
FR First Industrial Realty Trust	$48,360,838	$9,660,801 ▼	-16.7%	788,792	0.5%	Real Estate
DDOG Datadog	$47,428,219	$23,110,855 ▲	95.0%	182,164	0.4%	Technology
NTRA Natera	$47,109,261	$32,791,110 ▼	-41.0%	173,547	0.4%	Healthcare
PRIMORIS SVCS CORP	$46,463,733	$46,463,733 ▲	New Holding	468,762	0.4%	COM
AR Antero Resources	$46,318,139	$1,094,049 ▼	-2.3%	1,318,103	0.4%	Energy
FICO Fair Isaac	$45,733,789	$8,132,867 ▲	21.6%	38,278	0.4%	Technology
MPWR Monolithic Power Systems	$45,235,122	$64,937,967 ▼	-58.9%	32,723	0.4%	Technology
TRIUMPH FINANCIAL INC	$44,590,452	$4,612,482 ▼	-9.4%	584,333	0.4%	COM
DAR Darling Ingredients	$43,360,948	$90,767,598 ▼	-67.7%	793,866	0.4%	Consumer Staples
STANDARDAERO INC	$43,349,563	$43,349,563 ▲	New Holding	1,449,333	0.4%	COM
VOYAGER TECHNOLOGIES INC	$43,313,482	$3,736,710 ▲	9.4%	1,343,054	0.4%	COM CL A
SNX TD SYNNEX	$43,291,168	$35,114,841 ▼	-44.8%	161,933	0.4%	Technology
CHE Chemed	$42,180,768	$12,966,696 ▲	44.4%	90,567	0.4%	Healthcare
MDU MDU Resources Group	$42,158,396	$11,005,508 ▼	-20.7%	1,987,666	0.4%	Utilities
RRX Regal Rexnord	$42,082,226	$9,821,766 ▼	-18.9%	176,675	0.4%	Industrials
PAGAYA TECHNOLOGIES LTD	$41,909,610	$38,319,908 ▲	1,067.5%	2,296,417	0.4%	CL A NEW
ACV AUCTIONS INC	$41,800,215	$13,548,397 ▲	48.0%	5,813,660	0.4%	COM CL A
KBR KBR	$41,645,338	$7,873,983 ▼	-15.9%	1,206,062	0.4%	Industrials
RYI Ryerson	$41,428,676	$4,093,776 ▲	11.0%	1,683,408	0.4%	Industrials
ERO Ero Copper	$41,196,685	$7,733,853 ▲	23.1%	1,540,063	0.4%	Materials
NSIT Insight Enterprises	$41,130,155	$20,416,725 ▼	-33.2%	337,686	0.4%	Technology
WSFS WSFS Financial	$41,064,285	$10,766,523 ▼	-20.8%	535,179	0.4%	Finance
TER Teradyne	$40,914,859	$47,726,341 ▼	-53.8%	84,563	0.4%	Technology
GULFPORT ENERGY CORP	$40,862,036	$3,197,316 ▲	8.5%	240,790	0.4%	COMMON SHARES
SBCF Seacoast Banking Corporation of Florida	$40,823,388	$7,598,457 ▲	22.9%	1,227,771	0.4%	Finance
CRDO Credo Technology Group	$40,658,973	$10,136,664 ▲	33.2%	149,509	0.4%	Technology
NET Cloudflare	$40,572,991	$1,990,692 ▲	5.2%	165,415	0.4%	Technology
APOGEE THERAPEUTICS INC	$40,315,285	$100,973,570 ▼	-71.5%	303,739	0.4%	COM
LMND Lemonade	$39,668,797	$4,069,724 ▼	-9.3%	609,820	0.4%	Finance
IRT Independence Realty Trust	$39,667,784	$8,227,835 ▼	-17.2%	2,376,740	0.4%	Real Estate
PWR Quanta Services	$38,931,969	$2,036,280 ▼	-5.0%	54,069	0.4%	Industrials

Showing largest 100 holdings. View all holdings.

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Frontier Capital Management Co LLC Top Holdings and 13F Report (2026)

About Frontier Capital Management Co LLC

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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Frontier Capital Management Co LLC Top Holdings and 13F Report (2026)

About Frontier Capital Management Co LLC

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 ofFrontier Capital Management Co LLC

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