FRONTIER CAPITAL MANAGEMENT CO LLC

PrivateCIK: 351173

Location

BOSTON, MA

300

Positions

$10.73B

Total AUM (reported)

221.34M

Total Shares

Allocation by class

COM$7.55B70.4%

CL A$542.77M5.1%

COM NEW$424.14M4.0%

SHS$404.25M3.8%

COM CL A$387.54M3.6%

CLASS A COM$230.76M2.2%

COMMON STOCK$175.45M1.6%

Portfolio Concentration

Top 3$673.72M6.3%

4–10$879.69M8.2%

11–25$1.45B13.5%

Rest$7.72B72.0%

Top 3 weight

6.3%

Top 10 weight

14.5%

Voting Authority Distribution

Total shares with voting rights: 221.34M

Sole

Full voting authority

120.45M

% of voting shares54.4%

Shared

Joint voting authority

0.00

% of voting shares0.0%

None

No voting authority

100.89M

% of voting shares45.6%

Investment Discretion (by position count)

Sole300

Shared0

Other0

Dominant voting typeSole · 54.4% of voting shares

Institutional Holdings300

Rows:

FTAI AVIATION LTD

SOLE

SHS

Shares1.18M

TypeSH

Market value$320.17M

2.98%

Sole

682.91K

Shared

0.00

None

500.58K

GRANITE CONSTR INC

SOLE

COM

Shares1.12M

TypeSH

Market value$176.87M

1.65%

Sole

546.51K

Shared

0.00

None

572.37K

ALASKA AIR GROUP INC

SOLE

COM

Shares3.38M

TypeSH

Market value$176.68M

1.65%

Sole

1.48M

Shared

0.00

None

1.90M

APPLIED OPTOELECTRONICS INC

SOLE

COM

Shares975.32K

TypeSH

Market value$144.50M

1.35%

Sole

414.46K

Shared

0.00

None

560.85K

AKAMAI TECHNOLOGIES INC

SOLE

COM

Shares1.14M

TypeSH

Market value$134.35M

1.25%

Sole

633.71K

Shared

0.00

None

502.87K

ASHLAND INC

SOLE

COM

Shares2M

TypeSH

Market value$131.77M

1.23%

Sole

927.17K

Shared

0.00

None

1.07M

LATTICE SEMICONDUCTOR CORP

SOLE

COM

Shares821.85K

TypeSH

Market value$125.71M

1.17%

Sole

512.19K

Shared

0.00

None

309.66K

POPULAR INC

SOLE

COM NEW

Shares725.23K

TypeSH

Market value$119.07M

1.11%

Sole

448.12K

Shared

0.00

None

277.11K

MONGODB INC

SOLE

CL A

Shares334.10K

TypeSH

Market value$112.22M

1.05%

Sole

208.56K

Shared

0.00

None

125.54K

UNITED THERAPEUTICS CORP DEL

SOLE

COM

Shares206.81K

TypeSH

Market value$112.05M

1.04%

Sole

128.53K

Shared

0.00

None

78.28K

KNIGHT-SWIFT TRANSN HLDGS IN

SOLE

CL A

Shares1.41M

TypeSH

Market value$109.87M

1.02%

Sole

981.13K

Shared

0.00

None

429.82K

EAGLE MATLS INC

SOLE

COM

Shares458.62K

TypeSH

Market value$103.19M

0.96%

Sole

318.51K

Shared

0.00

None

140.11K

STRIDE INC

SOLE

COM

Shares1.19M

TypeSH

Market value$102.77M

0.96%

Sole

760.19K

Shared

0.00

None

431.52K

XPO INC

SOLE

COM

Shares499.60K

TypeSH

Market value$102.56M

0.96%

Sole

456.45K

Shared

0.00

None

43.15K

BRIDGEBIO PHARMA INC

SOLE

COM

Shares1.37M

TypeSH

Market value$102.27M

0.95%

Sole

707.36K

Shared

0.00

None

665.70K

LIBERTY ENERGY INC

SOLE

COM CL A

Shares3.72M

TypeSH

Market value$97.44M

0.91%

Sole

1.63M

Shared

0.00

None

2.09M

SANMINA CORP

SOLE

COM

Shares378.11K

TypeSH

Market value$95.69M

0.89%

Sole

213.67K

Shared

0.00

None

164.44K

ULTRA CLEAN HLDGS INC

SOLE

COM

Shares667.53K

TypeSH

Market value$95.18M

0.89%

Sole

360.76K

Shared

0.00

None

306.77K

ULTRAGENYX PHARMACEUTICAL IN

SOLE

COM

Shares2.85M

TypeSH

Market value$95.09M

0.89%

Sole

1.30M

Shared

0.00

None

1.54M

INSULET CORP

SOLE

COM

Shares622.51K

TypeSH

Market value$94.78M

0.88%

Sole

297.60K

Shared

0.00

None

324.91K

MODINE MFG CO

SOLE

COM

Shares343.87K

TypeSH

Market value$91.82M

0.86%

Sole

173.38K

Shared

0.00

None

170.49K

FLOWSERVE CORP

SOLE

COM

Shares1.23M

TypeSH

Market value$91.46M

0.85%

Sole

654.55K

Shared

0.00

None

578.74K

KIRBY CORP

SOLE

COM

Shares666.55K

TypeSH

Market value$90.63M

0.84%

Sole

334.65K

Shared

0.00

None

331.90K

ALLEGIANT TRAVEL CO

SOLE

COM

Shares765.35K

TypeSH

Market value$90.00M

0.84%

Sole

345.74K

Shared

0.00

None

419.61K

EVERPURE INC

SOLE

CL A

Shares1.12M

TypeSH

Market value$88.25M

0.82%

Sole

672.90K

Shared

0.00

None

447.13K

Issuer	Class	Shares	Type	Value / Portfolio %	Voting — Sole	None
FTAI AVIATION LTDSOLE	SHS	1.18M	SH	$320.17M 2.98%	682.91K	500.58K
GRANITE CONSTR INCSOLE	COM	1.12M	SH	$176.87M 1.65%	546.51K	572.37K
ALASKA AIR GROUP INCSOLE	COM	3.38M	SH	$176.68M 1.65%	1.48M	1.90M
APPLIED OPTOELECTRONICS INCSOLE	COM	975.32K	SH	$144.50M 1.35%	414.46K	560.85K
AKAMAI TECHNOLOGIES INCSOLE	COM	1.14M	SH	$134.35M 1.25%	633.71K	502.87K
ASHLAND INCSOLE	COM	2M	SH	$131.77M 1.23%	927.17K	1.07M
LATTICE SEMICONDUCTOR CORPSOLE	COM	821.85K	SH	$125.71M 1.17%	512.19K	309.66K
POPULAR INCSOLE	COM NEW	725.23K	SH	$119.07M 1.11%	448.12K	277.11K
MONGODB INCSOLE	CL A	334.10K	SH	$112.22M 1.05%	208.56K	125.54K
UNITED THERAPEUTICS CORP DELSOLE	COM	206.81K	SH	$112.05M 1.04%	128.53K	78.28K
KNIGHT-SWIFT TRANSN HLDGS INSOLE	CL A	1.41M	SH	$109.87M 1.02%	981.13K	429.82K
EAGLE MATLS INCSOLE	COM	458.62K	SH	$103.19M 0.96%	318.51K	140.11K
STRIDE INCSOLE	COM	1.19M	SH	$102.77M 0.96%	760.19K	431.52K
XPO INCSOLE	COM	499.60K	SH	$102.56M 0.96%	456.45K	43.15K
BRIDGEBIO PHARMA INCSOLE	COM	1.37M	SH	$102.27M 0.95%	707.36K	665.70K
LIBERTY ENERGY INCSOLE	COM CL A	3.72M	SH	$97.44M 0.91%	1.63M	2.09M
SANMINA CORPSOLE	COM	378.11K	SH	$95.69M 0.89%	213.67K	164.44K
ULTRA CLEAN HLDGS INCSOLE	COM	667.53K	SH	$95.18M 0.89%	360.76K	306.77K
ULTRAGENYX PHARMACEUTICAL INSOLE	COM	2.85M	SH	$95.09M 0.89%	1.30M	1.54M
INSULET CORPSOLE	COM	622.51K	SH	$94.78M 0.88%	297.60K	324.91K
MODINE MFG COSOLE	COM	343.87K	SH	$91.82M 0.86%	173.38K	170.49K
FLOWSERVE CORPSOLE	COM	1.23M	SH	$91.46M 0.85%	654.55K	578.74K
KIRBY CORPSOLE	COM	666.55K	SH	$90.63M 0.84%	334.65K	331.90K
ALLEGIANT TRAVEL COSOLE	COM	765.35K	SH	$90.00M 0.84%	345.74K	419.61K
EVERPURE INCSOLE	CL A	1.12M	SH	$88.25M 0.82%	672.90K	447.13K

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