FRONTIER CAPITAL MANAGEMENT CO LLC

Position in CRS — Carpenter Technology Corp

CIK 351173 Boston, MA

Position in CRS

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$39,073,666

-$7,693,926 QoQ

Shares Held

99,134

-33.3% QoQ

Ownership

0.200%

of shares outstanding

% of Portfolio

0.40%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 67.76383480944985.ToString("F0")% Shared 0.ToString("F0")% None 32.23616519055017.ToString("F0")%

Industrials · as of Mar 31, 2026

FRONTIER CAPITAL MANAGEMENT CO LLC holds $205,482,527 across 4 Metal Fabrication names. CRS ranks #2 (19.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ATI	Ati Inc	694,422	$101,010,624
2	CRS	Carpenter Technology Corp This page	99,134	$39,073,666
3	RYZ	Ryerson Holding Corp	1,517,062	$34,103,553
4	MLI	Mueller Industries Inc	282,443	$31,294,684

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$39,073,666	99,134	-33.3%	Shares	Sole	2026-05-15
2025-12-31	$46,767,592	148,544	-6.2%	Shares	Sole	2026-02-17
2025-09-30	$38,885,924	158,369	-51.4%	Shares	Sole	2025-11-14
2025-06-30	$90,087,719	325,956	-1.3%	Shares	Sole	2025-08-14
2025-03-31	$59,809,148	330,109	-26.7%	Shares	Sole	2025-05-15
2024-12-31	$76,448,924	450,468	-20.7%	Shares	Sole	2025-02-14
2024-09-30	$90,689,952	568,304	-29.5%	Shares	Sole	2024-11-14
2024-06-30	$88,319,069	805,978	-28.1%	Shares	Sole	2024-08-14
2024-03-31	$80,098,029	1,121,507	+2.2%	Shares	Sole	2024-05-15
2023-12-31	$77,657,263	1,096,854	-26.2%	Shares	Sole	2024-02-14
2023-09-30	$99,823,786	1,485,252	-6.0%	Shares	Sole	2023-11-14
2023-06-30	$88,687,140	1,580,031	-12.4%	Shares	Sole	2023-08-14
2023-03-31	$80,702,056	1,802,995	+2.4%	Shares	Sole	2023-05-15
2022-12-31	$65,059,503	1,761,221	+10.2%	Shares	Sole	2023-02-14
2022-09-30	$49,779,843	1,598,582	+26.7%	Shares	Sole	2022-11-14
2022-06-30	$35,204,027	1,261,341	-21.7%	Shares	Sole	2022-07-20
2022-03-31	$67,603,584	1,610,376	+27.6%	Shares	Sole	2022-04-14
2021-12-31	$36,848,638	1,262,372	+5.0%	Shares	Sole	2022-01-19
2021-09-30	$39,351,875	1,201,951	-20.9%	Shares	Sole	2021-10-19
2021-06-30	$61,084,527	1,518,760	+0.8%	Shares	Sole	2021-08-09
2021-03-31	$61,985,973	1,506,342	-0.2%	Shares	Sole	2021-05-13
2020-12-31	$43,960,221	1,509,623	+67.5%	Shares	Sole	2021-01-19
2020-09-30	$16,364,974	901,155	+0.5%	Shares	Sole	2020-11-16
2020-06-30	$21,760,391	896,227	-27.7%	Shares	Sole	2020-07-17
2020-03-31	$24,186,786	1,240,348	—	Shares	Sole	2020-04-16
No filing history on record for this holder in this stock.