GILDER GAGNON HOWE & CO LLC

Position in PWR — Quanta Services, Inc.

CIK 902464 New York, NY

Position in PWR

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$272,244,243

+$67,076,568 QoQ

Shares Held

378,096

+1.2% QoQ

Ownership

0.251%

of shares outstanding

% of Portfolio

2.82%

of 13F equity value

Holder Rank

#55

of 1,914 holders

Holding Since

Mar 2021

22 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Industrials · as of Jun 30, 2026

GILDER GAGNON HOWE & CO LLC holds $298,632,748 across 3 Engineering & Construction names. PWR ranks #1 (91.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PWR	Quanta Services, Inc. This page	378,096	$272,244,243
2	LGN	Legence Corp.	258,691	$22,048,233
3	EME	EMCOR Group, Inc.	5,230	$4,340,272

22 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$272,244,243	378,096	+1.2%	Shares	Sole	2026-08-14
2026-03-31	$205,167,675	373,698	+0.1%	Shares	Sole	2026-05-15
2025-12-31	$157,583,276	373,367	-5.5%	Shares	Sole	2026-02-17
2025-09-30	$163,807,378	395,269	-1.2%	Shares	Sole	2025-11-14
2025-06-30	$151,330,300	400,260	-3.9%	Shares	Sole	2025-08-14
2025-03-31	$105,885,796	416,578	-13.7%	Shares	Sole	2025-05-15
2024-12-31	$152,491,912	482,493	-1.9%	Shares	Sole	2025-02-14
2024-09-30	$146,571,136	491,602	+11.3%	Shares	Sole	2024-11-14
2024-06-30	$112,248,577	441,767	+2.3%	Shares	Sole	2024-08-14
2024-03-31	$112,156,179	431,702	-3.6%	Shares	Sole	2024-05-15
2023-12-31	$96,676,889	447,993	-0.9%	Shares	Sole	2024-02-14
2023-09-30	$84,578,649	452,123	+96.3%	Shares	Sole	2023-11-14
2023-06-30	$45,246,364	230,320	-0.5%	Shares	Defined	2023-08-14
2023-03-31	$38,564,995	231,427	-0.5%	Shares	Defined	2023-05-15
2022-12-31	$33,144,787	232,595	-0.4%	Shares	Defined	2023-02-14
2022-09-30	$29,737,284	233,435	+0.0%	Shares	Defined	2022-11-14
2022-06-30	$29,245,331	233,328	+0.0%	Shares	Defined	2022-08-15
2022-03-31	$30,703,033	233,288	+15.2%	Shares	Defined	2022-05-16
2021-12-31	$23,221,631	202,526	+10.6%	Shares	Defined	2022-02-14
2021-09-30	$20,835,889	183,060	+0.0%	Shares	Defined	2021-11-15
2021-06-30	$16,574,581	183,003	+41.7%	Shares	Defined	2021-08-16
2021-03-31	$11,363,144	129,156	—	Shares	Defined	2021-05-17
No filing history on record for this holder in this stock.