Granahan Investment Management, LLC

Position in AMRC — Ameresco, Inc.

CIK 1026710 WALTHAM, MA

Position in AMRC

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

Position Value

$16,066,861

-$8,771,264 QoQ

Shares Held

630,073

-25.7% QoQ

Ownership

1.19%

of shares outstanding

% of Portfolio

0.78%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2021

19 quarters on record

Voting authority Sole 79.27319532816038.ToString("F0")% Shared 0.ToString("F0")% None 20.726804671839613.ToString("F0")%

Industrials · as of Mar 31, 2026

Granahan Investment Management, LLC holds $69,210,335 across 4 Engineering & Construction names. AMRC ranks #2 (23.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FIX	Comfort Systems USA Inc	26,027	$35,890,972
2	AMRC	Ameresco, Inc. This page	630,073	$16,066,861
3	STRL	Sterling Infrastructure, Inc.	34,332	$13,982,393
4	CDNL	Cardinal Infrastructure Group Inc.	82,464	$3,270,109

19 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$16,066,861	630,073	-25.7%	Shares	Sole	2026-05-15
2025-12-31	$24,838,125	848,007	-4.7%	Shares	Sole	2026-02-17
2025-09-30	$29,888,617	890,072	+108.4%	Shares	Sole	2025-11-14
2025-06-30	$6,489,122	427,197	+2.6%	Shares	Sole	2025-08-14
2025-03-31	$5,031,271	416,496	+3822.9%	Shares	Sole	2025-05-15
2024-12-31	$249,287	10,617	-90.2%	Shares	Sole	2025-02-14
2024-09-30	$4,120,815	108,614	-67.0%	Shares	Sole	2024-11-14
2024-06-30	$9,484,367	329,204	-38.0%	Shares	Sole	2024-08-14
2024-03-31	$12,807,480	530,770	+1.7%	Shares	Sole	2024-05-15
2023-12-31	$16,521,352	521,672	+0.9%	Shares	Sole	2024-02-14
2023-09-30	$19,937,486	517,051	-17.8%	Shares	Sole	2023-11-14
2023-06-30	$30,587,346	628,981	-5.0%	Shares	Sole	2023-08-14
2023-03-31	$32,597,716	662,286	+122.8%	Shares	Sole	2023-05-15
2022-12-31	$16,986,464	297,278	+4.5%	Shares	Sole	2023-02-14
2022-09-30	$18,911,698	284,472	-6.7%	Shares	Sole	2022-11-14
2022-06-30	$13,890,241	304,878	+86.9%	Shares	Sole	2022-08-15
2022-03-31	$12,968,835	163,130	+14.2%	Shares	Sole	2022-05-16
2021-09-30	$8,346,374	142,844	-17.6%	Shares	Sole	2021-11-15
2021-06-30	$10,869,438	173,301	—	Shares	Sole	2021-08-16
No filing history on record for this holder in this stock.