Acorn Energy, Inc. (ACFN) Institutional Ownership

Institutions by Trading Activity

2,509,000Shares Outstanding

76,949Shares held by institutions

$1,235,031Value of institutional holdings

3.07%Institutional ownership %

341.73%Shares Changed QoQ

11No. of institutional investors

Acorn Energy, Inc. (NASDAQ:ACFN) has 11 institutional investors that have filed 13F reports for the period ending December 2025.

They owned 2.7% of outstanding stock in December 2025, down from 3.3% the prior quarter.
They increased total shares held in Acorn Energy by 38.96% from the prior quarter, while the number of investors in ACFN stayed flat year over year.
Of these 11 funds, 5 grew their exposure to Acorn Energy, 2 cut back, and 4 maintained positions.
Altogether, these fund groups held 68.39K shares in ACFN by December 2025, up by 19.17K shares quarter on quarter, and with no net change year over year.
VANGUARD CAPITAL MANAGEMENT LLC leads ownership in ACFN with 37.64K shares as of December 31, 2025, equal to 1.5% of outstanding shares.
The biggest buyers of Acorn Energy for the quarter ending December 2025 included VANGUARD CAPITAL MANAGEMENT LLC (37.64K), Mink Brook Asset Management LLC (10.0K), VANGUARD FIDUCIARY TRUST CO (8.37K), GEODE CAPITAL MANAGEMENT, LLC (2.41K), UBS Group AG (693).
The largest sellers of Acorn Energy for the quarter ending December 2025 were Tower Research Capital LLC (TRC) (184).
Per Business Quant, the top 10 investors in ACFN for the quarter ending December 2025 include VANGUARD CAPITAL MANAGEMENT LLC (37.64K), GEODE CAPITAL MANAGEMENT, LLC (17.91K), Mink Brook Asset Management LLC (10.0K), VANGUARD FIDUCIARY TRUST CO (8.37K), OSAIC HOLDINGS, INC. (1.9K), UBS Group AG (693), NATIONAL BANK OF CANADA /FI/ (245), Tower Research Capital LLC (TRC) (170), Federation des caisses Desjardins du Quebec (25), Western Wealth Management, LLC (2).

76,949 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
VANGUARD CAPITAL MANAGEMENT LLC	31 Mar, 2026	37,641	37,641	0.00%	$639,897.00
VANGUARD GROUP INC	31 Mar, 2026	36,362	4,872	15.47%	$549,066.00
GEODE CAPITAL MANAGEMENT, LLC	31 Mar, 2026	17,909	2,409	15.54%	$304,772.00
GEODE CAPITAL MANAGEMENT, LLC	31 Mar, 2026	15,500	3,515	29.33%	$234,049.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	31 Mar, 2026	11,400	11,400	0.00%	$172,140.00
VANGUARD FIDUCIARY TRUST CO	31 Mar, 2026	8,368	8,368	0.00%	$142,256.00
Morgan Stanley	31 Mar, 2026	2,312	2,000	641.03%	$34,911.00
OSAIC HOLDINGS, INC.	31 Mar, 2026	1,896	600	46.30%	$32,232.00
OSAIC HOLDINGS, INC.	31 Mar, 2026	1,296	-2,688	-67.47%	$19,569.00
Access Investment Management LLC	31 Mar, 2026	880	0	0.00%	$25,168.00
UBS Group AG	31 Mar, 2026	693	693	0.00%	$11,781.00
Tower Research Capital LLC (TRC)	31 Mar, 2026	354	84	31.11%	$5,345.00
NATIONAL BANK OF CANADA /FI/	31 Mar, 2026	245	0	0.00%	$4,116.00
NATIONAL BANK OF CANADA /FI/	31 Mar, 2026	245	0	0.00%	$3,650.00
Tower Research Capital LLC (TRC)	31 Mar, 2026	170	-184	-51.98%	$2,890.00
Federation des caisses Desjardins du Quebec	31 Mar, 2026	25	0	0.00%	$378.00
Federation des caisses Desjardins du Quebec	31 Mar, 2026	25	0	0.00%	$425.00
Bank Of America Corp /De/	31 Mar, 2026	14	-10	-41.67%	$211.00
Western Wealth Management, LLC	31 Mar, 2026	2	2	0.00%	$32.00
Wells Fargo & Company/Mn	31 Mar, 2026	0	0	0.00%	$3.00

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