WILMINGTON, DE
ACORN ENERGY, INC.ACFN— Latest position per institution from SEC 13F filings
15
Institutional holders
183.55K
Total shares held
3.29M
Estimated value
9.18K
Avg. position size
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
37.98K
Value
646.82K
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
36.36K
Value
549.07K
Filed
Dec 31, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
18.17K
Value
309.74K
Filed
Jun 30, 2026
CITADEL ADVISORS LLC
CIK 1423053
Shares
16.32K
Value
277.95K
Filed
Jun 30, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC
CIK 1107261
Shares
12.50K
Value
212.88K
Filed
Jun 30, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
11.40K
Value
172.14K
Filed
Dec 31, 2025
JANE STREET GROUP, LLC
CIK 1595888
Shares
10.18K
Value
291.15K
Filed
Sep 30, 2025
MINK BROOK ASSET MANAGEMENT LLC
CIK 2052205
Shares
10K
Value
170.30K
Filed
Jun 30, 2026
NORTHSTAR GROUP, INC.
CIK 1631408
Shares
8.74K
Value
250.05K
Filed
Sep 30, 2025
VANGUARD FIDUCIARY TRUST CO
CIK 933478
Shares
8.43K
Value
143.53K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
5.40K
Value
92.01K
Filed
Jun 30, 2026
ROYAL BANK OF CANADA
CIK 1000275
Shares
3K
Value
86K
Filed
Sep 30, 2025
MORGAN STANLEY
CIK 895421
Shares
2.31K
Value
34.91K
Filed
Dec 31, 2025
ACCESS INVESTMENT MANAGEMENT LLC
CIK 2010477
Shares
1.10K
Value
22K
Filed
Sep 30, 2026
UBS GROUP AG
CIK 1610520
Shares
693.00
Value
11.78K
Filed
Mar 31, 2026
OSAIC HOLDINGS, INC.
CIK 1677044
Shares
351.00
Value
5.97K
Filed
Jun 30, 2026
TOWER RESEARCH CAPITAL LLC (TRC)
CIK 1533421
Shares
327.00
Value
5.57K
Filed
Jun 30, 2026
NATIONAL BANK OF CANADA /FI/
CIK 926171
Shares
245.00
Value
4.12K
Filed
Jun 30, 2026
FEDERATION DES CAISSES DESJARDINS DU QUEBEC
CIK 2022297
Shares
25.00
Value
426.00
Filed
Jun 30, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
14.00
Value
211.00
Filed
Dec 31, 2025
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 37.98K | 646.82K | Jun 30, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 36.36K | 549.07K | Dec 31, 2025 |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 18.17K | 309.74K | Jun 30, 2026 |
| 4 | CITADEL ADVISORS LLC | 1423053 | 16.32K | 277.95K | Jun 30, 2026 |
| 5 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 1107261 | 12.50K | 212.88K | Jun 30, 2026 |
| 6 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 11.40K | 172.14K | Dec 31, 2025 |
| 7 | JANE STREET GROUP, LLC | 1595888 | 10.18K | 291.15K | Sep 30, 2025 |
| 8 | MINK BROOK ASSET MANAGEMENT LLC | 2052205 | 10K | 170.30K | Jun 30, 2026 |
| 9 | NORTHSTAR GROUP, INC. | 1631408 | 8.74K | 250.05K | Sep 30, 2025 |
| 10 | VANGUARD FIDUCIARY TRUST CO | 933478 | 8.43K | 143.53K | Jun 30, 2026 |
| 11 | BLACKROCK, INC. | 2012383 | 5.40K | 92.01K | Jun 30, 2026 |
| 12 | ROYAL BANK OF CANADA | 1000275 | 3K | 86K | Sep 30, 2025 |
| 13 | MORGAN STANLEY | 895421 | 2.31K | 34.91K | Dec 31, 2025 |
| 14 | ACCESS INVESTMENT MANAGEMENT LLC | 2010477 | 1.10K | 22K | Sep 30, 2026 |
| 15 | UBS GROUP AG | 1610520 | 693.00 | 11.78K | Mar 31, 2026 |
| 16 | OSAIC HOLDINGS, INC. | 1677044 | 351.00 | 5.97K | Jun 30, 2026 |
| 17 | TOWER RESEARCH CAPITAL LLC (TRC) | 1533421 | 327.00 | 5.57K | Jun 30, 2026 |
| 18 | NATIONAL BANK OF CANADA /FI/ | 926171 | 245.00 | 4.12K | Jun 30, 2026 |
| 19 | FEDERATION DES CAISSES DESJARDINS DU QUEBEC | 2022297 | 25.00 | 426.00 | Jun 30, 2026 |
| 20 | BANK OF AMERICA CORP /DE/ | 70858 | 14.00 | 211.00 | Dec 31, 2025 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.