A
Acorn Energy, Inc. Common Stock
ACFN • NASDAQ
Acorn Energy, Inc. Common Stock is a services-engineering services company on NASDAQ. As of Q3 2025, 13 institutional investors hold shares in this company, with total holdings valued at $2.3M. VANGUARD GROUP INC is the largest holder with a position valued at $900.6K.
Overview
Overview of institutional ownership in ACFN as of Q3 2025
All Institutions
- Institutions
- 13
- Value Held
- $2.3M
- Shares Held
- 80.8K
- Avg Position
- $177.6K
- Median Position
- $39.0K
Hedge Funds
- Hedge Funds
- 1
- Value Held
- $322.7K
- Shares Held
- 11.3K
- Avg Position
- $322.7K
- Median Position
- $322.7K
Biggest Investors
Institutions with the largest positions in ACFN as of Q3 2025
| Institution | Position Value |
|---|---|
 VANGUARD GROUP INC Institution | $900.6K 0.00% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $342.8K 0.00% of portfolio |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $322.7K 0.00% of portfolio |
J JANE STREET GROUP, LLC Institution | $291.1K 0.00% of portfolio |
N Northstar Group, Inc. RIA/Wealth | $250.1K 0.04% of portfolio |
A Advisor Group Holdings, Inc. Institution | $112.7K 0.00% of portfolio |
 UBS Group AG Institution | $39.0K 0.00% of portfolio |
 Access Investment Management LLC RIA/Wealth | $25.2K 0.01% of portfolio |
 MORGAN STANLEY RIA/Wealth | $8.9K 0.00% of portfolio |
T Tower Research Capital LLC Institution | $7.7K 0.00% of portfolio |
Net Capital Flow
Institutional buying and selling activity for ACFN in Q3 2025
- Traded
- +$2.3M
- Buyers
- 13
- Sellers
- 0
- Total Bought
- +$2.3M
- Total Sold
- −-
- Avg Position
- $153.9K
Biggest Buyers
| Institution | Net Bought |
|---|---|
VANGUARD GROUP INC Institution | +$900.6K +31.5K shares |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | +$342.8K +12.0K shares |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | +$322.7K +11.3K shares |
J JANE STREET GROUP, LLC Institution | +$291.1K +10.2K shares |
N Northstar Group, Inc. RIA/Wealth | +$250.1K +8.7K shares |
A Advisor Group Holdings, Inc. Institution | +$112.7K +4.0K shares |
UBS Group AG Institution | +$39.0K +1.4K shares |
Access Investment Management LLC RIA/Wealth | +$25.2K +880.0 shares |
MORGAN STANLEY RIA/Wealth | +$8.9K +312.0 shares |
T Tower Research Capital LLC Institution | +$7.7K +270.0 shares |
Biggest Sellers
| Institution | Net Sold | |
|---|---|---|
| No sellers found | ||
Entry and Exit Activity
Institutions that initiated new positions or completely exited ACFN in Q3 2025
- New Positions
- 5
- New Value
- $395.4K
- Exited Positions
- 0
- Exited Value
- -
New Positions
| Institution | Position Value |
|---|---|
N Northstar Group, Inc. RIA/Wealth | $250.1K 8.7K shares |
A Advisor Group Holdings, Inc. Institution | $112.7K 4.0K shares |
Access Investment Management LLC RIA/Wealth | $25.2K 880.0 shares |
N NATIONAL BANK OF CANADA /FI/ Institution | $6.8K 245.0 shares |
 Federation des caisses Desjardins du Quebec Fund of Funds | $715.0 25.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
| No exited positions found | |
Options Activity
Institutions with the largest Call and Put options positions in ACFN as of Q3 2025
- Call Positions
- 0
- Call Value
- -
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
| No call positions found | |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with ACFN as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
N Northstar Group, Inc. RIA/Wealth | 0.04% $250.1K |
Access Investment Management LLC RIA/Wealth | 0.01% $25.2K |
J JANE STREET GROUP, LLC Institution | 0.00% $291.1K |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | 0.00% $322.7K |
T Tower Research Capital LLC Institution | 0.00% $7.7K |
A Advisor Group Holdings, Inc. Institution | 0.00% $112.7K |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | 0.00% $342.8K |
VANGUARD GROUP INC Institution | 0.00% $900.6K |
N NATIONAL BANK OF CANADA /FI/ Institution | 0.00% $6.8K |
UBS Group AG Institution | 0.00% $39.0K |
Hedge Fund Spotlight
Discover hedge funds investing in ACFN
CITADEL ADVISORS LLC
Hedge Fund • Multi-Strategy
Portfolio ManagerKenneth Cordele Griffin
- Portfolio Value
- $122.08B
- Positions
- 5,531
- Last Reported
- Q3 2025
Sector Allocation
A
Position in Acorn Energy, Inc. Common Stock
- Market Value
- $322.7K
- Shares Held
- 11.3K
- Portfolio Weight
- 0.00%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Software - Infrastructure Technology | $2.1B | 1.68% | |
Semiconductors Technology | $1.8B | 1.50% | |
Internet Content & Information Communication Services | $1.4B | 1.18% |
