Energy Focus, Inc.
Energy Focus, Inc. (EFOI) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · EFOI · as of Jun 8, 2026
Activity summary
Buy transactions
2
P-Purchase only
Sell transactions
0
12 Months
Buy/Sell ratio
∞
Buy/Sell (by trades)
Overall sentiment
Energy Focus, Inc. insiders have been net buyers of shares over the past 12 Months, which may signal confidence in the company's outlook.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 8, 2026
EFOI insider buying and selling by quarter
EFOI insider selling · EFOI insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 8, 2026
Active insiders
Most active in past 12 months · EFOI ceo insider trading
Showing all insiders · Click a card to filter the transactions table below
▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API
Recent insider transactions
EFOI executive sell shares · EFOI board member insider trading · EFOI insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Nov 26, 2025 | Huang Chiao Chieh CEO · Director | Purchase | 262,009 | $600K | Form 4 |
| Aug 15, 2025 | Huang Chiao Chieh CEO · Director | Purchase | 264,550 | $500K | Form 4 |
| Jun 23, 2025 | Huang Chiao Chieh CEO · Director | Purchase | 110,497 | $200K | Form 4 |
| Mar 27, 2025 | Huang Chiao Chieh CEO · Director | Purchase | 103,627 | $200K | Form 4 |
| Jun 29, 2023 | Huang Chiao Chieh Director | Award | 343,465 | $604K | Form 4 |
| Mar 28, 2023 | Huang Chiao Chieh Director | Award | 108,502 | $61K | Form 4 |
| Mar 30, 2023 | Huang Gina Director | Award | 500,000 | $250K | Form 4 |
| Feb 24, 2023 | Huang Gina Director | Award | 803,212 | $400K | Form 4 |
| Jan 17, 2023 | Huang Gina Director | Award | 1,451,597 | $817K | Form 4 |
| Jan 10, 2023 | Huang Gina Director | Award | 325,803 | $150K | Form 4 |
| Jan 5, 2023 | Huang Gina Director | Award | 257,798 | $100K | Form 4 |
| Jun 22, 2022 | Socolof Stephen Chairman and Interim CEO · Director | Option | 5,000 | — | Form 4 |
| Jun 22, 2022 | Politziner Philip Director | Option | 5,000 | — | Form 4 |
| Jun 22, 2022 | Lagarto Brian J Director | Option | 10,000 | — | Form 4 |
| Jun 22, 2022 | Parker Jeffery Robert Director | Option | 10,000 | — | Form 4 |
| Jun 22, 2022 | Huang Gina Director | Option | 5,000 | — | Form 4 |
| Jun 22, 2022 | Cheng Jennifer Y Director | Option | 5,000 | — | Form 4 |
| Sep 28, 2021 | Warren James Raymond III SVP, GC & Corp. Secretary | Option | 800 | — | Form 4 |
| Aug 25, 2021 | Politziner Philip Director | Purchase | 3,000 | $10K | Form 4 |
| Aug 18, 2021 | Socolof Stephen Director | Purchase | 3,500 | $10K | Form 4 |
| Aug 16, 2021 | Tu James Chairman and CEO · Director | Purchase | 5,000 | $14K | Form 4 |
| May 26, 2021 | Cheng Jennifer Y Director | Option | 10,000 | — | Form 4 |
| May 26, 2021 | Socolof Stephen Director | Option | 10,000 | — | Form 4 |
| May 26, 2021 | Huang Gina Director | Option | 10,000 | — | Form 4 |
| May 26, 2021 | Politziner Philip Director | Option | 10,000 | — | Form 4 |
Huang Chiao Chieh
CEO · Director
Date
Nov 26
Shares
262,009
Price
$2.29
Value
$600K
Huang Chiao Chieh
CEO · Director
Date
Aug 15
Shares
264,550
Price
$1.89
Value
$500K
Huang Chiao Chieh
CEO · Director
Date
Jun 23
Shares
110,497
Price
$1.81
Value
$200K
Huang Chiao Chieh
CEO · Director
Date
Mar 27
Shares
103,627
Price
$1.93
Value
$200K
Socolof Stephen
Chairman and Interim CEO · Director
Date
Jun 22
Shares
5,000
Price
—
Value
—
Warren James Raymond III
SVP, GC & Corp. Secretary
Date
Sep 28
Shares
800
Price
—
Value
—
Tu James
Chairman and CEO · Director
Date
Aug 16
Shares
5,000
Price
$2.70
Value
$14K
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About EFOI insider trading
EFOI insider trades
Energy Focus, Inc. (EFOI) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Huang Chiao Chieh (CEO · Director). Over the past 12 months, 1 insiders have filed transactions with the SEC. EFOI insiders have been primarily buying, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For Energy Focus, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
EFOI insider trading · 5 questionsThe insiders of Energy Focus, Inc. (EFOI) include executives and directors such as Huang Chiao Chieh (CEO · Director), among others. Over the past 12 months, 1 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026