About this data
What it is
When a company's officers, directors or owners of more than 10% buy or sell its stock, they must report the trade to the SEC on Form 4. This feed shows purchases and sales on the open market; stock grants, option exercises and shares withheld for tax are left out.
Who files it
The insider, usually through the company, within two business days of the trade.
How current
We collect new filings throughout the day on SEC business days.
Worth knowing
Sales are often routine: insiders sell to diversify, to pay taxes, or under a 10b5-1 plan set up months in advance. A purchase with their own money is less common, which is why many investors pay closer attention to it.

All of this comes from public filings.

Open-market trades per day, last 30 days

05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0
05001,000Oct 17 · Purchases: 0Oct 17 · Sales: 0Oct 17Oct 18 · Purchases: 0Oct 18 · Sales: 0Oct 19 · Purchases: 29Oct 19 · Sales: 159Oct 20 · Purchases: 45Oct 20 · Sales: 209Oct 21 · Purchases: 38Oct 21 · Sales: 183Oct 21Oct 22 · Purchases: 50Oct 22 · Sales: 130Oct 23 · Purchases: 77Oct 23 · Sales: 126Oct 24 · Purchases: 1Oct 24 · Sales: 0Oct 25 · Purchases: 0Oct 25 · Sales: 0Oct 25Oct 26 · Purchases: 60Oct 26 · Sales: 171Oct 27 · Purchases: 27Oct 27 · Sales: 217Oct 28 · Purchases: 44Oct 28 · Sales: 135Oct 29 · Purchases: 35Oct 29 · Sales: 199Oct 29Oct 30 · Purchases: 68Oct 30 · Sales: 270Oct 31 · Purchases: 3Oct 31 · Sales: 0Nov 1 · Purchases: 2Nov 1 · Sales: 0Nov 2 · Purchases: 79Nov 2 · Sales: 826Nov 2Nov 3 · Purchases: 66Nov 3 · Sales: 337Nov 4 · Purchases: 67Nov 4 · Sales: 535Nov 5 · Purchases: 108Nov 5 · Sales: 458Nov 6 · Purchases: 137Nov 6 · Sales: 390Nov 6Nov 7 · Purchases: 0Nov 7 · Sales: 0Nov 8 · Purchases: 0Nov 8 · Sales: 0Nov 9 · Purchases: 110Nov 9 · Sales: 457Nov 10 · Purchases: 97Nov 10 · Sales: 406Nov 10Nov 11 · Purchases: 98Nov 11 · Sales: 330Nov 12 · Purchases: 54Nov 12 · Sales: 167Nov 13 · Purchases: 23Nov 13 · Sales: 28Nov 14 · Purchases: 0Nov 14 · Sales: 0Nov 14Nov 15 · Purchases: 0Nov 15 · Sales: 0

Purchases Sales

By trade date. Insiders have two business days to file, so the most recent days fill in later.

Latest open-market insider trades

Reset

Showing: ticker BELFA

Latest open-market insider trades
TradedInsiderCompanyTypeSharesPriceValueFiling
Sep 14, 2026Vincent Vellucci
Director
BELFB
Bel Fuse Inc. Class B
Sale1,000$235.15$235.2K SaleForm 4 ↗
Sep 2, 2026Vincent Vellucci
Director
BELFB
Bel Fuse Inc. Class B
Sale393$243.61$95.7K SaleForm 4 ↗
Aug 12, 2026Peter E. Gilbert
Director
BELFB
Bel Fuse Inc. Class B
Sale500$292.12$146.1K SaleForm 4 ↗
Jun 1, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale36$274.91$9,897 SaleForm 4 ↗
Jun 1, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale214$272.42$58.3K SaleForm 4 ↗
Jun 1, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale46$271.56$12.5K SaleForm 4 ↗
Jun 1, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale310$270.51$83.9K SaleForm 4 ↗
Jun 1, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale92$269.68$24.8K SaleForm 4 ↗
Jun 1, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale33$266.98$8,810 SaleForm 4 ↗
Mar 16, 2026Kenneth Koon Keung Lai
VP of Asia Operations
BELFB
Bel Fuse Inc. Class B
Sale552$203.21$112.2K SaleForm 4 ↗
Mar 16, 2026Daniel Bernstein
Director, 10% owner
BELFB
Bel Fuse Inc. Class B
Sale6,667$203.21$1.4M SaleForm 4 ↗
Mar 16, 2026Stephen Dawson
Pres. - Power Solutions
BELFB
Bel Fuse Inc. Class B
Sale3,444$203.21$699.9K SaleForm 4 ↗
Mar 16, 2026Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale214$203.21$43.5K SaleForm 4 ↗
Mar 6, 2026Peter Bittner
Pres. - Connectivity Solution
BELFB
Bel Fuse Inc. Class B
Sale12,311$195.00$2.4M SaleForm 4 ↗
Mar 5, 2026Peter Bittner
Pres. - Connectivity Solution
BELFB
Bel Fuse Inc. Class B
Sale10,000$209.00$2.1M SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale64$238.40$15.3K SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale2,496$237.78$593.5K SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale9,362$237.05$2.2M SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale3,222$235.81$759.8K SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale4,695$234.68$1.1M SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale6,028$233.88$1.4M SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale3$236.84$711 SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale4,997$235.75$1.2M SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale44$218.45$9,612 SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale887$217.13$192.6K SaleForm 4 ↗
Feb 25, 2026Farouq Salem Ali Tuweiq
President and CEO, Director
BELFB
Bel Fuse Inc. Class B
Sale2,169$215.65$467.7K SaleForm 4 ↗
Feb 24, 2026Peter E. Gilbert
Director
BELFB
Bel Fuse Inc. Class B
Sale4,500$238.75$1.1M SaleForm 4 ↗
Dec 12, 2025Lynn Hutkin
Chief Financial Officer
BELFB
Bel Fuse Inc. Class B
Sale700$171.74$120.2K SaleForm 4 ↗
Dec 12, 2025Lynn Hutkin
Chief Financial Officer
BELFB
Bel Fuse Inc. Class B
Sale700$171.39$120.0K SaleForm 4 ↗
Dec 12, 2025Lynn Hutkin
Chief Financial Officer
BELFB
Bel Fuse Inc. Class B
Sale1,079$169.49$182.9K SaleForm 4 ↗
Dec 12, 2025Lynn Hutkin
Chief Financial Officer
BELFB
Bel Fuse Inc. Class B
Sale2,521$168.71$425.3K SaleForm 4 ↗
Nov 18, 2025Daniel Bernstein
Director, 10% owner
BELFB
Bel Fuse Inc. Class B
Sale677$141.96$96.1K SaleForm 4 ↗
Nov 18, 2025Kenneth Koon Keung Lai
VP of Asia Operations
BELFB
Bel Fuse Inc. Class B
Sale564$141.96$80.1K SaleForm 4 ↗
Nov 18, 2025Joseph Berry
VP, Pres of Magnetic Solutions
BELFB
Bel Fuse Inc. Class B
Sale119$141.96$16.9K SaleForm 4 ↗
Nov 17, 2025Daniel Bernstein
Director, 10% owner
BELFB
Bel Fuse Inc. Class B
Sale2,323$144.23$335.0K SaleForm 4 ↗
Nov 17, 2025Kenneth Koon Keung Lai
VP of Asia Operations
BELFB
Bel Fuse Inc. Class B
Sale1,936$144.23$279.2K SaleForm 4 ↗
Nov 17, 2025Joseph Berry
VP, Pres of Magnetic Solutions
BELFB
Bel Fuse Inc. Class B
Sale408$144.23$58.8K SaleForm 4 ↗
Aug 1, 2025Kenneth Koon Keung Lai
VP of Asia Operations
BELFB
Bel Fuse Inc. Class B
Sale1,900$128.00$243.2K SaleForm 4 ↗
Jul 31, 2025Stephen Dawson
Pres. - Power Solutions
BELFB
Bel Fuse Inc. Class B
Sale1,200$127.07$152.5K SaleForm 4 ↗
Jun 13, 2025Kenneth Koon Keung Lai
VP of Asia Operations
BELFB
Bel Fuse Inc. Class B
Sale4,000$84.03$336.1K SaleForm 4 ↗
Apr 30, 2025Daniel Bernstein
President and CEO, Director, 10% owner
BELFB
Bel Fuse Inc. Class B
Sale6,652$65.82$437.8K SaleForm 4 ↗
Mar 17, 2025Suzanne Kozlovsky
Global Head of People
BELFB
Bel Fuse Inc. Class B
Sale194$75.91$14.7K SaleForm 4 ↗
Nov 26, 2024Joseph Francis Berry
VP of Magnetic Solutions
BELFB
Bel Fuse Inc. Class B
Sale1,000$80.30$80.3K SaleForm 4 ↗
Nov 21, 2024Stephen Dawson
Pres. - Power Solutions
BELFB
Bel Fuse Inc. Class B
Sale1,500$77.65$116.5K SaleForm 4 ↗

44 items, most recent first (up to 50). Every row links to its original filing. Updated Nov 15, 2026, 6:31 PM EST.

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