NIGON RICHARD

NTIC

NIGON RICHARD serves as director at Northern Technologies International Corporation (NTIC). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

2 trades

$49.4K

Total Sells

5 trades

$315.6K

Net Position

Net Seller

$266.2K

Companies Traded

NTIC, CELC

Active Period

May 2022 – Jul 2026

7 total trades

Most Recent

Sell NTIC

Jul 21, 2026 · $96.0K

NIGON RICHARD's Insider Trading at Northern Technologies International Corporation (NTIC)

Buys

0 · $0.00

Sells

3 · $207.7K

Total Shares Bought

Total Shares Sold

24,720

NTIC Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Jul 21, 2026	Sell	12,000	$8.00	$96.0K	47,148
Jul 24, 2025	Sell	10,873	$8.20	$89.2K	0
Jul 27, 2023	Sell	1,847	$12.17	$22.5K	33,600

NIGON RICHARD's Insider Trading at Celcuity Inc. (CELC)

Buys

2 · $49.4K

Sells

2 · $108.0K

Total Shares Bought

5,754

Total Shares Sold

12,978

CELC Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value
Sep 11, 2025	Sell	7,917	$7.56	$59.9K
Jun 10, 2024	Sell	5,061	$9.50	$48.1K
Sep 9, 2022	Buy	5,000	$8.99	$44.9K
May 25, 2022	Buy	754	$5.94	$4.5K

Related Insiders

BAKER BROS. ADVISORS LP

other: Former 10% owner

CELCSell · Jul 16, 2026

Richard E Buller

Director

CELCSell · May 6, 2026

David Dalvey

Director

CELCSell · May 6, 2026

Brian F. Sullivan

Chief Executive Officer

CELCSell · Sep 2, 2025

Nancy E. Calderon

Director

NTICSell · Sep 1, 2025

Explore More Insider Trading Data

NTIC Insider Trading Activity

View all insider trades at Northern Technologies International Corporation

Basic Materials Sector Insider Trades

See insider activity across basic materials stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity