NIGON RICHARD

CIK 00012138697 companiesCIRCLE PINES, MN

SEC Profile

Transactions

Companies

Filings

CIK

0001213869

Recent Transactions

50 trades

Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2026-09-01+7,426→ 54,574 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2026-07-20−12,000→ 0 total
Sale
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2026-07-20$8.00/sh−12,000→ 47,148 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2026-07-20$6.70/sh+12,000→ 59,148 total
Award
Celcuity Inc.$CELC
Common Stock
2026-06-05+1,530→ 80,565 total
Gift
Celcuity Inc.$CELC
Common Stock
2026-04-09−10,000→ 79,035 total
Gift
Celcuity Inc.$CELC
Common Stock
2025-12-15−19,975→ 89,035 total
Exercise of In-Money
Celcuity Inc.$CELC
Common Stock
2025-09-11$7.56/sh+4,672→ 105,765 total
Exercise of In-Money
Celcuity Inc.$CELC
Warrants (right to buy)
2025-09-11−4,672→ 0 total
Exercise of In-Money
Celcuity Inc.$CELC
Warrants (right to buy)
2025-09-11−3,245→ 0 total
Exercise of In-Money
Celcuity Inc.$CELC
Common Stock
2025-09-11$7.56/sh+3,245→ 109,010 total
Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2025-09-01+8,086→ 47,148 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2025-07-24−12,000→ 0 total
Tax Payment
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2025-07-24$8.20/sh−10,873→ 39,062 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2025-07-24$7.43/sh+12,000→ 49,935 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2025-05-19+14,048→ 14,048 total
Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2024-09-01+11,811→ 11,811 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2024-08-01−12,000→ 0 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2024-08-01$10.05/sh+12,000→ 45,600 total
Tax Payment
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2024-08-01$13.11/sh−7,665→ 37,935 total
Exercise of In-Money
Celcuity Inc.$CELC
Warrants (right to buy)
2024-06-10−5,061→ 0 total
Exercise of In-Money
Celcuity Inc.$CELC
Common Stock
2024-06-10$9.50/sh+5,061→ 101,093 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2024-06-04+8,153→ 8,153 total
Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2023-09-01+11,905→ 11,905 total
Sale
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2023-07-27$12.17/sh−1,847→ 33,600 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2023-07-26−12,000→ 0 total
Tax Payment
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2023-07-26$12.33/sh−7,153→ 35,447 total
Exercise/Conversion
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Common Stock
2023-07-26$7.35/sh+12,000→ 42,600 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2023-05-15+11,645→ 11,645 total
Purchase
Celcuity Inc.$CELC
Common Stock
2022-09-09$8.99/sh+5,000→ 96,032 total
Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2022-09-01+12,371→ 12,371 total
Purchase
Celcuity Inc.$CELC
Common Stock
2022-05-25$5.94/sh+754→ 91,032 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17+3,201→ 3,201 total
Disposition to Issuer
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17−3,201→ 0 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17+8,200→ 8,200 total
Disposition to Issuer
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17−8,200→ 0 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17+24,449→ 24,449 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17+4,619→ 4,619 total
Disposition to Issuer
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17−4,619→ 0 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17+5,054→ 5,054 total
Disposition to Issuer
Celcuity Inc.$CELC
Stock Option (right to buy)
2022-05-17−5,054→ 0 total
Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2021-09-01+8,230→ 8,230 total
Award
TACTILE SYSTEMS TECHNOLOGY INC$TCMD
Common Stock
2021-05-17+2,490→ 21,131 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2021-05-12+4,619→ 4,619 total
Award
NORTHERN TECHNOLOGIES INTERNATIONAL CORP$NTIC
Stock Option (right to buy)
2020-09-01+19,231→ 19,231 total
Award
Celcuity Inc.$CELC
Stock Option (right to buy)
2020-05-14+25,308→ 25,308 total
Award
TACTILE SYSTEMS TECHNOLOGY INC$TCMD
Common Stock
2020-05-04+2,672→ 18,641 total
Award
TACTILE SYSTEMS TECHNOLOGY INC$TCMD
Common Stock
2019-12-31$67.51/sh+148→ 15,969 total
Gift
TACTILE SYSTEMS TECHNOLOGY INC$TCMD
Common Stock
2019-12-09−1,200→ 15,821 total
Award
TACTILE SYSTEMS TECHNOLOGY INC$TCMD
Common Stock
2019-09-30$42.32/sh+236→ 17,021 total

Companies

Recent Filings

Address

C/O NORTHERN TECHNOLOGIES INT'L CORP. 4201 WOODLAND ROAD, PO BOX 69

CIRCLE PINES, MN, 55014

View on SEC.gov