- Corporate Officers - N
- Nigon Richard
Insider Trading History of Nigon Richard
The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Nigon Richard since 2015.
This trader's CIK number is 1213869.
At the time of last reporting, Nigon Richard was the Director of Northern Technologies International Corp. (stock ticker symbol NTIC).
Also see all insider trading activities at Northern Technologies International Corp.
Note that in the past
NIGON RICHARD also reported insider trading activities as an insider of the following companies:
Yearly summary of insider trading at Northern Technologies International Corp (NTIC) by Nigon Richard
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2025 | NTIC | 0 | $0 | 0 | $0 | 12,000 | $89,160 |
| 2024 | NTIC | 0 | $0 | 0 | $0 | 12,000 | $120,600 |
| 2023 | NTIC | 0 | $0 | 1,847 | $22,477 | 12,000 | $88,200 |
| 2017 | NTIC | 0 | $0 | 0 | $0 | 5,500 | $56,375 |
| 2015 | NTIC | 0 | $0 | 0 | $0 | 6,333 | $62,836 |
Yearly summary of insider trading at Vascular Solutions Inc (VASC) by Nigon Richard
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2015 | VASC | 0 | $0 | 14,000 | $455,280 | 10,000 | $98,800 |
Yearly summary of insider trading at Celcuity Inc. (CELC) by Nigon Richard
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2022 | CELC | 754 | $4,481 | 0 | $0 | 0 | $0 |
| 2018 | CELC | 19,747 | $407,855 | 0 | $0 | 0 | $0 |
| 2017 | CELC | 16,000 | $278,250 | 0 | $0 | 0 | $0 |
Yearly summary of insider trading at Tactile Systems Technology Inc (TCMD) by Nigon Richard
| | Insider Buying | Insider Sales | Option Exercises |
|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
|---|
| 2019 | TCMD | 0 | $0 | 26,876 | $1,343,453 | 0 | $0 |
| 2017 | TCMD | 20,000 | $402,879 | 0 | $0 | 0 | $0 |
| 2016 | TCMD | 18,750 | $315,372 | 0 | $0 | 6,103 | $4,150 |
Insider trading activities at 4 companies by Nigon Richard:
1. Northern Technologies International Corp (NTIC)
2. Vascular Solutions Inc (VASC)
3. Celcuity Inc. (CELC)
4. Tactile Systems Technology Inc (TCMD)
Table 1. Insider trading of Northern Technologies International Corp (NTIC) by Nigon Richard
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2025-07-24 | NTIC | Option Ex | 12,000 | 7.43 | 89,160 |
| 2024-08-01 | NTIC | Option Ex | 12,000 | 10.05 | 120,600 |
| 2023-07-27 | NTIC | Sale | 1,847 | 12.17 | 22,477 |
| 2023-07-26 | NTIC | Option Ex | 12,000 | 7.35 | 88,200 |
| 2017-09-07 | NTIC | Option Ex | 1,500 | 10.25 | 15,375 |
| 2017-04-27 | NTIC | Option Ex | 4,000 | 10.25 | 41,000 |
| 2015-08-17 | NTIC | Option Ex | 4,000 | 9.76 | 39,040 |
| 2015-01-15 | NTIC | Option Ex | 2,333 | 10.20 | 23,796 |
Table 2. Insider trading of Vascular Solutions Inc (VASC) by Nigon Richard
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2015-11-04 | VASC | Sale | 8,000 | 32.40 | 259,200 |
| 2015-05-28 | VASC | Sale | 6,000 | 32.68 | 196,080 |
| 2015-04-02 | VASC | Option Ex | 10,000 | 9.88 | 98,800 |
Table 3. Insider trading of Celcuity Inc. (CELC) by Nigon Richard
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2022-05-25 | CELC | Buy | 754 | 5.94 | 4,481 |
| 2018-09-11 | CELC | Buy | 9,747 | 22.31 | 217,455 |
| 2018-05-31 | CELC | Buy | 10,000 | 19.04 | 190,400 |
| 2017-11-28 | CELC | Buy | 7,500 | 17.48 | 131,100 |
| 2017-11-21 | CELC | Buy | 1,000 | 18.15 | 18,150 |
| 2017-11-20 | CELC | Buy | 7,500 | 17.20 | 129,000 |
Table 4. Insider trading of Tactile Systems Technology Inc (TCMD) by Nigon Richard
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|
| 2019-09-10 | TCMD | Sale | 4,583 | 49.92 | 228,797 |
| 2019-09-09 | TCMD | Sale | 5,354 | 49.30 | 263,957 |
| 2019-09-04 | TCMD | Sale | 39 | 49.35 | 1,924 |
| 2019-09-05 | TCMD | Sale | 1,900 | 49.35 | 93,765 |
| 2019-05-15 | TCMD | Sale | 15,000 | 50.33 | 755,010 |
| 2017-03-13 | TCMD | Buy | 20,000 | 20.14 | 402,879 |
| 2016-12-13 | TCMD | Option Ex | 6,103 | .68 | 4,150 |
| 2016-09-14 | TCMD | Buy | 15,565 | 17.00 | 264,667 |
| 2016-09-13 | TCMD | Buy | 3,185 | 15.92 | 50,705 |
Insider trading activities including stock purchases, stock sales, and option exercises
listed in the above table cannot be completely guaranteed as to their accuracy.
For more information regarding the trades made by Nigon Richard
(Director of Northern Technologies International Corp at the time of this reporting) see
the Securities and Exchange Commission (SEC) website.