The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Buchholz Richard since 2018.
This trader's CIK number is 1737133.
At the time of last reporting, Buchholz Richard was the Director of Shoulder Innovations, Inc.. (stock ticker symbol SI).
Also see all insider trading activities at Shoulder Innovations, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | INSP | 0 | $0 | 11,000 | $1,027,290 | 25,008 | $1,414,827 |
| 2024 | INSP | 0 | $0 | 15,000 | $3,450,450 | 0 | $0 |
| 2023 | INSP | 0 | $0 | 0 | $0 | 6,100 | $251,179 |
| 2022 | INSP | 0 | $0 | 15,000 | $3,869,445 | 0 | $0 |
| 2021 | INSP | 0 | $0 | 20,000 | $4,522,260 | 17,255 | $398,273 |
| 2020 | INSP | 0 | $0 | 30,000 | $3,667,785 | 65,703 | $622,861 |
| 2019 | INSP | 0 | $0 | 30,000 | $1,737,440 | 58,000 | $98,975 |
| 2018 | INSP | 4,750 | $76,000 | 0 | $0 | 0 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | SI | 1,000 | $14,840 | 0 | $0 | 0 | $0 |
| 2025 | SI | 5,000 | $75,000 | 0 | $0 | 0 | $0 |
1. Inspire Medical Systems, Inc. (INSP)
2. Shoulder Innovations, Inc. (SI)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-29 | INSP | Sale | 11,000 | 93.39 | 1,027,290 |
| 2025-08-19 | INSP | Option Ex | 25,008 | 56.58 | 1,414,827 |
| 2024-04-17 | INSP | Sale | 15,000 | 230.03 | 3,450,450 |
| 2023-01-25 | INSP | Option Ex | 6,100 | 41.18 | 251,179 |
| 2022-04-01 | INSP | Sale | 15,000 | 257.96 | 3,869,445 |
| 2021-09-28 | INSP | Option Ex | 4,755 | 17.82 | 84,748 |
| 2021-03-12 | INSP | Option Ex | 12,500 | 25.08 | 313,525 |
| 2021-02-25 | INSP | Sale | 20,000 | 226.11 | 4,522,260 |
| 2020-12-15 | INSP | Sale | 3,000 | 189.02 | 567,054 |
| 2020-11-17 | INSP | Sale | 3,000 | 170.51 | 511,530 |
| 2020-10-20 | INSP | Sale | 3,000 | 122.34 | 367,029 |
| 2020-10-09 | INSP | Option Ex | 8,267 | 13.60 | 112,456 |
| 2020-09-22 | INSP | Sale | 6,000 | 126.24 | 757,422 |
| 2020-07-21 | INSP | Option Ex | 3,000 | 2.07 | 6,209 |
| 2020-07-22 | INSP | Option Ex | 42,436 | 11.30 | 479,357 |
| 2020-07-21 | INSP | Sale | 3,000 | 99.61 | 298,830 |
| 2020-06-23 | INSP | Sale | 12,000 | 97.16 | 1,165,920 |
| 2020-06-23 | INSP | Option Ex | 12,000 | 2.07 | 24,839 |
| 2019-09-30 | INSP | Option Ex | 28,000 | 1.32 | 36,876 |
| 2019-08-19 | INSP | Sale | 4,000 | 66.20 | 264,800 |
| 2019-08-19 | INSP | Option Ex | 4,000 | 2.07 | 8,280 |
| 2019-07-16 | INSP | Option Ex | 4,000 | 2.07 | 8,280 |
| 2019-07-16 | INSP | Sale | 4,000 | 68.34 | 273,360 |
| 2019-06-17 | INSP | Option Ex | 4,000 | 2.07 | 8,280 |
| 2019-06-17 | INSP | Sale | 4,000 | 55.90 | 223,580 |
| 2019-05-20 | INSP | Sale | 4,000 | 50.05 | 200,200 |
| 2019-05-20 | INSP | Option Ex | 4,000 | 2.07 | 8,280 |
| 2019-04-16 | INSP | Option Ex | 4,000 | 2.07 | 8,280 |
| 2019-04-16 | INSP | Sale | 4,000 | 56.05 | 224,180 |
| 2019-03-20 | INSP | Option Ex | 2,000 | 2.07 | 4,140 |
| 2019-03-20 | INSP | Sale | 2,000 | 56.25 | 112,500 |
| 2019-02-20 | INSP | Sale | 2,000 | 56.87 | 113,740 |
| 2019-02-20 | INSP | Option Ex | 2,000 | 2.07 | 4,140 |
| 2019-01-22 | INSP | Option Ex | 6,000 | 2.07 | 12,419 |
| 2019-01-22 | INSP | Sale | 6,000 | 54.18 | 325,080 |
| 2018-05-07 | INSP | Buy | 4,750 | 16.00 | 76,000 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-03-13 | SI | Buy | 1,000 | 14.84 | 14,840 |
| 2025-08-01 | SI | Buy | 5,000 | 15.00 | 75,000 |
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 Buchholz Richard (Director of Shoulder Innovations, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.