Richard Buchholz, a director at Shoulder Innovations ($SI), made one open market purchase totaling $75,000 on August 1, 2025, ranking 2,639th among 4,983 insiders whose average buy is 1.5 million across 3.29 transactions. As CFO of Inspire Medical Systems ($INSP), he sold shares worth 1.03 million on August 29, 2025, ranking 4,851st out of 11,678 insiders with average sales of 8.6 million over 6.37 transactions.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 13, 2026 | SHOULDER INNOVATIONS, INC. | $SI | Buchholz Richard | Director | P | Common Stock | 1000 | $14.84 | 13,666.0000 | 20,601,684 | 7.90% | 0.00% |
| Feb. 13, 2026 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Interim CFO | F | Common Stock | 579 | $59.76 | 46,938.0000 | 29,757,036 | 1.22% | 0.00% |
| Feb. 9, 2026 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Interim CFO | F | Common Stock | 327 | $66.33 | 47,517.0000 | 29,757,036 | 0.68% | 0.00% |
| Aug. 29, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | S | Common Stock | 11000 | $93.39 | 50,767.0000 | 30,543,274 | 17.81% | 0.04% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Common Stock | 7159 | $42.15 | 67,147.0000 | 30,543,274 | 11.93% | 0.02% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | F | Common Stock | 2649 | $90.24 | 64,498.0000 | 30,543,274 | 3.95% | 0.01% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | F | Common Stock | 2455 | $90.21 | 62,043.0000 | 30,543,274 | 3.81% | 0.01% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | F | Common Stock | 276 | $90.28 | 61,767.0000 | 30,543,274 | 0.44% | 0.00% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 17849 | $0.00 | 0.0000 | 30,543,274 | 100.00% | 0.06% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 7159 | $0.00 | 0.0000 | 30,543,274 | 100.00% | 0.02% |
| Aug. 19, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Common Stock | 17849 | $71.00 | 59,988.0000 | 30,543,274 | 42.36% | 0.06% |
| Aug. 1, 2025 | SHOULDER INNOVATIONS, INC. | $SI | Buchholz Richard | Director | P | Common Stock | 5000 | $15.00 | 12,666.0000 | 0 | 65.22% | 0.00% |
| Aug. 1, 2025 | SHOULDER INNOVATIONS, INC. | $SI | Buchholz Richard | Director | A | Common Stock | 7666 | $0.00 | 7,666.0000 | 0 | 9999.99% | 0.00% |
| Feb. 21, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 39,076.0000 | 30,543,274 | 0.32% | 0.00% |
| Feb. 21, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 39,076.0000 | 30,543,274 | 0.32% | 0.00% |
| Feb. 24, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | A | Common Stock | 6152 | $0.00 | 41,276.0000 | 30,543,274 | 17.52% | 0.02% |
| Feb. 24, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | F | Common Stock | 2200 | $186.45 | 39,076.0000 | 30,543,274 | 5.33% | 0.01% |
| Feb. 21, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 39,076.0000 | 30,543,274 | 0.32% | 0.00% |
| Feb. 21, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 500 | $0.00 | 35,124.0000 | 30,543,274 | 1.40% | 0.00% |
| Feb. 21, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 39,076.0000 | 30,543,274 | 0.32% | 0.00% |
| Feb. 9, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | F | Common Stock | 314 | $182.15 | 32,998.0000 | 30,543,274 | 0.94% | 0.00% |
| Feb. 13, 2025 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | A | Common Stock | 5076 | $0.00 | 38,074.0000 | 30,543,274 | 15.38% | 0.02% |
| April 17, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 30,471.0000 | 29,302,154 | 0.41% | 0.00% |
| April 17, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 30,471.0000 | 29,302,154 | 0.41% | 0.00% |
| April 17, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 30,471.0000 | 29,302,154 | 0.41% | 0.00% |
| April 17, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 125 | $0.00 | 30,471.0000 | 29,302,154 | 0.41% | 0.00% |
| April 17, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 500 | $0.00 | 30,471.0000 | 29,302,154 | 1.61% | 0.00% |
| April 17, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | S | Common Stock | 15000 | $230.03 | 30,971.0000 | 29,302,154 | 32.63% | 0.05% |
| Feb. 9, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | A | Common Stock | 2694 | $0.00 | 48,171.0000 | 29,302,154 | 5.92% | 0.01% |
| Feb. 9, 2024 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | A | Employee Stock Option (Right to Buy) | 4376 | $0.00 | 4,376.0000 | 29,302,154 | 9999.99% | 0.01% |
| Feb. 10, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | A | Employee Stock Option (Right to Buy) | 5450 | $0.00 | 5,450.0000 | 28,071,748 | 9999.99% | 0.02% |
| Jan. 25, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 2693 | $0.00 | 7,159.0000 | 28,071,748 | 27.33% | 0.01% |
| Jan. 25, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Common Stock | 3290 | $10.38 | 42,577.0000 | 28,071,748 | 8.37% | 0.01% |
| Jan. 25, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Common Stock | 2693 | $42.15 | 45,387.0000 | 28,071,748 | 6.31% | 0.01% |
| Jan. 25, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Common Stock | 117 | $71.00 | 42,694.0000 | 28,071,748 | 0.27% | 0.00% |
| Jan. 25, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 3290 | $0.00 | 0.0000 | 28,071,748 | 100.00% | 0.01% |
| Jan. 25, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | M | Employee Stock Option (Right to Buy) | 117 | $0.00 | 17,849.0000 | 28,071,748 | 0.65% | 0.00% |
| Jan. 13, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | S | Common Stock | 11977 | $250.03 | 36,837.0000 | 28,071,748 | 24.54% | 0.04% |
| Jan. 5, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 400 | $0.00 | 49,337.0000 | 28,071,748 | 0.80% | 0.00% |
| Jan. 5, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 100 | $0.00 | 36,837.0000 | 28,071,748 | 0.27% | 0.00% |
| Jan. 5, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 100 | $0.00 | 36,837.0000 | 28,071,748 | 0.27% | 0.00% |
| Jan. 5, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 100 | $0.00 | 36,837.0000 | 28,071,748 | 0.27% | 0.00% |
| Jan. 5, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | G | Common Stock | 100 | $0.00 | 36,837.0000 | 28,071,748 | 0.27% | 0.00% |
| Jan. 11, 2023 | Inspire Medical Systems, Inc. | $INSP | Buchholz Richard | Chief Financial Officer | S | Common Stock | 523 | $250.00 | 48,814.0000 | 28,071,748 | 1.06% | 0.00% |