Updated Jul 16, 2026
Buchholz Richard has filed 1 SEC Form 4 filing across 1 company in the last 90 days — active on both sides. Lifetime open-market purchases: $90K. Lifetime open-market sales: $1.03M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-29 | SI | SHOULDER INNOVATIONS, INC. | A — Grant or award | 5.0K | $0.00 | |
| 2026-03-17 | SI | SHOULDER INNOVATIONS, INC. | P — Open-market purchase | 1.0K | $14.84 | $15K |
| 2026-02-18 | INSP | Inspire Medical Systems, Inc. | F — Tax withholding / forfeiture | 579 | $59.76 | $35K |
| 2026-02-11 | INSP | Inspire Medical Systems, Inc. | F — Tax withholding / forfeiture | 327 | $66.33 | $22K |
| 2025-08-29 | INSP | Inspire Medical Systems, Inc. | S — Open-market sale | 11.0K | $93.39 | $1.03M |
| 2025-08-19 | INSP | Inspire Medical Systems, Inc. | F — Tax withholding / forfeiture | 276 | $90.28 | $25K |
| 2025-08-19 | INSP | Inspire Medical Systems, Inc. | F — Tax withholding / forfeiture | 2.5K | $90.21 | $221K |
| 2025-08-19 | INSP | Inspire Medical Systems, Inc. | F — Tax withholding / forfeiture | 2.6K | $90.24 | $239K |
| 2025-08-19 | INSP | Inspire Medical Systems, Inc. | M — Option exercise | 7.2K | $42.15 | $302K |
| 2025-08-19 | INSP | Inspire Medical Systems, Inc. | M — Option exercise | 17.8K | $71.00 | $1.27M |
| 2025-08-01 | SI | SHOULDER INNOVATIONS, INC. | P — Open-market purchase | 5.0K | $15.00 | $75K |
| 2025-08-01 | SI | SHOULDER INNOVATIONS, INC. | A — Grant or award | 7.7K | $0.00 |
Buchholz Richard is a corporate insider — currently tracked as Director of SHOULDER INNOVATIONS, INC. (SI). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 2 open-market purchases ($90K) and 1 open-market sales ($1.03M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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