Career & Filing History
Every role Richard Buchholz has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
Richard Buchholz is Director at SHOULDER INNOVATIONS, INC. (SI). SEC records also connect Buchholz to Inspire Medical Systems, Inc. (INSP). Buchholz has reported 7 insider filings with the SEC since 2025. The most recent filing was in June 2026.
Every role Richard Buchholz has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
SHOULDER INNOVATIONS, INC. (SI)1 filingUpdated Aug 30, 2026
Richard Buchholz is Director of SHOULDER INNOVATIONS, INC. (SI). 7 SEC Form 4 filings on record going back to 2025, most recently on 29 June 2026. Most recent open-market trade: bought $15K of SI on 17 March 2026. Lifetime open-market purchases: $90K. Lifetime open-market sales: $1.03M.
Every recent SEC Form 4 transaction Richard Buchholz has reported, most recent first.
InsiderAlpha's records for Richard Buchholz go back to 2025: 7 primary Form 4 filings, an average of 3.5 per year. The typical open-market purchase is $45K (2 buys totaling $90K). The largest single buy on record is $75K of SI in 2025. Sales side: 1 recorded sale totaling $1.03M, so the filing history runs sell-heavy by dollar value. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Insiders who reported open-market trades in the last 12 months at the companies Richard Buchholz files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Richard Buchholz is a corporate insider, tracked as Director of SHOULDER INNOVATIONS, INC. (SI). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
1 primary Form 4 filing in the last 90 days, covering 1 company.
Recorded transactions: 2 open-market purchases ($90K) and 1 open-market sale ($1.03M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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$INSP Inspire Medical Systems, Inc.579 shares @ $59.76$35K