SHOULDER INNOVATIONS (SI) stock: insider trades, news & valuation
Strong buyingShare price and insider trades
SHOULDER INNOVATIONS insider trading at a glance (Oct 9, 2026): in the past 12 months, 3 insiders bought $215K and 3 sold $5.5M of SI stock on the open market, including a cluster buy that began Mar 13, 2026.
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SI insider buying and selling by quarter
Open-market purchases (green, above the line) and sales (red, below), by trade date.
| Quarter | Bought | Purchases | Sold | Sales |
|---|---|---|---|---|
| Q4 2026 | — | 0 | — | 0 |
| Q3 2026 | — | 0 | $5.1M | 14 |
| Q2 2026 | — | 0 | $374K | 3 |
| Q1 2026 | $78K | 3 | — | 0 |
| Q4 2025 | $137K | 4 | — | 0 |
Valuation, profit and volume
Summary
Over the past 12 months, 3 SHOULDER INNOVATIONS, INC. insiders reported open-market purchases totaling $215K, while 3 insiders reported sales totaling $5.5M. The most recent cluster buy began on Mar 13, 2026, when 3 insiders bought a combined $78K. Among insiders with enough purchase history to measure, Robert Joseph Ball (CEO, Chair) has the highest Insider Score at 62. 6 of 17 recorded sales were made under pre-scheduled Rule 10b5-1 trading plans, which are usually less informative than discretionary sales.
Insider transactions
Open-market purchases and sales.
| Filed | Insider | Type | Shares | Price | Value | Since | Score |
|---|---|---|---|---|---|---|---|
| Sep 14SEC | Robert Joseph BallCEO, Chair | Sell | 10,175380,824 held (−3%) | $18.45 | $188K | -1.7% | 62 |
| Aug 28SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 1,1962,185,914 held (−0%) | $22.60 | $27K | -19.8% | — |
| Aug 24SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 20,5162,187,791 held (−1%) | $22.61 | $464K | -19.8% | — |
| Aug 24SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 3,9002,208,307 held (−0%) | $22.60 | $88K | -19.8% | — |
| Aug 24SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 6812,187,110 held (−0%) | $22.62 | $15K | -19.8% | — |
| Aug 18SEC | Matthew Fraser AhearnCOO | Sell Plan | 12,586245,776 held (−5%) | $20.94 | $264K | -13.4% | — |
| Aug 18SEC | Matthew Fraser AhearnCOO | Sell Plan | 8,314258,362 held (−3%) | $20.10 | $167K | -9.8% | — |
| Aug 18SEC | Matthew Fraser AhearnCOO | Sell Plan | 1,600244,176 held (−1%) | $21.38 | $34K | -15.2% | — |
| Aug 7SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 7,3382,214,302 held (−0%) | $22.64 | $166K | -19.9% | — |
| Aug 7SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 2,0952,212,207 held (−0%) | $22.60 | $47K | -19.8% | — |
| Aug 5SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 99,8122,221,640 held (−4%) | $22.77 | $2.3M | -20.4% | — |
| Aug 5SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 10,7512,321,452 held (−0%) | $22.71 | $244K | -20.2% | — |
| Aug 3SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 28,2452,352,237 held (−1%) | $23.36 | $660K | -22.4% | — |
| Aug 3SEC | Healthcare Holding B.v. Gilde10% Owner | Sell | 20,0342,332,203 held (−1%) | $22.73 | $455K | -20.2% | — |
| Jun 16SEC | Matthew Fraser AhearnCOO | Sell Plan | 15,856273,320 held (−5%) | $18.68 | $296K | -2.9% | — |
| Jun 16SEC | Matthew Fraser AhearnCOO | Sell Plan | 2,500269,176 held (−1%) | $19.26 | $48K | -5.9% | — |
| Jun 16SEC | Matthew Fraser AhearnCOO | Sell Plan | 1,644271,676 held (−1%) | $18.20 | $30K | -0.4% | — |
| Mar 17SEC | Robert Joseph BallCEO, Chair | Buy | 2,200278,866 held (+1%) | $15.18 | $33K | +19.4% | 62 |
| Mar 17SEC | Jeffrey S. PointsCFO | Buy | 2,00070,785 held (+3%) | $15.00 | $30K | +20.9% | 62 |
| Mar 17SEC | Richard BuchholzDirector | Buy | 1,00013,666 held (+8%) | $14.84 | $15K | +22.2% | — |
| Dec 15SEC | Robert Joseph BallCEO, Chair | Buy | 3,900118,457 held (+3%) | $14.89 | $58K | +21.8% | 62 |
| Dec 15SEC | Robert Joseph BallCEO, Chair | Buy | 3,300114,557 held (+3%) | $14.83 | $49K | +22.3% | 62 |
| Dec 15SEC | Jeffrey S. PointsCFO | Buy | 1,00554,445 held (+2%) | $14.98 | $15K | +21.0% | 62 |
| Dec 15SEC | Jeffrey S. PointsCFO | Buy | 99553,440 held (+2%) | $14.65 | $15K | +23.8% | 62 |
Insiders at SHOULDER INNOVATIONS, INC.
| Insider | Bought | Sold | Last filing | Score |
|---|---|---|---|---|
| Healthcare Holding B.v. Gilde10% Owner | — | $4.4M | Aug 28, 2026 | — |
| Matthew Fraser AhearnCOO | — | $839K | Aug 18, 2026 | — |
| Robert Joseph BallCEO, Chair | $140K | $188K | Sep 14, 2026 | 62 |
| Jeffrey S. PointsCFO | $60K | — | Mar 17, 2026 | 62 |
| Richard BuchholzDirector | $15K | — | Mar 17, 2026 | — |
SI stock: common questions
Are SHOULDER INNOVATIONS, INC. insiders buying SI stock?
In the past 12 months, 3 insiders reported open-market purchases of SI worth $215K. The latest was CEO, Chair Robert Joseph Ball bought $33K of SI at $15.18.
Are SHOULDER INNOVATIONS, INC. insiders selling SI stock?
3 insiders reported sales worth $5.5M over the same period.
Where does this data come from?
Every transaction comes from Form 4 filings that insiders must submit to the SEC within two business days of a trade. We pull them from SEC EDGAR every night.
What is SI's 52-week range?
Over the past year SI has traded between $11.01 and $24.25. It last closed at $18.13 on Oct 9, 2026.