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3D Systems stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions−22.2% to $1.75
3D Systems (DDD) stock fell 22% over the last 252 sessions, to $1.75. On the way it reported 4 quarters, its insiders filed 3 open-market trades and 3 Form 144 notices of planned sales, and the company filed 6 material 8-Ks. Each is marked on the price and listed with what the stock did next.
Each mark, and what followed
| Date | Kind | What | Next session | 5 sessions | 21 sessions |
|---|---|---|---|---|---|
| Nov 4, 2026 | Earnings | Earnings: missed the EPS estimate by -41.2% | −3.3% (−5.0% vs SPY) | — | — |
| Sep 17, 2026 | Form 144 | Form 144: Phyllis B Nordstrom plans to sell $107K | +12.0% (+10.9% vs SPY) | +11.1% (+9.1% vs SPY) | −5.9% (−8.5% vs SPY) |
| Sep 17, 2026 | Form 144 | Form 144: Jeffrey Graves plans to sell $151K | +12.0% (+10.9% vs SPY) | +11.1% (+9.1% vs SPY) | −5.9% (−8.5% vs SPY) |
| Sep 17, 2026 | Insider sale | Nordstrom Phyllis B sold $107K | +12.0% (+10.9% vs SPY) | +11.1% (+9.1% vs SPY) | −5.9% (−8.5% vs SPY) |
| Sep 17, 2026 | Insider sale | Graves Jeffrey A sold $152K | +12.0% (+10.9% vs SPY) | +11.1% (+9.1% vs SPY) | −5.9% (−8.5% vs SPY) |
| Aug 20, 2026 | Form 144 | Form 144: Jeffrey A Graves plans to sell $391K | −7.6% (−6.8% vs SPY) | −3.3% (−2.9% vs SPY) | +6.2% (+7.0% vs SPY) |
| Aug 20, 2026 | Insider sale | Graves Jeffrey A sold $377K | −7.6% (−6.8% vs SPY) | −3.3% (−2.9% vs SPY) | +6.2% (+7.0% vs SPY) |
| Aug 4, 2026 | 8-K | Directors and officers: departures, appointments, pay | +0.3% (+0.5% vs SPY) | +6.8% (+6.9% vs SPY) | −5.2% (−4.4% vs SPY) |
| Aug 3, 2026 | Earnings | Earnings: beat the EPS estimate by 20.0% | +7.0% (+5.5% vs SPY) | +33.5% (+30.0% vs SPY) | +21.7% (+19.0% vs SPY) |
| Jun 5, 2026 | 8-K | Material definitive agreement | +3.0% (+2.8% vs SPY) | +3.4% (+2.8% vs SPY) | +2.1% (+0.8% vs SPY) |
| May 15, 2026 | 8-K | Directors and officers: departures, appointments, pay | −8.3% (−7.0% vs SPY) | −9.3% (−8.5% vs SPY) | −8.2% (−9.2% vs SPY) |
| May 11, 2026 | Earnings | Earnings: beat the EPS estimate by 87.9% | +1.6% (+1.4% vs SPY) | +20.1% (+19.9% vs SPY) | +17.8% (+17.8% vs SPY) |
| Mar 26, 2026 | 8-K | Directors and officers: departures, appointments, pay | −6.5% (−4.7% vs SPY) | −11.7% (−13.4% vs SPY) | +6.1% (−4.3% vs SPY) |
| Mar 9, 2026 | Earnings | Earnings: missed the EPS estimate by -40.5% | +24.7% (+23.9% vs SPY) | +21.1% (+22.6% vs SPY) | −7.4% (−5.7% vs SPY) |
| Dec 22, 2025 | 8-K | Material definitive agreement | −1.6% (−2.1% vs SPY) | −3.9% (−4.2% vs SPY) | +36.1% (+35.5% vs SPY) |
| Dec 9, 2025 | 8-K | Material definitive agreement | −18.5% (−18.4% vs SPY) | −8.8% (−8.4% vs SPY) | +18.4% (+17.3% vs SPY) |
Insiders’ record here
In the year on the chart, 3D Systems' insiders reported 0 open-market buys ($0) and 3 sales ($635K).
Across the whole universe (19,782 scored trades), insider buys beat the market 46% of the time and sales were followed by a lagging stock 61% of the time; buys of $1M or more 39%. Every pattern →
What this kind of 8-K usually did
| Item | 8-Ks | Next session, median | Up next session | 21 sessions, median | Typical size |
|---|---|---|---|---|---|
| 1.01 Material definitive agreement | 23,525 | 0.0% | 51% | +1.0% | ±1.4% |
| 5.02 Directors and officers: departures, appointments, pay | 39,174 | −0.1% | 48% | +0.7% | ±1.4% |
Across every company in the move-odds universe, measured from the close before the filing. Every 8-K item ranked →
Report card: every quarter against the estimate → 3D Systems: every quarter → Live insider trades →
Prices are daily closes; filings and trades are as filed with the SEC (Form 4 within two business days of the trade, 8-K within four of the event). Moves after a mark are the stock's close-to-close change and the same for SPY; they describe the record, not what the next one will do. Not investment advice.