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Staar Surgical stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions−5.3% to $25.21
Staar Surgical (STAA) stock fell 5% over the last 252 sessions, to $25.21. On the way it reported 4 quarters, its insiders filed 10 open-market trades, and the company filed 12 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: beat the EPS estimate by 15.1% | +7.6% (+6.0% vs SPY) | — | — |
| Oct 5, 2026 | 8-K | Directors and officers: departures, appointments, pay | +0.4% (−0.2% vs SPY) | −3.6% (−4.8% vs SPY) | +10.5% (+12.8% vs SPY) |
| Sep 10, 2026 | 8-K | Directors and officers: departures, appointments, pay | −3.3% (−4.2% vs SPY) | −9.8% (−10.4% vs SPY) | −7.8% (−10.7% vs SPY) |
| Aug 12, 2026 | Earnings | Earnings: beat the EPS estimate by 9.7% | +1.9% (+1.6% vs SPY) | −1.2% (−0.8% vs SPY) | −6.3% (−4.6% vs SPY) |
| Aug 6, 2026 | 8-K | Directors and officers: departures, appointments, pay | +1.1% (+1.3% vs SPY) | +10.6% (+10.2% vs SPY) | +3.1% (+2.7% vs SPY) |
| Jun 22, 2026 | 8-K | Directors and officers: departures, appointments, pay | −1.6% (−0.2% vs SPY) | +1.7% (+2.2% vs SPY) | −15.4% (−15.8% vs SPY) |
| Jun 9, 2026 | 8-K | Directors and officers: departures, appointments, pay | −1.8% (−0.2% vs SPY) | −3.2% (−5.0% vs SPY) | −7.3% (−9.9% vs SPY) |
| May 13, 2026 | Earnings | Earnings: beat the EPS estimate by 266.8% | +4.2% (+3.7% vs SPY) | +14.6% (+15.2% vs SPY) | +2.5% (+2.6% vs SPY) |
| Mar 13, 2026 | Insider buy | Broadwood Capital Inc bought $5.9M | +2.4% (+3.0% vs SPY) | −5.1% (−4.2% vs SPY) | +37.8% (+34.5% vs SPY) |
| Mar 12, 2026 | Insider buy | Broadwood Capital Inc bought $5.4M | +4.1% (+5.6% vs SPY) | +5.1% (+7.3% vs SPY) | +40.3% (+39.6% vs SPY) |
| Mar 11, 2026 | Insider buy | Broadwood Capital Inc bought $959K | +2.5% (+2.6% vs SPY) | +3.5% (+4.5% vs SPY) | +38.0% (+37.4% vs SPY) |
| Mar 3, 2026 | Earnings | Earnings: missed the EPS estimate by -95.2% | −0.7% (+0.2% vs SPY) | −3.9% (−2.7% vs SPY) | −1.9% (+3.3% vs SPY) |
| Feb 5, 2026 | 8-K | Directors and officers: departures, appointments, pay | −2.7% (−1.5% vs SPY) | −1.7% (−2.5% vs SPY) | +5.1% (+7.2% vs SPY) |
| Feb 2, 2026 | 8-K | Directors and officers: departures, appointments, pay | −4.9% (−5.4% vs SPY) | −7.5% (−7.3% vs SPY) | −0.2% (+1.6% vs SPY) |
| Jan 16, 2026 | 8-K | Directors and officers: departures, appointments, pay | 0.0% (+0.1% vs SPY) | −9.1% (−8.7% vs SPY) | −25.8% (−24.4% vs SPY) |
| Jan 15, 2026 | 8-K | Material definitive agreement | −4.0% (−4.2% vs SPY) | −9.3% (−9.1% vs SPY) | −30.4% (−29.1% vs SPY) |
| Jan 9, 2026 | Insider buy | Bradsher Neal C bought $606K | −1.7% (−2.4% vs SPY) | −7.0% (−7.4% vs SPY) | −25.7% (−26.3% vs SPY) |
| Jan 8, 2026 | Insider buy | Bradsher Neal C bought $71K | +1.4% (+1.4% vs SPY) | −1.7% (−1.8% vs SPY) | −23.3% (−23.4% vs SPY) |
| Jan 7, 2026 | Insider buy | Bradsher Neal C bought $1.5M | −0.5% (−0.1% vs SPY) | −5.3% (−5.6% vs SPY) | −26.7% (−24.6% vs SPY) |
| Jan 6, 2026 | 8-K | Termination of a material agreement | −0.5% (−0.1% vs SPY) | −5.3% (−5.6% vs SPY) | −26.7% (−24.6% vs SPY) |
| Jan 6, 2026 | Insider buy | Bradsher Neal C bought $7.3M | −7.1% (−7.7% vs SPY) | −8.4% (−9.5% vs SPY) | −31.1% (−30.9% vs SPY) |
| Dec 9, 2025 | 8-K | Material definitive agreement | +7.6% (+7.7% vs SPY) | +0.1% (+0.5% vs SPY) | −4.5% (−5.6% vs SPY) |
| Nov 21, 2025 | Insider buy | Bradsher Neal C bought $22.2M | +2.3% (+1.4% vs SPY) | −3.0% (−7.6% vs SPY) | −12.2% (−17.3% vs SPY) |
| Nov 20, 2025 | Insider buy | Bradsher Neal C bought $10.7M | +3.3% (+4.9% vs SPY) | −1.6% (−4.1% vs SPY) | −5.1% (−8.0% vs SPY) |
| Nov 19, 2025 | Insider buy | Bradsher Neal C bought $8.2M | +3.0% (+2.6% vs SPY) | +2.1% (−0.2% vs SPY) | −6.6% (−9.1% vs SPY) |
| Nov 7, 2025 | 8-K | Material definitive agreement | −0.3% (−0.4% vs SPY) | −2.3% (−2.5% vs SPY) | −12.3% (−14.3% vs SPY) |
Insiders’ record here
In the year on the chart, Staar Surgical's insiders reported 10 open-market buys ($62.8M) and 0 sales ($0). Of the 10 old enough to score, 6 were followed by the stock doing what the trade implied over the next 63 sessions (beating SPY after a buy, lagging it after a sale); the median excess return after a buy was +19.0% and after a sale —.
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% |
| 1.02 Termination of a material agreement | 2,368 | 0.0% | 51% | +1.1% | ±1.5% |
| 3.01 Delisting notice or listing-rule failure | 492 | 0.0% | 46% | −0.2% | ±2.1% |
| 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 → Staar Surgical: 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.