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Omnicom Group stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions+23.2% to $86.37
Omnicom Group (OMC) stock rose 23% over the last 252 sessions, to $86.37. On the way it reported 0 quarters, its insiders filed 1 open-market trade and 1 Form 144 notice of planned sales, and the company filed 5 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 |
|---|---|---|---|---|---|
| Oct 6, 2026 | 8-K | Directors and officers: departures, appointments, pay | −0.3% (−0.1% vs SPY) | +4.4% (+4.6% vs SPY) | +15.3% (+16.9% vs SPY) |
| Aug 24, 2026 | Form 144 | Form 144: Linda Johnson Rice plans to sell $123K | +1.6% (+1.9% vs SPY) | +0.8% (+0.4% vs SPY) | −14.0% (−15.2% vs SPY) |
| Aug 24, 2026 | Insider sale | Rice Linda Johnson sold $123K | +1.6% (+1.9% vs SPY) | +0.8% (+0.4% vs SPY) | −14.0% (−15.2% vs SPY) |
| Mar 2, 2026 | 8-K | Material definitive agreement | −0.9% (0.0% vs SPY) | −1.6% (−0.4% vs SPY) | −11.5% (−6.4% vs SPY) |
| Jan 29, 2026 | 8-K | Directors and officers: departures, appointments, pay | +1.7% (+2.0% vs SPY) | −9.2% (−6.8% vs SPY) | +11.9% (+13.0% vs SPY) |
| Dec 2, 2025 | 8-K | Material definitive agreement | −2.1% (−2.4% vs SPY) | +1.0% (+0.8% vs SPY) | +12.5% (+12.0% vs SPY) |
| Nov 26, 2025 | 8-K | Material definitive agreement | +0.2% (−0.4% vs SPY) | −1.9% (−2.6% vs SPY) | +12.8% (+11.3% vs SPY) |
Insiders’ record here
In the year on the chart, Omnicom Group's insiders reported 0 open-market buys ($0) and 1 sale ($123K).
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% |
| 2.01 Completed acquisition or disposition | 2,671 | +0.1% | 52% | +1.2% | ±1.6% |
| 2.03 New debt or off-balance-sheet obligation | 13,268 | 0.0% | 50% | +1.2% | ±1.3% |
| 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 →
Omnicom Group: 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.