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Warner Music Group stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions+8.0% to $31.30
Warner Music Group (WMG) stock rose 8% over the last 252 sessions, to $31.30. On the way it reported 4 quarters, its insiders filed no open-market trades (10b5-1 plan sales aside) and 2 Form 144 notices of planned sales, and the company filed 7 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 7, 2026 | Form 144 | Form 144: Armin Zerza plans to sell $552K | +2.0% (+2.2% vs SPY) | +4.6% (+4.7% vs SPY) | +16.5% (+18.1% vs SPY) |
| Sep 25, 2026 | 8-K | Material definitive agreement | 0.0% (+0.7% vs SPY) | −1.2% (−1.0% vs SPY) | +11.0% (+11.8% vs SPY) |
| Sep 22, 2026 | 8-K | Directors and officers: departures, appointments, pay | −0.8% (−0.1% vs SPY) | +0.8% (+2.0% vs SPY) | +13.8% (+13.8% vs SPY) |
| Sep 4, 2026 | 8-K | Directors and officers: departures, appointments, pay | −2.6% (−2.1% vs SPY) | +1.6% (+2.8% vs SPY) | −4.2% (−5.6% vs SPY) |
| Sep 3, 2026 | Form 144 | Form 144: Armin Zerza plans to sell $1.9M | +4.2% (+3.1% vs SPY) | −1.8% (−0.8% vs SPY) | −5.6% (−6.4% vs SPY) |
| Aug 5, 2026 | Earnings | Earnings: beat the EPS estimate by 31.2% | +0.8% (+1.0% vs SPY) | −2.8% (−2.7% vs SPY) | +10.2% (+11.0% vs SPY) |
| Jul 31, 2026 | 8-K | Directors and officers: departures, appointments, pay | −3.4% (−4.8% vs SPY) | +1.6% (−1.8% vs SPY) | +9.1% (+6.4% vs SPY) |
| May 7, 2026 | Earnings | Earnings: beat the EPS estimate by 46.6% | +2.2% (+2.6% vs SPY) | +7.4% (+6.3% vs SPY) | −0.8% (−1.4% vs SPY) |
| Mar 11, 2026 | 8-K | Material definitive agreement | −0.7% (+0.9% vs SPY) | −9.5% (−7.3% vs SPY) | +5.2% (+4.5% vs SPY) |
| Feb 5, 2026 | 8-K | Material definitive agreement | 0.0% (+1.2% vs SPY) | +5.4% (+4.6% vs SPY) | −0.7% (+1.4% vs SPY) |
| Feb 5, 2026 | Earnings | Earnings: beat the EPS estimate by 6.9% | 0.0% (+1.2% vs SPY) | +5.4% (+4.6% vs SPY) | −0.7% (+1.4% vs SPY) |
| Dec 1, 2025 | 8-K | Directors and officers: departures, appointments, pay | −0.1% (+0.4% vs SPY) | +1.3% (+0.9% vs SPY) | +7.6% (+6.8% vs SPY) |
| Nov 20, 2025 | Earnings | Earnings: beat the EPS estimate by 54.5% | −2.7% (−1.1% vs SPY) | −8.5% (−11.1% vs SPY) | −3.8% (−6.8% vs SPY) |
What this kind of 8-K usually did
| Item | 8-Ks | Next session, median | Up next session | 21 sessions, median | Typical size |
|---|---|---|---|---|---|
| 5.02 Directors and officers: departures, appointments, pay | 39,174 | −0.1% | 48% | +0.7% | ±1.4% |
| 1.01 Material definitive agreement | 23,525 | 0.0% | 51% | +1.0% | ±1.4% |
| 2.03 New debt or off-balance-sheet obligation | 13,268 | 0.0% | 50% | +1.2% | ±1.3% |
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 → Warner Music 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.