Greedy Insider
SPHR Insider Trades and Greediness Scores
Sphere Entertainment Co. (SPHR) insider trades: since Feb 17, 2026, Greedy Insider recorded 0 open-market buys and 16 sales on Form 4 from 5 insiders. The strongest recent filing scored 84 (Strong).
Who bought and who sold
Across the last 16 scoreable Form 4 transactions in SPHR, 0 were open-market purchases and 16 were sales. The table lists the most recent filings with each one's Greediness Score, so the structurally unusual trades are easy to spot first.
| Insider | Role | Type | Shares | Date | Score | ||
|---|---|---|---|---|---|---|---|
| Dolan Ryan Thomas | Director | Sell | 585.0 | 84310.2 | 2026-09-15 | 77 | View |
| DOLAN JAMES LAWRENCE | Chair | Sell | 41191.0 | 5936447.0 | 2026-09-15 | 83 | View |
| Granville-Smith David | President | Sell | 32582.0 | 4695718.0 | 2026-09-15 | 84 | View |
| Granville-Smith David | President | Sell | 14874.0 | 2143641.0 | 2026-09-15 | 78 | View |
| DOLAN JAMES LAWRENCE | Chair | Sell | 13730.0 | 1978767.6 | 2026-09-15 | 75 | View |
| Dolan Ryan Thomas | Director | Sell | 309.0 | 44533.08 | 2026-09-15 | 73 | View |
| Koester Jennifer | President | Sell | 10458.0 | 1507207.0 | 2026-09-15 | 79 | View |
| Koester Jennifer | President | Sell | 13826.0 | 1992603.1 | 2026-09-15 | 81 | View |
| Langer Robert H. | EVP, CFO & Treasurer | Sell | 5416.0 | 572471.2 | 2026-03-13 | 78 | View |
| Dolan Ryan Thomas | Director | Sell | 325.0 | 34352.5 | 2026-03-13 | 70 | View |
The strongest recent filing
Granville-Smith David (President) sold 32,582 shares of Sphere Entertainment Co. on Sep 15, 2026, a filing that scored 84 (Strong). It scored Strong because a senior insider was trading and it was direct personal ownership. The score describes the filing, not future returns. This is not investment advice.
Cluster activity
A cluster buy is present: 4 insiders (Dolan Ryan Thomas, DOLAN JAMES LAWRENCE, Granville-Smith David, Koester Jennifer) traded SPHR the same direction within a 7-day window. Shared conviction is a stronger structural signal than a lone trade.
How this compares with Sphere Entertainment Co.'s own history
Open-market buys make up 0% of the 16 scoreable SPHR transactions on record between Feb 17, 2026 and Sep 15, 2026. Comparing a filing with the company's own buy/sell mix is how you tell a routine disposal from an unusual accumulation.
Methodology and sources
Scores come from six published, user-adjustable factors (insider role, cluster activity, trade size versus the insider's own history, position impact, filing urgency, and direct versus indirect ownership). The score describes the filing, not future returns. This is not investment advice.
Key facts
- Scoreable Form 4 transactions on record: 16
- Open-market buys: 0
- Sales: 16
- Distinct insiders: 5
- Strongest recent Greediness Score: 84 (Strong)
Primary sources
Related
- Strongest filing
- SPHR in the live feed
- How the Greediness Score works
- What is a cluster buy?
- Form 4 transaction codes
The score describes the filing, not future returns. This is not investment advice.