Company profile
Madison Square Garden Sports Corp. Insider Trading
MSGSEvery SEC Form 4 insider trading filing for Madison Square Garden Sports Corp. (MSGS) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- NYSE
- Sector
- Services-Miscellaneous Amusement & Recreation
- CIK
- 0001636519
- Filings
- 145
- Insiders
- 42
- Last filing
- 2026-09-16
Activity summary
Recent insider activity is bullish. Over the last 30 days, 40 insiders purchased shares versus 10 sales. Buying was led by David Granville-Smith.
Three year balance
Buy and sell value by quarter, Q4 23 to Q3 26. Madison Square Garden Sports Corp. insiders are net sellers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $12.4M.
90 day insight
Over the last 90 days, Madison Square Garden Sports Corp. insiders bought $0 (40 transactions) and sold $11.1M (10 transactions).
- Most active insider: David Granville-Smith with 12 transactions totaling $3.4M.
- Largest single sale: $4.0M by James Lawrence Dolan on Sep 15, 2026.
Activity skews bullish — buys outpace sales.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 16, 2026 | Bryan Warner | MSGS | Sale | 628 | $393.77 | $247K |
| Sep 15, 2026 | David Granville-Smith | MSGS | Option Exercise | 1,418 | — | — |
| Sep 15, 2026 | Bryan Warner | MSGS | Option Exercise | 417 | — | — |
| Sep 15, 2026 | James Lawrence Dolan | MSGS | Option Exercise | 6,488 | — | — |
| Sep 15, 2026 | David Granville-Smith | MSGS | Option Exercise | 1,685 | — | — |
45 more transactions hidden
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-H "X-Api-Key: $KEY"Top insiders
By total value filed.
Institutional Ownership
Top 13F-HR holders of Madison Square Garden Sports Corp. as of 2026-06-30
Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →