🕵️ Sleep Number Corp ($SNBR)
SEC insider & ownership activity, last 12 months · CIK 827187 · every row links its SEC filing
Over the last 12 months insiders sold $702K with no open-market buying against it. Stadium Capital Management LLC sold $695K in discretionary trades (May). 3 red-flag 8-Ks in the window, most recently Delisting notice (3.01), Jun 16, 2026.
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 5 sellers, $702K (6 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Stadium Capital Management LLC | 0 | – | 2 | $695K | May 28, 2026 |
| Samuel R. Hellfeld | 0 | – | 1 | $2K | Jun 18, 2026 |
| Christopher D. Krusmark | 0 | – | 1 | $2K | Jun 12, 2026 |
| Howard Julie | 0 | – | 1 | $1K | Jun 22, 2026 |
| Angel L. Mendez | 0 | – | 1 | $666 | Jun 18, 2026 |
5%+ holders
No current 5%+ beneficial-ownership positions on file.
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Howard Julie | $4K | Jun 22, 2026 | filing ↗ |
| Angel L. Mendez | $666 | Jun 18, 2026 | filing ↗ |
| Stephen E. Macadam Revocable Trust | $42K | Jun 12, 2026 | filing ↗ |
| Minson Amber | $2K | Jun 12, 2026 | filing ↗ |
| Barra Melissa | $30K | Jun 12, 2026 | filing ↗ |
| Tanya C. Skogerboe | $8K | Jun 12, 2026 | filing ↗ |
| Christopher D. Krusmark | $11K | Jun 12, 2026 | filing ↗ |
| Samuel R. Hellfeld | $16K | Jun 12, 2026 | filing ↗ |
| Kelly F. Baker | $243 | Jun 12, 2026 | filing ↗ |
| Stadium Capital Management LLC | $4.7M | May 28, 2026 | filing ↗ |
| Stadium Capital Management LLC | $2.3M | May 28, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Acquisition or disposition (2.01) | Jul 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 31, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 18, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 18, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 16, 2026 | filing ↗ |
| New financial obligation (2.03) | Jun 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 16, 2026 | filing ↗ |
| Delisting notice (3.01) | Jun 16, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 12, 2026 | filing ↗ |
| Bankruptcy (1.03) | Jun 12, 2026 | filing ↗ |
| Debt acceleration (2.04) | Jun 12, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 12, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 4, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 21, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 21, 2026 | filing ↗ |
| Other events (8.01) | May 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 21, 2026 | filing ↗ |
| Earnings (2.02) | May 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 12, 2026 | filing ↗ |
| Material agreement (1.01) | Apr 27, 2026 | filing ↗ |
| New financial obligation (2.03) | Apr 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 27, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 12, 2026 | filing ↗ |
| Earnings (2.02) | Mar 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 12, 2026 | filing ↗ |