Sleep Number Corp
Total Trades
21
Buys
12
Sells
5
Largest Trade
$1M+
Insiders
12
Institutional Funds
90
Inst. Value
$1M+
Activist Filings
24
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Eyler Phillip | Director | BUY | $50K–$100K | 8K | $9.03 | May 14, 2025 |
| Lee Francis K | EVP & CFO | BUY | $50K–$100K | 7K | $7.12 | May 9, 2025 |
| Findley Linda | President and CEO | BUY | $500K+ | 105K | $7.19 | May 9, 2025 |
| Fazio Gary T | Insider | BUY | $50K–$100K | 12K | $7.54 | Mar 13, 2025 |
| HOPF PATRICK A | Insider | BUY | $100K–$500K | 25K | $14.30 | Feb 25, 2025 |
| STADIUM CAPITAL MANAGEMENT LLC | 10% Owner | BUY | $500K+ | 43K | $12.90 | Nov 18, 2024 |
| STADIUM CAPITAL MANAGEMENT LLC | 10% Owner | BUY | $1M+ | 77K | $14.34 | Nov 13, 2024 |
| STADIUM CAPITAL MANAGEMENT LLC | 10% Owner | BUY | $500K+ | 40K | $13.54 | Nov 7, 2024 |
| STADIUM CAPITAL MANAGEMENT LLC | 10% Owner | BUY | $1M+ | 194K | $13.28 | Nov 5, 2024 |
| Hellfeld Samuel R | EVP Chief Legal & … | BUY | $15K–$50K | 3K | $9.99 | Nov 14, 2023 |
| Macadam Stephen E. | Director | BUY | $100K–$500K | 50K | $9.70 | Nov 14, 2023 |
| Hellfeld Samuel R | EVP Chief Legal & … | SELL | $15K–$50K | 1K | $39.10 | Mar 2, 2023 |
| Hellfeld Samuel R | EVP Chief Legal & … | EXERCISE | $15K–$50K | 1K | $19.27 | Mar 2, 2023 |
| LAUDERBACK BRENDA J | Director | SELL | $100K–$500K | 6K | $37.01 | Feb 28, 2023 |
| LAUDERBACK BRENDA J | Director | EXERCISE | $50K–$100K | 4K | $22.48 | Feb 28, 2023 |
| HOWARD JULIE | Director | BUY | $100K–$500K | 7K | $26.30 | Nov 8, 2022 |
| HARRISON MICHAEL J | Director | SELL | $100K–$500K | 4K | $48.02 | Aug 17, 2022 |
| HARRISON MICHAEL J | Director | EXERCISE | $50K–$100K | 4K | $22.48 | Aug 17, 2022 |
| Alegre Daniel | Director | SELL | $1M+ | 17K | $65.89 | Mar 1, 2022 |
| LAUDERBACK BRENDA J | Director | SELL | $100K–$500K | 2K | $63.35 | Mar 1, 2022 |
| LAUDERBACK BRENDA J | Director | EXERCISE | $50K–$100K | 2K | $27.45 | Mar 1, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 90 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| STADIUM CAPITAL MANAGEMENT LLC | 2.6M | $1M+ | SH |
| Pacific Ridge Capital Partners, LLC | 1.1M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1M | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 620K | $1M+ | SH |
| STATE STREET CORP | 457K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 434K | $1M+ | SH |
| Allianz Asset Management GmbH | 276K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 228K | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 202K | $1M+ | SH |
| SCHWARZ DYGOS WHEELER INVESTMENT ADVISORS LLC | 184K | $1M+ | SH |
| VANGUARD GROUP INC | 142K | $1M+ | SH |
| SummerHaven Investment Management, LLC | 111K | $500K+ | SH |
| Verition Fund Management LLC | 93K | $500K+ | SH |
| GOLDMAN SACHS GROUP INC | 90K | $500K+ | SH |
| IPG Investment Advisors LLC | 76K | $500K+ | SH |
| Cetera Investment Advisers | 72K | $500K+ | SH |
| Round Rock Advisors LLC | 64K | $500K+ | SH |
| AlphaQuest LLC | 63K | $500K+ | SH |
| PDT Partners, LLC | 52K | $100K–$500K | SH |
| Walleye Trading LLC | 47K | $100K–$500K | SH (Call) |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Pacific Ridge Capital Partners, LLC
SC 13G · Feb 7, 2026
5.0%
1.1M shares
SC 13G · Feb 5, 2026
9.3%
2.1M shares
SC 13G/A · Oct 17, 2025
6.4%
1.5M shares
SC 13G/A · Aug 14, 2025
9.9%
2.3M shares
STADIUM CAPITAL MANAGEMENT LLC
SC 13D/A · Aug 6, 2025
11.5%
2.6M shares
SC 13G · May 5, 2025
6.9%
1.5M shares
STADIUM CAPITAL MANAGEMENT LLC
SC 13D/A · Mar 14, 2025
11.7%
2.6M shares
STADIUM CAPITAL MANAGEMENT LLC
SC 13D/A · Mar 11, 2025
11.7%
2.6M shares
Stadium Capital Management, LLC
SC 13D/A · Dec 2, 2024
11.7%
2.6M shares
Stadium Capital Management, LLC
SC 13D/A · Nov 25, 2024
11.7%
2.6M shares
Stadium Capital Management, LLC
SC 13D/A · Nov 5, 2024
11.0%
2.5M shares
Van Lanschot Kempen Investment Management N.V.
SC 13G/A · Feb 12, 2024
4.3%
950K shares
The Vanguard Group - 23-1945930
SC 13G/A · Jan 10, 2024
5.6%
1.2M shares
SC 13G/A · Jan 8, 2024
7.7%
1.7M shares
Stadium Capital Management, LLC
SC 13D/A · Nov 8, 2023
9.0%
2.0M shares
Stadium Capital Management, LLC
SC 13D/A · Sep 13, 2023
9.0%
2.0M shares
Stadium Capital Management, LLC
SC 13D · Aug 25, 2023
8.5%
1.9M shares
Stadium Capital Management, LLC
SC 13G · Jun 20, 2023
5.9%
1.3M shares
AllianceBernstein L.P. 13-4064930
SC 13G/A · Feb 14, 2023
0.2%
37K shares
SC 13G · Feb 13, 2023
5.7%
1.2M shares
SC 13G/A · Jan 23, 2023
16.3%
3.6M shares
AllianceBernstein L.P. 13-4064930
SC 13G · Feb 14, 2022
5.2%
1.2M shares
SC 13G/A · Jan 27, 2022
15.5%
3.5M shares
SC 13G/A · Jan 25, 2022
15.5%
3.5M shares