Blue Door Asset Management, LLC
Long book
$153.0M
Q1 2026
Positions
16
Top-10 weight
87%
concentration
Last quarter
+21.1%
SPY +14.8%
Turnover
38%
of book per quarter
Strategy in plain words
auto-generated from filingsBlue Door Asset Management, LLC is a concentrated fundamental stock-picker, specialised in technology (62% of the long book), running a $153.0M US long book across 16 positions.
The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: FLEX LTD, NEXTPOWER INC-CL A, WAYSTAR HOLDING CORP, CHAMPION HOMES INC, AGILENT TECHNOLOGIES INC.
Over the last 9 quarters its long book ran on average 0.5pp per quarter behind the S&P 500, beating the index in 5 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
-9.9%
Q2 2024
+7.7%
Q3 2024
+3.2%
Q4 2024
-11.0%
Q1 2025
+20.0%
Q2 2025
+2.6%
Q3 2025
+2.6%
Q4 2025
-0.3%
Q1 2026
+21.1%
Sector allocation
Technology 59%
Other 12%
Industrials 11%
Healthcare 9%
Consumer discretionary 8%
Services media 2%
Long book by quarter
What does Blue Door own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| FLEX FLEX LTD | Technology | 420.4K | $27.5M | 18.0% | +8.1% |
| NXT NEXTPOWER INC-CL A | Technology | 151.0K | $18.2M | 11.9% | Held |
| WAY WAYSTAR HOLDING CORP | Technology | 711.8K | $17.2M | 11.2% | +76.9% |
| SKY CHAMPION HOMES INC | Other | 222.6K | $16.6M | 10.8% | +70.2% |
| A AGILENT TECHNOLOGIES INC | Healthcare | 107.9K | $12.3M | 8.0% | New |
| AGCO AGCO CORP | Industrials | 83.1K | $9.6M | 6.3% | -10.7% |
| SMRT SMARTRENT INC | Technology | 5.9M | $8.9M | 5.8% | +5.3% |
| REZI RESIDEO TECHNOLOGIES INC | Consumer discretionary | 206.2K | $7.0M | 4.5% | New |
| ON ON SEMICONDUCTOR | Technology | 86.7K | $5.4M | 3.5% | +49.5% |
| PLUS EPLUS INC | Consumer discretionary | 48.6K | $3.7M | 2.4% | New |
| INSG INSEEGO CORP | Technology | 316.7K | $3.5M | 2.3% | +47.2% |
| TPC TUTOR PERINI CORP | Industrials | 40.5K | $3.1M | 2.0% | +19.1% |
| WSC WILLSCOT HOLDINGS CORP | Services media | 165.0K | $2.9M | 1.9% | Held |
| CNH CNH INDUSTRIAL NV | Industrials | 186.8K | $2.1M | 1.3% | -19.4% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 18 | $158.6M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 23 | $247.1M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 25 | $190.1M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 20 | $193.2M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 18 | $186.9M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 18 | $270.1M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 16 | $154.3M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 18 | $173.1M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 16 | $167.7M | canonical | SEC ↗ |