PECONIC PARTNERS LLC
Long book
$5.78B
Q1 2026
Positions
9
Top-10 weight
100%
concentration
Last quarter
+21.6%
SPY +14.8%
Turnover
40%
of book per quarter
Strategy in plain words
auto-generated from filingsPECONIC PARTNERS LLC is a concentrated fundamental stock-picker, specialised in industrials (92% of the long book), running a $5.78B US long book across 9 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: QUANTA SERVICES INC, DYCOM INDUSTRIES INC, MASTEC INC, AMAZON.COM INC, FREEPORT-MCMORAN INC.
Over the last 9 quarters its long book ran on average 8.4pp per quarter ahead of the S&P 500, beating the index in 6 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
+3.8%
Q2 2024
+15.1%
Q3 2024
+0.6%
Q4 2024
-16.6%
Q1 2025
+51.5%
Q2 2025
+13.5%
Q3 2025
+6.9%
Q4 2025
+19.6%
Q1 2026
+21.6%
Sector allocation
Industrials 92%
Consumer discretionary 3%
Materials 3%
Technology 1%
Services media 0%
Long book by quarter
What does PECONIC PARTNERS own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| PWR QUANTA SERVICES INC | Industrials | 5.0M | $2.75B | 47.6% | Held |
| DY DYCOM INDUSTRIES INC | Industrials | 4.1M | $1.39B | 24.1% | +0.1% |
| MTZ MASTEC INC | Industrials | 3.6M | $1.15B | 19.9% | +123.7% |
| AMZN AMAZON.COM INC | Consumer discretionary | 953.4K | $198.6M | 3.4% | +213.6% |
| FCX FREEPORT-MCMORAN INC | Materials | 3.3M | $195.0M | 3.4% | +65.9% |
| FSLR FIRST SOLAR INC | Technology | 395.0K | $77.9M | 1.3% | +33.9% |
| CNK CINEMARK HOLDINGS INC | Services media | 400.0K | $11.4M | 0.2% | Held |
| AMC AMC ENTERTAINMENT HLDS-CL A | Services media | 3.0M | $2.9M | 0.1% | Held |
| GOOGL ALPHABET INC-CL A | Technology | 1.8K | $518K | 0.0% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 9 | $5.78B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 15 | $4.21B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 12 | $3.62B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 11 | $3.12B | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 7 | $1.96B | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 12 | $2.46B | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 6 | $2.39B | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 11 | $2.33B | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 10 | $2.25B | canonical | SEC ↗ |