140 Summer Partners LP
Long book
$1.13B
Q1 2026
Positions
20
Top-10 weight
70%
concentration
Last quarter
+10.2%
SPY +14.8%
Turnover
50%
of book per quarter
Strategy in plain words
auto-generated from filings140 Summer Partners LP is a concentrated fundamental stock-picker, running a $1.13B US long book across 20 positions.
The portfolio is concentrated: the top 10 names carry 70% of the portfolio. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: MASTEC INC, P G & E CORP, VIKING HOLDINGS LTD, GAMING AND LEISURE PROPERTIE, T-MOBILE US INC.
Over the last 9 quarters its long book ran on average 0.8pp per quarter behind the S&P 500, beating the index in 4 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
-0.3%
Q2 2024
+14.2%
Q3 2024
-3.6%
Q4 2024
+0.3%
Q1 2025
+4.9%
Q2 2025
+10.9%
Q3 2025
+2.7%
Q4 2025
-6.0%
Q1 2026
+10.2%
Sector allocation
Communications 24%
Utilities 23%
Industrials 22%
Financials 15%
Services media 7%
Other 5%
Healthcare 4%
Long book by quarter
What does 140 Summer own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| MTZ MASTEC INC | Industrials | 329.2K | $105.9M | 9.4% | -12.0% |
| PCG P G & E CORP | Utilities | 4.9M | $86.7M | 7.7% | New |
| VIK VIKING HOLDINGS LTD | Industrials | 1.1M | $84.5M | 7.5% | +22.0% |
| TMUS T-MOBILE US INC | Communications | 386.7K | $81.2M | 7.2% | +1.6% |
| KGS KODIAK GAS SERVICES INC | Utilities | 1.3M | $75.6M | 6.7% | New |
| VST VISTRA CORP | Utilities | 482.7K | $72.6M | 6.4% | +39.7% |
| COF CAPITAL ONE FINANCIAL CORP | Financials | 392.3K | $71.6M | 6.3% | -35.8% |
| AER AERCAP HOLDINGS NV | Services media | 508.6K | $69.8M | 6.2% | -10.5% |
| ECHO ECHOSTAR CORP-A | Communications | 530.4K | $62.1M | 5.5% | -42.2% |
| TDS TELEPHONE AND DATA SYSTEMS | Communications | 1.3M | $56.3M | 5.0% | +1.6% |
| SGI SOMNIGROUP INTERNATIONAL INC | Other | 716.9K | $53.0M | 4.7% | +9.3% |
| HBAN HUNTINGTON BANCSHARES INC | Financials | 3.3M | $51.6M | 4.6% | New |
| VSAT VIASAT INC | Communications | 908.0K | $41.6M | 3.7% | New |
| JBTM JBT MAREL CORP | Industrials | 315.2K | $40.3M | 3.6% | +4.2% |
| BKD BROOKDALE SENIOR LIVING INC | Healthcare | 2.9M | $39.2M | 3.5% | New |
| BOH BANK OF HAWAII CORP | Financials | 402.5K | $29.9M | 2.6% | New |
| BTDR BITDEER TECHNOLOGIES GROUP-A | Financials | 769.5K | $6.7M | 0.6% | New |
| OPTU OPTIMUM COMMUNICATIONS INC-A | Communications | 2.5M | $3.2M | 0.3% | -19.7% |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 14, 2026 | 25 | $1.64B | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 22 | $1.35B | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 21 | $1.15B | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 17 | $872.8M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 19 | $769.4M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 18 | $836.2M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 13, 2024 | 21 | $928.3M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 18 | $830.9M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 17 | $805.9M | canonical | SEC ↗ |
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