Union Square Park Capital Management, LLC
Long book
$114.3M
Q1 2026
Positions
53
Top-10 weight
49%
concentration
Last quarter
+29.2%
SPY +14.8%
Turnover
64%
of book per quarter
Strategy in plain words
auto-generated from filingsUnion Square Park Capital Management, LLC is a concentrated fundamental stock-picker, running a $114.3M US long book across 53 positions.
The portfolio is moderately concentrated (top 10 ≈ 49% of the book). Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: RIDENOW GROUP INC, RH, PELOTON INTERACTIVE INC-A, ESTABLISHMENT LABS HOLDINGS, APARTMENT INVT & MGMT CO -A.
Over the last 9 quarters its long book ran on average 0.7pp 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
-12.8%
Q2 2024
+12.4%
Q3 2024
+7.2%
Q4 2024
-16.5%
Q1 2025
+22.1%
Q2 2025
+11.6%
Q3 2025
+3.4%
Q4 2025
-9.7%
Q1 2026
+29.2%
Sector allocation
Technology 32%
Consumer discretionary 15%
Services media 13%
Utilities 11%
Other 8%
Industrials 8%
Healthcare 6%
Real estate 4%
Long book by quarter
What does Union Square own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| RDNW RIDENOW GROUP INC | Technology | 1.4M | $10.1M | 8.9% | -9.7% |
| RH RH | Consumer discretionary | 65.0K | $9.1M | 8.0% | +18.2% |
| PTON PELOTON INTERACTIVE INC-A | Other | 1.5M | $6.4M | 5.6% | +36.4% |
| ESTA ESTABLISHMENT LABS HOLDINGS | Healthcare | 105.0K | $6.0M | 5.2% | +16.7% |
| COMP COMPASS INC - CLASS A | Real estate | 575.0K | $4.2M | 3.7% | -13.8% |
| LYFT LYFT INC-A | Services media | 300.0K | $4.0M | 3.5% | +20.0% |
| ABNB AIRBNB INC-CLASS A | Services media | 30.0K | $3.8M | 3.3% | Held |
| SPWH SPORTSMAN'S WAREHOUSE HOLDIN | Consumer discretionary | 2.6M | $3.7M | 3.2% | +9.3% |
| NBIS NEBIUS GROUP NV | Technology | 30.0K | $3.1M | 2.7% | New |
| CTRI CENTURI HOLDINGS INC | Utilities | 100.0K | $2.9M | 2.6% | Held |
| VRT VERTIV HOLDINGS CO-A | Technology | 10.0K | $2.5M | 2.2% | New |
| AVGO BROADCOM INC | Technology | 7.5K | $2.3M | 2.0% | +114.3% |
| CZR CAESARS ENTERTAINMENT INC | Services media | 80.0K | $2.1M | 1.9% | -76.5% |
| AMZN AMAZON.COM INC | Consumer discretionary | 10.0K | $2.1M | 1.8% | New |
| AMD ADVANCED MICRO DEVICES | Technology | 10.0K | $2.0M | 1.8% | Held |
| NVRI ENVIRI CORP | Utilities | 100.0K | $2.0M | 1.7% | -44.4% |
| LION LIONSGATE STUDIOS CORP | Services media | 200.0K | $1.9M | 1.7% | -33.3% |
| ANET ARISTA NETWORKS INC | Technology | 15.0K | $1.8M | 1.6% | +50.0% |
| DDOG DATADOG INC - CLASS A | Technology | 15.0K | $1.8M | 1.5% | +100.0% |
| FCX FREEPORT-MCMORAN INC | Materials | 30.0K | $1.8M | 1.5% | New |
| MU MICRON TECHNOLOGY INC | Technology | 5.0K | $1.7M | 1.5% | Held |
| MNRO MONRO INC | Services media | 100.0K | $1.6M | 1.4% | New |
| TLN TALEN ENERGY CORP | Utilities | 5.0K | $1.6M | 1.4% | Held |
| VST VISTRA CORP | Utilities | 10.0K | $1.5M | 1.3% | Held |
| CORZ CORE SCIENTIFIC INC | Financials | 100.0K | $1.5M | 1.3% | New |
| NRG NRG ENERGY INC | Utilities | 10.0K | $1.5M | 1.3% | Held |
| GOOG ALPHABET INC-CL C | Technology | 5.0K | $1.4M | 1.3% | New |
| CEG CONSTELLATION ENERGY | Utilities | 5.0K | $1.4M | 1.2% | Held |
| DRS LEONARDO DRS INC | Technology | 30.0K | $1.3M | 1.2% | New |
| AAPL APPLE INC | Technology | 5.0K | $1.3M | 1.1% | New |
| LHX L3HARRIS TECHNOLOGIES INC | Technology | 3.5K | $1.2M | 1.1% | New |
| UAL UNITED AIRLINES HOLDINGS INC | Industrials | 12.5K | $1.2M | 1.0% | New |
| SKY CHAMPION HOMES INC | Other | 15.0K | $1.1M | 1.0% | New |
| AAL AMERICAN AIRLINES GROUP INC | Industrials | 100.0K | $1.1M | 0.9% | New |
| MHK MOHAWK INDUSTRIES INC | Other | 10.0K | $985K | 0.9% | New |
| GNRC GENERAC HOLDINGS INC | Industrials | 5.0K | $977K | 0.9% | New |
| ONDS ONDAS INC | Technology | 100.0K | $904K | 0.8% | New |
| JBLU JETBLUE AIRWAYS CORP | Industrials | 200.0K | $884K | 0.8% | New |
| LEN LENNAR CORP-A | Industrials | 10.0K | $868K | 0.8% | New |
| JHX JAMES HARDIE IND PLC | Industrials | 45.0K | $852K | 0.7% | New |
| BLDR BUILDERS FIRSTSOURCE INC | Consumer discretionary | 10.0K | $823K | 0.7% | New |
| GRBK GREEN BRICK PARTNERS INC | Industrials | 10.0K | $645K | 0.6% | New |
| LASR NLIGHT INC | Technology | 10.0K | $570K | 0.5% | New |
| HOV HOVNANIAN ENTERPRISES-A | Industrials | 5.0K | $555K | 0.5% | New |
| LPTH LIGHTPATH TECHNOLOGIES INC-A | Technology | 50.0K | $502K | 0.4% | New |
| OPRT OPORTUN FINANCIAL CORP | Financials | 100.0K | $461K | 0.4% | New |
| AVAV AEROVIRONMENT INC | Industrials | 2.5K | $458K | 0.4% | New |
| MOG/A MOOG INC-CLASS A | Industrials | 1.5K | $439K | 0.4% | New |
| FTHM FATHOM HOLDINGS INC | Real estate | 362.9K | $192K | 0.2% | -4.9% |
| FLD FOLD HOLDINGS INC | Financials | 89.1K | $118K | 0.1% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 49 | $208.0M | SEC ↗ | |
| Q1 2026 | 13F-HR/ARESTATEMENT | May 15, 2026 | 58 | $176.1M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 49 | $208.0M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 56 | $281.1M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 12, 2025 | 51 | $238.0M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 44 | $152.5M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 33 | $155.1M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 34 | $137.8M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 31 | $112.8M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR/ARESTATEMENT | May 15, 2024 | 29 | $125.6M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 14, 2024 | 29 | $125.6M | SEC ↗ |
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