Union Square Park Capital Management, LLC — 13F Holdings & Portfolio

CIK 1666231 · latest 13F-HR filed 2026-05-15

Union Square Park Capital Management, LLC manages $176.1M in 13F-reported U.S. long-equity assets across 58 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are SPY (12.93%), HYG (9.04%), QQQ (6.56%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 28 new positions, exited 17, added to 8, and trimmed 17.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM

$176.1M

Long-equity book

Holdings

58

Distinct positions

Period

2026-03-31

Filed 2026-05-15

Q/Q Activity

+28 / −17 / ↑8 / ↓17

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • RIDENOW GROUP INC$1.4M +15.4%
  • BROADCOM INC$1.1M +91.6%
  • DATADOG INC$750.8K +73.6%
  • APARTMENT INVT & MGMT CO$717.8K +18.6%
  • ARISTA NETWORKS INC$531.4K +40.6%
Show all 8

Top Trims

  • CAESARS ENTERTAINMENT INC NE-$5.8M -73.4%
  • COMPASS INC-$2.8M -40.4%
  • ENVIRI CORP-$1.3M -39.2%
  • LYFT INC-$852.5K -17.6%
  • LIONSGATE STUDIOS CORP-$821.0K -30.0%
Show all 17

New Positions

  • NEBIUS GROUP N.V.$3.1M
  • VERTIV HOLDINGS CO$2.5M
  • ISHARES TR$2.2M
  • AMAZON COM INC$2.1M
  • FREEPORT MCMORAN INC$1.8M
Show all 28

Exited Positions

  • TELADOC HEALTH INC$7.0M
  • PAYPAL HLDGS INC$5.7M
  • DESIGNER BRANDS INC$3.7M
  • QUALCOMM INC$2.6M
  • HILTON GRAND VACATIONS INC$2.5M
Show all 17
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 STATE STR SPDR S&P 500 ETF T Put SPY 78462F103 $22.8M 12.93% 35,000 SH
2 ISHARES TR Put HYG 464288513 $15.9M 9.04% 200,000 SH
3 INVESCO QQQ TR Put QQQ 46090E103 $11.5M 6.56% 20,000 SH
4 ISHARES TR Put IWM 464287655 $11.2M 6.34% 45,000 SH
5 RIDENOW GROUP INC RDNW 781386305 $10.1M 5.74% 1,432,821 SH
6 RH RH 74967X103 $9.1M 5.16% 65,000 SH
7 PELOTON INTERACTIVE INC PTON 70614W100 $6.4M 3.65% 1,500,000 SH
8 ESTABLISHMENT LABS HLDGS INC ESTA G31249108 $6.0M 3.39% 105,000 SH
9 APARTMENT INVT & MGMT CO AIV 03748R747 $4.6M 2.60% 1,125,000 SH
10 INDUSTRIAL LOGISTICS PPTYS T ILPT 456237106 $4.3M 2.46% 762,838 SH
11 COMPASS INC COMP 20464U100 $4.2M 2.39% 575,000 SH
12 LYFT INC LYFT 55087P104 $4.0M 2.27% 300,000 SH
13 AIRBNB INC ABNB 009066101 $3.8M 2.15% 30,000 SH
14 SPORTSMANS WHSE HLDGS INC SPWH 84920Y106 $3.7M 2.08% 2,600,802 SH
15 NEBIUS GROUP N.V. NBIS N97284108 $3.1M 1.77% 30,000 SH
16 CENTURI HOLDINGS INC CTRI 155923105 $2.9M 1.66% 100,000 SH
17 VERTIV HOLDINGS CO VRT 92537N108 $2.5M 1.42% 10,000 SH
18 BROADCOM INC AVGO 11135F101 $2.3M 1.32% 7,500 SH
19 ISHARES TR ITA 464288760 $2.2M 1.24% 10,000 SH
20 CAESARS ENTERTAINMENT INC NE CZR 12769G100 $2.1M 1.20% 80,000 SH
21 AMAZON COM INC AMZN 023135106 $2.1M 1.18% 10,000 SH
22 ADVANCED MICRO DEVICES INC AMD 007903107 $2.0M 1.16% 10,000 SH
23 ENVIRI CORP NVRI 415864107 $2.0M 1.11% 100,000 SH
24 LIONSGATE STUDIOS CORP LION 53626N102 $1.9M 1.09% 200,000 SH
25 ARISTA NETWORKS INC ANET 040413205 $1.8M 1.05% 15,000 SH
26 DATADOG INC DDOG 23804L103 $1.8M 1.01% 15,000 SH
27 FREEPORT MCMORAN INC FCX 35671D857 $1.8M 1.00% 30,000 SH
28 MICRON TECHNOLOGY INC MU 595112103 $1.7M 0.96% 5,000 SH
29 MONRO INC MNRO 610236101 $1.6M 0.91% 100,000 SH
30 TALEN ENERGY CORP TLN 87422Q109 $1.6M 0.91% 5,000 SH
31 VISTRA CORP VST 92840M102 $1.5M 0.85% 10,000 SH
32 CORE SCIENTIFIC INC NEW CORZ 21874A106 $1.5M 0.85% 100,000 SH
33 NRG ENERGY INC NRG 629377508 $1.5M 0.83% 10,000 SH
34 ALPHABET INC GOOG 02079K107 $1.4M 0.81% 5,000 SH
35 CONSTELLATION ENERGY CORP CEG 21037T109 $1.4M 0.79% 5,000 SH
36 LEONARDO DRS INC DRS 52661A108 $1.3M 0.76% 30,000 SH
37 APPLE INC AAPL 037833100 $1.3M 0.72% 5,000 SH
38 L3HARRIS TECHNOLOGIES INC LHX 502431109 $1.2M 0.69% 3,500 SH
39 UNITED AIRLS HLDGS INC UAL 910047109 $1.2M 0.65% 12,500 SH
40 CHAMPION HOMES INC SKY 830830105 $1.1M 0.63% 15,000 SH
41 AMERICAN AIRLINES GROUP INC AAL 02376R102 $1.1M 0.61% 100,000 SH
42 MOHAWK INDS INC MHK 608190104 $984.6K 0.56% 10,000 SH
43 GENERAC HLDGS INC GNRC 368736104 $976.6K 0.55% 5,000 SH
44 ONDAS INC ONDS 68236H204 $904.0K 0.51% 100,000 SH
45 JETBLUE AIRWAYS CORP JBLU 477143101 $884.0K 0.50% 200,000 SH
46 LENNAR CORP LEN 526057104 $868.4K 0.49% 10,000 SH
47 JAMES HARDIE INDS PLC JHX G4253H101 $852.3K 0.48% 45,000 SH
48 BUILDERS FIRSTSOURCE INC BLDR 12008R107 $823.3K 0.47% 10,000 SH
49 GREEN BRICK PARTNERS INC GRBK 392709101 $644.5K 0.37% 10,000 SH
50 NLIGHT INC LASR 65487K100 $570.2K 0.32% 10,000 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-15 $176.1M 58 0001172661-26-002236
2026-03-31 2026-05-15 $208.0M 49 0001172661-26-002125
2025-12-31 2026-02-17 $208.0M 49 0001172661-26-000842
2025-09-30 2025-11-14 $281.1M 56 0001172661-25-004807