In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 14, 2026), Cartenna Capital, LP reported 35 stock positions worth $2.7 billion . Its top holding was 3M (MMM) at 6.9% of the portfolio, followed by Ametek (AME, 5.8% ) and Analog Devices (ADI, 5.7% ). Compared with Q1 2026, it opened 22 new positions, sold out of 28, added to 10 and reduced 3. The biggest buy was a new position in 3M (MMM) and the biggest sale an exit from Parker Hannifin (PH).
Location STAMFORD, CT
CIK 0001808928
Portfolio Value $2.7B (Q2 2026) Holdings 35 stocks · $2.7B Holdings quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock % Of Portfolio ▼ Shares Held Total Value Change vs Q1 2026 MMM 3M Co. 1,150,000 $186.2M New AME Ametek Inc. 650,000 $157.3M Add +21.5% ADI Analog Devices Inc. 385,000 $152.9M Add +32.8% LRCX Lam Research Corp. 345,000 $149.5M Reduce -5.5% AMAT Applied Materials Inc. 190,000 $137.4M New HWM Howmet Aerospace Inc. 450,000 $121.0M New MSI Motorola Solutions Inc. 290,000 $120.4M Add +152.2% AMZN Amazon.com Inc. 490,000 $116.8M Add +63.3% KEYS Keysight Technologies Inc. 325,000 $113.8M Add +71.0% APH Amphenol Corp. Class A 615,000 $108.4M Add +161.7% SGI Somnigroup International Inc. 1,350,000 $105.8M Add +1700.0% JBHT Hunt (jb) Transprt SVCS Inc. 335,000 $97.0M New GOOGL Alphabet Inc. Class A 225,000 $80.4M New PLXS Plexus Corp. 265,000 $79.7M Add +130.4% LECO Lincoln Electric Holdings 295,000 $78.3M Add +9.3% WTS Watts Water Technologies-A 190,000 $74.4M Reduce -20.8% SPOT Spotify Technology SA 160,000 $73.5M New GWW WW Grainger Inc. 52,500 $71.4M New CR Crane Co. 300,000 $66.9M New AZO AutoZone Inc. 20,500 $65.5M New EQIX Equinix Inc. 55,000 $57.3M New ALLE Allegion PLC 400,000 $56.2M New WSC Willscot Holdings Corp. 1,800,000 $51.9M New SBUX Starbucks Corp. 460,000 $47.0M New GTX Garrett Motion Inc. 1,225,000 $44.4M New DY Dycom Industries Inc. 80,000 $40.4M New SN Sharkninja Inc. 250,000 $38.1M New GE General Electric filed as GE AEROSPACE 100,000 $37.4M Reduce -72.6% WMT Walmart Inc. 300,000 $34.0M New ORLY O'reilly Automotive Inc. 350,000 $32.2M New WULF Terawulf Inc. 1,250,000 $30.9M New XPO Xpo Inc. 140,000 $28.7M New TKR Timken Co. 175,000 $25.4M Add +16.7% KRMN Karman Holdings Inc. 250,000 $12.5M New SPCX Space Exploration Techn Class A 50,000 $8.5M New
Options reported separately and not counted above: SELECT SECTOR SPDR TR puts ($351.9M), ISHARES TR puts ($300.4M), SPDR SERIES TRUST puts ($262.0M), VANECK ETF TRUST puts ($164.0M), NVIDIA CORPORATION calls ($110.0M), ARK ETF TR puts ($68.7M), 3M CO calls ($48.6M), MOTOROLA SOLUTIONS INC calls ($44.0M), SOMNIGROUP INTERNATIONAL INC calls ($43.1M), AMAZON COM INC calls ($35.8M), AMETEK INC calls ($24.2M), CAPRI HOLDINGS LIMITED calls ($18.6M), and 2 more.
Portfolio Sells Q1 2026 → Q2 2026 Portfolio Sells quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q1 2026 % Of Portfolio Change To Portfolio ▲ PH Parker Hannifin Corp. Sold out 0.00% −5.57 TT Trane Technologies PLC Sold out 0.00% −4.91 ASML ASML Holding NV-NY Reg SHS Sold out 0.00% −4.18 ULTA Ulta Beauty Inc. Sold out 0.00% −3.71 GVA Granite Construction Inc. Sold out 0.00% −3.56 CL Colgate-Palmolive Co. Sold out 0.00% −3.16 GE General Electric Reduce -72.6% 1.38% −3.14 MCD McDonald's Corp. Sold out 0.00% −2.98 RBC RBC Bearings Inc. Sold out 0.00% −2.96 CSX CSX Corp. Sold out 0.00% −2.95 XRT SS SPDR S&P Retail ETF Sold out 0.00% −2.63 GM General Motors Co. Sold out 0.00% −2.60 ETN Eaton Corp. PLC Sold out 0.00% −2.57 FDX FedEx Corp. Sold out 0.00% −2.49 CPRI Capri Holdings Ltd. Sold out 0.00% −2.39 TXRH Texas Roadhouse Inc. Sold out 0.00% −2.16 NVDA Nvidia Corp. Sold out 0.00% −2.09 AKAM Akamai Technologies Inc. Sold out 0.00% −1.88 TPR Tapestry Inc. Sold out 0.00% −1.79 LMT Lockheed Martin Corp. Sold out 0.00% −1.71 COHR Coherent Corp. Sold out 0.00% −1.56 FIVE Five Below Sold out 0.00% −1.50 RKT Rocket Cos Inc. Class A Sold out 0.00% −1.40 ENPH Enphase Energy Inc. Sold out 0.00% −1.32 IGV iShares Expanded Tech-Softwa Sold out 0.00% −1.22 LIN Linde PLC Sold out 0.00% −1.08 UAL United Airlines Holdings Inc. Sold out 0.00% −1.00 FLS Flowserve Corp. Sold out 0.00% −0.80 FCX Freeport-McMoran Inc. Sold out 0.00% −0.45 WTS Watts Water Technologies-A Reduce -20.8% 2.75% −0.29 LRCX Lam Research Corp. Reduce -5.5% 5.53% +2.13
Portfolio Buys Q1 2026 → Q2 2026 Portfolio Buys quarter Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024 Q1 2024
Stock Change vs Q1 2026 % Of Portfolio Change To Portfolio ▼ MMM 3M Co. New 6.89% +6.89 AMAT Applied Materials Inc. New 5.08% +5.08 HWM Howmet Aerospace Inc. New 4.48% +4.48 SGI Somnigroup International Inc. Add +1700.0% 3.92% +3.68 JBHT Hunt (jb) Transprt SVCS Inc. New 3.59% +3.59 GOOGL Alphabet Inc. Class A New 2.98% +2.98 SPOT Spotify Technology SA New 2.72% +2.72 APH Amphenol Corp. Class A Add +161.7% 4.01% +2.72 GWW WW Grainger Inc. New 2.64% +2.64 CR Crane Co. New 2.48% +2.48 AZO AutoZone Inc. New 2.43% +2.43 MSI Motorola Solutions Inc. Add +152.2% 4.46% +2.28 EQIX Equinix Inc. New 2.12% +2.12 ALLE Allegion PLC New 2.08% +2.08 PLXS Plexus Corp. Add +130.4% 2.95% +1.93 WSC Willscot Holdings Corp. New 1.92% +1.92 KEYS Keysight Technologies Inc. Add +71.0% 4.21% +1.87 SBUX Starbucks Corp. New 1.74% +1.74 GTX Garrett Motion Inc. New 1.64% +1.64 ADI Analog Devices Inc. Add +32.8% 5.66% +1.64 AMZN Amazon.com Inc. Add +63.3% 4.32% +1.60 DY Dycom Industries Inc. New 1.50% +1.50 SN Sharkninja Inc. New 1.41% +1.41 WMT Walmart Inc. New 1.26% +1.26 ORLY O'reilly Automotive Inc. New 1.19% +1.19 WULF Terawulf Inc. New 1.14% +1.14 XPO Xpo Inc. New 1.06% +1.06 AME Ametek Inc. Add +21.5% 5.82% +0.82 KRMN Karman Holdings Inc. New 0.46% +0.46 SPCX Space Exploration Techn Class A New 0.32% +0.32 TKR Timken Co. Add +16.7% 0.94% +0.28 LECO Lincoln Electric Holdings Add +9.3% 2.90% −0.03
Options Activity Q1 2026 → Q2 2026 Security Type Change vs Q1 2026 Underlying Shares Value ▼ SELECT SECTOR SPDR TR put New 1,900,000 $351.9M ISHARES TR put Add +100.0% 1,000,000 $300.4M SPDR SERIES TRUST put New 3,500,000 $262.0M VANECK ETF TRUST put New 250,000 $164.0M NVIDIA CORPORATION call Add +10.0% 550,000 $110.0M ARK ETF TR put New 850,000 $68.7M ROCKET COS INC call Sold out 4,813,700 $68.6Mbefore exit SPDR SERIES TRUST call Sold out 650,000 $52.3Mbefore exit 3M CO call New 300,000 $48.6M MOTOROLA SOLUTIONS INC call New 106,000 $44.0M SOMNIGROUP INTERNATIONAL INC call New 550,000 $43.1M AMAZON COM INC call Reduce -40.0% 150,000 $35.8M AMETEK INC call New 100,000 $24.2M CAPRI HOLDINGS LIMITED call Reduce -73.3% 1,000,000 $18.6M OREILLY AUTOMOTIVE INC call New 200,000 $18.4M KARMAN HLDGS INC call New 185,000 $9.2M
Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.
All Filings Quarter Positions 13F Reported Value Top Holdings Q2 2026 35 $2.7B MMM, AME, ADI, LRCX, AMAT Q1 2026 41 $2.3B PH, AME, TT, GE, ASML Q4 2025 36 $1.9B MCD, GVA, V, SITE, RBC Q3 2025 31 $1.9B MMM, ETN, WMT, SAIA, CR Q2 2025 31 $1.6B CYBR, CAT, CR, MMM, DDOG Q1 2025 31 $1.2B DOV, AMZN, MMM, CYBR, CR Q4 2024 28 $1.4B PH, CSX, MMM, CYBR, WDC Q3 2024 34 $1.3B WDC, APH, PH, JCI, HUBB Q2 2024 34 $1.3B KBR, AMZN, HUBS, TTWO, FLR Q1 2024 31 $1.1B NSC, PH, CYBR, TDG, MSFT