Cathie Wood's fund, ARK Investment Management LLC, reported $15.4B of US-listed holdings across 185 positions in its Q2 2026 13F, filed Aug 14, 2026. The largest positions are TSLA (7.5%), AMD (5.3%), SPCX (5.0%). Compared with the previous quarter it opened 10 new positions (SPCX, CBRS, XE), added to 78, trimmed 93 and sold out of 5 (SLMT, ICE, PANW).
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Copying the top 10 holdings of each new ARK Investment Management LLC 13F the day after it was published, from Feb 13, 2017 to Oct 27, 2026, returned +17.6% a year vs +14.7% for the S&P 500 (after trading costs, before tax). Worst drop: -82% vs -33%.
Our verdict: Not proven (the difference could be luck)
Hypothetical backtest. Past performance does not predict future results.
| # | Stock | Value | % of portfolio | Change | |
|---|---|---|---|---|---|
| 1 | TSLA Tesla | $1.2B | 7.54% | trimmed | -2.5% shares |
| 2 | AMD Advanced Micro Devices | $822.8M | 5.34% | trimmed | -47.8% shares |
| 3 | SPCX Space Exploration Technologies | $765.1M | 4.97% | new | |
| 4 | TEM Tempus AI | $580.6M | 3.77% | added | +4.3% shares |
| 5 | HOOD Robinhood Markets | $525.1M | 3.41% | trimmed | -12.8% shares |
| 6 | CRSP CRISPR Therapeutics AG | $516.0M | 3.35% | trimmed | -16.4% shares |
| 7 | SHOP Shopify | $474.5M | 3.08% | trimmed | -0.5% shares |
| 8 | TWST Twist Bioscience | $468.1M | 3.04% | trimmed | -28.3% shares |
| 9 | GOOG Alphabet | $418.7M | 2.72% | added | +64.3% shares |
| 10 | TXG 10x Genomics | $383.5M | 2.49% | trimmed | -14.6% shares |
| 11 | AMZN Amazon Com | $379.2M | 2.46% | added | +17.4% shares |
| 12 | PLTR Palantir Technologies | $374.8M | 2.43% | added | +3.3% shares |
| 13 | COIN Coinbase Global | $367.1M | 2.38% | added | +5.8% shares |
| 14 | RBLX Roblox | $351.6M | 2.28% | added | +9.7% shares |
| 15 | BEAM Beam Therapeutics | $351.3M | 2.28% | trimmed | -15.6% shares |
| 16 | TER Teradyne | $312.0M | 2.03% | trimmed | -48.2% shares |
| 17 | NTLA Intellia Therapeutics | $285.5M | 1.85% | added | +16.3% shares |
| 18 | CRCL Circle Internet Group | $285.5M | 1.85% | added | +1.1% shares |
| 19 | NVDA Nvidia | $276.4M | 1.79% | added | +33.4% shares |
| 20 | CRWV CoreWeave | $264.5M | 1.72% | added | +4.7% shares |
| 21 | DE Deere & | $249.3M | 1.62% | trimmed | -1.5% shares |
| 22 | XYZ Block | $235.4M | 1.53% | unchanged | |
| 23 | KTOS Kratos Defense & Security Solutions | $233.0M | 1.51% | added | +33.8% shares |
| 24 | TSM Taiwan Semiconductor Manufacturing | $230.3M | 1.50% | trimmed | -23.2% shares |
| 25 | NTRA Natera | $187.0M | 1.21% | added | +0.7% shares |
| 26 | ILMN Illumina | $183.7M | 1.19% | trimmed | -7.5% shares |
| 27 | CBRS Cerebras Systems | $169.0M | 1.10% | new | |
| 28 | RKLB Rocket Lab | $165.8M | 1.08% | trimmed | -27.3% shares |
| 29 | BLSH Bullish | $158.1M | 1.03% | added | +2.8% shares |
| 30 | AVGO Broadcom | $153.8M | 1.00% | unchanged | |
| 31 | RXRX Recursion Pharmaceuticals | $151.7M | 0.98% | added | +2.8% shares |
| 32 | ACHR Archer Aviation | $151.2M | 0.98% | trimmed | -14.6% shares |
| 33 | ABSI Absci | $149.8M | 0.97% | trimmed | -5.8% shares |
| 34 | VCYT Veracyte | $134.8M | 0.88% | trimmed | -24.8% shares |
| 35 | META Meta Platforms | $134.6M | 0.87% | added | +55.2% shares |
| 36 | ARKB Ark 21Shares Bitcoin ETF | $125.6M | 0.82% | trimmed | -3.6% shares |
| 37 | LHX L3harris Technologies | $125.3M | 0.81% | added | +10.6% shares |
| 38 | BMNR Bitmine Immersion Technologies | $117.3M | 0.76% | trimmed | -9.2% shares |
| 39 | PSNL Personalis | $110.8M | 0.72% | added | +4.1% shares |
| 40 | WGS GeneDx Holdings | $110.5M | 0.72% | added | +21.6% shares |
| 41 | BWXT BWX Technologies | $107.0M | 0.69% | trimmed | -11.7% shares |
| 42 | AVAV AeroVironment | $100.3M | 0.65% | added | +8.6% shares |
| 43 | XE X-Energy | $99.4M | 0.65% | new | |
| 44 | LLY Eli Lilly & | $92.7M | 0.60% | added | +509.5% shares |
| 45 | ROKU Roku | $82.3M | 0.53% | trimmed | -84.4% shares |
| 46 | GH Guardant Health | $76.0M | 0.49% | added | +4.1% shares |
| 47 | DASH DoorDash | $70.1M | 0.46% | added | +9.8% shares |
| 48 | SNOW Snowflake | $68.6M | 0.45% | new | |
| 49 | TRMB Trimble | $68.2M | 0.44% | added | +6.7% shares |
| 50 | SOFI SoFi Technologies | $67.1M | 0.44% | trimmed | -2.4% shares |
| 51 | IRDM Iridium Communications | $66.6M | 0.43% | trimmed | -29.6% shares |
| 52 | JOBY Joby Aviation | $59.7M | 0.39% | added | +8.4% shares |
| 53 | CAT Caterpillar | $59.6M | 0.39% | trimmed | -4.4% shares |
| 54 | LUNR Intuitive Machines | $57.7M | 0.37% | added | +1.6% shares |
| 55 | CDNA CareDx | $55.7M | 0.36% | trimmed | -12.3% shares |
| 56 | FIG Figma | $55.0M | 0.36% | trimmed | -10.3% shares |
| 57 | DDOG Datadog | $54.7M | 0.36% | trimmed | -7.3% shares |
| 58 | CERS Cerus | $52.4M | 0.34% | trimmed | -6.4% shares |
| 59 | TOST Toast | $51.7M | 0.34% | added | +2.7% shares |
| 60 | PACB Pacific Biosciences of California | $50.0M | 0.32% | trimmed | -17.9% shares |
| 61 | CMPS COMPASS Pathways | $48.8M | 0.32% | added | +4.6% shares |
| 62 | ESLT Elbit Systems | $47.6M | 0.31% | added | +4.0% shares |
| 63 | ADPT Adaptive Biotechnologies | $44.8M | 0.29% | unchanged | |
| 64 | NRIX Nurix Therapeutics | $43.5M | 0.28% | added | +4.2% shares |
| 65 | NET Cloudflare | $43.1M | 0.28% | trimmed | -4.3% shares |
| 66 | BFLY Butterfly Network | $42.8M | 0.28% | trimmed | -2.7% shares |
| 67 | AUR Aurora Innovation | $41.8M | 0.27% | trimmed | -4.9% shares |
| 68 | MELI Mercadolibre | $37.4M | 0.24% | trimmed | -8.1% shares |
| 69 | ALMR Alamar Biosciences | $37.2M | 0.24% | new | |
| 70 | CCJ Cameco | $36.8M | 0.24% | trimmed | -1.5% shares |
| 71 | TDY Teledyne Technologies | $36.6M | 0.24% | added | +6.7% shares |
| 72 | SNPS Synopsys | $36.3M | 0.24% | added | +6.9% shares |
| 73 | SYM Symbotic | $35.8M | 0.23% | added | +1.9% shares |
| 74 | SDGR Schrodinger | $35.0M | 0.23% | added | +4.2% shares |
| 75 | BIDU Baidu | $34.5M | 0.22% | trimmed | -73.0% shares |
| 76 | SPOT Spotify Technology | $34.5M | 0.22% | added | +10.8% shares |
| 77 | P Everpure | $31.4M | 0.20% | trimmed | -7.2% shares |
| 78 | DKNG DraftKings | $31.0M | 0.20% | trimmed | -9.2% shares |
| 79 | PRME Prime Medicine | $30.8M | 0.20% | added | +33.6% shares |
| 80 | RBRK Rubrik | $29.3M | 0.19% | trimmed | -7.5% shares |
| 81 | ISRG Intuitive Surgical | $28.0M | 0.18% | added | +2.0% shares |
| 82 | KDK Kodiak AI | $26.2M | 0.17% | added | +35.3% shares |
| 83 | IONS Ionis Pharmaceuticals | $23.8M | 0.15% | added | +4.2% shares |
| 84 | GTLB Gitlab | $23.4M | 0.15% | trimmed | -7.1% shares |
| 85 | WRD WeRide | $21.8M | 0.14% | added | +2.6% shares |
| 86 | GENB Generate Biomedicines | $21.7M | 0.14% | added | +157.7% shares |
| 87 | ABNB Airbnb | $21.2M | 0.14% | trimmed | -8.3% shares |
| 88 | ARCT Arcturus Therapeutics Holdings | $19.5M | 0.13% | added | +4.8% shares |
| 89 | OKLO Oklo | $19.5M | 0.13% | added | +6.0% shares |
| 90 | GENI Genius Sports | $18.6M | 0.12% | trimmed | -8.0% shares |
| 91 | CRWD CrowdStrike Holdings | $18.0M | 0.12% | trimmed | -10.7% shares |
| 92 | HEI Heico | $17.8M | 0.12% | added | +14.4% shares |
| 93 | MASS 908 Devices | $17.6M | 0.11% | added | +4.2% shares |
| 94 | NFLX Netflix | $16.1M | 0.10% | added | +3.4% shares |
| 95 | PONY Pony AI | $15.4M | 0.10% | added | +14.9% shares |
| 96 | SE Sea | $15.2M | 0.10% | trimmed | -8.5% shares |
| 97 | GRMN Garmin | $14.7M | 0.10% | added | +14.9% shares |
| 98 | KLAR Klarna Group | $14.4M | 0.09% | trimmed | -8.5% shares |
| 99 | SRTA Strata Critical Medical | $14.4M | 0.09% | trimmed | -63.4% shares |
| 100 | NU Nu Holdings | $14.3M | 0.09% | trimmed | -8.5% shares |
| Quarter | Value | Positions | Top holdings |
|---|---|---|---|
| Q2 2026 | $15.4B | 185 | TSLA 8%, AMD 5%, SPCX 5%, TEM 4%, HOOD 3% |
| Q1 2026 | $12.9B | 180 | TSLA 8%, AMD 4%, CRSP 4%, SHOP 4%, PLTR 4% |
| Q4 2025 | $15.1B | 193 | TSLA 9%, SHOP 4%, ROKU 4%, COIN 4%, PLTR 4% |
| Q3 2025 | $16.8B | 194 | TSLA 10%, COIN 5%, ROKU 4%, PLTR 4%, RBLX 4% |
| Q2 2025 | $13.6B | 188 | TSLA 7%, COIN 7%, ROKU 5%, HOOD 5%, RBLX 5% |
| Q1 2025 | $10.0B | 193 | TSLA 8%, ROKU 6%, PLTR 5%, RBLX 5%, COIN 5% |
| Q4 2024 | $12.0B | 180 | TSLA 11%, ROKU 7%, COIN 6%, PLTR 5%, RBLX 5% |
| Q3 2024 | $10.9B | 192 | TSLA 11%, ROKU 8%, COIN 5%, RBLX 5%, XYZ 4% |
As of the Q2 2026 13F (filed Aug 14, 2026), the largest holdings are TSLA at 7.5%, AMD at 5.3%, SPCX at 5.0%, TEM at 3.8%, HOOD at 3.4%.
Funds managing over $100 million must file a 13F within 45 days after each quarter ends (mid-February, mid-May, mid-August and mid-November).
In our backtest, copying the top 10 holdings returned +17.6% a year vs +14.7% for the S&P 500. Verdict: Not proven.
Short positions, cash, bonds, most foreign stocks and anything bought and sold within the quarter. It's a snapshot that's up to 45 days old when published.
See how a copy portfolio performs from today, with no money at risk.