Asset manager, long-only 13F filer
ARK Investment Management
US long stock positions, not assets under management; options add 719K USD at notional
Form 13F-HR, filed 14 August 2026
ARK Investment Management has stopped filing, or filed late: its most recent 13F in our EDGAR ingest was filed 14 August 2026, covering the quarter ended 30 June 2026 — 1 reporting quarter behind the newest filing among managers we track. Everything below is that last filing, not a current portfolio.
How has ARK Investment Management's portfolio moved against the S&P 500?
ARK Investment Management's latest 13F filing covers the quarter ended 30 June 2026 and was filed 14 August 2026 (45 days after quarter end): 190 disclosed US-listed positions — 15.4B USD in long stock plus 719K USD in options at notional value. Sixteen new buys, 23 adds, seventeen trims and eight exits against the prior quarter. Holdings are up to 45 days old by the time they clear EDGAR.
Since Sept 2025ARK Investment Management -8%S&P 500 from Dec 2025 +9%
The line rebuilds ARK Investment Management's disclosed 13F holdings at each filing and holds them to the next, tracked against the S&P 500 where daily price history overlaps. Long US equity only — an illustrative read, not an audited return.
Since Sept 2024ARK Investment Management +41%S&P 500 from Dec 2025 +9%
The line rebuilds ARK Investment Management's disclosed 13F holdings at each filing and holds them to the next, tracked against the S&P 500 where daily price history overlaps. Long US equity only — an illustrative read, not an audited return.
- Long stock value
- 15.4B USD
- Positions
- 190
- Top holding
- TSLA, 7.5%
- Top sector
- Healthcare 28%
- New buys, Q2 2026
- 16
- Exits, Q2 2026
- 8
Values as reported, as of Q2 2026
Top holdings — quarter ended 30 June 2026
190 US-listed positions were disclosed for the quarter ended 30 June 2026; the 15 largest by reported value are below.
Source: SEC EDGAR Form 13F-HR, as filed.
| Position | Value | Weight | Shares | Last quarter |
|---|---|---|---|---|
| TSLATesla Inc | 1.2B USD | 7.5% | 2.8M | Held |
| AMDAdvanced Micro Devices Inc | 822.8M USD | 5.3% | 1.4M † | Trimmed |
| SPCXSpace Exploration Technologies Corp | 765.1M USD | 5.0% | 4.5M | New buy |
| TEMTempus AI Inc | 580.6M USD | 3.8% | 10.0M | Held |
| HOODRobinhood Markets Inc | 525.1M USD | 3.4% | 5.2M | Held |
| CRSPCRISPR Therapeutics AG | 516.0M USD | 3.4% | 9.5M | Held |
| SHOPShopify Inc | 474.5M USD | 3.1% | 4.2M | Held |
| TWSTTwist Bioscience Corp | 468.1M USD | 3.0% | 4.5M † | Trimmed |
| TXG10X Genomics Inc | 383.5M USD | 2.5% | 10.0M | Held |
| AMZNAmazon.com Inc | 379.2M USD | 2.5% | 1.6M | Held |
| PLTRPalantir Technologies Inc | 374.8M USD | 2.4% | 3.2M | Held |
| GOOGAlphabet Inc | 368.6M USD | 2.4% | 1.0M | Added |
| COINCoinbase Global Inc | 367.1M USD | 2.4% | 2.5M | Held |
| RBLXROBLOX Corp | 351.6M USD | 2.3% | 6.5M | Held |
| BEAMBeam Therapeutics Inc | 351.3M USD | 2.3% | 10.2M | Held |
† Share count moved sharply against value during the quarter — likely a stock split in the reporting, not a real position change.
Quarterly changes — quarter ended 30 June 2026
64 changes vs the prior quarter's filing, as of 30 June 2026: 16 new, 23 added, 17 trimmed and 8 sold out.
What changed against the previous quarter's filing: new positions first, then adds, trims and exits, each sorted by position size. Showing the 20 largest per change type — 64 changes were disclosed in total.
New buys 16Adds 23Trims 17Exits 8
| Position | Change | Shares moved | Value after |
|---|---|---|---|
| SPCXSpace Exploration Technologies Corp | New buy | +4.5M | 765.1M USD |
| Cerebras Systems Inc | New buy | +764.6K | 169.0M USD |
| X-Energy Inc | New buy | +5.4M | 99.4M USD |
| SNOWSnowflake Inc | New buy | +269.5K | 68.6M USD |
| GOOGLAlphabet Inc | New buy | +140.1K | 50.1M USD |
| Alamar Biosciences Inc | New buy | +1.4M | 37.2M USD |
| HONHoneywell International Inc | New buy | +23.3K | 5.2M USD |
| Honeywell Aerospace Inc | New buy | +23.3K | 5.1M USD |
| Octave Intelligence PLC | New buy | +8.9K | 145K USD |
| XBIState Street SPDR S&P Biotech ETF | New buy | +94 | 15K USD |
| IGViShares Expanded Tech-Software Sector ETF | New buy | +56 | 5K USD |
| KCEState Street SPDR S&P Capital Markets ETF | New buy | +19 | 3K USD |
| XHEState Street SPDR S&P Health Care Equipment ETF | New buy | +21 | 2K USD |
| XARState Street SPDR S&P Aerospace & Defense ETF | New buy | +3 | 729 USD |
| FCOMFidelity MSCI Communication Services Index ETF | New buy | +7 | 482 USD |
| IAIiShares U.S. Broker-Dealers & Securities Exchanges ETF | New buy | +2 | 424 USD |
| GOOGAlphabet Inc | Added | +322.9K | 368.6M USD |
| NVDANVIDIA Corp | Added | +345.8K | 276.4M USD |
| KTOSKratos Defense & Security Solutions Inc. | Added | +1.2M | 233.0M USD |
| METAMeta Platforms Inc | Added | +85.0K | 134.6M USD |
| LLYEli Lilly & Co | Added | +64.6K | 92.7M USD |
| PRMEPrime Medicine Inc | Added | +2.1M | 30.8M USD |
| KDKKodiak AI Inc | Added | +1.3M | 26.2M USD |
| Generate Biomedicines Inc | Added | +786.2K | 21.7M USD |
| SMWBSimilarWeb Ltd | Added | +482.6K | 5.1M USD |
| FROGJFrog Ltd | Added | +11.1K | 4.6M USD |
| VELOVelo3D Inc | Added | +76.9K | 3.4M USD |
| VLNValens Semiconductor Ltd | Added | +364.1K | 3.2M USD |
| MBLYMobileye Global Inc | Added | +78.7K | 2.7M USD |
| PGYPagaya Technologies Ltd | Added | +48.5K | 2.7M USD |
| ALLTAllot Ltd | Added | +95.0K | 2.6M USD |
| CLBTCellebrite DI Ltd | Added | +44.7K | 2.5M USD |
| MNDYMonday.com Ltd | Added | +16.2K | 2.4M USD |
| ODDOddity Tech Ltd | Added | +81.2K | 2.2M USD |
| CHKPCheck Point Software Technologies Ltd | Added | +4.3K | 2.1M USD |
| FVRRFiverr International Ltd | Added | +73.9K | 2.1M USD |
| AMDAdvanced Micro Devices Inc | Trimmed | −1.3M | 822.8M USD |
| TWSTTwist Bioscience Corp | Trimmed | −1.8M | 468.1M USD |
| TERTeradyne Inc | Trimmed | −600.3K | 312.0M USD |
| RKLBRocket Lab Corp | Trimmed | −612.4K | 165.8M USD |
| ROKURoku Inc | Trimmed | −3.2M | 82.3M USD |
| IRDMIridium Communications Inc | Trimmed | −511.7K | 66.6M USD |
| BIDUBaidu Inc | Trimmed | −818.4K | 34.5M USD |
| SRTAStrata Critical Medical Inc | Trimmed | −4.7M | 14.4M USD |
| BABAAlibaba Group Holding Ltd | Trimmed | −663.6K | 11.5M USD |
| KSPIKaspi.KZ JSC | Trimmed | −21.1K | 3.6M USD |
| TSEMTower Semiconductor Ltd | Trimmed | −8.0K | 2.6M USD |
| BWAYBrainsway Ltd | Trimmed | −51.2K | 2.2M USD |
| CGENCompugen Ltd | Trimmed | −263.3K | 1.7M USD |
| CRSCarpenter Technology Corp | Trimmed | −75 | 110K USD |
| ATIATI Inc | Trimmed | −192 | 96K USD |
| JBLJabil Inc | Trimmed | −92 | 94K USD |
| ARKGARK Genomic Revolution ETF | Trimmed | −5.1K | 70K USD |
| HONHoneywell International Inc | Sold out | −38.7K | was 8.7M USD |
| SLMTBrera Holdings PLC | Sold out | −9.7M | was 7.6M USD |
| ICEIntercontinental Exchange Inc | Sold out | −29.2K | was 4.6M USD |
| PANWPalo Alto Networks Inc | Sold out | −10.9K | was 1.7M USD |
| CRMSalesforce Inc | Sold out | −6.1K | was 1.1M USD |
| PINSPinterest Inc | Sold out | −36.0K | was 661K USD |
| SPYState Street SPDR S&P 500 ETF Trust | Sold out | −28 | was 18K USD |
| IWBiShares Russell 1000 ETF | Sold out | −0 | was 125 USD |
Rows sharing a company name are separate securities of the same issuer — different share classes or option positions, as filed.
Sector allocation
Healthcare carries the largest share of disclosed value, at 28%.
Weights are by reported value of the quarter-end holdings; sectors from the reference list, unclassified where none matched.
| Sector | Weight | Holdings |
|---|---|---|
| Healthcare | 28% | ABSI, ADPT, ALGN, ARCT, BEAM, BFLY, BNTX, CDNA, CERS, CGEN, CRSP, GH, ILMN, IONS, ISRG, KMDA, LLY, MASS, MDWD, NNOX, NRIX, NTLA, NTRA, PACB, PRME, PSNL, QSI, RXRX, SDGR, TEM, TEVA, THAR, TWST, TXG, URGN, VCYT, WGS, XRAY |
| Technology | 26% | ADSK, ALLT, AMD, AUDC, AUR, AVGO, BIDU, CAMT, CHKP, CRWD, CRWV, DDD, DDOG, FROG, GILT, GOOG, GOOGL, GRMN, GTLB, HPQ, ITRN, JBL, MSFT, MTLS, NET, NICE, NNDM, NVDA, NVMI, PERI, PLTR, PSTG, PTC, RBRK, RDWR, SE, SHOP, SNOW, SNPS, SPOT, SSYS, TDY, TER, TOST, TRMB, TSEM, TSM, WIX |
| Industrials | 14% | ACHR, AME, ATI, AVAV, BWXT, CAT, CRS, DE, ESLT, GE, HEI, HON, JOBY, KMT, KTOS, LECO, LHX, LMT, LUNR, MMM, PRLB, RKLB, SPCX, SYM, TATT, XMTR |
| Consumer Cyclical | 11% | ABNB, AMZN, AXL, BABA, DKNG, ETH, MELI, NFLX, TSLA |
| Other / unclassified | 10% | ARKB, ARKG, ARKK, BLSH, BMNR, BWAY, CGNT, CLBT, CMPS, CRCL, DRTS, ENLV, ETOR, FCOM, FIG, FVRR, GENI, IAI, IGV, INMD, IWF, KCE, KDK, KLAR, KSPI, MBLY, MNDY, NYAX, ODD, PLTK, PONY, RSKD, SMWB, SRTA, VELO, VLN, VUG, WRD, XAR, XBI, XHE, XYZ |
| Financial Services | 6% | COIN, HOOD, NU, PGY, SOFI |
| Communication Services | 5% | DASH, IRDM, META, RBLX, RDCM, ROKU, TBLA |
| Basic Materials | 0% | AVNT, CCJ, KALU, MTRN |
| Utilities | 0% | OKLO |
| Real Estate | 0% | Z |
ARK Investment Management: frequently asked questions
What is ARK Investment Management's biggest holding?
As of the quarter ended 30 June 2026, the largest disclosed position was TSLA (Tesla Inc), about 7.5% of the disclosed US-listed portfolio by reported value.
What did Cathie Wood's ARK Investment Management buy in Q2 2026?
16 new positions were disclosed for the quarter ended 30 June 2026; the largest were SPCX, Cerebras Systems Inc, X-Energy Inc. Adds and trims are listed in the quarterly-changes table on this page.
How concentrated is the portfolio?
Broadly diversified. The top five positions are 25% of disclosed value and the top ten are 39%.
When is ARK Investment Management's next 13F due?
13F filings for the quarter ended 30 September 2026 are due by 16 November 2026 — managers have 45 days after each calendar quarter ends. Whether ARK Investment Management files is up to the manager; we show whatever EDGAR receives.
Does this show the whole portfolio?
No. Form 13F covers US-listed long equity and some options only — no short bets, bonds, cash, private businesses, non-US holdings or timing inside the quarter. Amended filings replace originals; this page always shows the latest canonical version.
Read the form itself on SEC EDGAR or see our plain-words guide to 13F filings — ARK Investment Management may have already changed these positions since 30 June 2026.
References
- SEC EDGAR Form 13F-HR, quarterly, up to 45 days delayed. Filings are public records. Ticker mapping via SEC public files and OpenFIGI.
- Finazon prior-day close, indicative (IEX-derived, not the official close), some closes dollar-rounded at the source