iShares Defense Industrials Active ETF (IDEF) Holdings
IDEF holdings summary
as of Oct 23, 2026- Holdings
- 152 positions listed
- Top 10 weight
- 36.9% of net assets
- Effective holdings
- 49 equal-weight equivalent
- Largest holding
- RTX 7.05% RTX Corporation
- Annual turnover
- — of the portfolio traded
Top 1036.9%
Top 2556.6%
Top 5073.4%
Top 10091.6%
All IDEF holdings
152 holdings
| # | Name | ||||||
|---|---|---|---|---|---|---|---|
| 1 | RTX | RTX Corporation | Industrials | 7.05% | $256.9M | $261.36B | 34.1 |
| 2 | LMT | Lockheed Martin Corporation | Industrials | 4.77% | $173.9M | $127.42B | 20.3 |
| 3 | GD | General Dynamics Corporation | Industrials | 4.00% | $145.8M | $93.13B | 21.0 |
| 4 | NOC | Northrop Grumman Corporation | Industrials | 3.80% | $138.6M | $73.85B | 16.5 |
| 5 | BA | The Boeing Company | Industrials | 3.79% | $138.3M | $150.34B | 67.9 |
| 6 | RR | Rolls-Royce Holdings PLC | Industrials | 3.20% | $116.5M | — | — |
| 7 | SPCX | Space Exploration Technologies Corp. | Industrials | 3.07% | $111.8M | $1.92T | — |
| 8 | PLTR | Palantir Technologies Inc. | Technology | 2.81% | $102.6M | $447.04B | 160.4 |
| 9 | AIR | Airbus Group SE | Industrials | 2.31% | $84.1M | — | — |
| 10 | HO | Thales S.A. | Industrials | 2.15% | $78.2M | — | — |
| 11 | GE | GE Aerospace | Industrials | 1.79% | $65.4M | $325.62B | 37.0 |
| 12 | SAAB-B | Saab AB (publ) | Industrials | 1.79% | $65.1M | — | — |
| 13 | 7011 | Mitsubishi Heavy Industries Ltd. | Industrials | 1.71% | $62.5M | — | — |
| 14 | LDO | Leonardo S.p.A. | Industrials | 1.65% | $60.0M | — | — |
| 15 | 6503 | Mitsubishi Electric Corp | Industrials | 1.44% | $52.5M | — | — |
| 16 | MSFT | Microsoft Corporation | Technology | 1.37% | $50.0M | $3.93T | 29.5 |
| 17 | PANW | Palo Alto Networks, Inc. | Technology | 1.25% | $45.6M | $279.76B | 855.0 |
| 18 | CRWD | CrowdStrike Holdings, Inc. | Technology | 1.15% | $41.9M | $232.83B | — |
| 19 | SAF | Safran SA | Industrials | 1.12% | $41.0M | — | — |
| 20 | ESLT | Elbit Systems Ltd. | Industrials | 1.08% | $39.5M | $35.40B | 56.8 |
| 21 | RHM | Rheinmetall AG | Industrials | 1.08% | $39.4M | — | — |
| 22 | 012450 | Hanwha Aerospace Co Ltd | Industrials | 1.07% | $39.0M | — | — |
| 23 | APH | Amphenol Corporation | Technology | 1.06% | $38.6M | $195.67B | 39.7 |
| 24 | 272210 | Hanwha Systems Co Ltd | Industrials | 1.06% | $38.5M | — | — |
| 25 | TDG | TransDigm Group Incorporated | Industrials | 1.02% | $37.3M | $62.98B | 34.6 |
| 26 | AMZN | Amazon.com, Inc. | Consumer Cyclical | 1.00% | $36.3M | $2.70T | 20.1 |
| 27 | 7013 | IHI Corp. | Industrials | 0.96% | $35.2M | — | — |
| 28 | S63 | SINGAPORE TECH ENGINEERING LTD | Industrials | 0.86% | $31.3M | — | — |
| 29 | 047810 | Korea Aerospace Industries | Industrials | 0.85% | $31.1M | — | — |
| 30 | 7012 | Kawasaki Heavy Industries Ltd. | Industrials | 0.85% | $31.0M | — | — |
| 31 | BA | BAE Systems plc | Industrials | 0.85% | $30.9M | — | — |
| 32 | HWM | Howmet Aerospace Inc. | Industrials | 0.83% | $30.3M | $88.12B | 47.6 |
| 33 | FTNT | Fortinet, Inc. | Technology | 0.80% | $29.2M | $124.09B | 59.8 |
| 34 | KOG | Kongsberg Gruppen ASA | Industrials | 0.80% | $29.2M | — | — |
| 35 | LHX | L3Harris Technologies, Inc. | Industrials | 0.67% | $24.3M | $46.28B | 25.1 |
| 36 | CSG | CSG N.V. | Industrials | 0.67% | $24.3M | — | — |
| 37 | CAE | CAE Inc. | Industrials | 0.64% | $23.3M | — | — |
| 38 | HONA | Honeywell Aerospace Inc. | Industrials | 0.63% | $22.8M | $53.28B | 51.2 |
| 39 | ITT | ITT Inc. | Industrials | 0.61% | $22.2M | $17.83B | 38.8 |
| 40 | AM | Dassault Aviation SA | Industrials | 0.57% | $20.9M | — | — |
| 41 | RKLB | Rocket Lab USA, Inc. | Industrials | 0.56% | $20.3M | $32.51B | — |
| 42 | LDOS | Leidos Holdings, Inc. | Technology | 0.54% | $19.8M | $15.67B | 11.7 |
| 43 | BAB | Babcock International Group PLC | Industrials | 0.53% | $19.5M | — | — |
| 44 | PSN | Parsons Corporation | Technology | 0.53% | $19.2M | $4.72B | 30.4 |
| 45 | TDY | Teledyne Technologies Incorporated | Technology | 0.52% | $19.1M | $28.68B | 29.9 |
| 46 | AVGO | Broadcom Inc. | Technology | 0.52% | $19.1M | $1.57T | 43.3 |
| 47 | MTX | MTU Aero Engines AG | Industrials | 0.52% | $18.9M | — | — |
| 48 | SAIC | Science Applications International Corporation | Technology | 0.52% | $18.8M | $5.58B | 15.5 |
| 49 | WWD | Woodward, Inc. | Industrials | 0.51% | $18.7M | $19.40B | 36.5 |
| 50 | Qinetiq Group PLC | Industrials | 0.51% | $18.4M | — | — | |
| 51 | EXENS | EXOSENS PROM | Industrials | 0.51% | $18.4M | — | — |
| 52 | KTOS | Kratos Defense & Security Solutions, Inc. | Industrials | 0.50% | $18.1M | $7.59B | 237.8 |
| 53 | MRCY | Mercury Systems, Inc. | Industrials | 0.49% | $17.7M | $4.52B | — |
| 54 | ATI | ATI Inc. | Industrials | 0.47% | $17.3M | $25.27B | 54.4 |
| 55 | CW | Curtiss-Wright Corporation | Industrials | 0.47% | $17.3M | $18.55B | 34.6 |
| 56 | HEI | HEICO Corporation | Industrials | 0.46% | $16.7M | $43.31B | 51.6 |
| 57 | KRMN | Karman Holdings Inc. | Industrials | 0.45% | $16.3M | $4.60B | 119.6 |
| 58 | BBD | BOMBARDIER INC CLASS B | Other | 0.44% | $16.2M | — | — |
| 59 | TXT | Textron Inc. | Industrials | 0.44% | $16.2M | $13.20B | 14.3 |
| 60 | AVAV | AeroVironment, Inc. | Industrials | 0.44% | $16.1M | $6.19B | — |
| 61 | HAG | Hensoldt AG | Industrials | 0.43% | $15.8M | — | — |
| 62 | 6302 | Sumitomo Heavy Industries Ltd. | Industrials | 0.42% | $15.3M | — | — |
| 63 | R3NK | Renk Group AG | Industrials | 0.42% | $15.3M | — | — |
| 64 | CRS | Carpenter Technology Corporation | Industrials | 0.42% | $15.2M | $18.69B | 35.8 |
| 65 | AIR | AAR Corp. | Industrials | 0.41% | $15.1M | $3.97B | 20.3 |
| 66 | ZS | Zscaler, Inc. | Technology | 0.41% | $15.0M | $33.81B | — |
| 67 | MTSI | MACOM Technology Solutions Holdings, Inc. | Technology | 0.41% | $14.9M | $20.03B | 83.5 |
| 68 | MOG.A | Moog Inc. | Industrials | 0.40% | $14.7M | $11.67B | 31.1 |
| 69 | RBC | RBC Bearings Incorporated | Industrials | 0.39% | $14.4M | $15.78B | 49.3 |
| 70 | TKMS | TKMS AG & Co KGaA | Industrials | 0.39% | $14.1M | — | — |
| 71 | KBR | KBR, Inc. | Industrials | 0.38% | $14.0M | $4.59B | 10.9 |
| 72 | HXL | Hexcel Corporation | Industrials | 0.38% | $13.7M | $6.82B | 45.6 |
| 73 | EMBJ | Embraer S.A. | Industrials | 0.37% | $13.6M | $12.87B | 29.3 |
| 74 | VSEC | VSE Corporation | Industrials | 0.37% | $13.6M | $4.60B | 52.4 |
| 75 | CR | Crane Company | Industrials | 0.37% | $13.5M | $11.90B | 35.9 |
| 76 | VSAT | Viasat, Inc. | Technology | 0.36% | $13.3M | $8.10B | — |
| 77 | HII | Huntington Ingalls Industries, Inc. | Industrials | 0.35% | $12.7M | $10.72B | 16.2 |
| 78 | KEYS | Keysight Technologies, Inc. | Technology | 0.35% | $12.7M | $56.39B | 44.8 |
| 79 | CDA | Codan Ltd | Technology | 0.35% | $12.7M | — | — |
| 80 | EOS | Electro Optic Systems Holdings Ltd | Industrials | 0.34% | $12.5M | — | — |
| 81 | MILDEF | MilDef Group AB | Industrials | 0.34% | $12.3M | — | — |
| 82 | TTMI | TTM Technologies, Inc. | Technology | 0.34% | $12.3M | $9.89B | 42.5 |
| 83 | VVX | V2X, Inc. | Industrials | 0.34% | $12.3M | $2.20B | 24.2 |
| 84 | AMD | Advanced Micro Devices, Inc. | Technology | 0.33% | $12.1M | $863.17B | 134.9 |
| 85 | KIT | Kitron ASA | Technology | 0.32% | $11.8M | — | — |
| 86 | CBRS | Cerebras Systems Inc. | Technology | 0.32% | $11.6M | $30.22B | — |
| 87 | TPC | Tutor Perini Corporation | Industrials | 0.30% | $10.8M | $4.09B | 33.5 |
| 88 | LECO | Lincoln Electric Holdings, Inc. | Industrials | 0.30% | $10.8M | $14.29B | 26.2 |
| 89 | ONDS | Ondas Holdings Inc. | Technology | 0.28% | $10.4M | $3.52B | — |
| 90 | 6946 | Nippon Avionics Co Ltd | Industrials | 0.28% | $10.4M | — | — |
| 91 | NPK | National Presto Industries, Inc. | Industrials | 0.28% | $10.3M | $1.06B | 24.9 |
| 92 | 277810 | Rainbow Robotics Inc. | Industrials | 0.28% | $10.2M | — | — |
| 93 | 064350 | Hyundai Rotem Co | Industrials | 0.28% | $10.1M | — | — |
| 94 | PL | Planet Labs PBC | Industrials | 0.27% | $9.8M | $4.93B | — |
| 95 | DCO | Ducommun Incorporated | Industrials | 0.27% | $9.7M | $2.58B | — |
| 96 | RAL | Ralliant Corporation | Technology | 0.26% | $9.7M | $7.36B | — |
| 97 | SANM | Sanmina Corporation | Technology | 0.26% | $9.6M | $9.42B | 31.4 |
| 98 | LYC | Lynas Rare Earths Ltd | Basic Materials | 0.25% | $9.2M | — | — |
| 99 | IRDM | Iridium Communications Inc | Communication Services | 0.25% | $9.2M | $4.64B | 49.7 |
| 100 | DRO | Droneshield Ltd | Industrials | 0.25% | $9.1M | — | — |
| 101 | VOYG | Voyager Technologies, Inc. | Industrials | 0.24% | $8.8M | $1.55B | — |
| 102 | RDW | Redwire Corporation | Industrials | 0.24% | $8.6M | $2.10B | — |
| 103 | DRS | Leonardo DRS, Inc. | Industrials | 0.24% | $8.6M | $9.45B | 29.8 |
| 104 | OSIS | OSI Systems, Inc. | Technology | 0.23% | $8.5M | $3.11B | 21.8 |
| 105 | AVEX | AEVEX Corp. | Industrials | 0.23% | $8.4M | $1.06B | 73.1 |
| 106 | MP | MP Materials Corp. | Basic Materials | 0.23% | $8.4M | $7.15B | — |
| 107 | CHG | Chemring Group PLC | Industrials | 0.23% | $8.2M | — | — |
| 108 | LASR | nLIGHT, Inc. | Technology | 0.22% | $8.0M | $1.94B | — |
| 109 | NEU | NewMarket Corporation | Basic Materials | 0.22% | $7.9M | $8.06B | 18.9 |
| 110 | 079550 | LIG Nex1 Co Ltd | Industrials | 0.21% | $7.7M | — | — |
| 111 | MTRN | Materion Corporation | Basic Materials | 0.21% | $7.6M | $5.11B | 57.2 |
| 112 | NXSN | Next Vision Stabilized Systems | Industrials | 0.21% | $7.6M | — | — |
| 113 | 329180 | Hyundai Heavy Industries Co Ltd | Industrials | 0.21% | $7.6M | — | — |
| 114 | KMAR | KONGSBERG MARITIME ASA | Industrials | 0.21% | $7.6M | — | — |
| 115 | 2634 | Aerospace Industrial Development Corp | Industrials | 0.21% | $7.5M | — | — |
| 116 | EFOR | Everforth, Inc. | Technology | 0.21% | $7.5M | $1.57B | 19.8 |
| 117 | INTC | Intel Corporation | Technology | 0.20% | $7.2M | $474.96B | — |
| 118 | RCAT | Red Cat Holdings, Inc. | Industrials | 0.19% | $7.1M | $720.8M | — |
| 119 | BSEN | Bet Shemesh Engines Holdings 1997 Ltd | Industrials | 0.19% | $7.0M | — | — |
| 120 | AIN | Albany International Corp. | Consumer Cyclical | 0.19% | $6.8M | $1.72B | — |
| 121 | OII | Oceaneering International, Inc. | Energy | 0.18% | $6.7M | $4.36B | 12.7 |
| 122 | 042660 | Hanwha Ocean Co., Ltd | Industrials | 0.18% | $6.5M | — | — |
| 123 | USAR | USA Rare Earth, Inc. | Basic Materials | 0.18% | $6.4M | $3.95B | — |
| 124 | RDWR | Radware Ltd. | Technology | 0.17% | $6.1M | $1.14B | 55.4 |
| 125 | 005930 | Samsung Electronics Co Ltd | Technology | 0.16% | $6.0M | — | — |
| 126 | HAWK | HawkEye 360, Inc. | Industrials | 0.16% | $6.0M | $1.22B | — |
| 127 | 003570 | SNT Dynamics Co Ltd | Industrials | 0.16% | $5.9M | — | — |
| 128 | 009540 | Korea Shipbuilding & Offshore Engineering Co Ltd | Industrials | 0.16% | $5.8M | — | — |
| 129 | 010140 | Samsung Heavy Industries | Industrials | 0.15% | $5.6M | — | — |
| 130 | ILU | Iluka Resources Ltd | Basic Materials | 0.14% | $5.2M | — | — |
| 131 | BKSY | BlackSky Technology Inc. | Industrials | 0.14% | $5.1M | $708.8M | — |
| 132 | ALM | Almonty Industries Inc. Common Shares | Basic Materials | 0.14% | $5.1M | $2.84B | 54.6 |
| 133 | KOPN | Kopin Corporation | Technology | 0.13% | $4.8M | $594.2M | 82.2 |
| 134 | IBM | International Business Machines Corporation | Technology | 0.13% | $4.6M | $218.71B | 20.6 |
| 135 | MRVL | Marvell Technology, Inc. | Technology | 0.12% | $4.4M | $204.75B | 72.3 |
| 136 | LPTH | LightPath Technologies, Inc. | Technology | 0.11% | $4.1M | $536.5M | — |
| 137 | UMAC | Unusual Machines, Inc. | Technology | 0.11% | $4.0M | $814.8M | — |
| 138 | 103140 | Poongsan | Industrials | 0.11% | $4.0M | — | — |
| 139 | PKE | Park Aerospace Corp. | Industrials | 0.11% | $4.0M | $572.3M | 37.1 |
| 140 | NOW | ServiceNow, Inc. | Technology | 0.09% | $3.3M | $146.78B | 88.7 |
| 141 | ARU | Arafura Rare EARTHS Ltd | Basic Materials | 0.09% | $3.2M | — | — |
| 142 | BWXT | BWX Technologies, Inc. | Industrials | 0.08% | $2.9M | $12.55B | 35.5 |
| 143 | 097230 | HJ ShipBuilding & Construction Co Ltd | Industrials | 0.07% | $2.6M | — | — |
| 144 | MSI | Motorola Solutions, Inc. | Technology | 0.07% | $2.4M | $76.65B | 36.5 |
| 145 | CCJ | Cameco Corporation | Energy | 0.06% | $2.2M | $35.50B | 138.2 |
| 146 | HPE | Hewlett Packard Enterprise Company | Technology | 0.05% | $1.7M | $73.18B | 28.4 |
| 147 | AVIO | Avio S.p.A | Industrials | 0.03% | $1.3M | — | — |
| 148 | MCHP | Microchip Technology Incorporated | Technology | 0.03% | $1.1M | $40.10B | 108.6 |
| 149 | OKLO | Oklo Inc. | Utilities | 0.03% | $1.1M | $5.20B | — |
| 150 | GFS | GLOBALFOUNDRIES Inc. | Technology | 0.03% | $984,626.55 | $26.02B | 36.5 |
| 151 | LEU | Centrus Energy Corp. | Energy | 0.02% | $904,397.72 | $2.35B | 53.7 |
| 152 | MIR | Mirion Technologies, Inc. | Industrials | 0.02% | $605,362.99 | $3.77B | 168.3 |
Weights as a percentage of net assets. Value held = weight × net assets ($3.65B). Market cap and P/E from each company's latest fundamentals (U.S.-listed stocks).
IDEF sector breakdown
| Sector | Weight | Holdings | Largest |
|---|---|---|---|
| Industrials | 78.6% | 97 | RTX, LMT, GD |
| Technology | 17.1% | 39 | PLTR, MSFT, PANW |
| Basic Materials | 1.5% | 8 | LYC, MP, NEU |
| Consumer Cyclical | 1.2% | 2 | AMZN, AIN |
| Other | 0.4% | 1 | BBD |
| Energy | 0.3% | 3 | OII, CCJ, LEU |
| Communication Services | 0.3% | 1 | IRDM |
| Utilities | 0.0% | 1 | OKLO |
Sum of the weights of the holdings in each sector.
IDEF top industries
Aerospace & Defense
68.0%
Software - Infrastructure
8.0%
Specialty Industrial Machinery
4.4%
Electronic Components
2.7%
Semiconductors
2.2%
Information Technology Services
1.9%
Electrical Equipment & Parts
1.7%
Engineering & Construction
1.3%
Other Industrial Metals & Mining
1.2%
Scientific & Technical Instruments
1.2%
Metal Fabrication
1.0%
Internet Retail
1.0%
Conglomerates
0.9%
Communication Equipment
0.8%
Tools & Accessories
0.7%
IDEF overlap with other ETFs
| ETF | Fund | Overlap | Shared holdings | Expense ratio |
|---|---|---|---|---|
| WDGF | WisdomTree Global Defense Fund | 55.1% | 67 of 109 | — |
| NATO | Themes Transatlantic Defense ETF | 44.7% | 42 of 85 | 0.34% |
| MISL | First Trust Indxx Aerospace & Defense ETF | 40.8% | 32 of 44 | 0.62% |
| FOWF | Pacer Solactive Whitney Future of Warfare ETF | 38.5% | 32 of 85 | — |
| QQQ | Invesco QQQ ETF | 11.5% | 13 of 101 | 0.17% |
| VTI | Vanguard Total Stock Market ETF | 7.8% | 88 of 2,941 | 0.03% |
Overlap = sum over shared holdings of the smaller of the two weights. 100% means identical portfolios.
About the IDEF portfolio
iShares Defense Industrials Active ETF holds 152 positions. The ten largest make up 36.9% of the fund and the top 50 73.4%, so it behaves like a portfolio of about 49 equally weighted stocks. The biggest positions are RTX Corporation (7.05%), Lockheed Martin Corporation (4.77%), General Dynamics Corporation (4.00%), Northrop Grumman Corporation (3.80%), The Boeing Company (3.79%).
By sector, Industrials is 78.6%, Technology is 17.1%, Basic Materials is 1.5%. Holdings data is from the fund's latest portfolio as reported by EODHD on October 23, 2026; positions change as the fund rebalances.
Related: IDEF chart, IDEF performance, IDEF dividends, IDEF valuation, IDEF overview.
IDEF holdings FAQ
How many holdings does IDEF have?
IDEF holds 152 positions as of October 23, 2026.
What are the top 10 holdings of IDEF?
The ten largest holdings are RTX Corporation (7.05%), Lockheed Martin Corporation (4.77%), General Dynamics Corporation (4.00%), Northrop Grumman Corporation (3.80%), The Boeing Company (3.79%), Rolls-Royce Holdings PLC (3.20%), Space Exploration Technologies Corp. (3.07%), Palantir Technologies Inc. (2.81%), Airbus Group SE (2.31%), Thales S.A. (2.15%). Together they are 36.9% of the fund.
What percentage of IDEF is RTX Corporation?
RTX Corporation is the largest holding at 7.05% of net assets, about $256.9M of the fund's $3.65B.
Which sector is the largest in IDEF?
Industrials is the largest sector at 78.6%, followed by Technology (17.1%) and Basic Materials (1.5%), based on the sectors of the individual holdings.
How concentrated is IDEF?
The top 10 holdings are 36.9% of the fund. By the effective number of holdings (1 divided by the sum of squared weights) IDEF behaves like a portfolio of about 49 equally weighted stocks.