ARK Space & Defense Innovation ETF
ARK Invest — Cathie Wood
Active fund in space exploration + defense innovation — orbital/suborbital aerospace, enabling tech, and beneficiaries of aerospace activity; ~33 holdings, top 10 ~57%. Renamed from 'Space Exploration & Innovation' to add the defense mandate. Expense ratio 0.75%.
Top holdings
Compute/enabling-tech sleeve
Core small-launch + space-systems holding
Defense electronics / space systems prime
Unmanned/autonomous defense systems
Precision-ag automation (GPS/autonomy beneficiary)
Performance
July 2026: 10.32% price (Jun 30 $34.12 -> Jul 31 $30.60), stockanalysis daily closes — July -10.3% vs SOX -20.6%: ARKX fell about half the AI-hardware rout, CONFIRMING39) rather than contradicting it. The refresh risk is the 1-yr figure: the same provider moved it 11.24% (Jul 21) -> 16.84% (Jul 31) on window-roll alone, and AAII shows 41.5% @ Jun 30. A critique resting on one trailing-1yr level is fragile.
Recent moves
Broadened from pure space into defense (the name change reflects it), adding/weighting L3Harris and Kratos alongside the Rocket Lab anchor as the defense-tech tape ran hot.
Our take
The pivot to 'Space & Defense' was well-timed — ARKX rode the 2025-26 defense/space-launch rally to a ~66% 1-year gain, making it the strongest ARK fund. The trade-off: it's now a hybrid space+defense bet, less of a pure-play space vehicle than its original branding implied.
The label oversells the purity. 'Space & defense' is a wide net where a chipmaker (AMD ~5.8%) and a tractor maker (Deere ~6%) sit among the top holdings, so you are buying ARK's discretionary theme, not a clean space economy.
The defining feature today is the ~8.5% SpaceX stake: for years this was an illiquid private position marked at ARK's own fair value inside a daily-liquid ETF — an unusual valuation/liquidity feature — and it went public in the record-setting mid-June 2026 IPO (Jun 12), then sold off sharply (~16% in a single session, Jun 22). So ARKX's single biggest bet is a freshly-listed, unproven-in-public-markets, high-volatility name. The rebrand was well-timed for narrative, but the fund's actual delivery (~11% over the trailing year in a hot defense tape) says the active selection and non-defense sleeve diluted the very beta the repositioning was meant to capture.
- 2026-07Top three at 31 Jul 2026 are SpaceX 7.70%, L3Harris 7.54% and Kratos 6.41% — AMD is no longer a named top holding. The label-versus-holdings gap now rests on weaker evidence.
Thesis
An actively-managed, high-fee (0.75%) thematic bet on space-launch + defense innovation that was repositioned — renamed from 'Space Exploration' to add a defense mandate — to chase the 2025-26 defense tape. The record is mediocre: ~7.8%/yr since its Mar-2021 inception, and its largest position is now newly-public, whipsawing SpaceX.
Active ARK stock-picking (~42 names, top 10 ~55%) across orbital/suborbital aerospace, defense-tech, and 'enabling' beneficiaries. Cathie Wood discretion, no index. The 2025 rebrand widened the net to defense, and the book now mixes pure space (Rocket Lab, SpaceX) with defense primes (L3Harris, Kratos) and loosely-thematic names (AMD, Deere).
Assessment
- One-ticker active access to space-launch + defense-innovation names retail can't easily assemble, including a direct SpaceX position
- Genuinely thematic and concentrated (~42 holdings, top 10 ~55%) — high active share, not a closet index
- Broadening into defense primes (LHX, KTOS) added exposure to the 2025-26 defense-spending cycle
- Context grounding claimed ~+66% 1yr / ~+32% 3yr annualized; verified figures are far lower (~11% 1yr, ~7.8%/yr since inception) — the grounding was materially wrong
- ~8.5% in SpaceX, which just IPO'd (Jun 12) and sold off sharply (~16% in a single session) — was previously a private ARK-set fair-value mark
- Label vs reality gap: top holdings include AMD and Deere, not obviously 'space'
- 0.75% fee is ~2x cheap passive aerospace-defense beta (ITA/XAR ~0.35–0.40%)
Record
Verified trailing 1-year is ~11% (11.24% per stockanalysis on Jul 21, 2026; 10.3% as of May 31) and since-inception is ~7.76%/yr over 5+ years — a weak long-run result that has trailed both the S&P 500 and defense-heavy peers over the same span. The gains that did come were driven by the defense/launch cohort (Rocket Lab, Kratos, L3Harris) and AMD, not a broad space economy. Attribution matters: in a red-hot 2025-26 defense tape, an ~11% year badly lags passive aerospace-defense funds, evidence that ARK's active picks plus the non-defense and newly-volatile SpaceX sleeve diluted the sector beta rather than beating it. Beta ~1.37 and a ~38x P/E confirm this is a high-volatility, richly-valued book, not a defensive defense play.
- 2026-07Trailing 1-year now reads +16.84% (31 Jul 2026) versus 11.24% ten days earlier on window-roll alone; AAII shows +41.5% at 30 Jun. The lag-versus-passive-peers argument rests on a level that moves by provider.
Risks & fit
- Single-name/liquidity: ~8.5% in newly-public SpaceX (fell ~16% in a single session post-IPO); prior private-mark valuation set by ARK itself
- Thematic drift: rebrand added defense; holdings like AMD/Deere mean the exposure may not match the 'space' label
- Key-person/active risk: Cathie Wood discretion and ARK's history of high-volatility thematic funds
- Concentration: top 10 ~55% of a ~42-name book
- Fee + valuation drag: 0.75% vs ~0.35–0.40% passive A&D peers, ~38x P/E, beta ~1.37
If ARKX's active space+defense selection truly adds value, it should beat cheap passive baskets — aerospace-defense (ITA/XAR, ~0.35–0.40%) and pure-play space (UFO) — over a full cycle, net of its 0.75% fee. It has not: ~7.8%/yr since 2021 and ~11% over the trailing year in a booming defense tape. Sustained out-performance of those passive peers over the next 3-5 years would validate the active premise; continued lagging confirms you are paying double the fee for stock-picking that trails the exposure.
Someone who specifically wants active, concentrated exposure to the space-launch + defense-innovation theme — including a direct, volatile SpaceX position — and accepts a 0.75% fee, ~1.37 beta, manager discretion, and label-vs-holdings looseness. It is not cheap, diversified aerospace-defense beta; investors seeking that own a passive A&D fund at a fraction of the cost.
0.75% expense ratio — high for the exposure. Passive aerospace-defense peers (ITA, XAR) run ~0.35–0.40%; you pay roughly double for ARK's active selection, which has not yet earned the premium versus those baskets.