ARK Investment Management LLC
SEC Form 13F institutional filer · CIK 0001697748
13F-HR · 44 reported holdings · 2026-03-31
Asset management firm known for thematic ETFs.
Reported long-US-equity value
$5.23B
Top-10 concentration
79.5%
ARK Investment Management LLC — $5.23B AUM allocation strategy
ARK Investment Management LLC files SEC Form 13F and reports $5.23B of long US equity value across 44 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 34.5%, followed by Consumer Discretionary 26.5% and Financials 19.5%.
The top 10 holdings account for 79% of reported value — a conviction-weighted book concentrated in its best ideas. The sector and industry splits below are of the same reported value. Track quarter-over-quarter adds, trims, new positions and exits below — sourced from SEC 13F filings, public domain.
ARK Investment Management LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$5.23B
total across 44 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
79% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$HOOD +1.2M sh · −$128M+$TRMB +227K sh · +$1.4M+$GOOGL +175K sh · +$35.4M
Biggest trims (shares)
−$TER −1.11M sh · −$86.9M−$ABNB −818K sh · −$113M−$XYZ −278K sh · −$33.3M
Exited to nil (held last quarter, gone now)
$TTD ($111M last qtr)$QCOM ($42.8M last qtr)$AMGN ($14.8M last qtr)$INCY ($13.5M last qtr)$VRTX ($11.8M last qtr)
Sector allocation (share of reported value)
each slice is a share of the reported long-US-equity value — smaller sectors and the rest of the book roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Industry allocation (share of reported value)
- Automobile Manufacturers20.1%—
- Semiconductors16.4%—
- Application Software10.2%—
- Investment Banking & Brokerage8.0%—
- Financial Exchanges & Data7.9%—
- Semiconductor Materials & Equipment7.0%—
- Interactive Media & Services5.7%—
- Broadline Retail5.4%—
- Other holdings19.3%—
the finer GICS cut of the same book — same denominator — smaller industries roll into “Other holdings”
Qtr shift = share-point change vs the prior quarter's filing — first period tracked for this filer; the column fills in with the next quarterly refresh.
Top S&P 500 holdings
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $TSLA | Tesla Inc | 2.83M | $1.05B | -83.2K | 20.1% |
| $AMD | Advanced Micro Devices Inc | 2.71M | $552M | +138K | 10.5% |
| $PLTR | Palantir Technologies Inc | 3.11M | $455M | -122K | 8.7% |
| $HOOD | Robinhood Markets Inc | 6M | $416M | +1.2M | 8.0% |
| $COIN | Coinbase Global Inc | 2.37M | $414M | -169K | 7.9% |
| $TER | Teradyne Inc | 1.25M | $369M | -1.11M | 7.1% |
| $AMZN | Amazon.com Inc | 1.36M | $282M | +143K | 5.4% |
| $DE | Deere & Company | 399K | $225M | -22.8K | 4.3% |
| $GOOGL | Alphabet Inc | 720K | $207M | +175K | 4.0% |
| $XYZ | Block Inc | 3.09M | $186M | -278K | 3.6% |
…and 34 more holdings in the full 13F filing (top positions only shown).
SEC Form 13F data sets · public domain · 45-day filing lag · >$100M AUM managers · as reported
← All 13F filers·← QuantOrb.pro
How to read Δ QoQ — the five insight categories, and the caveats
The categories. Analysts, quants and retail traders look past total portfolio value to isolate actionable signals. Five categories matter.
Conviction & concentration shifts
New positions vs complete exits — a brand-new stock signals high conviction; a full liquidation suggests a broken thesis or tax-loss harvesting. Aggressive sizing — look at share count, not dollars: a 20% share increase during a drawdown is strong dip-buying. Concentration — a narrowing top-5/10 means conviction; spreading capital across more names means hedging.
Sector & macro allocation rotations
Aggregating Δ QoQ moves across sectors shows where smart money is leaning in or sneaking out — rotating out of growth into defensives or energy, for example. The fund's total long equity exposure quarter-over-quarter is a proxy for overall institutional risk appetite.
Crowding & smart-money consensus
When several managers initiate or expand the same stock in the same quarter, that is institutional consensus. Contrarian reads: top pickers buying hard into a beaten-down name the market is selling.
Derivative & option overlays
Reported call/put changes indicate whether managers are adding downside hedges or leveraging upside exposure. Note: a long increase may be half of a market-neutral pair trade.
Who reads this
| Retail "cloners" | High-conviction ideas to replicate ~45 days after quarter-end. |
| Corporate IR | Which funds bought or dumped the stock, before the next call. |
| Quant / algo traders | Cross-sectional factor inputs: flow, momentum, ownership. |
Four caveats before you trade on it
- 45-day lag — holdings are quarter-end; positions may already be closed.
- Long-only — 13Fs miss shorts, pair trades and cash.
- No non-US / fixed income — the picture is US equities plus options.
- Corporate actions — splits and spinoffs distort raw share deltas.
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