TWO SIGMA INVESTMENTS, LP
SEC Form 13F institutional filer · CIK 0001179392
13F-HR · 452 reported holdings · 2026-03-31
Hedge fund, known for quantitative and systematic strategies.
Reported long-US-equity value
$63.02B
Top-10 concentration
18.4%
TWO SIGMA INVESTMENTS, LP — $63B AUM allocation strategy
TWO SIGMA INVESTMENTS, LP files SEC Form 13F and reports $63B of long US equity value across 452 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 10.5%, followed by Financials 6.5% and Consumer Discretionary 5.2%.
The top 10 holdings account for 18% of reported value — a broadly spread portfolio. 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.
TWO SIGMA INVESTMENTS, LP — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$63B
total across 452 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
18% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$NVDA +10M sh · +$1.73B+$CPRT +8.56M sh · +$271M+$TTD +8.12M sh · +$91.9M
Biggest trims (shares)
−$T −5.45M sh · −$128M−$KEY −3.29M sh · −$71M−$XLRE −3M sh · −$120M
Exited to nil (held last quarter, gone now)
$INTU ($34.2M last qtr)$ARES ($23.9M last qtr)$PSKY ($22.1M last qtr)$LYB ($15.2M last qtr)$DGX ($8.33M 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)
- Semiconductors5.4%—
- Application Software2.7%—
- Technology Hardware, Storage & Peripherals2.4%—
- Broadline Retail2.1%—
- Interactive Media & Services2.0%—
- Automobile Manufacturers1.7%—
- Diversified Banks1.5%—
- Consumer Staples Merchandise Retail1.4%—
- Other holdings80.7%—
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 |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 11.2M | $1.96B | +10M | 3.1% |
| $AAPL | Apple Inc | 5.94M | $1.51B | +5.05M | 2.4% |
| $AMZN | Amazon.com Inc | 6.34M | $1.32B | +5.19M | 2.1% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 4.43M | $1.27B | +4.41M | 2.0% |
| $TSLA | Tesla Inc | 2.91M | $1.08B | +2.34M | 1.7% |
| $JPM | JP Morgan Chase & Co | 3.31M | $974M | +2.91M | 1.5% |
| $PLTR | Palantir Technologies Inc | 6.43M | $941M | +4.87M | 1.5% |
| $COST | Costco Wholesale Corporation | 875K | $872M | +616K | 1.4% |
| $TJX | TJX Companies Inc | 5.24M | $837M | +3.56M | 1.3% |
| $MA | Mastercard Incorporated | 1.68M | $837M | +1.23M | 1.3% |
…and 442 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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