One River Asset Management, LLC
SEC Form 13F institutional filer · CIK 0001616336
13F-HR · 76 reported holdings · 2026-03-31
Reported long-US-equity value
$0.03B
Top-10 concentration
59.3%
One River Asset Management, LLC — $29.4M AUM allocation strategy
One River Asset Management, LLC files SEC Form 13F and reports $29.4M of long US equity value across 76 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 33.4%, followed by Consumer Discretionary 15.0% and Communication Services 14.6%.
The top 10 holdings account for 59% 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.
One River Asset Management, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$29.4M
total across 76 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
59% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$AAPL +6.34K sh · +$1.54M+$AMZN +5.08K sh · +$1.04M+$TSLA +1.67K sh · +$541K
Biggest trims (shares)
−$NFLX −86.9K sh · −$8.14M−$NOW −21.2K sh · −$3.33M−$MSFT −19.4K sh · −$10.6M
Exited to nil (held last quarter, gone now)
$SPY ($49.1M last qtr)$ON ($5.84M last qtr)$QQQ ($2.16M last qtr)$LIN ($2.12M last qtr)$COST ($1.7M 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)
- Systems Software12.8%—
- Interactive Media & Services12.1%—
- Semiconductors11.6%—
- Technology Hardware, Storage & Peripherals8.9%—
- Hotels, Resorts & Cruise Lines6.4%—
- Broadline Retail4.1%—
- Automobile Manufacturers3.4%—
- Transaction & Payment Processing Services3.3%—
- Other holdings37.4%—
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 |
|---|---|---|---|---|---|
| $MSFT | Microsoft Corporation | 10.2K | $3.77M | -19.4K | 12.8% |
| $AAPL | Apple Inc | 10.3K | $2.62M | +6.34K | 8.9% |
| $NVDA | NVIDIA Corporation | 13.6K | $2.38M | -534 | 8.1% |
| $BKNG | Booking Holdings Inc | 447 | $1.88M | +442 | 6.4% |
| $META | Meta Platforms Inc | 2.58K | $1.48M | +1.19K | 5.0% |
| $AMZN | Amazon.com Inc | 5.76K | $1.2M | +5.08K | 4.1% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 3.98K | $1.14M | — | 3.9% |
| $AVGO | Broadcom Inc | 3.31K | $1.02M | +1.5K | 3.5% |
| $TSLA | Tesla Inc | 2.68K | $995K | +1.67K | 3.4% |
| $GOOGL | Alphabet Inc | 3.26K | $935K | — | 3.2% |
…and 66 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
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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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