Laurion Capital Management LP
SEC Form 13F institutional filer · CIK 0001390202
13F-HR · 104 reported holdings · 2026-03-31
Reported long-US-equity value
$0.47B
Top-10 concentration
54.7%
Laurion Capital Management LP — $473M AUM allocation strategy
Laurion Capital Management LP files SEC Form 13F and reports $473M of long US equity value across 104 reported holdings for 2026-03-31.
Its largest sector bet is Industrials 25.9%, followed by Communication Services 21.0% and Information Technology 11.5%.
The top 10 holdings account for 55% 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.
Laurion Capital Management LP — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$473M
total across 104 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
55% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$WBD +683K sh · −$54.5M+$NOW +42K sh · +$1.91M+$LULU +24K sh · +$3.54M
Biggest trims (shares)
−$GOOG −438K sh · −$280M−$AAPL −330K sh · −$184M−$GOOGL −298K sh · −$192M
Exited to nil (held last quarter, gone now)
$BA ($35.7M last qtr)$TXN ($12.1M last qtr)$COHR ($9.23M last qtr)$MRK ($4.15M last qtr)$FSLR ($2.69M 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)
- Rail Transportation21.3%—
- Broadcasting18.1%—
- Homebuilding4.3%—
- Semiconductor Materials & Equipment3.1%—
- Interactive Media & Services3.0%—
- Semiconductors2.9%—
- Financial Exchanges & Data2.9%—
- Application Software2.9%—
- Other holdings41.4%—
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 |
|---|---|---|---|---|---|
| $NSC | Norfolk Southern Corporation | 352K | $101M | +0 | 21.3% |
| $WBD | Warner Bros. Discovery Inc. Series A | 3.11M | $85.4M | +683K | 18.0% |
| $CME | CME Group Inc | 46.4K | $13.7M | -2.17K | 2.9% |
| $CAT | Caterpillar Inc | 14.5K | $10.3M | — | 2.2% |
| $DHI | D.R. Horton Inc | 67.5K | $9.26M | — | 2.0% |
| $META | Meta Platforms Inc | 15.3K | $8.77M | — | 1.9% |
| $AMAT | Applied Materials Inc | 23.5K | $8.04M | +21.2K | 1.7% |
| $ADBE | Adobe Inc | 32.8K | $7.98M | — | 1.7% |
| $NVDA | NVIDIA Corporation | 44.4K | $7.74M | -226K | 1.6% |
| $LRCX | Lam Research Corporation | 32.4K | $6.92M | — | 1.5% |
…and 94 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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