Maven Securities LTD
SEC Form 13F institutional filer · CIK 0001633046
13F-HR · 65 reported holdings · 2026-03-31
Reported long-US-equity value
$0.79B
Top-10 concentration
65.8%
Maven Securities LTD — $790M AUM allocation strategy
Maven Securities LTD files SEC Form 13F and reports $790M of long US equity value across 65 reported holdings for 2026-03-31.
Its largest sector bet is Communication Services 12.9%, followed by Energy 11.6% and Information Technology 9.3%.
The top 10 holdings account for 66% 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.
Maven Securities LTD — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$790M
total across 65 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
66% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$ORCL +213K sh · −$3.19M+$XLU +200K sh · +$9.34M+$SPY +173K sh · +$109M
Biggest trims (shares)
−$PCG −177K sh · −$2.83M−$NEE −123K sh · −$1.27M−$XLK −89.6K sh · −$13.4M
Exited to nil (held last quarter, gone now)
$F ($11.4M last qtr)$WMT ($9.58M last qtr)$XLY ($8.35M last qtr)$AKAM ($7.42M last qtr)$LMT ($6.94M 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)
- Interactive Media & Services12.9%—
- Integrated Oil & Gas11.6%—
- Semiconductors5.4%—
- Systems Software2.2%—
- Air Freight & Logistics1.8%—
- Application Software1.8%—
- Broadline Retail1.6%—
- Asset Management & Custody Banks1.5%—
- Other holdings61.1%—
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
7 of 7 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $CVX | Chevron Corporation | 338K | $69.9M | — | 8.8% |
| $META | Meta Platforms Inc | 107K | $61M | — | 7.7% |
| $GOOGL | Alphabet Inc | 144K | $41.1M | +110K | 5.2% |
| $AMD | Advanced Micro Devices Inc | 129K | $26.1M | +77.3K | 3.3% |
| $XOM | ExxonMobil Holdings Corporation | 129K | $21.9M | — | 2.8% |
| $MSFT | Microsoft Corporation | 46.5K | $17.2M | +3.26K | 2.2% |
| $NVDA | NVIDIA Corporation | 94.8K | $16.5M | +4.88K | 2.1% |
…and 58 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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