BASSO CAPITAL MANAGEMENT, L.P.
SEC Form 13F institutional filer · CIK 0001287978
13F-HR · 61 reported holdings · 2026-03-31
Reported long-US-equity value
$0.11B
Top-10 concentration
91.4%
BASSO CAPITAL MANAGEMENT, L.P. — $109M AUM allocation strategy
BASSO CAPITAL MANAGEMENT, L.P. files SEC Form 13F and reports $109M of long US equity value across 61 reported holdings for 2026-03-31.
Its largest sector bet is Financials 9.8%, followed by Energy 9.3% and Communication Services 3.3%.
The top 10 holdings account for 91% 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.
BASSO CAPITAL MANAGEMENT, L.P. — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$109M
total across 61 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
91% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$IVV +11.2K sh · +$739K+$IWM +4.63K sh · +$1.12M+$SCHW +1.63K sh · +$95.5K
Biggest trims (shares)
−$QQQM −5.21K sh · −$1.36M−$MSFT −2.36K sh · −$1.22M−$QQQ −1.2K sh · −$782K
Exited to nil (held last quarter, gone now)
$MCD ($55.9K last qtr)$DUK ($24.8K last qtr)$CSCO ($7.7K 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)
- Asset Management & Custody Banks8.8%—
- Oil & Gas Storage & Transportation5.6%—
- Oil & Gas Refining & Marketing3.7%—
- Interactive Media & Services3.3%—
- Investment Banking & Brokerage0.9%—
- IT Consulting & Other Services0.9%—
- Industrial Gases0.3%—
- Broadline Retail0.3%—
- Other holdings76.2%—
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
5 of 5 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $IVZ | Invesco Ltd | 48.5K | $9.3M | +878 | 8.5% |
| $MPC | Marathon Petroleum Corporation | 71.2K | $4.06M | +0 | 3.7% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 11.3K | $3.26M | -396 | 3.0% |
| $OKE | ONEOK Inc | 25.4K | $2.29M | +0 | 2.1% |
| $WMB | Williams Companies Inc | 30.4K | $2.22M | +0 | 2.0% |
…and 56 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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