BOOTHBAY FUND MANAGEMENT, LLC
SEC Form 13F institutional filer · CIK 0001549230
13F-HR · 406 reported holdings · 2026-03-31
Hedge fund manager.
Reported long-US-equity value
$1.47B
Top-10 concentration
20.3%
BOOTHBAY FUND MANAGEMENT, LLC — $1.47B AUM allocation strategy
BOOTHBAY FUND MANAGEMENT, LLC files SEC Form 13F and reports $1.47B of long US equity value across 406 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 9.4%, followed by Real Estate 7.1% and Industrials 5.8%.
The top 10 holdings account for 20% 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.
BOOTHBAY FUND MANAGEMENT, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$1.47B
total across 406 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
20% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$WBD +510K sh · +$14M+$AMAT +457K sh · −$3.04M+$BX +426K sh · +$15.6M
Biggest trims (shares)
−$NCLH −334K sh · −$7.55M−$BAC −165K sh · −$9.14M−$TFC −111K sh · −$5.51M
Exited to nil (held last quarter, gone now)
$CCI ($12.8M last qtr)$MCO ($6.14M last qtr)$CFG ($5.38M last qtr)$NWS ($4.75M last qtr)$WTW ($4.62M 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)
- Technology Hardware, Storage & Peripherals3.7%—
- Communications Equipment3.6%—
- Broadline Retail3.1%—
- Data Center REITs2.9%—
- Semiconductors2.1%—
- Telecom Tower REITs2.0%—
- Aerospace & Defense2.0%—
- Integrated Telecommunication Services1.5%—
- Other holdings79.1%—
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
10 of 10 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $AMZN | Amazon.com Inc | 219K | $45.5M | +39.1K | 3.1% |
| $EQIX | Equinix Inc. Common Stock REIT | 43.2K | $42.3M | -13K | 2.9% |
| $STX | Seagate Technology Holdings PLC | 93.3K | $36.5M | +17.8K | 2.5% |
| $NVDA | NVIDIA Corporation | 177K | $30.9M | -91.4K | 2.1% |
| $SBAC | SBA Communications Corporation | 172K | $29.6M | -9.77K | 2.0% |
| $GE | GE Aerospace | 104K | $29.4M | +95.5K | 2.0% |
| $T | AT&T Inc | 788K | $22.8M | +53.9K | 1.6% |
| $LITE | Lumentum Holdings Inc | 30.9K | $21.7M | -15K | 1.5% |
| $LYV | Live Nation Entertainment Inc | 132K | $20.2M | +24.9K | 1.4% |
| $PH | Parker-Hannifin Corporation | 21.9K | $19.7M | +9.76K | 1.3% |
…and 396 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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