Atlatl Advisers LLC
SEC Form 13F institutional filer · CIK 0002023168
13F-HR · 45 reported holdings · 2026-03-31
Reported long-US-equity value
$0.06B
Top-10 concentration
77.6%
Atlatl Advisers LLC — $63.2M AUM allocation strategy
Atlatl Advisers LLC files SEC Form 13F and reports $63.2M of long US equity value across 45 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 19.1%, followed by Financials 8.6% and Consumer Discretionary 5.3%.
The top 10 holdings account for 78% 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.
Atlatl Advisers LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$63.2M
total across 45 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
78% of value
higher = narrower conviction; lower = spread / hedging
Biggest trims (shares)
−$QQQ −25.7K sh · −$15.8M−$VOO −21.7K sh · −$13.9M−$WDC −18.6K sh · −$3.07M
Exited to nil (held last quarter, gone now)
$SPY ($15.8M last qtr)$GLW ($3.04M last qtr)$GM ($3.04M last qtr)$NEM ($2.85M last qtr)$DG ($2.63M 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 & Peripherals7.7%—
- Asset Management & Custody Banks5.8%—
- Semiconductors4.2%—
- Broadline Retail3.6%—
- Interactive Media & Services3.5%—
- Application Software3.1%—
- Systems Software2.9%—
- Automobile Manufacturers1.7%—
- Other holdings67.5%—
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
8 of 8 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $AAPL | Apple Inc | 19.2K | $4.87M | -3.49K | 7.7% |
| $BLK | BlackRock Inc | 51.5K | $3.14M | -9.17K | 5.0% |
| $AMZN | Amazon.com Inc | 10.9K | $2.27M | -5.1K | 3.6% |
| $NVDA | NVIDIA Corporation | 12.6K | $2.2M | -6.65K | 3.5% |
| $PLTR | Palantir Technologies Inc | 13.3K | $1.94M | -11.7K | 3.1% |
| $MSFT | Microsoft Corporation | 4.91K | $1.82M | -3.55K | 2.9% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 5.03K | $1.45M | -14.2K | 2.3% |
| $TSLA | Tesla Inc | 2.86K | $1.06M | -500 | 1.7% |
…and 37 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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