Rockingstone Advisors LLC
SEC Form 13F institutional filer · CIK 0002027176
13F-HR · 56 reported holdings · 2026-03-31
Reported long-US-equity value
$0.13B
Top-10 concentration
38.6%
Rockingstone Advisors LLC — $126M AUM allocation strategy
Rockingstone Advisors LLC files SEC Form 13F and reports $126M of long US equity value across 56 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 13.9%, followed by Communication Services 6.9% and Financials 5.4%.
The top 10 holdings account for 39% 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.
Rockingstone Advisors LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$126M
total across 56 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
39% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$EQT +885 sh · +$499K+$OMC +385 sh · −$195K+$SPGI +281 sh · −$508K
Biggest trims (shares)
−$IVZ −1.18K sh · −$183K−$MKC −590 sh · −$555K−$NVDA −253 sh · −$443K
Exited to nil (held last quarter, gone now)
None this quarter
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)
- Systems Software5.4%—
- Semiconductors4.5%—
- Interactive Media & Services4.4%—
- Technology Hardware, Storage & Peripherals4.0%—
- Construction & Engineering3.2%—
- Broadline Retail3.1%—
- Oil & Gas Equipment & Services2.9%—
- Industrial Gases2.9%—
- Other holdings69.7%—
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
6 of 6 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 32.7K | $5.71M | -253 | 4.5% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 19.4K | $5.58M | +110 | 4.4% |
| $AAPL | Apple Inc | 19.5K | $4.95M | +65 | 3.9% |
| $PWR | Quanta Services Inc | 7.24K | $3.97M | -5 | 3.2% |
| $AMZN | Amazon.com Inc | 18.8K | $3.92M | +122 | 3.1% |
| $MSFT | Microsoft Corporation | 9.78K | $3.62M | -19 | 2.9% |
…and 50 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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