Grove Street Fiduciary, LLC
SEC Form 13F institutional filer · CIK 0002054682
13F-HR · 35 reported holdings · 2026-03-31
Reported long-US-equity value
$0.06B
Top-10 concentration
84.2%
Grove Street Fiduciary, LLC — $60.3M AUM allocation strategy
Grove Street Fiduciary, LLC files SEC Form 13F and reports $60.3M of long US equity value across 35 reported holdings for 2026-03-31.
Its largest sector bet is Financials 48.9%, followed by Information Technology 7.4% and Industrials 3.3%.
The top 10 holdings account for 84% 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.
Grove Street Fiduciary, LLC — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$60.3M
total across 35 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
84% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$NVDA +62 sh · −$55.4K+$GOOGL +34 sh · −$24.6K+$AAPL +27 sh · −$103K
Biggest trims (shares)
−$SCHW −6.33K sh · −$113K−$VTI −1.11K sh · −$795K−$IBM −1.1K sh · −$458K
Exited to nil (held last quarter, gone now)
$BX ($278K last qtr)$BR ($268K last qtr)$ZBRA ($218K last qtr)$PG ($207K last qtr)$AON ($202K 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)
- Investment Banking & Brokerage45.1%—
- Technology Hardware, Storage & Peripherals2.6%—
- Diversified Banks2.2%—
- Systems Software2.2%—
- Semiconductors1.6%—
- Multi-Sector Holdings1.4%—
- Interactive Media & Services1.4%—
- Aerospace & Defense1.3%—
- Other holdings42.1%—
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
6 of 6 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $SCHW | Charles Schwab Corporation | 1.05M | $27.2M | -6.33K | 45.1% |
| $AAPL | Apple Inc | 6.11K | $1.55M | +27 | 2.6% |
| $JPM | JP Morgan Chase & Co | 4.67K | $1.37M | +0 | 2.3% |
| $MSFT | Microsoft Corporation | 3.6K | $1.33M | -298 | 2.2% |
| $NVDA | NVIDIA Corporation | 5.53K | $965K | +62 | 1.6% |
| $BRK.B | Berkshire Hathaway Inc.-Class B | 1.8K | $863K | +0 | 1.4% |
…and 29 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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