NORTHEAST INVESTMENT MANAGEMENT
SEC Form 13F institutional filer · CIK 0001082215
13F-HR · 143 reported holdings · 2026-03-31
Investment management firm.
Reported long-US-equity value
$2.14B
Top-10 concentration
49.3%
NORTHEAST INVESTMENT MANAGEMENT — $2.14B AUM allocation strategy
NORTHEAST INVESTMENT MANAGEMENT files SEC Form 13F and reports $2.14B of long US equity value across 143 reported holdings for 2026-03-31.
Its largest sector bet is Information Technology 20.9%, followed by Financials 10.8% and Communication Services 9.4%.
The top 10 holdings account for 49% 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.
NORTHEAST INVESTMENT MANAGEMENT — latest SEC 13F insights
Reported long-US-equity value (13F AUM)
$2.14B
total across 143 reported holdings · 2026-03-31 · excludes shorts, cash, non-US
Top-10 concentration
49% of value
higher = narrower conviction; lower = spread / hedging
Biggest adds (shares)
+$CEG +11K sh · +$2.44M+$VST +10.7K sh · +$1.51M+$PWR +10.5K sh · +$8.16M
Biggest trims (shares)
−$AMCR −199K sh · −$101K−$NOW −86.6K sh · −$14.6M−$NVDA −47.3K sh · −$22.4M
Exited to nil (held last quarter, gone now)
$CRM ($281K last qtr)$EFX ($233K last qtr)$SYK ($205K 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)
- Interactive Media & Services9.4%—
- Semiconductors9.2%—
- Technology Hardware, Storage & Peripherals7.4%—
- Consumer Staples Merchandise Retail6.5%—
- Broadline Retail5.1%—
- Systems Software4.4%—
- Pharmaceuticals4.2%—
- Transaction & Payment Processing Services3.3%—
- Other holdings50.5%—
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
9 of 9 rows · sorted by Value ↓
| Ticker | Holding | Shares | Value | Δ QoQ | Weight |
|---|---|---|---|---|---|
| $NVDA | NVIDIA Corporation | 1.12M | $196M | -47.3K | 9.1% |
| $AAPL | Apple Inc | 620K | $157M | -18.4K | 7.3% |
| $GOOG | Alphabet Inc. Class C Capital Stock | 491K | $141M | -28.8K | 6.6% |
| $AMZN | Amazon.com Inc | 526K | $110M | -7.15K | 5.1% |
| $MSFT | Microsoft Corporation | 254K | $94.2M | -747 | 4.4% |
| $COST | Costco Wholesale Corporation | 91.2K | $90.9M | -664 | 4.2% |
| $V | Visa Inc | 238K | $72M | -4.82K | 3.4% |
| $BRK.B | Berkshire Hathaway Inc.-Class B | 135K | $64.8M | -2.62K | 3.0% |
| $META | Meta Platforms Inc | 107K | $61.2M | +1.17K | 2.9% |
…and 134 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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