Institutional Manager · CIK 0001082215
NORTHEAST INVESTMENT MANAGEMENT
BOSTON, MA · File #028-04615
Latest AUM
$2.56B
Positions
188
Top-10 Concentration
50.8%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | NETFLIX INC | NFLX | +183,805 | +$17.2M | -$22.1M |
| ADD | SERVICENOW INC | NOW | +86,042 | +$13.2M | -$22.0M |
| REDUCE | ACCENTURE PLC IRELAND CLASS A | ACN | -23,596 | -$6.3M | +$1.1M |
| ADD | QUANTA SVCS INC COM | 74762E102 | +12,905 | +$5.4M | +$46,826 |
| REDUCE | NVIDIA CORP | NVDA | -26,856 | -$5.0M | -$95,661 |
| REDUCE | ALPHABET INC CL A | GOOG | -13,495 | -$4.2M | +$37.3M |
| ADD | PALO ALTO NETWORKS INC | PANW | +16,964 | +$3.1M | -$2.7M |
| NEW | CONSTELLATION ENERGY CORP | CEG | +8,317 | +$2.9M | $0 |
| NEW | PRUDENTIAL FINANCIAL INC | PUKPF | +23,222 | +$2.6M | $0 |
| ADD | VANGUARD MEGA GROWTH IND | 921910816 | +5,392 | +$2.2M | +$399,603 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025188 pos · $2.56B
- 13F HOLDINGS REPORTQ/E Sep 2025181 pos · $2.48B
- 13F HOLDINGS REPORTQ/E Jun 2025185 pos · $2.34B
- 13F HOLDINGS REPORTQ/E Mar 2025180 pos · $2.15B
- 13F HOLDINGS REPORTQ/E Dec 2024182 pos · $2.25B
- 13F HOLDINGS REPORTQ/E Sep 2024182 pos · $2.23B
- 13F HOLDINGS REPORTQ/E Jun 2024182 pos · $2.13B
- 13F HOLDINGS REPORTQ/E Mar 2024183 pos · $2.03B
- 13F HOLDINGS REPORTQ/E Dec 2023183 pos · $1.70B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | NVIDIA CORP | NVDA | 1,168,935 | $218.0M | 9.42% |
| 2 | APPLE INC | AAPL | 638,610 | $173.6M | 7.50% |
| 3 | ALPHABET INC CL A | GOOG | 519,703 | $162.7M | 7.03% |
| 4 | MICROSOFT CORP | MSFT | 255,140 | $123.4M | 5.33% |
| 5 | AMAZON.COM INC | AMZN | 532,948 | $123.0M | 5.31% |
| 6 | VISA INC CL A | V | 242,902 | $85.2M | 3.68% |
| 7 | COSTCO WHOLESALE CORP | 22160K105 | 91,843 | $79.2M | 3.42% |
| 8 | VANGUARD S&P 500 ETF | 922908363 | 112,924 | $70.8M | 3.06% |
| 9 | META PLATFORMS INC CL A | META | 105,817 | $69.8M | 3.02% |
| 10 | BERKSHIRE HATHAWAY INC CL B | BRK-A | 137,885 | $69.3M | 2.99% |
| 11 | JPMORGAN CHASE & CO | VYLD | 193,920 | $62.5M | 2.70% |
| 12 | ELI LILLY & CO | LLY | 54,026 | $58.1M | 2.51% |
| 13 | INTUITIVE SURGICAL INC | ISRG | 93,246 | $52.8M | 2.28% |
| 14 | ABB LTD SP ADR | ABLZF | 706,669 | $52.3M | 2.26% |
| 15 | THERMO FISHER SCIENTIFIC INC | TMO | 82,835 | $48.0M | 2.07% |
| 16 | WALMART INC | WMT | 386,021 | $43.0M | 1.86% |
| 17 | UNION PACIFIC CORP | UNP | 180,072 | $41.7M | 1.80% |
| 18 | LOWES COS INC | 548661107 | 158,643 | $38.3M | 1.65% |
| 19 | GOLDMAN SACHS GROUP INC | GSCE | 42,243 | $37.1M | 1.60% |
| 20 | DANAHER CORP | 235851102 | 159,208 | $36.4M | 1.57% |