— Know what they know.
Not Investment Advice
Asset Manager ← All Institutions

Main Street Research LLC

342 MAIN STREET, LAKEVILLE, CT 06039 • 860-435-2350

Q4 2025 · Filed 2026-02-09
Market Value
$1.7B
-5.7%
Holdings
144
+10
New Purchases
16
Added To
25
Closed
17
Reduced
76
Top 10 Concentration
46.2%
Turnover
22.9%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
XBI 2.57% 0.00% +2.57% $44M
JNJ 2.17% 0.12% +2.05% $37M
EWY 2.02% 0.00% +2.02% $35M
CAT 1.99% 0.08% +1.91% $34M
GOOGL 5.43% 4.01% +1.42% $93M
ISCF 4.62% 3.38% +1.24% $79M
BCS 2.50% 1.93% +0.57% $43M
TSM 3.88% 3.39% +0.48% $66M
AVGO 4.15% 3.78% +0.37% $71M
CCJ 2.04% 1.68% +0.36% $35M
ASML 2.50% 2.15% +0.35% $43M
GLDM 2.30% 1.96% +0.34% $39M
AMZN 3.50% 3.18% +0.32% $60M
NVDA 6.48% 6.17% +0.31% $111M
APH 2.33% 2.02% +0.31% $40M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
NFLX 0.06% 2.83% -2.77% $996K
TMUS 0.03% 2.37% -2.35% $439K
MELI 0.00% 2.04% -2.04% $0
SPOT 0.00% 1.94% -1.94% $0
LIN 0.01% 1.92% -1.90% $256K
APO 0.00% 1.59% -1.59% $0
HOOD 3.51% 4.25% -0.73% $60M
BKNG 1.19% 1.83% -0.64% $20M
FICO 0.25% 0.71% -0.46% $4M
UBER 2.13% 2.44% -0.31% $37M
AAPL 4.62% 4.92% -0.31% $79M
ANET 0.00% 0.28% -0.28% $0
META 3.33% 3.60% -0.27% $57M
PANW 0.14% 0.39% -0.24% $2M
IBIT 0.52% 0.68% -0.16% $9M

Sector Allocation Over Time

Industry Breakdown

IndustryWeight
Technology 37.8%
Financial Services 24.1%
Healthcare 8.8%
Communication Services 8.1%
Consumer Defensive 6.6%

Market Cap Concentration

TierHoldingsValueWeight
Mega Cap 59 $1.2B 68.9%
Large Cap 73 $404M 23.6%
Mid Cap 8 $50M 2.9%
Small Cap 4 $79M 4.6%

Portfolio Analytics

Avg Market Cap
$458.0B
Median Market Cap
$138.6B
Avg P/E
37.3
Median P/E
24.4
Avg Dividend Yield
0.01%
Avg Beta
1.13
# Stocks
118
# ETFs / Funds
26

Top Holdings (144 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 NVDA 6.48% 595,844 $111M $186.50 -$1M -5,714 -0.9%
2 GOOGL 5.43% 297,544 $93M $313.00 $20M -2,300 -0.8%
3 MSFT 4.75% 168,207 $81M $483.62 -$6M +43 +0.0%
4 ISCF 4.62% 1,907,800 $79M $41.48 $18M +412,800 +27.6%
5 AAPL 4.62% 290,937 $79M $271.86 -$10M -60,378 -17.2%
6 PLTR 4.57% 440,250 $78M $177.75 -$5M -15,243 -3.4%
7 JPM 4.17% 221,919 $72M $322.22 $623K -2,804 -1.2%
8 AVGO 4.15% 205,395 $71M $346.10 $2M -3,031 -1.4%
9 TSM 3.88% 218,147 $66M $304.69 $5M -2,724 -1.2%
10 V 3.56% 174,088 $61M $350.71 $598K -3,005 -1.7%
11 HOOD 3.51% 532,399 $60M $113.10 -$17M -6,906 -1.3%
12 AMZN 3.50% 259,849 $60M $230.82 $2M -3,085 -1.2%
13 META 3.33% 86,547 $57M $660.09 -$8M -2,636 -3.0%
14 MCK 3.23% 67,361 $55M $821.11 $2M -1,531 -2.2%
15 COST 3.14% 62,366 $54M $862.34 -$5M -1,093 -1.7%
16 XBI 2.57% 360,526 $44M $121.93 — +360,526 — NEW
17 ASML 2.50% 40,118 $43M $1,069.86 $4M -316 -0.8%
18 BCS 2.50% 1,682,837 $43M $25.45 $8M -12,148 -0.7%
19 APH 2.33% 295,357 $40M $135.39 $3M -1,954 -0.7%
20 GLDM 2.30% 462,316 $39M $85.37 $4M -4,548 -1.0%
21 WMT 2.20% 338,395 $38M $111.64 $3M -2,490 -0.7%
22 JNJ 2.17% 179,318 $37M $206.95 $35M +167,933 +1475.0%
23 UBER 2.13% 446,905 $37M $81.71 -$8M -5,915 -1.3%
24 CCJ 2.04% 381,868 $35M $91.49 $4M +17,476 +4.8%
25 EWY 2.02% 355,461 $35M $97.22 — +355,461 — NEW
26 CAT 1.99% 59,559 $34M $572.87 $33M +56,478 +1833.1%
27 GEV 1.87% 49,161 $32M $653.57 $2M +520 +1.1%
28 IBN 1.78% 1,022,131 $30M $29.80 -$1M -29,783 -2.8%
29 PG 1.26% 151,084 $22M $143.31 -$2M -1,664 -1.1%
30 BKNG 1.19% 3,807 $20M $5,355.33 -$13M -2,352 -38.2%
31 IBIT 0.52% 179,540 $9M $49.65 -$3M -11,302 -5.9%
32 GOOG 0.37% 20,091 $6M $313.81 $2M +430 +2.2%
33 BRK-B 0.36% 12,116 $6M $502.65 -$577K -1,145 -8.6%
34 TSLA 0.33% 12,748 $6M $449.74 -$57K -272 -2.1%
35 MCD 0.33% 18,588 $6M $305.63 -$83K -380 -2.0%
36 ADSK 0.25% 14,291 $4M $296.01 -$241K +217 +1.5%
37 FICO 0.25% 2,492 $4M $1,690.62 -$9M -6,135 -71.1%
38 BRK-A 0.22% 5 $4M $754,800.00 $3K — —
39 SCHW 0.19% 31,782 $3M $99.91 -$80K -2,316 -6.8%
40 URTH 0.16% 15,138 $3M $185.77 -$224K -1,583 -9.5%
41 XONA.DE 0.16% 23,209 $3M $120.34 $62K -1,016 -4.2%
42 IXUS 0.16% 31,573 $3M $84.64 -$68K -1,615 -4.9%
43 PANW 0.14% 13,235 $2M $184.20 -$5M -21,217 -61.6%
44 ABBV 0.12% 9,355 $2M $228.49 -$66K -162 -1.7%
45 WFC 0.11% 19,846 $2M $93.20 -$1M -17,239 -46.5%
46 SPY 0.11% 2,663 $2M $683.80 $53K +9 +0.3%
47 CRM 0.10% 6,364 $2M $265.33 $1M +3,846 +152.7%
48 LLY 0.09% 1,419 $2M $1,075.02 -$520K -1,262 -47.1%
49 MU 0.09% 5,323 $2M $285.53 $520K -653 -10.9%
50 CVX 0.08% 9,520 $1M $152.42 -$1M -7,281 -43.3%
51 MMM 0.08% 8,059 $1M $160.10 $35K -33 -0.4%
52 ISTB 0.06% 22,763 $1M $48.75 $73K +1,535 +7.2%
53 RTX 0.06% 5,496 $1M $183.41 $77K -67 -1.2%
54 NFLX 0.06% 10,621 $996K $93.76 -$50M -32,301 -75.3%
55 CLX 0.05% 9,125 $920K $100.83 -$235K -243 -2.6%
56 SCHI 0.05% 38,493 $884K $22.97 $94K +4,252 +12.4%
57 IVV 0.05% 1,260 $863K $685.10 -$107K -190 -13.1%
58 QQQ 0.05% 1,345 $826K $614.48 -$131K -250 -15.7%
59 MRK 0.05% 7,784 $826K $106.11 $48K -1,486 -16.0%
60 IGLB 0.05% 15,941 $804K $50.45 $74K +1,776 +12.5%
61 BMY 0.05% 14,620 $789K $53.94 $125K -95 -0.7%
62 CSCO 0.04% 9,684 $746K $77.03 $29K -788 -7.5%
63 AMD 0.04% 3,422 $733K $214.16 $167K -77 -2.2%
64 TMO 0.04% 1,151 $667K $579.88 $184K +155 +15.6%
65 SYK 0.04% 1,843 $649K $352.37 -$13K +52 +2.9%
66 BAC 0.04% 11,118 $611K $55.00 -$35K -1,420 -11.3%
67 HSBC 0.04% 7,696 $605K $78.67 $83K +338 +4.6%
68 ADP 0.03% 2,309 $598K $258.94 -$129K -169 -6.8%
69 ORCL 0.03% 3,031 $591K $194.91 -$488K -805 -21.0%
70 BSX 0.03% 6,023 $574K $95.35 -$55K -423 -6.6%
71 C 0.03% 4,740 $553K $116.69 $56K -154 -3.1%
72 ACN 0.03% 2,059 $552K $268.30 -$60K -425 -17.1%
73 NTES 0.03% 4,000 $550K $137.62 -$70K -85 -2.1%
74 UNP 0.03% 2,342 $542K $231.32 — +2,342 — NEW
75 CL 0.03% 6,618 $523K $79.02 -$13K -81 -1.2%
76 VIG 0.03% 2,361 $519K $219.78 — +2,361 — NEW
77 INTU 0.03% 779 $516K $662.45 $3K +27 +3.6%
78 VTI 0.03% 1,538 $516K $335.27 -$26K -114 -6.9%
79 ITOT 0.03% 3,405 $506K $148.69 $10K — —
80 CW 0.03% 917 $506K $551.27 $23K +29 +3.3%
81 MUFG 0.03% 30,205 $479K $15.86 — +30,205 — NEW
82 ABT 0.03% 3,654 $458K $125.29 -$15K +123 +3.5%
83 XYL 0.03% 3,305 $450K $136.18 -$39K -8 -0.2%
84 TMUS 0.03% 2,162 $439K $203.04 -$43M -178,159 -98.8%
85 HUT 0.02% 8,986 $413K $45.94 — +8,986 — NEW
86 IWF 0.02% 766 $363K $473.30 $4K — —
87 COIN 0.02% 1,551 $351K $226.14 -$173K -2 -0.1%
88 T 0.02% 13,914 $346K $24.84 -$51K -129 -0.9%
89 ADI 0.02% 1,248 $338K $271.20 $41K +38 +3.1%
90 HD 0.02% 962 $331K $344.10 -$79K -49 -4.8%
91 DAL 0.02% 4,768 $331K $69.40 $73K +223 +4.9%
92 SHOP 0.02% 2,040 $328K $160.97 -$60K -576 -22.0%
93 CMCSA 0.02% 10,912 $326K $29.89 -$26K -311 -2.8%
94 SJM 0.02% 3,330 $326K $97.81 -$60K -226 -6.4%
95 NSC 0.02% 1,117 $322K $288.72 -$32K -64 -5.4%
96 VOO 0.02% 513 $322K $627.13 -$326K -544 -51.5%
97 TXN 0.02% 1,842 $320K $173.49 $25K +237 +14.8%
98 DIA 0.02% 640 $308K $481.61 $11K — —
99 PEP 0.02% 2,116 $307K $144.96 -$20K -213 -9.2%
100 AXP 0.02% 817 $302K $369.95 — +817 — NEW

New Positions

SymbolValue% Port
XBI $44M 2.57%
EWY $35M 2.02%
UNP $542K 0.03%
VIG $519K 0.03%
MUFG $479K 0.03%
HUT $413K 0.02%
AXP $302K 0.02%
ISRG $288K 0.02%
EXPE $269K 0.02%
LRCX $261K 0.02%
PH $257K 0.01%
OMDA $251K 0.01%
TJX $240K 0.01%
GILD $224K 0.01%
NEE $224K 0.01%

Sold Out Positions

SymbolValue% Port
DKNG — —%
SPOT — —%
ANET — —%
KO — —%
TDY — —%
LNG — —%
SYY — —%
IT — —%
APO — —%
DDOG — —%
FTNT — —%
CRWD — —%
IDXX — —%
MELI — —%
TMC — —%
View SEC EDGAR Filings for Main Street Research LLC →

Sign in to InsiderStreet

You'll also get our free weekly newsletter with
smart money signals, market insights, and alpha ideas.
Unsubscribe anytime.

For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms