Harbor Advisors LLC

All Holdings — 2025 Q4

Portfolio Concentration Analytics: 7.6
Risk-based ENB:
Total Positions
203
Quarter
2025 Q4
Top Holding
EQIX (29.1%)
Top 10 Concentration
63.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-25 of 203
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
EQIX
EQUINIX INC
Real Estate 29.09% 30.54% #1
Prev: #1
10.0 no change no change
P
S
252,790 $193,677,586 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
GOOGL
ALPHABET INC
Communication Services 7.31% 5.83% #2
Prev: #2
2.9 no change no change
P
S
155,600 $48,702,800 2017 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
AAPL
APPLE INC
Technology 6.06% 5.83% #3
Prev: #3
2.4 no change no change
P
S
148,400 $40,344,024 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
AMZN
AMAZON COM INC
Consumer Cyclical 5.31% 5.24% #4
Prev: #4
2.1 -1,500 -1.0%
P
S
153,200 $35,361,624 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
NVDA
NVIDIA CORPORAT...
Technology 5.04% 5.18% #5
Prev: #5
2.0 no change no change
P
S
180,000 $33,570,000 2017 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CNQ
CANADIAN NAT RE...
Energy 2.54% 2.46% #6
Prev: #6
1.0 no change no change
P
S
499,800 $16,918,230 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MA
MASTERCARD INCO...
Financial Services 2.23% 2.28% #7
Prev: #7
0.9 no change no change
P
S
26,000 $14,842,880 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MU
MICRON TECHNOLO...
Technology 2.08% 1.25% #8 5
Prev: #13
0.8 no change no change
P
S
48,500 $13,842,385 2017 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MSFT
MICROSOFT CORP
Technology 1.89% 2.08% #9 1
Prev: #8
0.8 no change no change
P
S
26,000 $12,574,120 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
IBKR
INTERACTIVE BRO...
Financial Services 1.80% 1.98% #10 1
Prev: #9
0.7 no change no change
P
S
186,832 $12,015,166 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
FTAI
FTAI AVIATION L...
Industrials 1.69% 1.47% #11 1
Prev: #10
0.7 no change no change
P
S
57,000 $11,220,450 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
FERG
FERGUSON ENTERP...
Industrials 1.38% 1.43% #12
Prev: #12
0.6 no change no change
P
S
41,255 $9,184,601 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
META
META PLATFORMS ...
Communication Services 1.37% 1.45% #13 2
Prev: #11
2.6 1,000 7.8%
P
S
13,800 $9,109,242 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
JPM
JPMORGAN CHASE ...
Financial Services 1.17% 1.17% #14
Prev: #14
0.5 no change no change
P
S
24,148 $7,780,969 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
NTB
BANK OF NT BUTT...
Financial Services 1.16% 1.03% #15 1
Prev: #16
0.5 no change no change
P
S
155,408 $7,742,427 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
SPGI
S&P GLOBAL INC
Financial Services 1.07% 1.03% #16 1
Prev: #17
0.4 no change no change
P
S
13,667 $7,142,238 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PJT
PJT PARTNERS IN...
Financial Services 1.04% 1.14% #17 2
Prev: #15
0.4 no change no change
P
S
41,519 $6,941,977 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
GOOG
ALPHABET INC
Communication Services 0.94% 0.75% #18 3
Prev: #21
0.4 no change no change
P
S
20,000 $6,276,000 2017 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
EVR
EVERCORE INC
Financial Services 0.77% 0.78% #19
Prev: #19
0.3 no change no change
P
S
15,000 $5,103,750 2017 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
NUE
NUCOR CORP
Basic Materials 0.69% 0.58% #20 6
Prev: #26
0.3 no change no change
P
S
27,992 $4,565,775 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
HLI
HOULIHAN LOKEY ...
Financial Services 0.65% 0.79% #21 3
Prev: #18
0.3 no change no change
P
S
25,000 $4,354,750 2017 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
BLK
BLACKROCK INC
Financial Services 0.63% 0.71% #22
Prev: #22
0.3 no change no change
P
S
3,924 $4,200,014 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
TMUS
T-MOBILE US INC
Communication Services 0.63% 0.76% #23 3
Prev: #20
0.3 no change no change
P
S
20,650 $4,192,776 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MCO
MOODYS CORP
Financial Services 0.61% 0.59% #24 1
Prev: #25
0.2 no change no change
P
S
8,000 $4,086,800 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
DLR
DIGITAL RLTY TR...
Real Estate 0.59% 0.68% #25 2
Prev: #23
0.2 no change no change
P
S
25,552 $3,953,150 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PNFP
PINNACLE FINL P...
Financial Services 0.00% 0.17%
Sold All 😨
(Was: #69)
0.3 -12,000 -100.0%
CLOSED
$— 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
JNJ
JOHNSON & JOHNS...
Healthcare 0.00% 0.07%
Sold All 😨
(Was: #132)
0.3 -2,304 -100.0%
CLOSED
$— 2023 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
PENN
PENN ENTERTAINM...
Consumer Cyclical 0.00% 0.04%
Sold All 😨
(Was: #164)
0.3 -12,000 -100.0%
CLOSED
$— 2020 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
BMY
BRISTOL-MYERS S...
Healthcare 0.00% 0.03%
Sold All 😨
(Was: #166)
0.3 -5,000 -100.0%
CLOSED
$— 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
DELL
DELL TECHNOLOGI...
Technology 0.00% 0.03%
Sold All 😨
(Was: #173)
0.3 -1,500 -100.0%
CLOSED
$— 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
WTW
WILLIS TOWERS W...
Financial Services 0.00% 0.03%
Sold All 😨
(Was: #174)
0.3 -605 -100.0%
CLOSED
$— 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
RBB
RBB BANCORP
Financial Services 0.00% 0.03%
Sold All 😨
(Was: #177)
0.3 -10,000 -100.0%
CLOSED
$— 2017 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
FIHL
FIDELIS INSURAN...
Financial Services 0.00% 0.03%
Sold All 😨
(Was: #178)
0.3 -10,000 -100.0%
CLOSED
$— 2025 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
SLDE
SLIDE INS HLDGS...
Financial Services 0.00% 0.02%
Sold All 😨
(Was: #182)
0.3 -10,000 -100.0%
CLOSED
$— 2025 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
KURA
KURA ONCOLOGY I...
Healthcare 0.00% 0.01%
Sold All 😨
(Was: #187)
0.3 -10,000 -100.0%
CLOSED
$— 2024 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-25 of 203 holdings

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