Filed: 1/30/2026ACC: 0001214659-26-000986
📋 What this filing means
HARBOR ADVISORS LLC filed this quarterly 13F‑HR report disclosing 193 equity positions with a total reported market value of $665.80M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
193
Positions
$665.80M
Total AUM (reported)
4.28M
Total Shares
Allocation by class
COM$479.35M72.0%
CAP STK CL A$48.70M7.3%
CL A$43.17M6.5%
COM CL A$23.34M3.5%
SHS$12.79M1.9%
COM NEW$9.22M1.4%
COMMON STOCK NEW$9.18M1.4%
Portfolio Concentration
Top 3$282.72M42.5%
4–10$139.12M20.9%
11–25$95.85M14.4%
Rest$148.09M22.2%
Top 3 weight
42.5%
Top 10 weight
63.4%
Voting Authority Distribution
Total shares with voting rights: 4.28M
Sole
Full voting authority
4.28M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole193
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings193
Rows:
EQUINIX INC
SOLEShares252.79K
TypeSH
Market value$193.68M
29.09%
Sole
252.79K
Shared
0.00
None
0.00
ALPHABET INC
SOLEShares155.60K
TypeSH
Market value$48.70M
7.31%
Sole
155.60K
Shared
0.00
None
0.00
APPLE INC
SOLEShares148.40K
TypeSH
Market value$40.34M
6.06%
Sole
148.40K
Shared
0.00
None
0.00
AMAZON COM INC
SOLEShares153.20K
TypeSH
Market value$35.36M
5.31%
Sole
153.20K
Shared
0.00
None
0.00
NVIDIA CORPORATION
SOLEShares180K
TypeSH
Market value$33.57M
5.04%
Sole
180K
Shared
0.00
None
0.00
CANADIAN NAT RES LTD
SOLEShares499.80K
TypeSH
Market value$16.92M
2.54%
Sole
499.80K
Shared
0.00
None
0.00
MASTERCARD INCORPORATED
SOLEShares26K
TypeSH
Market value$14.84M
2.23%
Sole
26K
Shared
0.00
None
0.00
MICRON TECHNOLOGY INC
SOLEShares48.50K
TypeSH
Market value$13.84M
2.08%
Sole
48.50K
Shared
0.00
None
0.00
MICROSOFT CORP
SOLEShares26K
TypeSH
Market value$12.57M
1.89%
Sole
26K
Shared
0.00
None
0.00
INTERACTIVE BROKERS GROUP
SOLEShares186.83K
TypeSH
Market value$12.02M
1.80%
Sole
186.83K
Shared
0.00
None
0.00
FTAI AVIATION LTD
SOLEShares57K
TypeSH
Market value$11.22M
1.69%
Sole
57K
Shared
0.00
None
0.00
FERGUSON ENTERPRISES INC
SOLEShares41.26K
TypeSH
Market value$9.18M
1.38%
Sole
41.26K
Shared
0.00
None
0.00
META PLATFORMS INC
SOLEShares13.80K
TypeSH
Market value$9.11M
1.37%
Sole
13.80K
Shared
0.00
None
0.00
JPMORGAN CHASE & CO.
SOLEShares24.15K
TypeSH
Market value$7.78M
1.17%
Sole
24.15K
Shared
0.00
None
0.00
BANK OF NT BUTTERFIELD&SON
SOLEShares155.41K
TypeSH
Market value$7.74M
1.16%
Sole
155.41K
Shared
0.00
None
0.00
S&P GLOBAL INC
SOLEShares13.67K
TypeSH
Market value$7.14M
1.07%
Sole
13.67K
Shared
0.00
None
0.00
PJT PARTNERS INC
SOLEShares41.52K
TypeSH
Market value$6.94M
1.04%
Sole
41.52K
Shared
0.00
None
0.00
ALPHABET INC
SOLEShares20K
TypeSH
Market value$6.28M
0.94%
Sole
20K
Shared
0.00
None
0.00
EVERCORE INC
SOLEShares15K
TypeSH
Market value$5.10M
0.77%
Sole
15K
Shared
0.00
None
0.00
NUCOR CORP
SOLEShares27.99K
TypeSH
Market value$4.57M
0.69%
Sole
27.99K
Shared
0.00
None
0.00
HOULIHAN LOKEY INC
SOLEShares25K
TypeSH
Market value$4.35M
0.65%
Sole
25K
Shared
0.00
None
0.00
BLACKROCK INC
SOLEShares3.92K
TypeSH
Market value$4.20M
0.63%
Sole
3.92K
Shared
0.00
None
0.00
T-MOBILE US INC
SOLEShares20.65K
TypeSH
Market value$4.19M
0.63%
Sole
20.65K
Shared
0.00
None
0.00
MOODYS CORP
SOLEShares8K
TypeSH
Market value$4.09M
0.61%
Sole
8K
Shared
0.00
None
0.00
DIGITAL RLTY TR INC
SOLEShares25.55K
TypeSH
Market value$3.95M
0.59%
Sole
25.55K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
EQUINIX INCSOLE | COM | 252.79K | SH | $193.68M 29.09% | 252.79K | 0.00 | 0.00 |
ALPHABET INCSOLE | CAP STK CL A | 155.60K | SH | $48.70M 7.31% | 155.60K | 0.00 | 0.00 |
APPLE INCSOLE | COM | 148.40K | SH | $40.34M 6.06% | 148.40K | 0.00 | 0.00 |
AMAZON COM INCSOLE | COM | 153.20K | SH | $35.36M 5.31% | 153.20K | 0.00 | 0.00 |
NVIDIA CORPORATIONSOLE | COM | 180K | SH | $33.57M 5.04% | 180K | 0.00 | 0.00 |
CANADIAN NAT RES LTDSOLE | COM | 499.80K | SH | $16.92M 2.54% | 499.80K | 0.00 | 0.00 |
MASTERCARD INCORPORATEDSOLE | CL A | 26K | SH | $14.84M 2.23% | 26K | 0.00 | 0.00 |
MICRON TECHNOLOGY INCSOLE | COM | 48.50K | SH | $13.84M 2.08% | 48.50K | 0.00 | 0.00 |
MICROSOFT CORPSOLE | COM | 26K | SH | $12.57M 1.89% | 26K | 0.00 | 0.00 |
INTERACTIVE BROKERS GROUPSOLE | COM CL A | 186.83K | SH | $12.02M 1.80% | 186.83K | 0.00 | 0.00 |
FTAI AVIATION LTDSOLE | SHS | 57K | SH | $11.22M 1.69% | 57K | 0.00 | 0.00 |
FERGUSON ENTERPRISES INCSOLE | COMMON STOCK NEW | 41.26K | SH | $9.18M 1.38% | 41.26K | 0.00 | 0.00 |
META PLATFORMS INCSOLE | CL A | 13.80K | SH | $9.11M 1.37% | 13.80K | 0.00 | 0.00 |
JPMORGAN CHASE & CO.SOLE | COM | 24.15K | SH | $7.78M 1.17% | 24.15K | 0.00 | 0.00 |
BANK OF NT BUTTERFIELD&SONSOLE | SHS NEW | 155.41K | SH | $7.74M 1.16% | 155.41K | 0.00 | 0.00 |
S&P GLOBAL INCSOLE | COM | 13.67K | SH | $7.14M 1.07% | 13.67K | 0.00 | 0.00 |
PJT PARTNERS INCSOLE | COM CL A | 41.52K | SH | $6.94M 1.04% | 41.52K | 0.00 | 0.00 |
ALPHABET INCSOLE | CAP STK CL C | 20K | SH | $6.28M 0.94% | 20K | 0.00 | 0.00 |
EVERCORE INCSOLE | CLASS A | 15K | SH | $5.10M 0.77% | 15K | 0.00 | 0.00 |
NUCOR CORPSOLE | COM | 27.99K | SH | $4.57M 0.69% | 27.99K | 0.00 | 0.00 |
HOULIHAN LOKEY INCSOLE | CL A | 25K | SH | $4.35M 0.65% | 25K | 0.00 | 0.00 |
BLACKROCK INCSOLE | COM | 3.92K | SH | $4.20M 0.63% | 3.92K | 0.00 | 0.00 |
T-MOBILE US INCSOLE | COM | 20.65K | SH | $4.19M 0.63% | 20.65K | 0.00 | 0.00 |
MOODYS CORPSOLE | COM | 8K | SH | $4.09M 0.61% | 8K | 0.00 | 0.00 |
DIGITAL RLTY TR INCSOLE | COM | 25.55K | SH | $3.95M 0.59% | 25.55K | 0.00 | 0.00 |
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