Harbor Investment Advisory
Harbor Investment Advisory reported 1,428 stocks worth $1.5B in its 13F filing for Q3 2026, filed Oct 13, 2026. Its largest holdings are MAR (12.9%), AAPL (7.2%) and AMZN (3.9%). Compared with Q2 2026, the fund added to AMZN, MSFT and NVDA, trimmed AAPL, GOOGL and BRK.B and sold out of APUE, DKS and AU.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  MAR Marriott Intl Inc New | $189M | 12.9% | 532K | No change | 8 of 8 | |
| 2 |  AAPL Apple Inc | $105M | 7.2% | 317K | −999 (−0%) | 8 of 8 | |
| 3 |  AMZN Amazon Com Inc | $57.7M | 3.9% | 231K | +2,024 (+1%) | 8 of 8 | |
| 4 |  GOOGL Alphabet Inc | $57.6M | 3.9% | 168K | −2,458 (−1%) | 8 of 8 | |
| 5 |  MSFT Microsoft Corp | $50M | 3.4% | 97K | +3,684 (+4%) | 8 of 8 | |
| 6 |  BRK.B Berkshire Hathaway Inc Del | $31.5M | 2.1% | 63K | −840 (−1%) | 8 of 8 | |
| 7 |  GOOG Alphabet Inc | $21.4M | 1.5% | 63K | −1,280 (−2%) | 8 of 8 | |
| 8 |  NVDA Nvidia Corporation | $21.4M | 1.5% | 94K | +13K (+17%) | 8 of 8 | |
| 9 |  JPM Jpmorgan Chase & Co. | $19.4M | 1.3% | 59K | +1,007 (+2%) | 8 of 8 | |
| 10 |  IVV Ishares TR | $18.9M | 1.3% | 25K | −70 (−0%) | 8 of 8 |
Positions at Sep 30, 2026, as reported. Change is against the fund's Q2 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q2 2026, gone in Q3 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
TOPBUILD CORP | $252K | 710 |
 APUE Activepassive U S | $176K | 3,809 |
 DKS Dicks Sporting Goods Inc | $160K | 706 |
 AU Anglogold Ashanti PLC | $154K | 1,900 |
DIMENSIONAL ETF TRUST | $117K | 2,644 |
🔒 Free account: see all 30.
Options
valued at the underlying shares| Stock | Type | Value | Shares | Change |
|---|---|---|---|---|
 IBIT Ishares Bitcoin Trust ETF | Put | $1.7M | 35K | 0 |
 SPY Spdr S&P 500 ETF TR | Call | $381K | 500 | −2,000 |
AAPL Apple Inc | Put | $266K | 800 | 0 |
 AVGO Broadcom Inc | Put | $246K | 700 | +700 |
MSFT Microsoft Corp | Put | $154K | 300 | +300 |
🔒 Free account: see all 9.
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q3 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Oct 13, 2026 | 13F-HR | Q3 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Harbor Investment Advisory 13F FAQ
What does Harbor Investment Advisory own?
Harbor Investment Advisory reported 1,428 stocks worth $1.5B in its 13F filing for Q3 2026, filed Oct 13, 2026. Its largest holdings are MAR (12.9%), AAPL (7.2%) and AMZN (3.9%). The table above lists every position in the filing (the top 10 without an account).
What did Harbor Investment Advisory buy and sell in Q3 2026?
Compared with Q2 2026: 155 new positions, 424 added to, 262 trimmed and 36 sold out. It sold all of APUE, DKS and AU.
When will Harbor Investment Advisory file its next 13F?
Holdings as of Dec 31, 2026 are due by Feb 15, 2027. The filing appears on this page within minutes of reaching the SEC.
How much is Harbor Investment Advisory's portfolio worth?
The Q3 2026 filing reports $1.5B in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.