13F GuideFiling Basics
What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
AlphaSMO Research GuideRead Guide
CIK: 0001082621
Total reported value
$4.3B
$4.3B
18 檔
33.0%
At the close of Q3 2025, Harvard Management Co Inc disclosed equity holdings valued at approximately $4.3B, spread across 18 reported holdings.
Harvard Management Co Inc executed strategic sector rebalancing during Q3 2025, establishing 8 new positions while fully exiting 4 holdings and trimming 6 positions.
In terms of portfolio concentration, the top 5 core holdings (including IBIT, MSFT, AMZN) accounted for 33.0% of total reported equity market value during Q3 2025.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | IBIT | Ishares Bitcoin Trust ETF | ETF-Crypto | 21.04% | -4.06% | +257.48% | |
| 2 | MSFT | Microsoft CORP | Stock-Tech | 15.34% | -7.03% | — | |
| 3 | AMZN | Amazon.com Inc | Stock-Consumer Disc | 11.17% | -2.74% | — | |
| 4 | GLD | Spdr Gold Shares | ETF-Commodities | 11.17% | -10.50% | +98.62% | |
| 5 | BKNG | Booking Holdings Inc | Stock-Consumer Disc | 8.08% | -6.37% | — | |
| 6 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 7.46% | -5.90% | — | |
| 7 | META | Meta Platforms Inc-class A | Stock-Comm Services | 5.70% | -3.30% | — | |
| 8 | NVDA | Nvidia CORP | Stock-Tech | 5.18% | -3.44% | -11.64% | |
| 9 | LNWO | Light & Wonder Inc | Stock-Other | 4.49% | — | +81.07% | |
| 10 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 2.81% | -4.58% | — | |
| 11 | Z | Zillow Group Inc - C | Stock-Comm Services | 2.42% | -1.28% | EXIT | |
| 12 | AVGO | Broadcom Inc | Stock-Tech | 1.57% | -5.08% | -48.16% | |
| 13 | FLUT | Flutter Entertainment plc | Stock-Consumer Disc | 1.39% | -0.45% | EXIT | |
| 14 | ZG | Zillow Group Inc - A | Stock-Comm Services | 1.06% | -0.65% | EXIT | |
| 15 | KLAR | Klarna Group plc | Stock-Other | 0.80% | — | — | |
| 16 | PCT | Purecycle Technologies Inc | Stock-Other | 0.11% | — | -62.46% | |
| 17 | MAZE | Maze Therapeutics Inc | Stock-Other | 0.11% | — | -85.51% | |
| 18 | TXG | 10x Genomics Inc-class A | Stock-Other | 0.09% | -0.05% | — |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | MSFT | Microsoft CORP | +1.4% | — | Add |
| 2 | NVDA | Nvidia CORP | +0.3% | -11.64% | Add |
| 3 | TXG | 10x Genomics Inc-class A | 0% | — | Unchanged |
| 4 | MAZE | Maze Therapeutics Inc | -0.5% | -85.51% | Trim |
| 5 | PCT | Purecycle Technologies Inc | -1.4% | -62.46% | Trim |
| 6 | GOOGL | Alphabet Inc-cl A | -2.4% | — | Trim |
| 7 | AVGO | Broadcom Inc | -3.2% | -48.16% | Trim |
| 8 | LNWO | Light & Wonder Inc | -3.6% | +81.07% | Add |
| 9 | BKNG | Booking Holdings Inc | -7.3% | — | Trim |
| 10 | META | Meta Platforms Inc-class A | -19.8% | — | Trim |
| 11 | IBIT | Ishares Bitcoin Trust ETF | — | NEW | New buy |
| 12 | AMZN | Amazon.com Inc | — | NEW | New buy |
| 13 | GLD | Spdr Gold Shares | — | NEW | New buy |
| 14 | QQQ | Invesco Qqq Trust Series 1 | — | EXIT | Sold out |
| 15 | UBER | Uber Technologies Inc | — | EXIT | Sold out |
| 16 | TSM | Taiwan Semiconductor-sp Adr | — | NEW | New buy |
| 17 | Z | Zillow Group Inc - C | — | NEW | New buy |
| 18 | FLUT | Flutter Entertainment plc | — | NEW | New buy |
| 19 | ZG | Zillow Group Inc - A | — | NEW | New buy |
| 20 | KLAR | Klarna Group plc | — | NEW | New buy |
| 21 | RBRK | Rubrik Inc-a | — | EXIT | Sold out |
| 22 | PCTTW | Purecycle Techno-cw26 | — | EXIT | Sold out |
According to official SEC Form 13F filings, Harvard Management Co Inc reported a total U.S. public equity portfolio value of $4.3B across 18 disclosed positions in Q3 2025.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
Top New Position Initiated
IBIT
市值: $442.9M
Top Position Liquidated / Trimmed
QQQ
前期市值: $99.3M
During Q3 2025, Harvard Management Co Inc's top holdings by market value included IBIT (21.0%)、MSFT (15.3%)、AMZN (11.2%). The largest single position, IBIT, represented 21.0% of total portfolio value.
In Q3 2025, Harvard Management Co Inc made 21 total portfolio adjustments, initiating 8 new buys, adding to 3 positions, trimming 6 holdings, and fully liquidating 4 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.