CenterBook Partners LP reported 836 positions worth $2.15B for the quarter ended Sep 30, 2026, up 7.0% on the prior quarter. It opened 370 new positions, added to 250, trimmed 216 and exited 208. Its largest holding is Amazon Com Inc at 1.5% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| MOD Modine Manufacturing Co | +102.2K | +2,128.5% | $19.13M | 0.934% |
| ORCL Oracle Corp | +131.8K | +1,486.3% | $18.09M | 0.9% |
| LIN Linde Plc | +36.4K | – | $17.29M | 0.806% |
| INTC Intel Corp | +143.2K | +1,382.2% | $17.21M | 0.86% |
| COST Costco Wholesale Corp | +16.4K | – | $14.95M | 0.697% |
| AMAT Applied Materials Inc | +27.6K | +324.0% | $14.10M | 0.86% |
| TKO TKO Group Holdings, Inc. | +78.4K | +235.8% | $14.08M | 0.935% |
| SNDK Sandisk Corp | +7,303 | – | $12.71M | 0.592% |
| KLAC Kla Corp | +63.1K | +1,205.2% | $12.29M | 0.621% |
| ARGX Argenx Se | +11.8K | +2,473.9% | $11.27M | 0.547% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| MSFT Microsoft Corp | -57.6K | -55.0% | $29.57M | 1.13% |
| META Meta Platforms, Inc. | -38.7K | -51.0% | $28.09M | 1.26% |
| TXN Texas Instruments Inc | -88.3K | -86.8% | $24.74M | 0.175% |
| V Visa Inc. | -62.0K | -63.8% | $22.28M | 0.589% |
| AMD Advanced Micro Devices Inc | -34.8K | -95.8% | $21.28M | 0.044% |
| NFLX Netflix Inc | -293.5K | -82.6% | $20.42M | 0.2% |
| AMZN Amazon Com Inc | -81.0K | -38.6% | $20.17M | 1.5% |
| LITE Lumentum Holdings Inc. | -20.7K | -82.3% | $20.11M | 0.202% |
| GOOGL Alphabet Inc. | -53.2K | -41.5% | $18.30M | 1.2% |
| LLY ELI LILLY & Co | -14.4K | -62.2% | $16.65M | 0.472% |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| LIN Linde Plc | +36.4K | $17.29M | 0.806% |
| COST Costco Wholesale Corp | +16.4K | $14.95M | 0.697% |
| SNDK Sandisk Corp | +7,303 | $12.71M | 0.592% |
| PRAX Praxis Precision Medicines, Inc. | +38.5K | $11.22M | 0.523% |
| PCAR Paccar Inc | +96.1K | $10.55M | 0.492% |
| ABNB Airbnb, Inc. | +61.5K | $9.88M | 0.46% |
| HD Home Depot, Inc. | +32.5K | $9.26M | 0.432% |
| STX Seagate Technology Holdings plc | +9,803 | $9.04M | 0.421% |
| GE General Electric Co | +28.7K | $8.96M | 0.418% |
| GM General Motors Co | +110.1K | $8.48M | 0.395% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| ECHO EchoStar CORP | -135.1K | $13.71M | 0.684% |
| ROST Ross Stores, Inc. | -63.6K | $13.54M | 0.675% |
| WEAV Weave Communications, Inc. | -1.65M | $9.86M | 0.492% |
| GPCR Structure Therapeutics Inc. | -148.0K | $7.94M | 0.396% |
| RY Royal Bank Of Canada | -37.3K | $7.72M | 0.385% |
| AMTM Amentum Holdings, Inc. | -328.8K | $6.80M | 0.339% |
| STLN Starling Oncology, Inc. | -1.24M | $6.74M | 0.336% |
| AZ A2Z Cust2Mate Solutions Corp. | -1.07M | $6.21M | 0.31% |
| CSCO Cisco Systems, Inc. | -52.7K | $6.19M | 0.309% |
| FIX Comfort Systems Usa Inc | -3,061 | $6.07M | 0.303% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | AMZN Amazon Com Inc | Consumer Discretionary | 128.8K | $32.09M | 1.5% | -81.0K | -38.6% | Reduced | 0% |
| 2 | META Meta Platforms, Inc. | Technology | 37.1K | $26.94M | 1.26% | -38.7K | -51.0% | Reduced | 0% |
| 3 | GOOGL Alphabet Inc. | Technology | 74.9K | $25.79M | 1.2% | -53.2K | -41.5% | Reduced | 0% |
| 4 | NVDA Nvidia Corp | Technology | 109.4K | $24.99M | 1.17% | -69.0K | -38.7% | Reduced | 0% |
| 5 | MSFT Microsoft Corp | Technology | 47.1K | $24.15M | 1.13% | -57.6K | -55.0% | Reduced | 0% |
| 6 | TSM Taiwan Semiconductor Manufacturing Co Ltd | Technology | 52.4K | $23.88M | 1.11% | -19.2K | -26.9% | Reduced | 0% |
| 7 | AAPL Apple Inc. | Technology | 64.8K | $21.57M | 1.01% | -33.3K | -33.9% | Reduced | 0% |
| 8 | MU Micron Technology Inc | Technology | 19.9K | $21.15M | 0.986% | +4,656 | +30.6% | Added | 0% |
| 9 | BRK-B Berkshire Hathaway Inc | Financial Services | 40.7K | $20.27M | 0.945% | -15.5K | -27.6% | Reduced | 0% |
| 10 | SNOW Snowflake Inc. | Technology | 59.2K | $20.10M | 0.937% | +32.6K | +122.8% | Added | 0.02% |
| 11 | TKO TKO Group Holdings, Inc. | Communication Services | 111.6K | $20.05M | 0.935% | +78.4K | +235.8% | Added | 0.06% |
| 12 | MOD Modine Manufacturing Co | Industrials | 107.0K | $20.03M | 0.934% | +102.2K | +2,128.5% | Added | 0.2% |
| 13 | JPM Jpmorgan Chase & Co | Financial Services | 59.3K | $19.63M | 0.915% | -9,599 | -13.9% | Reduced | 0% |
| 14 | ORCL Oracle Corp | Technology | 140.6K | $19.31M | 0.9% | +131.8K | +1,486.3% | Added | 0% |
| 15 | INTC Intel Corp | Technology | 153.5K | $18.46M | 0.86% | +143.2K | +1,382.2% | Added | 0% |
Tip. Select a row to see that position’s full history at CenterBook Partners.
As of its Q3 2026 13F filing, CenterBook Partners LP’s five largest positions were Amazon Com Inc (AMZN) at 1.5%, Meta Platforms, Inc. (META) at 1.3%, Alphabet Inc. (GOOGL) at 1.2%, Nvidia Corp (NVDA) at 1.2%, Microsoft Corp (MSFT) at 1.1% of the reported portfolio.
CenterBook Partners LP reported a 13F portfolio worth $2.15B across 836 positions for Q3 2026. That is up 7.0% from the previous quarter.
Its largest purchases by value were Modine Manufacturing Co ($19.13M), Oracle Corp ($18.09M), Linde Plc ($17.29M). It opened 370 new positions.
Its largest sales by value were Microsoft Corp ($29.57M), Meta Platforms, Inc. ($28.09M), Texas Instruments Inc ($24.74M). It exited 208 positions entirely.
From the Form 13F-HR reports CenterBook Partners LP files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.