Institutional Manager · CIK 0000923093
TUDOR INVESTMENT CORP ET AL
Stamford, CT · File #028-04356
Latest AUM
$54.03B
Positions
3,423
Top-10 Concentration
63.0%
Filings
11
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| REDUCE | Cyberark Software Ltd - US | M2682V108 | -59,283,200 | -$26.44B | +$26.39B |
| REDUCE | Doordash Inc - US | DASH | -65,329,000 | -$14.80B | +$14.76B |
| REDUCE | Zscaler Inc - US | ZS | -55,282,800 | -$12.43B | +$12.41B |
| REDUCE | Akamai Technologies Inc - US | AKAM | -73,695,000 | -$6.43B | +$6.36B |
| REDUCE | Dexcom Inc - US | DXCM | -69,124,500 | -$4.59B | +$4.53B |
| REDUCE | Snowflake Inc - US | SNOW | -18,405,500 | -$4.04B | +$4.03B |
| REDUCE | Uber Technologies Inc - US | UBER | -43,330,600 | -$3.54B | +$3.53B |
| REDUCE | Euronet Worldwide Inc - US | EEFT | -44,996,600 | -$3.42B | +$3.38B |
| REDUCE | Live Nation Entertainment Inc - US | LYV | -23,449,000 | -$3.34B | +$3.32B |
| REDUCE | Microchip Technology Inc - US | MCHPP | -50,491,600 | -$3.22B | +$3.17B |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20253,423 pos · $54.03B
- 13F HOLDINGS REPORT (Amended)Q/E Dec 20253,285 pos · $57.98B
- 13F HOLDINGS REPORT (Amended)Q/E Dec 20256 pos · $21.5M
- 13F HOLDINGS REPORTQ/E Sep 20253,318 pos · $58.94B
- 13F HOLDINGS REPORTQ/E Jun 20253,177 pos · $45.92B
- 13F HOLDINGS REPORTQ/E Mar 20252,975 pos · $30.10B
- 13F HOLDINGS REPORTQ/E Dec 20242,944 pos · $26.28B
- 13F HOLDINGS REPORTQ/E Sep 20242,639 pos · $27.48B
- 13F HOLDINGS REPORTQ/E Jun 20242,258 pos · $19.52B
- 13F HOLDINGS REPORTQ/E Mar 20242,143 pos · $15.72B
- 13F HOLDINGS REPORTQ/E Dec 20232,226 pos · $9.97B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | Ishares Russell 2000 Etf - US ETP | 464287655 | 28,061,100 | $6.91B | 25.84% |
| 2 | Ishares Russell 2000 Etf - US ETP | 464287655 | 9,179,300 | $2.26B | 8.45% |
| 3 | Invesco Qqq Trust Series 1 - US ETP | IVZ | 3,421,200 | $2.10B | 7.86% |
| 4 | Invesco Qqq Trust Series 1 - US ETP | IVZ | 2,973,400 | $1.83B | 6.83% |
| 5 | Ishares Core S&P 500 Etf - US ETP | 464287200 | 1,396,792 | $956.7M | 3.58% |
| 6 | Nvidia Corp - US | NVDA | 3,438,400 | $641.3M | 2.40% |
| 7 | State Street SPDR S&P 500 ETF Trust - US ETP | SPY | 900,000 | $613.7M | 2.30% |
| 8 | State Street Energy Select Sector SPDR ETF - US ET | 81369Y506 | 12,373,800 | $553.2M | 2.07% |
| 9 | State Street SPDR S&P 500 ETF Trust - US ETP | SPY | 760,000 | $518.3M | 1.94% |
| 10 | State Street Utilities Select Sector SPDR ETF - US | 81369Y886 | 11,026,600 | $470.7M | 1.76% |
| 11 | Apple Inc - US | AAPL | 1,585,200 | $431.0M | 1.61% |
| 12 | Ishares Msci Emerging Markets Etf - US ETP | 464287234 | 7,809,300 | $427.2M | 1.60% |
| 13 | Microsoft Corp - US | MSFT | 853,800 | $412.9M | 1.54% |
| 14 | Nvidia Corp - US | NVDA | 2,133,351 | $397.9M | 1.49% |
| 15 | Invesco Qqq Trust Series 1 - US ETP | IVZ | 603,672 | $370.8M | 1.39% |
| 16 | Alphabet, Inc. | GOOG | 1,176,100 | $368.1M | 1.38% |
| 17 | Amazon.Com Inc - US | AMZN | 1,562,275 | $360.6M | 1.35% |
| 18 | Microsoft Corp - US | MSFT | 718,681 | $347.6M | 1.30% |
| 19 | Amazon.Com Inc - US | AMZN | 1,474,200 | $340.3M | 1.27% |
| 20 | Meta Platforms Inc - US | META | 480,900 | $317.4M | 1.19% |