Institutional Manager · CIK 0001179392
TWO SIGMA INVESTMENTS, LP
NEW YORK, NY · File #028-10385
Latest AUM
$70.90B
Positions
4,041
Top-10 Concentration
26.1%
Filings
9
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 | SELECT SECTOR SPDR TR | 81369Y605 | -10,262,770 | -$562.1M | +$9.7M |
| REDUCE | SELECT SECTOR SPDR TR | 81369Y308 | -5,727,704 | -$444.9M | -$4.3M |
| ADD | SELECT SECTOR SPDR TR | 81369Y803 | +2,767,747 | +$398.5M | -$4.7M |
| ADD | SELECT SECTOR SPDR TR | 81369Y407 | +3,030,980 | +$361.9M | -$42.3M |
| NEW | VANGUARD INDEX FDS | 922908553 | +3,573,400 | +$316.2M | $0 |
| REDUCE | ISHARES TR | 46432F339 | -1,523,000 | -$302.5M | +$8.0M |
| REDUCE | GENERAL MTRS CO | 37045V100 | -3,542,170 | -$288.0M | +$72.2M |
| REDUCE | LAM RESEARCH CORP | LRCX | -1,521,072 | -$260.4M | +$56.9M |
| REDUCE | NU HLDGS LTD | NU | -15,393,472 | -$257.7M | +$11.3M |
| ADD | ADOBE INC | ADBE | +735,976 | +$257.6M | -$16,560 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20254,041 pos · $70.90B
- 13F HOLDINGS REPORTQ/E Sep 20253,628 pos · $67.17B
- 13F HOLDINGS REPORTQ/E Jun 20253,150 pos · $56.47B
- 13F HOLDINGS REPORTQ/E Mar 20253,162 pos · $46.79B
- 13F HOLDINGS REPORTQ/E Dec 20243,161 pos · $45.85B
- 13F HOLDINGS REPORTQ/E Sep 20243,085 pos · $45.63B
- 13F HOLDINGS REPORTQ/E Jun 20242,989 pos · $43.90B
- 13F HOLDINGS REPORTQ/E Mar 20242,986 pos · $42.61B
- 13F HOLDINGS REPORTQ/E Dec 20232,928 pos · $37.17B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SELECT SECTOR SPDR TR | 81369Y407 | 3,383,220 | $404.0M | 3.03% |
| 2 | SELECT SECTOR SPDR TR | 81369Y803 | 2,801,547 | $403.3M | 3.03% |
| 3 | VANGUARD INDEX FDS | 922908736 | 816,840 | $398.5M | 2.99% |
| 4 | ISHARES TR | 464287614 | 813,789 | $385.2M | 2.89% |
| 5 | ECHOSTAR CORP | SATS | 102,516,000 | $342.4M | 2.57% |
| 6 | INVESCO QQQ TR | IVZ | 523,077 | $321.3M | 2.41% |
| 7 | SPDR S&P 500 ETF TR | SPY | 464,197 | $316.5M | 2.38% |
| 8 | VANGUARD INDEX FDS | 922908553 | 3,573,400 | $316.2M | 2.37% |
| 9 | MICRON TECHNOLOGY INC | MU | 1,039,889 | $296.8M | 2.23% |
| 10 | ADVANCED MICRO DEVICES INC | AMD | 1,342,291 | $287.5M | 2.16% |
| 11 | WESTERN DIGITAL CORP | WDC | 62,584,000 | $286.9M | 2.15% |
| 12 | PALANTIR TECHNOLOGIES INC | PLTR | 1,564,360 | $278.1M | 2.09% |
| 13 | ISHARES TR | 464287200 | 392,760 | $269.0M | 2.02% |
| 14 | GENERAL MTRS CO | 37045V100 | 3,302,035 | $268.5M | 2.02% |
| 15 | AMAZON COM INC | AMZN | 1,148,237 | $265.0M | 1.99% |
| 16 | TAIWAN SEMICONDUCTOR MFG LTD | 874039100 | 868,449 | $263.9M | 1.98% |
| 17 | INTUITIVE SURGICAL INC | ISRG | 459,879 | $260.5M | 1.96% |
| 18 | MICROSOFT CORP | MSFT | 538,234 | $260.3M | 1.95% |
| 19 | RIVIAN AUTOMOTIVE INC | RIVN | 13,203,484 | $260.2M | 1.95% |
| 20 | AIRBNB INC | ABNB | 1,913,495 | $259.7M | 1.95% |