Quant Hedge Fund · CIK 0001179392

Two Sigma Investments

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Two Sigma Investments, a quant hedge fund overseeing $67.06B in disclosed equity holdings (SEC CIK 0001179392). The latest portfolio (2025Q4) discloses 3467 positions across 11 sectors, with the largest positions in XLY, XLK and VUG. On a mark-to-market basis the tracked portfolio has returned 27.5% over the past year. OpenStocks tracks 40 consecutive quarterly snapshots for this manager — every position change, new entry, and exit is logged below.

Portfolio
$67.06B
Positions
3467
Quarter
2025Q4
Filings tracked
40
1Y+27.5%3Y+101.9%5Y+115.9%Full performance →

What Two is holding in options

Two Sigma Investments disclosed 49 option positions for the 2025Q2 quarter — 3 long-calls and 46 long-puts — totaling $958.9M of underlying-share notional value. The largest exposures are a put on CCL, a put on MSTR, a put on RIVN. Notional values reflect the value of the underlying shares at the quarter-end snapshot, not the option premium paid.

Options & derivatives

49 positions · $958.9M notional3 CALL · $65.3M46 PUT · $893.5M
TypeUnderlyingSharesNotional% of book
PUTCCLCARNIVAL CORP4.0M$113.1M0.2%
PUTMSTRMICROSTRATEGY INC190K$77.0M0.1%
PUTRIVNRIVIAN AUTOMOTIVE INC4.5M$62.4M0.1%
PUTG7997R103SEAGATE TECHNOLOGY HLDNGS PL384K$55.5M0.1%
PUTLITELUMENTUM HLDGS INC507K$48.2M0.1%
PUTMARAMARATHON DIGITAL HOLDINGS IN2.8M$43.3M0.1%
PUTS9QSPIRIT AEROSYSTEMS HLDGS INC1.1M$43.0M0.1%
PUTMPMP MATERIALS CORP1.2M$39.1M0.1%
CALLUBERUBER TECHNOLOGIES INC413K$38.5M0.1%
PUTAXONAXON ENTERPRISE INC43K$35.4M0.1%
PUTBURLBURLINGTON STORES INC149K$34.6M0.1%
PUTSTWDSTARWOOD PPTY TR INC1.7M$34.1M0.1%
PUTSMTCSEMTECH CORP730K$33.0M0.1%
PUTDJTDIGITAL WORLD ACQUISITION CO1.6M$29.2M0.1%
CALLNEENEXTERA ENERGY INC364K$25.2M0.0%
PUTG66721104NORWEGIAN CRUISE LINE HLDG L1.2M$25.1M0.0%
PUTCHTRCHARTER COMMUNICATIONS INC N54K$22.1M0.0%
PUTUGIUGI CORP NEW546K$19.9M0.0%
PUTLYVLIVE NATION ENTERTAINMENT IN113K$17.1M0.0%
PUTGMEGAMESTOP CORP NEW661K$16.1M0.0%
PUTSBSWSIBANYE STILLWATER LTD1.8M$13.1M0.0%
PUTBXMTBLACKSTONE MTG TR INC626K$12.1M0.0%
PUTFRPTFRESHPET INC172K$11.7M0.0%
PUTPPLPPL CORP335K$11.4M0.0%
PUTCENXCENTURY ALUM CO542K$9.8M0.0%
PUTEQXEQUINOX GOLD CORP1.7M$9.5M0.0%
PUTBYNDBEYOND MEAT INC2.7M$9.4M0.0%
PUTCALYCALLAWAY GOLF CO1.2M$9.3M0.0%
PUTSPBSPECTRUM BRANDS HLDGS INC NE163K$8.6M0.0%
PUTORAORMAT TECHNOLOGIES INC94K$7.8M0.0%
PUTG11448100BITDEER TECHNOLOGIES GROUP608K$7.0M0.0%
PUTNOGNORTHERN OIL AND GAS INC MN165K$4.7M0.0%
PUTPCGPG&E CORP311K$4.3M0.0%
PUTSHAKSHAKE SHACK INC24K$3.4M0.0%
PUTPMTPENNYMAC MTG INVT TR217K$2.8M0.0%
PUTHTGCHERCULES CAPITAL INC147K$2.7M0.0%
PUTRUNSUNRUN INC312K$2.5M0.0%
PUTG4124C109GRAB HOLDINGS LIMITED500K$2.5M0.0%
PUTJBLUJETBLUE AWYS CORP576K$2.4M0.0%
PUTGU9GUESS INC192K$2.3M0.0%
PUTPENNPENN NATL GAMING INC102K$1.8M0.0%
PUTABRARBOR REALTY TRUST INC164K$1.8M0.0%
CALLALBALBEMARLE CORP25K$1.6M0.0%
PUTEOSEEOS ENERGY ENTERPRISES INC300K$1.5M0.0%
PUTETSYETSY INC28K$1.4M0.0%
PUTHASIHANNON ARMSTRONG SUST INFR C25K$672K0.0%
PUTCORZCORE SCIENTIFIC INC NEW36K$606K0.0%
PUTG4412G101HERBALIFE NUTRITION LTD25K$217K0.0%
PUT91325V108UNITI GROUP INC10K$43K0.0%

Notional = value of the underlying shares at the quarter-end snapshot, not the option premium paid. A long PUT is a bearish bet on the underlying; a long CALL is a bullish bet. The reported value is included in the portfolio total but does not reflect actual capital at risk.