STATE OF WISCONSIN INVESTMENT BOARD
Follow13F filer, CIK 854157, MADISON, WI
STATE OF WISCONSIN INVESTMENT BOARD reported $43,696,360,189 across 2,491 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-15. Its ten largest share positions make up 26.71% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001062993-26-002676
- Period
- 2026-03-31
- Reported value
- $43.7B
- Holdings
- 2,491
- Top 10 weight
- 26.71%
- New
- 284
- Sold out
- 158
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| CCOMnew | +4,202,200 | $104M |
| AZNnew | +498,704 | $96.6M |
| HEI-Aadded | +440,689 | $93M |
| Zadded | +1,983,793 | $82.1M |
| NVDAadded | +424,557 | $74M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Largest sells vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| RSPreduced | -1,889,019 | -$363M |
| XRTexited | -633,318 | -$54M |
| JAAAexited | -1,000,000 | -$50.6M |
| BIPreduced | -1,185,908 | -$42.8M |
| ZGexited | -595,214 | -$40.6M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Back to all 2,487 share positions
Options
Puts and calls, as filed. The amount and value describe the underlying shares, not the option premium, so they stay out of % of portfolio (H5).
Sold out in Q1 2026
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| KWEBKRANESHARES TRUST | 2,000,000 | $68.1M | call |
| ASHRDBX ETF TR | 1,840,900 | $60.5M | call |
| XRTSPDR SERIES TRUST | 633,318 | $54M | shares |
| JAAAJANUS DETROIT STR TR | 1,000,000 | $50.6M | shares |
| ZGZILLOW GROUP INC | 595,214 | $40.6M | shares |
| SLVISHARES SILVER TR | 400,000 | $25.8M | put |
| SRLNSSGA ACTIVE ETF TR | 609,000 | $25.1M | shares |
| PNFPPINNACLE FINANCIAL PARTNERS | 255,049 | $24.3M | shares |
| AMCOR PLCAMCOR PLC | 1,923,208 | $16M | shares |
| SNVSYNOVUS FINANCIAL CORP | 218,090 | $10.9M | shares |
| PIPRPIPER SANDLER COS | 26,376 | $8.96M | shares |
| LUMENTUM HLDGS INCLUMENTUM HLDGS INC | 3,000,000 | $8.52M | shares |
| CYBERARK SOFTWARE LTD/ISRAELCYBERARK SOFTWARE LTD/ISRAEL | 17,608 | $7.85M | shares |
| BBUBROOKFIELD BUSINESS PARTNERS L | 186,562 | $6.57M | shares |
| EXASEXACT SCIENCES CORP | 63,358 | $6.43M | shares |
| WAYFAIR INCWAYFAIR INC | 3,000,000 | $4.99M | shares |
| ADVANCED ENERGY INDSADVANCED ENERGY INDS | 3,000,000 | $4.92M | shares |
| CGNTCOGNYTE SOFTWARE LTD | 517,115 | $4.86M | shares |
| WDAFWISDOMTREE TR | 168,000 | $4.79M | shares |
| ALNYLAM PHARMACEUTICALS INCALNYLAM PHARMACEUTICALS INC | 3,000,000 | $4.41M | shares |
| VENTAS RLTY LTD PARTNERSHIPVENTAS RLTY LTD PARTNERSHIP | 3,000,000 | $4.24M | shares |
| CMACOMERICA INC | 43,992 | $3.82M | shares |
| EXACT SCIENCES CORPEXACT SCIENCES CORP | 3,000,000 | $3.08M | shares |
| COINBASE GLOBAL INCCOINBASE GLOBAL INC | 3,000,000 | $2.99M | shares |
| AMERICAN WTR CAP CORPAMERICAN WTR CAP CORP | 3,000,000 | $2.99M | shares |
| CONFLUENT INCCONFLUENT INC | 3,000,000 | $2.91M | shares |
| TXNM ENERGY INCTXNM ENERGY INC | 2,000,000 | $2.68M | shares |
| SAREPTA THERAPEUTICS INCSAREPTA THERAPEUTICS INC | 3,000,000 | $2.67M | shares |
| MANMANPOWERGROUP INC WIS | 88,621 | $2.63M | shares |
| ALEXALEXANDER & BALDWIN INC | 123,233 | $2.54M | shares |
| EWMISHARES INC | 86,400 | $2.36M | shares |
| AVADEL PHARMACEUTICALSAVADEL PHARMACEUTICALS | 107,104 | $2.31M | shares |
| INDAISHARES TR | 41,800 | $2.26M | shares |
| BIRKBIRKENSTOCK HOLDING PLC | 50,683 | $2.07M | shares |
| ICHRICHOR HOLDINGS | 111,669 | $2.06M | shares |
| NVONOVO-NORDISK A S | 40,000 | $2.04M | shares |
| CVICVR ENERGY INC | 78,039 | $1.99M | shares |
| CABOCABLE ONE INC | 16,810 | $1.9M | shares |
| INDIVIOR PLCINDIVIOR PLC | 51,142 | $1.83M | shares |
| FIGFIGMA INC | 47,913 | $1.79M | shares |
| TGLSTECNOGLASS INC | 34,375 | $1.73M | shares |
| ELMEELME COMMUNITIES | 96,325 | $1.68M | shares |
| FYBRFRONTIER COMMUNICATIONS PARE | 42,788 | $1.63M | shares |
| BHEBENCHMARK ELECTRS INC | 34,788 | $1.49M | shares |
| SNCYSUN CTRY AIRLS HLDGS INC | 102,228 | $1.47M | shares |
| ITHAUITHAX ACQUISITION CORP III | 130,000 | $1.3M | shares |
| CDTXCIDARA THERAPEUTICS INC | 5,717 | $1.26M | shares |
| HZOMARINEMAX INC | 46,524 | $1.13M | shares |
| KOPNKOPIN CORP | 450,000 | $1.05M | shares |
| SACUSAFEGUARD ACQUISITION CORP | 100,000 | $1.01M | shares |
| GPACUGENERAL PURP ACQUISITION COR | 100,000 | $1M | shares |
| AMNAMN HEALTHCARE SVCS INC | 62,309 | $982K | shares |
| EVHEVOLENT HEALTH INC | 238,582 | $954K | shares |
| SPTSPROUT SOCIAL INC | 80,460 | $907K | shares |
| HIHILLENBRAND INC | 28,359 | $900K | shares |
| RBBNRIBBON COMMUNICATIONS INC | 310,366 | $894K | shares |
| MOFGMIDWESTONE FINANCIAL GROUP I | 22,690 | $874K | shares |
| HOUSANYWHERE REAL ESTATE INC | 60,950 | $863K | shares |
| MTUSMETALLUS INC | 49,872 | $856K | shares |
| AHRTAH RLTY TR INC | 128,757 | $852K | shares |
| FOXFFOX FACTORY HLDG CORP | 49,568 | $848K | shares |
| CNMDCONMED CORP | 19,799 | $804K | shares |
| SBGISINCLAIR INC | 51,663 | $790K | shares |
| BHBIGLARI HLDGS INC | 2,366 | $787K | shares |
| MIND MEDICINE MINDMED INCMIND MEDICINE MINDMED INC | 58,602 | $785K | shares |
| DAYDAYFORCE INC | 10,576 | $731K | shares |
| RZLTREZOLUTE INC | 296,843 | $701K | shares |
| DVAXDYNAVAX TECHNOLOGIES CORP | 43,902 | $675K | shares |
| NNENANO NUCLEAR ENERGY INC | 27,704 | $665K | shares |
| CVGWCALAVO GROWERS INC | 30,300 | $659K | shares |
| CNXCCONCENTRIX CORP | 15,808 | $657K | shares |
| PKSTPEAKSTONE REALTY TRUST | 40,269 | $578K | shares |
| GCOGENESCO INC | 22,611 | $560K | shares |
| BMBLBUMBLE INC | 155,693 | $556K | shares |
| CFLTCONFLUENT INC-CLASS A | 16,942 | $512K | shares |
| ADACUAMERICAN DRIVE ACQUISITION C | 50,000 | $498K | shares |
| PLYMPLYMOUTH INDUSTRIAL REIT INC | 22,605 | $495K | shares |
| THSTREEHOUSE FOODS INC | 20,179 | $476K | shares |
| PAXPATRIA INVESTMENTS LIMITED | 29,487 | $469K | shares |
| MCSMARCUS CORP DEL | 29,894 | $464K | shares |
| BZHBEAZER HOMES USA INC | 21,985 | $446K | shares |
| NATHNATHANS FAMOUS INC | 4,724 | $442K | shares |
| LINDLINDBLAD EXPEDITIONS HLDGS I | 30,364 | $438K | shares |
| CADECADENCE BANK | 10,098 | $433K | shares |
| PLAYDAVE & BUSTERS ENTMT INC | 26,454 | $429K | shares |
| TBITRUEBLUE INC | 93,662 | $426K | shares |
| ALDXALDEYRA THERAPEUTICS INC | 81,366 | $421K | shares |
| MSEXMIDDLESEX WTR CO | 8,304 | $419K | shares |
| MTRXMATRIX SVC CO | 35,500 | $415K | shares |
| RNAMAVIDITY BIOSCIENCES INC | 5,588 | $403K | shares |
| WOOFPETCO HEALTH & WELLNESS CO I | 143,301 | $403K | shares |
| LQDTLIQUIDITY SVCS INC | 12,928 | $392K | shares |
| MNPRMONOPAR THERAPEUTICS INC | 5,757 | $376K | shares |
| REVGREV GROUP INC | 6,175 | $376K | shares |
| ANGOANGIODYNAMICS INC | 28,640 | $368K | shares |
| SCLSTEPAN CO | 7,721 | $366K | shares |
| TGNATEGNA INC | 18,649 | $362K | shares |
| FCFRANKLIN COVEY CO | 21,350 | $358K | shares |
| VREVERIS RESIDENTIAL INC | 23,695 | $353K | shares |
| OPFIOPPFI INC | 33,630 | $352K | shares |
| VOOVANGUARD INDEX FDS | 550 | $345K | shares |
| JACKJACK IN THE BOX INC | 18,127 | $344K | shares |
| DHTDHT HOLDINGS INC | 27,612 | $337K | shares |
| WLYWILEY JOHN & SONS INC | 10,918 | $334K | shares |
| ROCKGIBRALTAR INDS INC | 6,655 | $329K | shares |
| MEIMETHODE ELECTRS INC | 49,400 | $328K | shares |
| AMSCAMERICAN SUPERCONDUCTOR CORP | 11,227 | $323K | shares |
| NXHNEIGHBORHOOD INTELLIGENCE IN | 59,090 | $323K | shares |
| JAMFJAMF HOLDING CORP | 24,554 | $319K | shares |
| DSGRDISTRIBUTION SOLUTIONS GRP I | 11,627 | $318K | shares |
| NABLN-ABLE INC | 40,490 | $303K | shares |
| VSTMVERASTEM INC | 39,107 | $302K | shares |
| CADLCANDEL THERAPEUTICS INC | 52,147 | $295K | shares |
| PACKRANPAK HOLDINGS CORP | 52,260 | $283K | shares |
| EVEXEVE HLDG INC | 64,704 | $258K | shares |
| BFSTBUSINESS FIRST BANCSHARES IN | 9,735 | $254K | shares |
| PNRGPRIMEENERGY RESOURCES CORP | 1,476 | $252K | shares |
| LPCVULAUNCHPAD CADENZA ACQU CORP | 25,000 | $250K | shares |
| CLFDCLEARFIELD INC | 8,502 | $248K | shares |
| TCXTUCOWS INC | 10,900 | $244K | shares |
| ASPEN INSURANCE HOLDINGS-AASPEN INSURANCE HOLDINGS-A | 6,300 | $234K | shares |
| PLSEPULSE BIOSCIENCES INC | 16,867 | $232K | shares |
| CRKCOMSTOCK RES INC | 9,949 | $231K | shares |
| DCOMDIME COML BANCSHARES INC | 7,650 | $230K | shares |
| FUNSIX FLAGS ENTERTAINMENT CORP | 14,475 | $222K | shares |
| CRNCCERENCE INC | 20,591 | $220K | shares |
| UTLUNITIL CORP | 4,487 | $217K | shares |
| REPXRILEY EXPLORATION PERMIAN IN | 7,725 | $204K | shares |
| APPSDIGITAL TURBINE INC | 40,528 | $203K | shares |
| PMTSCPI CARD GROUP INC | 13,600 | $200K | shares |
| CIOCITY OFFICE REIT INC | 28,100 | $196K | shares |
| FLOCFLOWCO HLDGS INC | 10,218 | $191K | shares |
| AEVAAEVA TECHNOLOGIES INC | 14,235 | $189K | shares |
| VSTSVESTIS CORPORATION | 27,628 | $184K | shares |
| BYRNBYRNA TECHNOLOGIES INC | 10,844 | $182K | shares |
| NGDNEW GOLD INC | 20,334 | $177K | shares |
| RYAMRAYONIER ADVANCED MATLS INC | 29,787 | $175K | shares |
| GYREGYRE THERAPEUTICS INC | 24,800 | $175K | shares |
| INGNINOGEN INC | 24,231 | $163K | shares |
| ULHUNIVERSAL LOGISTICS HLDGS IN | 10,700 | $163K | shares |
| KREFKKR REAL ESTATE FIN TR INC | 19,399 | $159K | shares |
| RELLRICHARDSON ELECTRS LTD | 14,600 | $159K | shares |
| FFFUTUREFUEL CORP | 46,700 | $149K | shares |
| CRSRCORSAIR GAMING INC | 20,807 | $124K | shares |
| RGPRESOURCES CONNECTION INC | 23,957 | $121K | shares |
| HNSTHONEST CO INC | 43,300 | $112K | shares |
| NFENEW FORTRESS ENERGY INC | 90,215 | $103K | shares |
| BLRKUBLUEROCK ACQUISITION CORP | 10,000 | $100K | shares |
| MESHUMESHFLOW ACQUISITION CORP | 10,000 | $100K | shares |
| GOSSGOSSAMER BIO INC | 26,304 | $81.5K | shares |
| GETYGETTY IMAGES HOLDINGS INC | 57,300 | $76.8K | shares |
| ARQARQ INC | 22,965 | $75.1K | shares |
| ISPOINSPIRATO INC | 15,358 | $64K | shares |
| UISUNISYS CORP | 18,500 | $51.1K | shares |
| FUBOFUBOTV INC | 19,637 | $49.5K | shares |
| SABRSABRE CORP | 22,257 | $30.3K | shares |
| LPROOPEN LENDING CORP | 19,254 | $29.8K | shares |
| AKBAAKEBIA THREAPEUTICS INC | 13,981 | $22.5K | shares |
How Q1 2026 was built
Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0001062993-26-002676 | base | 2026-05-15 | acceptance time not in the bulk data set |