Jim Simons' quant fund portfolio

Latest reported portfolio for Q1 2026, straight from the SEC information table. Not investment advice.

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Portfolio value
$63.9B
Positions
3213
Top 10 weight
11%
Quarter
Q1 2026

Versus Q4 2025: 639 new, 1312 added, 1255 trimmed, 611 sold out.

Recent SEC activity

Every filing Jim Simons' quant fund has made, newest first, across all form types — not just the quarterly 13F. A 13D activist stake is public within days and a Form 4 insider trade within two business days, so this feed moves long before the next 13F does. It updates within minutes of a filing hitting SEC EDGAR.

13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13GPassive 5% stake update (13G/A)a large but passive holder crossing 5%2026-05-1489 days ago13FQuarterly portfolio (13F)the quarterly snapshot, filed up to 45 days after quarter-end2026-05-1489 days ago13FQuarterly portfolio (13F)the quarterly snapshot, filed up to 45 days after quarter-end2026-02-12180 days ago13GNew passive 5% stake (13G)a large but passive holder crossing 5%2026-02-12180 days ago
HoldingValue% of bookSharesvs prior Q
UTHRUNITED THERAPEUTICS CORP DEL
COM · 91307C102
$1.1B1.7%1,787,019REDUCED -6%
PLTRPALANTIR TECHNOLOGIES INC
CL A · 69608A108
$1B1.6%6,985,926REDUCED -21%
AAPLAPPLE INC
COM · 037833100
$780.6M1.2%3,075,638NEW
KGCKINROSS GOLD CORP
COM · 496902404
$779.7M1.2%25,546,413ADDED +2%
MUMICRON TECHNOLOGY INC
COM · 595112103
$730.7M1.1%2,162,986REDUCED -28%
VRSNVERISIGN INC
COM · 92343E102
$699.9M1.1%2,818,151ADDED +1%
EXELEXELIXIS INC
COM · 30161Q104
$588.8M0.9%13,726,993REDUCED -1%
FNVFRANCO NEV CORP
COM · 351858105
$548.2M0.9%2,218,918REDUCED -10%
SNDKSANDISK CORP
COM · 80004C200
$508M0.8%799,568REDUCED -34%
NVDANVIDIA CORPORATION
COM · 67066G104
$440.7M0.7%2,526,948ADDED +190%
CVXCHEVRON CORPORATION
COM · 166764100
$417M0.7%2,015,396REDUCED -8%
RBLXROBLOX CORP
CL A · 771049103
$403.1M0.6%7,126,134ADDED +8%
CVNACARVANA CO
CL A · 146869102
$377.6M0.6%1,201,218REDUCED -15%
WWAYFAIR INC
CL A · 94419L101
$374M0.6%4,972,425REDUCED -8%
HOODROBINHOOD MKTS INC
COM CL A · 770700102
$353.7M0.6%5,104,137ADDED +49%
INCYINCYTE CORP
COM · 45337C102
$343.7M0.5%3,651,532REDUCED -8%
AGXARGAN INC
COM · 04010E109
$332.7M0.5%610,899ADDED +2%
INTCINTEL CORP
COM · 458140100
$326.5M0.5%7,399,394REDUCED -25%
NBIXNEUROCRINE BIOSCIENCES INC
COM · 64125C109
$318.7M0.5%2,418,897ADDED +8%
UNHUNITEDHEALTH GROUP INC
COM · 91324P102
$313.5M0.5%1,158,428ADDED +45%
STRLSTERLING INFRASTRUCTURE INC
COM · 859241101
$312.3M0.5%766,914REDUCED -4%
LINDE PLC
SHS · G54950103
$312.2M0.5%629,820ADDED +395%
WDCWESTERN DIGITAL CORP
COM · 958102105
$310M0.5%1,146,133ADDED +16%
CBOECBOE GLOBAL MKTS INC
COM · 12503M108
$309.3M0.5%1,100,506REDUCED -3%
GILDGILEAD SCIENCES INC
COM · 375558103
$300M0.5%2,152,528REDUCED -23%
ETSYETSY INC
COM · 29786A106
$298M0.5%5,962,210ADDED +11%
ALSNALLISON TRANSMISSION HLDGS I
COM · 01973R101
$264.6M0.4%2,260,397REDUCED -13%
AVGOBROADCOM INC
COM · 11135F101
$245.7M0.4%793,797ADDED +89191%
VRTVERTIV HOLDINGS CO
COM CL A · 92537N108
$242.6M0.4%967,990REDUCED -15%
MEDPMEDPACE HLDGS INC
COM · 58506Q109
$242.3M0.4%504,668ADDED +8%
NU HLDGS LTD
ORD SHS CL A · G6683N103
$233.8M0.4%16,269,800REDUCED -28%
ABNBAIRBNB INC
COM CL A · 009066101
$231.2M0.4%1,830,841REDUCED -38%
NYTNEW YORK TIMES CO MTN BE
CL A · 650111107
$230.8M0.4%2,756,180ADDED +20%
MSTRSTRATEGY INC
CL A NEW · 594972408
$230.8M0.4%2,130,881ADDED +123%
CORTCORCEPT THERAPEUTICS INC
COM · 218352102
$229.1M0.4%5,682,783REDUCED -1%
AGIALAMOS GOLD INC
COM CL A · 011532108
$227.4M0.4%5,118,171ADDED +2%
ADBEADOBE INC
COM · 00724F101
$224.9M0.3%925,270ADDED +28%
VALEVALE S A
SPONSORED ADS · 91912E105
$223.6M0.3%14,053,337ADDED +27%
BBARRICK MNG CORP
COM SHS · 06849F108
$223.4M0.3%5,476,478ADDED +336%
PEVERPURE INC
CL A · 74624M102
$222M0.3%3,759,834ADDED +0%

Sold out entirely last quarter

Get this in your code: free API key, then GET /v1/holdings/renaissance. Full quarter-over-quarter diff, options flagged, JSON. See also insider cluster buys and the live buy radar.

View the raw 13F on SEC EDGAR → · 13F is filed up to 45 days after quarter-end, so it reflects positions as of Q1 2026, not today.