Stocks/Funds/CIK 1388391

Walleye Trading LLC

index-like (500+ pos)market makerlong-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1388391
Assets
$4.85B
+38.1% YoY
Holdings
999
Lifetime alpha vs market
+5.27% annual
Average hold time
4.1 yr
median 4.0 yr

Quarterly history

Cum return +364% vs S&P +220% · α +144% lifetimeAUM $4.9B · peak $6.6BFlow $-1.3B (-20%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-19.89%
trims when stocks drop
when a holding falls −10%+
Middle response
-16.65%
baseline attrition
Rally response
-15.67%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
GOOGLAlphabet Inc.$341M7.0%8.3 yr
INTCIntel Corporation$260M5.3%+94.3%7.8 yr
TSMTaiwan Semiconductor Man$166M3.4%+105.6%4.0 yr
CICigna Corporation$160M3.3%-17.2%7.0 yr
IWMiShares Russell 2000 ETF$145M3.0%5.5 yr
MSFTMicrosoft Corporation$103M2.1%-0.6%6.8 yr
QQQInvesco QQQ Trust, Serie$101M2.1%4.8 yr
METAMeta Platforms, Inc.$86M1.8%-0.4%8.8 yr
ZTSZoetis Inc.$80M1.6%-27.2%5.8 yr
AMZNAmazon.com, Inc.$76M1.6%+9.5%8.3 yr
BABAAlibaba Group Holding Li$74M1.5%-3.5%5.3 yr
VRTVertiv Holdings Co$69M1.4%+247.5%2.3 yr
IBITiShares Bitcoin Trust ET$67M1.4%2.3 yr
ASMLASML Holding N.V.$66M1.4%+100.9%4.3 yr
PDDPDD Holdings Inc.$62M1.3%-13.7%3.5 yr

Portfolio composition (YoY)

Industry mix
Asset Management14.4%+1.6pp$701M
Semiconductors13.9%-2.6pp$676M
Internet Content & Information9.1%+5.8pp$443M
Medical - Healthcare Plans5.1%+2.2pp$247M
Specialty Retail5.0%+1.3pp$243M
Software - Infrastructure4.5%+1.6pp$218M
Software - Application3.5%-3.3pp$168M
Drug Manufacturers - General2.6%+1.4pp$126M
Financial - Credit Services2.1%-1.3pp$101M
Financial - Capital Markets1.9%-2.8pp$91M
Country
US83.6%+4.0pp
TW3.5%+1.4pp
CA2.6%+1.1pp
CN2.5%-0.8pp
IE1.5%+0.6pp
NL1.5%+0.0pp
GB1.3%-2.3pp
IL0.6%-1.3pp
Top 5: 22.1% · Top 10: 31.2% · Top 25: 47.4%

Winners

TickerPrev $PnLYoY %
WDC$23M+0.13B571.9%
INTC$96M+0.09B94.3%
TSM$71M+0.07B105.6%
ASML$47M+0.05B100.9%
MU$11M+0.03B289.6%

Losers

TickerPrev $PnLYoY %
ADBE$37M-0.01B-36.6%
PYPL$44M-0.01B-30.3%
PDD$28M-0.00B-13.7%
CI$21M-0.00B-17.2%
LULU$6M-0.00B-45.9%

Top buys this quarter · 15

MSFT Microsoft Corporation+$74M
META Meta Platforms, Inc.+$50M
ASML ASML Holding N.V.+$49M
AMZN Amazon.com, Inc.+$45M
BX Blackstone Inc.+$40M
WDC Western Digital Corporation+$31M
VRT Vertiv Holdings Co+$26M
BP BP p.l.c.+$25M
HON Honeywell International Inc.+$25M
DVN Devon Energy Corporation+$23M

Top sells this quarter · 15

UNH UnitedHealth Group Incorporateexit$196M
ARM Arm Holdings plc American Depo$195M
TSLA Tesla, Inc.$140M
SPY State Street SPDR S&P 500 ETF exit$121M
ORCL Oracle Corporation$107M
SNDK Sandisk Corporation$103M
AXP American Express Company$86M
CSX CSX Corporation$80M
CX CEMEX, S.A.B. de C.V.$61M
SATS EchoStar Corporationexit$53M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$4.85B999+35.57%+17.59%+17.98%-1.27B
2025-12-31$6.21B1035+32.90%+17.72%+15.18%-0.39B
2025-09-30$6.25B1042+26.50%+17.52%+8.98%+1.70B
2025-06-30$4.08B947+20.58%+14.94%+5.64%-0.03B
2025-03-31$3.52B906+6.04%+8.30%-2.26%-1.40B
2024-12-31$5.08B1035+18.96%+24.89%-5.92%+0.90B
2024-09-30$4.16B1175+32.73%+36.04%-3.30%-1.23B
2024-06-30$5.07B1435+27.24%+24.49%+2.75%-1.19B
2024-03-31$6.10B1565+33.64%+29.62%+4.02%-1.10B
2023-12-31$6.65B1673+32.85%+26.18%+6.67%+1.85B
2023-09-30$4.28B1658+23.33%+21.57%+1.76%+2.32B
2023-06-30$1.92B1409+18.65%+19.42%-0.78%-1.12B
2023-03-31$2.82B1496-15.79%-7.82%-7.98%-1.45B
2022-12-31$3.96B1665-17.21%-18.17%+0.96%+0.78B
2022-09-30$3.06B1807-16.02%-15.51%-0.51%-1.01B
2022-06-30$4.14B1859-13.93%-10.62%-3.31%+0.40B