Q2 2026 13F · SEC CIK 1533457

Fox Run Management, L.l.c.

Investment managerFiled 2026-08-04 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $603.3M
Reported positions: 891
Top holdings a year, 3 yrs: +16.4%
Average holding period: 1 qtrs

Fox Run Management, L.l.c. is an investment manager that reported 891 positions worth $603.3M in its Q2 2026 13F, filed 2026-08-04. Its largest holdings were Select Sector Spdr Tr (XLF, 0.6%), Burlington Stores (BURL, 0.4%), Idexx Labs Inc (IDXX, 0.4%). A portfolio copying its top holdings returned 16.4% a year over the last 3 years, against 20.4% for the S&P 500.

Fox Run Management, L.l.c. holdings largest 50 of 891 positions.

Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Fox Run Management, L.l.c. 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
XLFSelect Sector Spdr Tr	0.6%	—	72,800	—	$3.9M
BURLBurlington Stores	0.4%	—	8,326	—	$2.6M
IDXXIdexx Labs Inc	0.4%	—	4,967	—	$2.6M
ORCLOracle Corp	0.4%	—	17,715	—	$2.6M
SPXCSpx Technologies Inc	0.4%	—	10,044	—	$2.5M
GFSGlobalfoundries Inc	0.4%	0.3%	29,446	-32.2%	$2.4M
UBERUber Technologies Inc	0.4%	—	33,134	—	$2.4M
SNPSSynopsys Inc	0.4%	—	5,337	—	$2.4M
VSTVistra Corp	0.4%	0.4%	14,857	+0.9%	$2.4M
ICEIntercontinental Exchange Inc	0.4%	—	18,380	—	$2.3M
PNRPentair PLC	0.4%	—	29,273	—	$2.2M
ELLauder Estee Cos Inc	0.4%	—	27,895	—	$2.2M
TMOThermo Fisher Scientific Inc	0.4%	—	4,373	—	$2.2M
FERGFerguson Enterprises Inc Common Stock Ne	0.4%	—	9,082	—	$2.2M
GHGuardant Health Inc	0.4%	—	14,194	—	$2.1M
ASAmer Sports Inc	0.4%	—	62,863	—	$2.1M
SQBlock Inc	0.4%	—	27,980	—	$2.1M
FNFabrinet	0.4%	—	3,779	—	$2.1M
ZTSZoetis Inc	0.4%	—	29,511	—	$2.1M
SSNCSs&c Tech Hldgs	0.4%	0.3%	34,095	+32.0%	$2.1M
CTRICenturi Holdings Inc Com Shs	0.3%	—	69,399	—	$2.1M
ATOAtmos Energy Corp	0.3%	—	12,093	—	$2.1M
PIIPolaris Inc	0.3%	—	30,167	—	$2.1M
COFCapital One Finl Corp	0.3%	—	10,215	—	$2.0M
NAMSNewamsterdam Pharma Company Ordinary	0.3%	—	59,477	—	$2.0M
KMIKinder Morgan Inc Del	0.3%	—	59,807	—	$1.9M
DYDycom Inds Inc	0.3%	—	3,780	—	$1.9M
PLDPrologis Inc	0.3%	—	14,052	—	$1.9M
IBKRInteractive Brokers Group in	0.3%	—	21,586	—	$1.9M
ZWSZurn Elkay Water Solutions	0.3%	—	37,133	—	$1.9M
JEFJefferies Financial Group in	0.3%	—	37,099	—	$1.9M
ATIAti Inc	0.3%	—	9,361	—	$1.8M
FBPFirst Bancorp Corporation	0.3%	—	70,580	—	$1.8M
OMFOnemain Hldgs Inc	0.3%	—	30,145	—	$1.8M
MDTMedtronic PLC	0.3%	—	23,397	—	$1.8M
MSCIMsci Inc	0.3%	—	3,267	—	$1.8M
XPOXpo Inc	0.3%	—	8,848	—	$1.8M
YOUClear Secure Inc	0.3%	—	32,179	—	$1.8M
SMGScotts Miracle-Gro Co Cl A	0.3%	—	26,180	—	$1.8M
BVNCompania de Minas Buenaventura	0.3%	—	60,746	—	$1.8M
STSensata Technologies Hldg Pl	0.3%	—	37,269	—	$1.8M
LASRNlight Inc	0.3%	—	24,563	—	$1.7M
LUVSouthwest Airls Co	0.3%	—	33,146	—	$1.7M
SMTCSemtech Corp	0.3%	—	10,415	—	$1.7M
MOG-AMoog Inc	0.3%	—	3,937	—	$1.7M
ROLLRbc Bearings Incorporated	0.3%	—	2,577	—	$1.7M
AIGAmerican Intl Group Inc	0.3%	—	22,227	—	$1.7M
LLYEli Lilly & Co	0.3%	—	1,367	—	$1.6M
NTRANatera Inc	0.3%	—	5,952	—	$1.6M
EVREvercore Inc	0.3%	—	4,730	—	$1.6M

What Fox Run Management, L.l.c. bought and sold in Q2 2026, against Q1 2026.

New positions

Q1 2026's filing was too long to tell new positions apart.

Added to

SSNC Ss&c Tech Hldgs+32.0% shares

Reduced

GFS Globalfoundries Inc-32.2% shares

Left the top 50

Share counts compared with the Q1 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +17.5% /yr; S&P 500 +20.1%
3 years: +16.4% /yr; S&P 500 +20.4%
5 years: +8.8% /yr; S&P 500 +11.6%

A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q2 2026	$603.3M	891
Q1 2026	$571.6M	856
Q4 2025	$647.9M	867
Q3 2025	$641.4M	872
Q2 2025	$600.2M	813
Q1 2025	$645.6M	870
Q4 2024	$550.7M	828
Q3 2024	$449.4M	761
Q2 2024	$531.4M	737
Q1 2024	$463.8M	713
Q4 2023	$392.1M	690
Q3 2023	$337.9M	664

Questions about Fox Run Management, L.l.c.'s portfolio

What stocks does Fox Run Management, L.l.c. own?

Fox Run Management, L.l.c.'s latest 13F, for Q2 2026 and filed Aug 4, 2026, lists 891 positions worth $603.3M. The largest are Select Sector Spdr Tr (XLF) at 0.6%, Burlington Stores (BURL) at 0.4%, Idexx Labs Inc (IDXX) at 0.4%, Oracle Corp (ORCL) at 0.4% and Spx Technologies Inc (SPXC) at 0.4%.

What did Fox Run Management, L.l.c. buy last quarter?

In Q2 2026, Fox Run Management, L.l.c. added Ss&c Tech Hldgs (SSNC) (+32.0% shares), compared with its Q1 2026 filing.

What did Fox Run Management, L.l.c. sell last quarter?

In Q2 2026, Fox Run Management, L.l.c. cut from its top 50 Select Sector Spdr Tr (XLE), cut from its top 50 Cummins Inc (CMI), cut from its top 50 J.M. Smucker Co. (SJM), cut from its top 50 Citigroup Inc (C), cut from its top 50 Generac Hldgs Inc (GNRC) and Globalfoundries Inc (GFS) (-32.2% shares), compared with its Q1 2026 filing.

How has Fox Run Management, L.l.c.'s portfolio performed?

A portfolio copying Fox Run Management, L.l.c.'s 20 largest 13F holdings each quarter, from the day each filing was public, returned +16.4% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +17.5% against +20.1%. Over 5 years: +8.8% a year against +11.6%.

When is Fox Run Management, L.l.c.'s next 13F filing due?

13F filings are due 45 days after each quarter ends. Fox Run Management, L.l.c.'s filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.