Q2 2026 13F · SEC CIK 1687241

Castle Hook Partners LP

Hedge fundFiled 2026-08-14 for Q2 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $9.3B
Reported positions: 66
Top holdings a year, 3 yrs: +30.7%
Assets under management: $11.0B

Castle Hook Partners LP is a hedge fund that reported 66 positions worth $9.3B in its Q2 2026 13F, filed 2026-08-14. Its largest holdings were Natera Inc Com (NTRA, 7.5%), Western Digital Corp (WDC, 6.2%), Lilly Eli & Co (LLY, 6.0%). A portfolio copying its top holdings returned 30.7% a year over the last 3 years, against 20.4% for the S&P 500.

Castle Hook Partners LP holdings largest 50 of 66 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.

Castle Hook Partners LP 13F holdings
Stock	% of 13F value	Q1 2026	Shares	Share change	Reported value
NTRANatera Inc Com	7.5%	10.2%	2,596,276	+2.6%	$704.8M
WDCWestern Digital Corp	6.2%	4.8%	903,374	+2.8%	$577.0M
LLYLilly Eli & Co	6.0%	New	465,187	—	$558.0M
SNDKSandisk Corp	5.8%	3.6%	237,578	-14.2%	$540.2M
STXSeagate Technology Hldngs Pl	5.6%	4.4%	546,287	-2.7%	$527.2M
DHRDanaher Corporation	4.3%	3.4%	2,125,349	+141.5%	$404.8M
TTMITTM Technologies, Inc.	3.6%	4.2%	1,781,121	-15.8%	$333.1M
AMZNAmazon Com Inc Com	3.3%	0.0%	1,283,048	+13029.8%	$305.8M
DKSDicks Sporting Goods Inc Com	3.2%	2.0%	1,323,066	+159.8%	$300.1M
VIKViking Holdings Ltd	3.2%	0.9%	2,814,165	+343.8%	$294.6M
AMATApplied Matls Inc	3.1%	3.6%	401,956	-22.8%	$290.6M
DXCMDexcom Inc	2.8%	1.0%	3,870,342	+382.7%	$260.7M
WELLWelltower Inc	2.5%	4.8%	1,007,754	-15.4%	$228.7M
WWayfair	2.4%	0.0%	2,455,952	+9484.6%	$227.0M
COMPCompass Inc	2.2%	0.4%	17,025,377	+581.4%	$209.9M
CRDOCredo Technology Group Holdi	2.2%	New	743,555	—	$202.2M
SOLSSolstice Advanced Matls Inc	2.1%	3.4%	2,226,617	+0.0%	$197.3M
FIXComfort Sys USA Inc	2.1%	5.8%	98,482	-52.9%	$195.2M
INTCIntel Corp	2.0%	New	1,307,838	—	$182.6M
LINLinde PLC	1.9%	2.6%	335,749	+31.6%	$174.2M
CRBGCorebridge Finl Inc	1.8%	0.1%	5,787,225	+3195.2%	$165.7M
GOOGAlphabet Inc	1.7%	New	459,557	—	$162.4M
EQHEquitable Hldgs Inc	1.7%	New	3,599,539	—	$157.9M
HBMHudbay Minerals	1.5%	New	5,909,069	—	$139.5M
ADIAnalog Devices Inc	1.4%	1.8%	335,984	+17.5%	$133.4M
TPXSomnigroup International Inc	1.3%	0.0%	1,556,679	+16894.3%	$122.0M
UALUnited Airls Hldgs Inc	1.3%	New	882,187	—	$120.0M
DALDelta Air Lines Inc Com New	1.3%	New	1,252,701	—	$117.3M
LPLALpl Financial Holdings Inc	1.2%	New	406,916	—	$114.6M
INSMInsmed Inc	1.1%	4.2%	993,310	-21.8%	$105.9M
EQIXEquinix Inc	1.1%	5.2%	99,423	-62.3%	$103.6M
SLBSlb Limited	1.1%	New	2,156,982	—	$100.3M
HOODRobinhood Mkts Inc	1.0%	New	926,565	—	$92.9M
SPHRSphere Entertainment Co	1.0%	New	522,039	—	$90.3M
TMOThermo Fisher Scientific Inc	0.9%	New	165,965	—	$83.2M
MTArcelormittal SA Luxembourg Ny Registry	0.8%	New	1,290,147	—	$77.7M
HALHalliburton Co	0.8%	New	2,083,787	—	$70.7M
APPApplovin Corp	0.7%	0.1%	118,710	+691.4%	$61.2M
VVisa Inc Com Cl A	0.6%	New	160,386	—	$55.0M
KRMNKarman Hldgs Inc	0.6%	4.0%	1,033,079	-58.6%	$51.6M
RIGTransocean Ltd	0.5%	New	10,470,395	—	$51.2M
GILGildan Activewear Inc	0.5%	New	930,085	—	$48.0M
WMTWalmart Inc	0.5%	4.9%	421,865	-78.5%	$47.8M
NAMSNewamsterdam Pharma Company	0.5%	0.7%	1,371,005	+31.5%	$46.5M
BWABorgwarner Inc	0.5%	New	693,016	—	$46.0M
MCHPMicrochip Tech Inc	0.5%	New	504,526	—	$46.0M
FCXFreeport Mcmoran Inc Cl B	0.5%	New	729,397	—	$45.9M
ASHRDbx ETF Tr	0.4%	0.2%	1,036,482	+265.9%	$38.0M
STLDSteel Dynamics, Inc.	0.3%	1.0%	105,524	-60.9%	$24.2M
EWTiShares MSCI Taiwan ETF	0.3%	New	218,143	—	$23.7M

What Castle Hook Partners LP bought and sold in Q2 2026, against Q1 2026.

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: +33.5% /yr; S&P 500 +20.1%
3 years: +30.7% /yr; S&P 500 +20.4%
5 years: +17.2% /yr; S&P 500 +11.6%

A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 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	$9.3B	66
Q1 2026	$4.9B	44
Q4 2025	$7.0B	54
Q3 2025	$6.6B	58
Q2 2025	$6.8B	63
Q1 2025	$3.8B	34
Q4 2024	$4.7B	43
Q3 2024	$3.3B	35
Q2 2024	$2.9B	46
Q1 2024	$2.8B	53
Q4 2023	$1.6B	44
Q3 2023	$1.5B	39

Questions about Castle Hook Partners LP's portfolio

What stocks does Castle Hook Partners LP own?

Castle Hook Partners LP's latest 13F, for Q2 2026 and filed Aug 14, 2026, lists 66 positions worth $9.3B. The largest are Natera Inc Com (NTRA) at 7.5%, Western Digital Corp (WDC) at 6.2%, Lilly Eli & Co (LLY) at 6.0%, Sandisk Corp (SNDK) at 5.8% and Seagate Technology Hldngs Pl (STX) at 5.6%.

What did Castle Hook Partners LP buy last quarter?

In Q2 2026, Castle Hook Partners LP added a new position in Lilly Eli & Co (LLY), a new position in Credo Technology Group Holdi (CRDO), a new position in Intel Corp (INTC), a new position in Alphabet Inc (GOOG), a new position in Equitable Hldgs Inc (EQH), Somnigroup International Inc (TPX) (+16894.3% shares), Amazon Com Inc Com (AMZN) (+13029.8% shares) and Wayfair (W) (+9484.6% shares), compared with its Q1 2026 filing.

What did Castle Hook Partners LP sell last quarter?

In Q2 2026, Castle Hook Partners LP cut from its top 50 Rtx Corporation Com (RTX), cut from its top 50 L3harris Technologies Inc (LHX), cut from its top 50 Cameco Corp Com (CCJ), cut from its top 50 Exxon Mobil Corp (XOM), cut from its top 50 Live Nation Entertainment in (LYV), Walmart Inc (WMT) (-78.5% shares), Equinix Inc (EQIX) (-62.3% shares) and Steel Dynamics, Inc. (STLD) (-60.9% shares), compared with its Q1 2026 filing.

How has Castle Hook Partners LP's portfolio performed?

A portfolio copying Castle Hook Partners LP's 20 largest 13F holdings each quarter, from the day each filing was public, returned +30.7% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +33.5% against +20.1%. Over 5 years: +17.2% a year against +11.6%.

When is Castle Hook Partners LP's next 13F filing due?

13F filings are due 45 days after each quarter ends. Castle Hook Partners LP's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.

How much money does Castle Hook Partners LP manage?

Castle Hook Partners LP reported $11.0B of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $9.3B.