Windmill Hill Asset Management Ltd

In its 13F for Q2 2025 (holdings as of June 30, 2025, filed July 28, 2025), Windmill Hill Asset Management Ltd reported 26 stock positions worth $363.1 million. Its top holding was SS SPDR S&P 500 Foss FL ETF (SPYX) at 83.2% of the portfolio, followed by General Electric (GE, 2.3%) and Robinhood Markets Class A (HOOD, 1.8%). Compared with Q1 2025, it opened 2 new positions, sold out of 2, added to 3 and reduced 2. The biggest buy was a new position in Sprinklr Class A (CXM) and the biggest sale an exit from Maplebear (CART).

Most Recent 13F
Q2 2026
Location
WADDESDON, X0
CIK
0001831132
Portfolio Value
$363.1M (Q2 2025)
SEC Filing
0001831132-25-000004 ↗ filed Jul 28, 2025

Holdings Value

0$100.0M$200.0M$300.0M$400.0M$500.0M Q1 2024: $279.3M Q1 2024 Q2 2024: $238.3M Q2 2024 Q3 2024: $187.2M Q3 2024 Q4 2024: $305.6M Q4 2024 Q1 2025: $323.1M Q1 2025 Q2 2025: $363.1M $363.1M Q2 2025 Q3 2025: $381.4M Q3 2025 Q4 2025: $426.9M Q4 2025 Q1 2026: $320.7M Q1 2026 Q2 2026: $448.1M Q2 2026

Holdings 26 stocks · $363.1M
SPYX SS SPDR S&P 500 Foss FL ETF 83.22% 5,932,425 $302.1M No change
GE General Electric filed as GE AEROSPACE 2.26% 31,926 $8.2M Reduce -1.4%
HOOD Robinhood Markets Inc. Class A 1.81% 70,216 $6.6M No change
MSFT Microsoft Corp. 1.67% 12,163 $6.0M No change
OKLO Oklo Inc. 1.59% 102,855 $5.8M No change
MCO Moody's Corp. 1.31% 9,491 $4.8M No change
GOOGL Alphabet Inc. Class A 1.26% 25,903 $4.6M No change
SPGI S&P Global Inc. 1.16% 7,966 $4.2M Add +17.0%
V Visa Inc. Class A 1.10% 11,219 $4.0M No change
URA Global X Uranium ETF 0.92% 85,930 $3.3M Reduce -31.8%
CP Canadian Pacific Kansas City 0.81% 37,262 $3.0M No change
CNTA Centessa Pharmaceuticals Ltd. 0.59% 163,768 $2.2M Add +38.9%
CCJ Cameco Corp. 0.25% 12,275 $911K No change
VCTR Victory Capital Holding - A 0.24% 13,902 $885K No change
IOT Samsara Inc. Class A 0.24% 21,665 $862K Add +126.7%
MOS The Mosaic Co. 0.23% 23,208 $847K No change
TECX Tectonic Therapeutic Inc. 0.22% 40,023 $795K No change
FCX Freeport-McMoran Inc. 0.18% 15,020 $651K No change
VALE Vale SA-SP ADR 0.16% 61,344 $596K No change
XOM Exxon Mobil Corp. 0.16% 5,288 $570K No change
COP Conocophillips 0.15% 5,968 $536K No change
CXM Sprinklr Inc. Class A 0.14% 60,847 $515K New
SLB SLB Ltd. filed as SCHLUMBERGER LTD 0.13% 14,229 $481K No change
DASH DoorDash Inc. Class A 0.11% 1,565 $386K New
LND Brasilagro-Cia Bra - SPN ADR 0.07% 70,898 $272K No change
NMRA Neumora Therapeutics Inc. 0.02% 104,373 $77K No change

Portfolio Sells Q1 2025 → Q2 2025
CART Maplebear Inc. Sold out 0.00% −1.18
RDDT Reddit Inc. Class A Sold out 0.00% −0.59
URA Global X Uranium ETF Reduce -31.8% 0.92% +0.03
GE General Electric Reduce -1.4% 2.26% +0.26

Portfolio Buys Q1 2025 → Q2 2025
CXM Sprinklr Inc. Class A New 0.14% +0.14
IOT Samsara Inc. Class A Add +126.7% 0.24% +0.12
DASH DoorDash Inc. Class A New 0.11% +0.11
SPGI S&P Global Inc. Add +17.0% 1.16% +0.09
CNTA Centessa Pharmaceuticals Ltd. Add +38.9% 0.59% +0.07

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 21$448.1MSPYX, EEMX, EFAX, GE, V
Q1 2026 23$320.7MSPYX, EEMX, EFAX, GE, V
Q4 2025 26$426.9MSPYX, EFAX, GE, V, MSFT
Q3 2025 24$381.4MSPYX, GE, V, MSFT, MCO
Q2 2025 26$363.1MSPYX, GE, HOOD, MSFT, OKLO
Q1 2025 26$323.1MSPYX, GE, MSFT, MCO, GOOGL
Q4 2024Amended 27$305.6MSPYX, GOOGL, GE, MCO, MSFT
Q3 2024 24$187.2MSPYX, GOOGL, URA, GE, MCO
Q2 2024 27$238.3MSPYX, URA, GOOGL, PLTR, GE
Q1 2024 27$279.3MSPYX, NU, URA, GOOGL, PLTR