Caledonia Investments PLC

In its 13F for Q1 2024 (holdings as of March 31, 2024, filed April 12, 2024), Caledonia Investments PLC reported 13 stock positions worth $774.6 million. Its top holding was Microsoft (MSFT) at 13.7% of the portfolio, followed by Oracle (ORCL, 13.6%) and Watsco (WSO, 12.6%). Compared with Q4 2023, it added to 2 and reduced 2. The biggest buy was Philip Morris International (PM, shares +4%) and the biggest sale Watsco (WSO, shares −4%).

Most Recent 13F
Q2 2026
Location
LONDON ENGLAND, X0
CIK
0001037766
Portfolio Value
$774.6M (Q1 2024)
SEC Filing
0000950123-24-003246 ↗ filed Apr 12, 2024

Holdings Value

0$500.0M$1.0B$1.5B Q1 2024: $774.6M $774.6M Q1 2024 Q2 2024: $831.1M Q2 2024 Q3 2024: $911.8M Q3 2024 Q4 2024: $836.1M Q4 2024 Q1 2025: $859.8M Q1 2025 Q2 2025: $1.0B Q2 2025 Q3 2025: $1.0B Q3 2025 Q4 2025: $902.3M Q4 2025 Q1 2026: $855.9M Q1 2026 Q2 2026: $883.3M Q2 2026

Holdings 13 stocks · $774.6M

MSFT Microsoft Corp. 13.74% 253,317 $106.4M Reduce -3.5%
ORCL Oracle Corp. 13.60% 839,100 $105.4M No change
WSO Watsco Inc. 12.55% 225,427 $97.2M Reduce -3.7%
TXN Texas Instruments Inc. 10.36% 460,950 $80.3M No change
FAST Fastenal Co. 8.66% 870,056 $67.1M No change
PM Philip Morris International 8.66% 732,563 $67.1M Add +4.0%
TMO Thermo Fisher Scientific Inc. 7.52% 100,267 $58.2M No change
MCO Moody's Corp. 5.38% 106,050 $41.7M No change
CHTR Charter Communications Inc. Class A 5.30% 141,400 $41.0M Add +9.7%
BDX Becton Dickinson and Co. 4.66% 146,100 $36.1M No change
ECL Ecolab Inc. 4.28% 143,610 $33.1M No change
FTS Fortis Inc. 2.69% 526,700 $20.8M No change
BABA Alibaba Group Holding-SP ADR 2.60% 278,000 $20.1M No change

Portfolio Sells Q4 2023 → Q1 2024

WSO Watsco Inc. Reduce -3.7% 12.55% −1.00
MSFT Microsoft Corp. Reduce -3.5% 13.74% +0.41

Portfolio Buys Q4 2023 → Q1 2024

PM Philip Morris International Add +4.0% 8.66% −0.28
CHTR Charter Communications Inc. Class A Add +9.7% 5.30% −1.46

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 15$883.3MPM, TXN, WSO, MSFT, FAST
Q1 2026 15$855.9MPM, TXN, MSFT, WSO, FAST
Q4 2025 15$902.3MPM, MSFT, TXN, WSO, ORCL
Q3 2025 15$1.0BMSFT, ORCL, PM, TXN, WSO
Q2 2025 15$1.0BORCL, PM, MSFT, TXN, WSO
Q1 2025 14$859.8MPM, WSO, MSFT, ORCL, TXN
Q4 2024 14$836.1MORCL, MSFT, WSO, PM, TXN
Q3 2024 14$911.8MORCL, MSFT, WSO, TXN, PM
Q2 2024 14$831.1MMSFT, ORCL, WSO, TXN, PM
Q1 2024 13$774.6MMSFT, ORCL, WSO, TXN, FAST