Caledonia Investments PLC

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed January 20, 2026), Caledonia Investments PLC reported 15 stock positions worth $902.3 million. Its top holding was Philip Morris International (PM) at 13.0% of the portfolio, followed by Microsoft (MSFT, 12.6%) and Texas Instruments (TXN, 10.0%). Compared with Q3 2025, it opened 2 new positions, sold out of 2, added to 3 and reduced 2. The biggest buy was a new position in Cintas (CTAS) and the biggest sale Oracle (ORCL, shares −12%).

Most Recent 13F
Q2 2026
Location
LONDON ENGLAND, X0
CIK
0001037766
Portfolio Value
$902.3M (Q4 2025)
SEC Filing
0001193125-26-015897 ↗ filed Jan 20, 2026

Holdings Value

0$500.0M$1.0B$1.5B Q1 2024: $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 $902.3M Q4 2025 Q1 2026: $855.9M Q1 2026 Q2 2026: $883.3M Q2 2026

Holdings 15 stocks · $902.3M
PM Philip Morris International 13.02% 732,563 $117.5M No change
MSFT Microsoft Corp. 12.56% 234,317 $113.3M Reduce -7.5%
TXN Texas Instruments Inc. 9.96% 518,000 $89.8M No change
WSO Watsco Inc. 8.70% 232,927 $78.5M Add +6.2%
ORCL Oracle Corp. 8.06% 373,100 $72.7M Reduce -12.4%
TMO Thermo Fisher Scientific Inc. 7.18% 111,767 $64.8M No change
SCHW Schwab (charles) Corp. 6.77% 611,000 $61.1M No change
MCO Moody's Corp. 6.73% 118,800 $60.7M No change
FAST Fastenal Co. 6.16% 1,385,112 $55.6M No change
BABA Alibaba Group Holding-SP ADR 4.51% 278,000 $40.7M No change
POOL Pool Corp. 4.46% 175,887 $40.2M Add +9.3%
CHTR Charter Communications Inc. Class A 3.93% 169,700 $35.4M Add +10.8%
CTAS Cintas Corp. 3.69% 177,000 $33.3M New
FTS Fortis Inc. 2.63% 456,700 $23.8M No change
PAYX Paychex Inc. 1.65% 133,000 $14.9M New

Portfolio Sells Q3 2025 → Q4 2025
ORCL Oracle Corp. Reduce -12.4% 8.06% −3.72
ECL Ecolab Inc. Sold out 0.00% −3.32
BDX Becton Dickinson and Co. Sold out 0.00% −2.69
MSFT Microsoft Corp. Reduce -7.5% 12.56% −0.35

Portfolio Buys Q3 2025 → Q4 2025
CTAS Cintas Corp. New 3.69% +3.69
PAYX Paychex Inc. New 1.65% +1.65
WSO Watsco Inc. Add +6.2% 8.70% −0.03
CHTR Charter Communications Inc. Class A Add +10.8% 3.93% −0.22
POOL Pool Corp. Add +9.3% 4.46% −0.45

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