Factory Mutual Insurance CO Portfolio Holdings

Factory Mutual Insurance CO

  • $10.1 Billion
  • Q3 2025

Factory Mutual Insurance CO has filed its 13F form on November 07, 2025 for Q3 2025 where it was disclosed a total value porftolio of $10.1 Billion distributed in 195 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Nvidia Corp with a value of $548M, Microsoft Corp with a value of $544M, Ishares Tr with a value of $489M, Apple Inc. with a value of $450M, and Alphabet Inc. with a value of $378M.

Examining the 13F form we can see an increase of $1.11B in the current position value, from $8.98B to 10.1B.

Factory Mutual Insurance CO is based out at Waltham, MA

Below you can find more details about Factory Mutual Insurance CO portfolio as well as his latest detailed transactions.

Portfolio value $10.1 Billion
ETFs: $2.92 Billion
Technology: $2.65 Billion
Financial Services: $933 Million
Communication Services: $780 Million
Consumer Cyclical: $730 Million
Healthcare: $658 Million
Industrials: $452 Million
Consumer Defensive: $427 Million
Other: $390 Million

Stock Holdings Table Companies Only

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$465B
$548 Million 5.43% of portfolio
2,938,848
Q3 2025 Reduced 2.65%
$3.78T
$544 Million 5.39% of portfolio
1,050,968
Q3 2025 Reduced 1.53%
$4.3T
$450 Million 4.46% of portfolio
1,767,571
Q3 2025 Reduced 3.16%
$1.74T
$378 Million 3.75% of portfolio
1,552,321
Q3 2025 Reduced 6.38%
$2.39T
$295 Million 2.92% of portfolio
1,342,024
Q1 2025 Reduced 5.09%
$139B
$263 Million 2.61% of portfolio
798,445
Q3 2025 Reduced 4.26%
$1.37T
$218 Million 2.16% of portfolio
297,391
Q3 2025 Reduced 8.59%
$881B
$171 Million 1.69% of portfolio
541,725
Q3 2025 Reduced 4.41%
$662B
$128 Million 1.27% of portfolio
254,500
Q3 2024 Reduced 0.62%
$1.29T
$120 Million 1.19% of portfolio
269,400
Q4 2024 Added 16.52%
$533B
$114 Million 1.13% of portfolio
334,801
Q3 2025 Reduced 2.97%
$1.46T
$80.5 Million 0.8% of portfolio
288,325
Q3 2025 Added 39.68%
$522B
$80.5 Million 0.8% of portfolio
434,060
Q3 2025 Added 0.35%
$405B
$79.1 Million 0.78% of portfolio
81,731
Q3 2025 Added 15.73%
$490B
$76.7 Million 0.76% of portfolio
680,654
Q3 2025 Reduced 0.44%
$169B
$76.6 Million 0.76% of portfolio
83,200
Q3 2025 Added 5.32%
$300B
$73.3 Million 0.73% of portfolio
212,400
Q2 2025 Added 9.15%
$161B
$73.6 Million 0.73% of portfolio
68,252
Q2 2025 Added 8.42%
$279B
$70 Million 0.69% of portfolio
679,576
Q2 2025 Reduced 13.93%
$971B
$66 Million 0.65% of portfolio
86,500
Q2 2025 Reduced 4.42%
$237B
$61.8 Million 0.61% of portfolio
380,806
Q3 2025 Reduced 9.51%
$346B
$61.1 Million 0.61% of portfolio
397,537
Q3 2024 Reduced 1.63%
$317B
$59.2 Million 0.59% of portfolio
706,064
Q4 2024 Added 16.6%
$172B
$57.6 Million 0.57% of portfolio
1,310,366
Q3 2025 Added 0.38%
$303B
$56.4 Million 0.56% of portfolio
363,117
Q3 2025 Added 2,235.16%
$136B
$55.6 Million 0.55% of portfolio
235,150
Q4 2024 Added 25.18%
$414B
$54 Million 0.54% of portfolio
233,300
Q2 2025 Reduced 15.56%
$593B
$53.9 Million 0.53% of portfolio
191,556
Q3 2025 Reduced 3.23%
$270B
$52.3 Million 0.52% of portfolio
329,050
Q2 2025 Reduced 19.02%
$140B
$52.4 Million 0.52% of portfolio
140,119
Q3 2025 Reduced 6.66%
$367B
$50 Million 0.5% of portfolio
123,400
Q3 2025 Added 32.12%
$103B
$49.3 Million 0.49% of portfolio
379,000
Q2 2025 Added 27.82%
$222B
$48 Million 0.48% of portfolio
98,935
Q3 2025 Added 2.59%
$79.6B
$48.7 Million 0.48% of portfolio
393,634
Q1 2025 Added 11.63%
$306B
$48.2 Million 0.48% of portfolio
726,400
Q2 2025 Reduced 17.21%
$89.8B
$47.5 Million 0.47% of portfolio
266,800
Q3 2025 Added 0.57%
$342B
$45.7 Million 0.45% of portfolio
250,557
Q3 2025 Added 35.54%
$47.4B
$45.4 Million 0.45% of portfolio
671,058
Q3 2025 Added 1.21%
$328B
$45.5 Million 0.45% of portfolio
151,367
Q3 2025 Reduced 16.4%
$84B
$43.8 Million 0.43% of portfolio
227,700
Q4 2024 Added 25.45%
$160B
$43 Million 0.43% of portfolio
216,800
Q1 2025 Added 5.04%
$49.1B
$41 Million 0.41% of portfolio
34,200
Q3 2025 Reduced 22.88%
$150B
$41.5 Million 0.41% of portfolio
700,409
Q3 2025 Added 11.19%
$224B
$41.4 Million 0.41% of portfolio
136,200
Q3 2024 Reduced 1.66%
$44.4B
$37.9 Million 0.38% of portfolio
201,800
Q2 2025 Added 17.81%
$170B
$36.9 Million 0.37% of portfolio
255,200
Q3 2025 Reduced 0.78%
$258B
$37.1 Million 0.37% of portfolio
221,815
Q1 2024 Reduced 33.77%
$255B
$36 Million 0.36% of portfolio
108,500
Q3 2024 Reduced 1.63%
$43.2B
$36.8 Million 0.36% of portfolio
39,972
Q1 2025 Added 27.82%

Summary

  • Portfolio
  • No. of Stocks 195
  • Current Value $10.1 Billion
  • Prior Value $8.98 Billion
  • Filing
  • Period Q3 2025
  • Filing Date November 07, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 35 stocks
  • Additional Purchases 25 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 29 stocks
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