FACTORY MUTUAL INSURANCE CO — 13F Holdings & Portfolio
CIK 887818 · latest 13F-HR filed 2026-07-21
FACTORY MUTUAL INSURANCE CO manages $10.64B in 13F-reported U.S. long-equity assets across 205 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are NVDA (5.33%), GOOG (4.97%), AAPL (4.67%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 15 new positions and exited 6; 97 existing positions rose in reported value and 60 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-07-21
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
3 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 36.4%Cumulative share of the portfolio held in the largest N positions.
| Name | Title / Status | Ownership | Type |
|---|
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- DIMENSIONAL ETF TRUST$234.5M +122.4%
- MICRON TECHNOLOGY INC$116.7M +202.2%
- ISHARES TR$110.1M +60.9%
- J P MORGAN EXCHANGE TRADED F$99.5M +36.1%
- ALPHABET INC$98.3M +22.9%
Top Trims
- DIMENSIONAL ETF TRUST-$67.3M -64.4%
- EXXON MOBIL CORP-$48.8M -42.2%
- CHEVRON CORPORATION-$35.7M -47.5%
- ACCENTURE PLC IRELAND-$24.2M -60.3%
- INTUIT-$19.9M -49.8%
New Positions
- VANGUARD INDEX FDS$99.6M
- INVESCO EXCHANGE TRADED FD T$95.3M
- ISHARES TR$50.0M
- SELECT SECTOR SPDR TR$47.9M
- ISHARES TR$41.3M
Exited Positions
- VANGUARD INTL EQUITY INDEX F$92.1M
- VANGUARD INTL EQUITY INDEX F$34.2M
- HONEYWELL INTL INC$18.6M
- FUTU HLDGS LTD$1.1M
- TENCENT MUSIC ENTMT GROUP$319.9K
FACTORY MUTUAL INSURANCE CO Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | NVDA | 67066G104 | $566.9M | 5.33% | 2,833,098 | SH |
| 2 | ALPHABET INC | GOOG | 02079K107 | $528.5M | 4.97% | 1,495,671 | SH |
| 3 | APPLE INC | AAPL | 037833100 | $497.3M | 4.67% | 1,718,721 | SH |
| 4 | DIMENSIONAL ETF TRUST | DFCF | 25434V872 | $426.1M | 4.00% | 10,093,835 | SH |
| 5 | J P MORGAN EXCHANGE TRADED F | JCPB | 46641Q670 | $374.7M | 3.52% | 7,983,314 | SH |
| 6 | MICROSOFT CORP | MSFT | 594918104 | $344.6M | 3.24% | 923,818 | SH |
| 7 | AMAZON COM INC | AMZN | 023135106 | $329.7M | 3.10% | 1,383,424 | SH |
| 8 | ISHARES TR | AGG | 464287226 | $291.1M | 2.74% | 2,940,924 | SH |
| 9 | BROADCOM INC | AVGO | 11135F101 | $272.2M | 2.56% | 720,520 | SH |
| 10 | SELECT SECTOR SPDR TR | XLE | 81369Y506 | $236.4M | 2.22% | 4,450,445 | SH |
| 11 | KLA CORP | KLAC | 482480100 | $179.2M | 1.68% | 593,895 | SH |
| 12 | DIMENSIONAL ETF TRUST | DFAX | 25434V880 | $177.1M | 1.66% | 4,806,630 | SH |
| 13 | MICRON TECHNOLOGY INC | MU | 595112103 | $174.4M | 1.64% | 151,095 | SH |
| 14 | JPMORGAN CHASE & CO | JPM | 46625H100 | $169.1M | 1.59% | 516,575 | SH |
| 15 | META PLATFORMS INC | META | 30303M102 | $160.0M | 1.50% | 283,991 | SH |
| 16 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $151.2M | 1.42% | 316,675 | SH |
| 17 | SELECT SECTOR SPDR TR | XLU | 81369Y886 | $144.2M | 1.36% | 3,181,400 | SH |
| 18 | J P MORGAN EXCHANGE TRADED F | JIRE | 46641Q134 | $137.9M | 1.30% | 1,671,130 | SH |
| 19 | VISA INC | V | 92826C839 | $128.1M | 1.20% | 373,516 | SH |
| 20 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $122.9M | 1.16% | 211,572 | SH |
| 21 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $117.8M | 1.11% | 235,400 | SH |
| 22 | TESLA INC | TSLA | 88160R101 | $112.5M | 1.06% | 267,550 | SH |
| 23 | ASML HLDG NV | ASML | N07059210 | $112.4M | 1.06% | 56,491 | SH |
| 24 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $109.0M | 1.02% | 262,150 | SH |
| 25 | CADENCE DESIGN SYSTEM INC | CDNS | 127387108 | $101.1M | 0.95% | 269,471 | SH |
| 26 | VANGUARD INDEX FDS | VOO | 922908363 | $99.6M | 0.94% | 145,000 | SH |
| 27 | ISHARES TR | HYDB | 46435G250 | $99.0M | 0.93% | 2,116,815 | SH |
| 28 | ELI LILLY & CO | LLY | 532457108 | $97.2M | 0.91% | 81,000 | SH |
| 29 | INVESCO EXCHANGE TRADED FD T | RSP | 46137V357 | $95.3M | 0.90% | 448,071 | SH |
| 30 | ISHARES TR | IWR | 464287499 | $83.7M | 0.79% | 758,700 | SH |
| 31 | AMPHENOL CORP | APH | 032095101 | $72.2M | 0.68% | 409,634 | SH |
| 32 | JOHNSON & JOHNSON | JNJ | 478160104 | $71.5M | 0.67% | 281,410 | SH |
| 33 | PHILIP MORRIS INTL INC | PM | 718172109 | $71.3M | 0.67% | 394,256 | SH |
| 34 | AMETEK INC | AME | 031100100 | $68.2M | 0.64% | 282,000 | SH |
| 35 | CATERPILLAR INC | CAT | 149123101 | $68.2M | 0.64% | 64,000 | SH |
| 36 | EXXON MOBIL CORP | XOM | 30231G102 | $66.7M | 0.63% | 488,054 | SH |
| 37 | SELECT SECTOR SPDR TR | XLY | 81369Y407 | $66.6M | 0.63% | 568,000 | SH |
| 38 | MORGAN STANLEY | MS | 617446448 | $66.0M | 0.62% | 315,620 | SH |
| 39 | EATON CORP PLC | ETN | G29183103 | $64.7M | 0.61% | 151,919 | SH |
| 40 | PERFORMANCE FOOD GROUP CO | PFGC | 71377A103 | $63.9M | 0.60% | 571,450 | SH |
| 41 | CROWDSTRIKE HLDGS INC | CRWD | 22788C105 | $62.8M | 0.59% | 82,300 | SH |
| 42 | WALMART INC | WMT | 931142103 | $62.5M | 0.59% | 552,126 | SH |
| 43 | SPDR GOLD TR | GLD | 78463V107 | $62.1M | 0.58% | 168,500 | SH |
| 44 | SELECT SECTOR SPDR TR | XLI | 81369Y704 | $61.6M | 0.58% | 332,380 | SH |
| 45 | MARVELL TECHNOLOGY INC | MRVL | 573874104 | $58.7M | 0.55% | 197,209 | SH |
| 46 | COCA COLA CO | KO | 191216100 | $58.6M | 0.55% | 721,350 | SH |
| 47 | DATADOG INC | DDOG | 23804L103 | $58.5M | 0.55% | 224,791 | SH |
| 48 | PROCTER & GAMBLE CO | PG | 742718109 | $57.9M | 0.54% | 394,787 | SH |
| 49 | UNION PAC CORP | UNP | 907818108 | $56.4M | 0.53% | 207,200 | SH |
| 50 | ARISTA NETWORKS INC | ANET | 040413205 | $55.1M | 0.52% | 324,320 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-21 | $10.64B | 205 | 0000887818-26-000003 |
| 2026-03-31 | 2026-05-05 | $8.89B | 196 | 0000887818-26-000002 |
| 2025-12-31 | 2026-01-23 | $9.86B | 196 | 0000887818-26-000001 |
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