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AMICA MUTUAL INSURANCE CO — 13F Holdings & Portfolio

CIK 857508 · latest 13F-HR filed 2026-08-05

Backtest portfolio

AMICA MUTUAL INSURANCE CO manages $1.20B in 13F-reported U.S. long-equity assets across 142 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are IXUS (24.53%), NVDA (5.62%), AAPL (4.28%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 5 new positions and exited 7; 58 existing positions rose in reported value and 51 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.

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AUM
$1.20B

Long-equity book

Holdings
142

Distinct positions

Period
2026-06-30

Filed 2026-08-05

Q/Q Activity
+5 / −7 / ↑58 / ↓51

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
IXUS24.5% · -8%NVDA5.6% · -4%AAPL4.3% · -4%MSFT3.5% · -1%GOOGL3.1% · -4%AMZN2.9% · -4%LRCX2.0% · -12%KLAC1.7% · +857%LLY1.5% · -4%META1.5% · -4%PH1.5% · -4%V1.4% · -4%BRK.B1.4% · -4%APH1.2% · -4%TXN1.2% · -4%ENTG1.2% · +5%UNP1.1% · -4%MA1.1% · -4%CCK1.0% · -4%BJ1.0% · -4%PM1.0% · -29%TSM1.0% · -4%XOM1.0% · -4%AVGO0.9% · -4%XLRE0.9% · -4%JNJ0.9% · -4%GOOG0.9% · -4%JPM0.8% · -4%GD0.8% · -12%UNH0.8% · -4%IEMG0.8% · 0%PG0.8% · -4%PANW0.7% · -4%MCD0.7% · -4%ROST0.7% · +9%NEE0.7% · -4%ALC0.6% · -4%RTX0.6% · -14%GOLF0.6% · -13%WM0.6% · -4%TMO0.6% · -4%CVX0.6% · -4%AXP0.6% · -4%JKHY0.6% · +1%BLK0.6% · -4%TYL0.5% · -2%ABBV0.5% · -4%STE0.5% · -2%SPGI0.5% · -4%CDNS0.5% · -4%UBER0.5% · -4%NFLX0.5% · +39%BX0.4% · +44%CRL0.4% · -3%CELH0.4% · +23%PEP0.4% · +16%ABNB0.4% · -4%GWRE0.4% · -3%DPZ0.4% · -4%PFE0.4% · -4%

Box 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 value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated 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 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 50.8%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

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.

AMICA 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 ISHARES TR IXUS 46432F834 $294.5M 24.53% 3,083,208 SH
2 NVIDIA CORPORATION NVDA 67066G104 $67.5M 5.62% 337,170 SH
3 APPLE INC AAPL 037833100 $51.4M 4.28% 177,799 SH
4 MICROSOFT CORP MSFT 594918104 $41.9M 3.49% 112,239 SH
5 ALPHABET INC GOOGL 02079K305 $37.5M 3.12% 104,846 SH
6 AMAZON COM INC AMZN 023135106 $35.0M 2.92% 146,933 SH
7 LAM RESEARCH CORP LRCX 512807306 $24.5M 2.04% 56,569 SH
8 KLA CORP KLAC 482480100 $20.3M 1.69% 67,320 SH
9 ELI LILLY & CO LLY 532457108 $18.6M 1.55% 15,490 SH
10 META PLATFORMS INC META 30303M102 $18.4M 1.53% 32,662 SH
11 PARKER-HANNIFIN CORP PH 701094104 $17.7M 1.47% 18,059 SH
12 VISA INC V 92826C839 $16.8M 1.40% 48,844 SH
13 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $16.4M 1.37% 32,857 SH
14 AMPHENOL CORP APH 032095101 $14.7M 1.23% 83,572 SH
15 TEXAS INSTRS INC TXN 882508104 $14.5M 1.21% 48,607 SH
16 ENTEGRIS INC ENTG 29362U104 $14.0M 1.17% 78,013 SH
17 UNION PAC CORP UNP 907818108 $13.8M 1.15% 50,724 SH
18 MASTERCARD INCORPORATED MA 57636Q104 $13.7M 1.14% 26,594 SH
19 CROWN HLDGS INC CCK 228368106 $12.3M 1.02% 109,777 SH
20 BJS WHSL CLUB HLDGS INC BJ 05550J101 $11.7M 0.97% 134,156 SH
21 PHILIP MORRIS INTL INC PM 718172109 $11.7M 0.97% 64,427 SH
22 TAIWAN SEMICONDUCTOR MANUFAC TSM 874039100 $11.6M 0.96% 24,206 SH
23 EXXON MOBIL CORP XOM 30231G102 $11.4M 0.95% 83,602 SH
24 BROADCOM INC AVGO 11135F101 $11.1M 0.93% 29,464 SH
25 SELECT SECTOR SPDR TR XLRE 81369Y860 $10.6M 0.88% 241,112 SH
26 JOHNSON & JOHNSON JNJ 478160104 $10.4M 0.87% 40,946 SH
27 ALPHABET INC GOOG 02079K107 $10.4M 0.87% 29,406 SH
28 JPMORGAN CHASE & CO JPM 46625H100 $9.9M 0.83% 30,347 SH
29 GENERAL DYNAMICS CORP GD 369550108 $9.9M 0.82% 27,859 SH
30 UNITEDHEALTH GROUP INC UNH 91324P102 $9.9M 0.82% 23,712 SH
31 ISHARES INC IEMG 46434G103 $9.5M 0.79% 114,821 SH
32 PROCTER & GAMBLE CO PG 742718109 $9.1M 0.76% 62,101 SH
33 PALO ALTO NETWORKS INC PANW 697435105 $8.9M 0.75% 26,244 SH
34 MCDONALDS CORP MCD 580135101 $8.6M 0.71% 31,719 SH
35 ROSS STORES INC ROST 778296103 $8.5M 0.70% 39,708 SH
36 NEXTERA ENERGY INC NEE 65339F101 $8.1M 0.68% 92,385 SH
37 ALCON AG ALC H01301128 $7.6M 0.63% 112,635 SH
38 RTX CORPORATION RTX 75513E101 $7.3M 0.60% 38,288 SH
39 ACUSHNET HLDGS CORP GOLF 005098108 $7.1M 0.59% 60,018 SH
40 WASTE MGMT INC DEL WM 94106L109 $7.1M 0.59% 31,739 SH
41 THERMO FISHER SCIENTIFIC INC TMO 883556102 $7.1M 0.59% 14,104 SH
42 CHEVRON CORPORATION CVX 166764100 $6.9M 0.57% 41,419 SH
43 AMERICAN EXPRESS CO AXP 025816109 $6.8M 0.57% 20,096 SH
44 HENRY JACK & ASSOC INC JKHY 426281101 $6.8M 0.56% 49,149 SH
45 BLACKROCK INC BLK 09290D101 $6.7M 0.56% 6,994 SH
46 TYLER TECHNOLOGIES INC TYL 902252105 $6.6M 0.55% 22,454 SH
47 ABBVIE INC ABBV 00287Y109 $6.4M 0.54% 25,538 SH
48 STERIS PLC STE G8473T100 $6.0M 0.50% 28,409 SH
49 S&P GLOBAL INC SPGI 78409V104 $5.9M 0.49% 14,408 SH
50 CADENCE DESIGN SYSTEM INC CDNS 127387108 $5.7M 0.48% 15,300 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-05 $1.20B 142 0000857508-26-000004
2026-03-31 2026-05-06 $1.16B 144 0000857508-26-000002
2025-12-31 2026-02-10 $1.15B 142 0000857508-26-000001
Filer Information
Address
PO BOX 6008
PROVIDENCE, RI 02940-6008
Phone
(800) 652-6422
Filing Manager
AMICA MUTUAL INSURANCE CO
PROVIDENCE, RI
Signatory
Jen Morrison
Sr. V.P. General Counsel and Secretary