UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: March 31, 1999
Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.): [ ] is a restatement.
[ ] adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: Amica Mutual Insurance Company
Address: 100 Amica Way, Lincoln, RI 02865-1156
13F File Number: 28-2565
The institutional investment manager filing this report and the
person by whom it is signed hereby represent that the person
signing the report is authorized to submit it, that all
information contained herein is true, correct and complete, and
that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of
this form.
Person Signing this Report on Behalf of Reporting Manager:
Name: Robert A. DiMuccio
Title: Sr. Vice President and Treasurer
Phone: (401)334-6000
Signature, Place, and Date of Signing:
Robert A. DiMuccio Lincoln, Rhode Island March 31, 1999
Report Type (Check only one.):
[X] 13F HOLDINGS REPORT.
[ ] 13F NOTICE.
[ ] 13F COMBINATION REPORT.
List of Other Managers Reporting for this Manager:
<PAGE>
FORM 13F SUMMARY PAGE
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 152
Form 13F Information Table Value Total: 906,561,312
List of Other Included Managers:
No. 13F File Number Name
<PAGE>
<TABLE> <C> <C>
ITEM 8
ITEM 6 VOTING
INVESTMENT DISCRETION AUTHORITY
ITEM 5 ------------------------ (SHARES)
ITEM 2 ITEM 3 ITEM 4 SHARES OR (C) ----------------
ITEM 1 TITLE OF CUSIP FAIR MARKET PRINCIPAL (A) (B) SHARED ITEM 7 (A) (B) (C)
NAME OF ISSUER CLASS NUMBER VALUE AMOUNT SOLE SHARED -OTHER MGR SOLE SHARED NONE
- ------------------------------------------------------------------------------------------------------------------------------------
AIR PRODS & CHE COM 009158-10-6 5822500 170000 170000 170000
AIRTOUCH COMMUN COM 00949T-10-0 4541375 47000 47000 47000
ALCATEL SPONSORED ADR 013904-30-5 743704 32600 32600 32600
ALCOA INC COM 013817-10-1 1647520 40000 40000 40000
ALLERGAN INC COM 018490-10-2 5711875 65000 65000 65000
ALLERGAN SPECIA CL A 018494-10-4 32500 3250 3250 3250
ALLTEL CORP COM 020039-10-3 1307754 20966 20966 20966
AMERICAN ELEC P COM 025537-10-1 1610023 40567 40567 40567
AMERICAN HOME P COM 026609-10-7 15660000 240000 240000 240000
AMERICAN INTL G COM 026874-10-7 16793177 139218 139218 139218
AMERICAN STORES COM 030096-10-1 1320000 40000 40000 40000
AMERITECH CORP COM 030954-10-1 2650750 46000 46000 46000
AMR CORP COM 001765-10-6 3748032 64000 64000 64000
APPLIED MATLS I COM 038222-10-5 3133010 50788 50788 50788
ARCHSTONE CMNTY SH BEN INT 039581-10-3 724500 36000 36000 36000
ASSOCIATES FIRS CL A 046008-10-8 2169990 48222 48222 48222
AT&T CORP COM 001957-10-9 15822289 198242 198242 198242
ATLANTIC RICHFI COM 048825-10-3 5265000 72000 72000 72000
AUTODESK INC COM 052769-10-6 178089 4404 4404 4404
AVNET INC COM 053807-10-3 1102500 30000 30000 30000
BARD C R INC COM 067383-10-9 2774090 55000 55000 55000
BAXTER INTL INC COM 071813-10-9 3038772 46042 46042 46042
BELL ATLANTIC C COM 077853-10-9 3175711 61440 61440 61440
BELLSOUTH CORP COM 079860-10-2 3485481 87000 87000 87000
BORG-WARNER AUT COM 099724-10-6 1721268 36000 36000 36000
BP AMOCO P L C SPONSORED ADR 055622-10-4 18765295 185795 185795 185795
BRISTOL MYERS S COM 110122-10-8 28317600 441600 441600 441600
BROWN & SHARPE CL A 115223-10-9 290224 60300 60300 60300
BURLINGTON NORT COM 12189T-10-4 2958750 90000 90000 90000
BURLINGTON RES COM 122014-10-3 984472 24650 24650 24650
CABLETRON SYS I COM 126920-10-7 204700 25000 25000 25000
CAMPBELL SOUP C COM 134429-10-9 5330128 131000 131000 131000
CATERPILLAR INC COM 149123-10-1 6890700 150000 150000 150000
CENTRAL & SOUTH COM 152357-10-9 1289090 55000 55000 55000
CHEVRON CORPORA COM 166751-10-7 11537500 130000 130000 130000
CHOICEPOINT INC COM 170388-10-2 1197000 24000 24000 24000
COLGATE PALMOLI COM 194162-10-3 16560000 180000 180000 180000
COMPAQ COMPUTER COM 204493-10-0 278854 8800 8800 8800
COMPUTER SCIENC COM 205363-10-4 6622560 120000 120000 120000
CORNING INC COM 219350-10-5 6360000 106000 106000 106000
COVANCE INC COM 222816-10-0 664170 26500 26500 26500
CROSS A T CO CL A 227478-10-4 292520 40000 40000 40000
CVS CORP COM 126650-10-0 7790000 164000 164000 164000
CYPRUS AMAX MIN COM 232809-10-3 1993350 164400 164400 164400
DARDEN RESTAURA COM 237194-10-5 309375 15000 15000 15000
DAYTON HUDSON C COM 239753-10-6 7815113 117300 117300 117300
DEXTER CORP COM 252165-10-5 3543750 112500 112500 112500
DU PONT E I DE COM 263534-10-9 4668265 80400 80400 80400
EASTMAN KODAK C COM 277461-10-9 6337997 99225 99225 99225
ECHELON INTL CO COM 278747-10-0 67098 3419 3419 3419
ECOLAB INC COM 278865-10-0 7526000 212000 212000 212000
EL PASO ENERGY COM 283905-10-7 775359 23720 23720 23720
ELECTRONIC DATA COM 285661-10-4 2190960 45000 45000 45000
EMERSON ELEC CO COM 291011-10-4 4235040 80000 80000 80000
EQUIFAX INC COM 294429-10-5 8250000 240000 240000 240000
EXXON CORP COM 302290-10-1 32942266 466849 466849 466849
FEDERAL NATL MT COM 313586-10-9 14487100 209200 209200 209200
FLEET FINL GROU COM 338915-10-1 7052430 187440 187440 187440
FLORIDA PROGRES COM 341109-10-6 1936009 51285 51285 51285
FORD MTR CO DEL COM 345370-10-0 5215296 92000 92000 92000
FPL GROUP INC COM 302571-10-4 2982000 56000 56000 56000
GABLES RESIDENT SH BEN INT 362418-10-5 658140 30000 30000 30000
GENERAL ELEC CO COM 369604-10-3 34293750 310000 310000 310000
GENERAL MLS INC COM 370334-10-4 1133445 15000 15000 15000
GOODYEAR TIRE & COM 382550-10-1 3206463 64370 64370 64370
GRAINGER W W IN COM 384802-10-4 5856568 136000 136000 136000
GTE CORP COM 362320-10-3 4840000 80000 80000 80000
HALLIBURTON CO COM 406216-10-1 2502500 65000 65000 65000
HANNAFORD BROS COM 410550-10-7 2358232 51900 51900 51900
HASBRO INC COM 418056-10-7 3016787 104250 104250 104250
HEINZ H J CO COM 423074-10-3 3197813 67500 67500 67500
HEWLETT-PACKARD COM 428236-10-3 9493820 140000 140000 140000
IDACORP INC COM 451107-10-6 1471900 50000 50000 50000
INGERSOLL RAND COM 456866-10-2 5582813 112500 112500 112500
INTEL CORP COM 458140-10-0 18782250 158000 158000 158000
INTERNATIONAL B COM 459200-10-1 14491960 81760 81760 81760
JO-ANN STORES I CL A 47758P-10-9 344163 25030 25030 25030
KIMBERLY CLARK COM 494368-10-3 4486997 93600 93600 93600
KLA-TENCORP COR COM 482480-10-0 1352965 27860 27860 27860
LATIN AMERICAN COM 51828C-10-6 662063 80250 80250 80250
LUCENT TECHNOLO COM 549463-10-7 13527216 125252 125252 125252
MATTEL INC COM 577081-10-2 1853267 74315 74315 74315
MCKESSON HBOC I COM 58155Q-10-3 8910000 135000 135000 135000
MDU RES GROUP I COM 552690-10-9 7282828 318375 318375 318375
MEDIAONE GROUP COM 58440J-10-4 2854710 45000 45000 45000
MEDPARTNERS INC COM 58503X-10-7 66153 13927 13927 13927
MELLON BK CORP COM 585509-10-2 9975656 141750 141750 141750
MERCK & CO INC COM 589331-10-7 28845000 360000 360000 360000
MINNESOTA MNG & COM 604059-10-5 5235500 74000 74000 74000
MOBIL CORP COM 607059-10-2 10560000 120000 120000 120000
MORGAN J P & CO COM 616880-10-0 12718482 103088 103088 103088
MORGAN STANLEY COM 61744U-10-6 6651344 831418 831418 831418
MORGAN STANLEY COM NEW 617446-44-8 13191816 132000 132000 132000
MORGAN STANLEY COM 61744G-10-7 1920050 200779 200779 200779
MORRISON HEALTH COM 61841L-10-8 1041219 58250 58250 58250
MOTOROLA INC COM 620076-10-9 6226250 85000 85000 85000
NABISCO HLDGS C CL A 629526-10-4 1354954 32600 32600 32600
NCR CORP NEW COM 62886E-10-8 603850 12077 12077 12077
NEW CENTURY ENE COM 64352U-10-3 1192205 35000 35000 35000
NEW YORK TIMES CL A 650111-10-7 3135000 110000 110000 110000
NEWBRIDGE NETWO COM 650901-10-1 2520000 80000 80000 80000
NEWMONT MINING COM 651639-10-6 491435 28082 28082 28082
NEWPORT NEWS SH COM 652228-10-7 760512 24000 24000 24000
NORTHERN TELECO COM 665815-10-6 1410238 22700 22700 22700
NOVELLUS SYS IN COM 670008-10-1 1653750 30000 30000 30000
ORACLE CORP COM 68389X-10-5 4519884 171370 171370 171370
PENNEY J C INC COM 708160-10-6 396900 9800 9800 9800
PEPSICO INC COM 713448-10-8 6270080 160000 160000 160000
PITNEY BOWES IN COM 724479-10-0 7012500 110000 110000 110000
PNC BK CORP COM 693475-10-5 6889812 124000 124000 124000
POST PPTYS INC COM 737464-10-7 2229375 61500 61500 61500
PPG INDS INC COM 693506-10-7 6093625 118900 118900 118900
QUAKER OATS CO COM 747402-10-5 9337500 150000 150000 150000
QUEST DIAGNOSTI COM 74834L-10-0 643804 28935 28935 28935
RAYTHEON CO CL A 755111-30-9 73631 1275 1275 1275
RAYTHEON CO CL B 755111-40-8 7035000 120000 120000 120000
READERS DIGEST CL A NON VTG 755267-10-1 1414710 45000 45000 45000
RUBY TUESDAY IN COM 781182-10-0 2541094 146250 146250 146250
SBC COMMUNICATI COM 78387G-10-3 1380627 29258 29258 29258
SCHERING PLOUGH COM 806605-10-1 45778161 828564 828564 828564
SCUDDER NEW ASI COM 811183-10-2 903144 87050 87050 87050
SCUDDER NEW EUR COM 810905-10-9 3259355 171545 171545 171545
SEAGATE TECHNOL COM 811804-10-3 1478150 50000 50000 50000
SEMPRA ENERGY COM 816851-10-9 2669070 139101 139101 139101
SMITHKLINE BEEC ADR REP ORD 832378-30-1 11440000 160000 160000 160000
SONOSITE INC COM 83568G-10-4 229158 16666 16666 16666
SPACELABS MED I COM 846247-10-4 840650 50000 50000 50000
SPRINT CORP COM FON GROUP 852061-10-0 8831250 90000 90000 90000
SPRINT CORP PCS COM SER 1 852061-50-6 1994085 45000 45000 45000
SPX CORP COM 784635-10-4 1342811 26623 26623 26623
STATE STR CORP COM 857477-10-3 32406500 394000 394000 394000
SUN MICROSYSTEM COM 866810-10-4 25012600 200000 200000 200000
SYSCO CORP COM 871829-10-7 10525200 400000 400000 400000
SYSTEM SOFTWARE COM 871839-10-6 33750 15000 15000 15000
TELEPHONE & DAT COM 879433-10-0 2818750 50000 50000 50000
TEMPLE INLAND I COM 879868-10-7 4235625 67500 67500 67500
TENNECO INC NEW COM 88037E-10-1 558760 20000 20000 20000
TEXACO INC COM 881694-10-3 7050620 124240 124240 124240
TEXAS INSTRS IN COM 882508-10-4 2838550 28600 28600 28600
TEXTRON INC COM 883203-10-1 11606250 150000 150000 150000
TIME WARNER INC COM 887315-10-9 18128128 256000 256000 256000
TRICON GLOBAL R COM 895953-10-7 1124000 16000 16000 16000
TRINET CORPORAT COM 896287-10-9 1446375 57000 57000 57000
UNION PAC CORP COM 907818-10-8 1710016 32000 32000 32000
UNION PAC RES G COM 907834-10-5 2657649 223802 223802 223802
UNITED TECHNOLO COM 913017-10-9 14432273 106560 106560 106560
UNUM CORP COM 903192-10-2 5231930 110000 110000 110000
U S WEST INC NE COM 91273H-10-1 2545452 46228 46228 46228
WACHOVIA CORP COM 929771-10-3 7794048 96000 96000 96000
WAL MART STORES COM 931142-10-3 8564265 92900 92900 92900
WARNER LAMBERT COM 934488-10-7 14045000 212000 212000 212000
WEYERHAEUSER CO COM 962166-10-4 2636254 47500 47500 47500
</TABLE>
