UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 29549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: September 30,1999
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: Massachusetts Mutual Life Insurance Company
Address: 1295 State Street
Springfield, Massachusetts 01111-0001
13F File Number: 28-548
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: David E. Fusco
Title: Compliance Director
Phone: 413-744-7410
Signature, Place, and Date of Signing:
/s/ David E. Fusco
Springfield, Massachusetts
November 9, 1999
Report Type (Check only one.):
[x] 13F HOLDINGS REPORT
[ ] 13F NOTICE
[ ] 13F COMBINATION REPORT
List of Other Managers Reporting for this Manager:
NONE
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FORM 13F
SUMMARY PAGE Report Summary:
Number of Other Included Managers: None (See note below)
Form 13F Information Table Entry Total: 72
Form 13F Information Table Value Total: $289,575,000
List of Other Included Managers:
Please note that in the past Form 13F's were filed by Massachusetts
Mutual Life Insurance Company ("MassMutual") on behalf of David L. Babson
and Company Inc. ("Babson") and OppenheimerFunds Inc. ("Oppenheimer").
Babson and Oppenheimer are indirect, majority-owned subsidiaries
of MassMutual. For this filing, and future filings, Babson and
Oppenheimer will file Form 13F's on their own behalf.
Babson and Oppenheimer have indicated that they exercise "sole"
investment discretion with respect to the securities positions
reported in their respective Form 13F's. Nevertheless, such
positions shall also be deemed reported on behalf of MassMutual
to the extent that MassMutual may be deemed to "share" investment
discretion over the positions as a result of its ownership
interests in Babson and Oppenheimer.
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FORM 13F INFORMATION TABLE
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Name of Issuer Title CUSIP Value Shrs or SH/ Put/ INVSTMT Other Voting Authority
Of Class (x$100) Prn amt PRN Call DSCRETN Mgrs Sole Shared None
__________________________________________________________________________________________________________
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
A M R Corporation COM 001765106 4,551 83,512 SH Sole 83,512
American Cntry Hldg COM 025278102 725 515,590 SH Sole 515,590
American Cntry Hldg WT 025278110 34 183,117 SH Sole 183,117
Amerisource Health COM CL A 03071P102 888 37,500 SH Sole 37,500
AMF Bowling Inc DB CV 144 03113VAA7 2,606 27,840,000 PRN Sole X
Associated Material COM 045709102 3,075 200,000 SH Sole 200,000
Autonation COM 05329W102 1,507 120,000 SH Sole 120,000
Barclays Bank PLC SPN ADR 06738C505 20,800 800,000 SH Sole 800,000
Budget Group COM CL A 119003101 3,367 476,726 SH Sole 476,726
Canadian Nat Rail PFD CV 136375409 3,877 75,000 SH Sole 75,000
Collins & Aikman COM 194830105 1,208 172,600 SH Sole 172,600
Computer Horizons COM 205908106 1,163 100,000 SH Sole 100,000
Continental Airline COM CL B 210795308 3,536 107,955 SH Sole 107,955
Correctional Serv COM 219921103 265 53,672 SH Sole 53,672
Cymer Inc. SB CV 232572AA5 4,816 4,950,000 PRN Sole X
Cymer Inc. SB NT CV 232572AC1 4,079 4,200,000 PRN Sole X
Diamond Off Drillng SB NT CV 25271CAA0 11,242 10,650,000 PRN Sole X
Dura Pharmaceutical SB NT CV 26632SAA7 2,580 3,350,000 PRN Sole X
Emcor Group SB NT CV 29084QAC4 4,091 4,550,000 PRN Sole X
Energy Conv Devices WT 292659224 382 139,000 SH Sole 139,000
Excalibur Technol COM 300651205 495 60,000 SH Sole 60,000
Family Golf Centers SB NT CV 30701AACO 4,891 15,750,000 PRN Sole X
General Chemical COM 369332101 1,081 314,600 SH Sole 314,600
Gentek Inc COM 37245X104 3,579 314,600 SH Sole 314,600
Gerald Stevens COM 37369G101 1,050 75,000 SH Sole 75,000
Healthplan Services COM 421959107 1,009 133,376 SH Sole 133,376
Healthsouth Corp SB DB CV 421924AD3 11,409 14,750,000 PRN Sole X
Healthsouth Corp SB DB CV 421924AF8 1,160 1,500,000 PRN Sole X
Hilton Hotels Corp SB NT CV 432848AL3 9,821 12,190,000 PRN Sole X
ITC\Deltacom COM 45031T104 192 6,979 SH Sole 6,979
Interim Services SB NT CV 45868PAA8 7,771 9,800,000 PRN Sole X
K N Energy COM 482620101 398 17,754 SH Sole 17,754
Kellstrom Inds SB NT CV 488035AE6 13,224 19,250,000 PRN Sole X
Keravision Inc COM 492061106 943 72,500 SH Sole 72,500
Key Energy Serv SB NT CV 492914AF3 2,568 3,750,000 PRN Sole X
Lund Intl Holdings COM 550368104 1,600 285,714 SH Sole 285,714
Mascotech Inc SB DB CV 574670AB1 5,792 7,450,000 PRN Sole X
Magna International SB DB CV 559222AG9 21,661 24,000,000 PRN Sole X
MassMutual Part Inv SH BEN IN 576299101 138 13,669 SH Sole 13,669
Medscape Inc COM 585046105 101 10,000 SH Sole 10,000
Mercury Computer COM 589378108 10,998 340,500 SH Sole 340,000
Midway Airlines COM 598126100 531 83,337 SH Sole 83,337
Mindspring Enterp SB NT CV 602683AA2 17,249 18,700,000 PRN Sole X
Multex.Com Inc COM 625367107 4,037 333,350 SH Sole 333,350
Musicmaker.Com Inc COM 62757C108 516 50,000 SH Sole 50,000
National SemiCondu SB NT CV 637640AB9 405 410,000 PRN Sole X
Oak Industries SB NT CV 671400AJ8 1,824 1,750,000 PRN Sole X
Oak Industries SB NT CV 671400AL3 3,574 3,430,000 PRN Sole X
Ocean Energy Inc COM 67481E106 1,224 126,488 SH Sole 126,488
Optical Security Gr COM 683848204 1,575 500,000 SH Sole 500,000
Owens-Illinois CONV PRE 690768502 2,791 85,560 SH Sole 85,560
Oxford Health Plans COM 691471106 1,875 150,000 SH Sole 150,000
Pathways Group Inc. COM 70321D106 879 153,000 SH Sole 153,000
Precision Standard COM 740327200 2,193 300,000 SH Sole 300,000
PSINET PFD CV 74437C309 3,545 89,475 SH Sole 89,475
R & B Falcon Corp COM 74912E101 1,969 150,000 SH Sole 150,000
Railtex Inc COM 750766107 1,855 118,331 SH Sole 118,331
Rent Way Inc COM 76009U104 11,847 623,500 SH Sole 623,500
Republic Services COM CL A 760759100 2,447 225,000 SH Sole 225,000
Royal Bank Scotland SP ADR 780097309 15,450 600,000 SH Sole 600,000
Security Capital US SP ADR 814136206 12,133 662,560 SH Sole 662,560
Storage Technology COM 862111200 125 6,522 SH Sole 6,522
Sunglass Hut Intl SB NT CV 86736FAA4 2,577 3,280,000 PRN Sole X
Supreme Industries COM CL A 868607102 1,532 230,922 SH Sole 230,922
Swiss Army Brands COM 870827102 1,665 180,000 SH Sole 180,000
TGC Industries Inc COM 872417308 7 12,721 SH Sole 12,721
TSR Inc COM 872885108 1,107 164,000 SH Sole 164,000
Tower Automotive SB NT CV 891707AE1 691 750,000 PRN Sole X
Transmontaigne Inc COM 893934109 14,992 1,175,846 SH Sole 1,175,846
Tridex Corp COM 895906105 514 285,714 SH Sole 285,714
Women First Health COM 978150100 303 43,000 SH Sole 43,000
World Color Press SR SB NT 981443AA2 3,470 3,245,000 PRN Sole X
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