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FORM N-SAR
SEMI-ANNUAL REPORT
FOR REGISTERED INVESTMENT COMPANIES
Report for six month period ending: (a)
or fiscal year ending: 12/31/99 (b)
Is this a transition report? (Y/N) N
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Is this an amendment to a previous filing? (Y/N) N
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Those items or sub-items with a box "[/] after the item number should be
completed only if the answer has changed from the previous filing on this form.
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1.A. Registrant Name: MASSACHUSETTS MUTUAL VARIABLE ANNUITY SEPARATE ACCOUNT 4
B. File Number: 811-08619
C. Telephone Number: (413) 788-8411
2.A. Street: 1295 State Street
B. City: Springfield C. State: MA D. Zip Code: 01111 E. Zip Ext.: 0001
E. Foreign Country:
3.Is this the first filing on this form by Registrant? (Y/N) N
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4.Is this the last filing on this form by Registrant? (Y/N) N
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5.Is Registrant a small business investment company (SBIC)? (Y/N) N
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[If answer is "Y" (Yes), complete only items 89 through 110.]
6.Is Registrant a unit investment trust (UIT)? (Y/N) Y
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[If answer is "Y" (Yes) complete only items 111 through 132.]
7.A.Is Registrant a series or multiple portfolio company? (Y/N)
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[If answer is "N" (No), go to item 8.]
B.How many separate series or portfolios did Registrant have at the end of
the period?
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For period ending 12-31-99 If filing more than one
File number 811-08619 Page 47, "X" box: |_|
UNIT INVESTMENT TRUSTS
111.A.[/] Depositor Name:
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B.[/] File Number (If any):
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C.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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111.A.[/] Depositor Name:
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B.[/] File Number (If any):
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C.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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112.A.[/] Sponsor Name:
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B.[/] File Number (If any):
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C.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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112.A.[/] Sponsor Name:
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B.[/] File Number (If any):
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C.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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47
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For period ending 12-31-99 If filing more than one
File number 811-08619 Page 48, "X" box: |_|
113.A.[/] Trustee Name:
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B.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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113.A.[/] Trustee Name:
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B.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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114.A.[/] Principal Underwriter Name:
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B.[/] File Number:
C.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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114.A.[/] Principal Underwriter Name:
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B.[/] File Number:
C.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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115.A.[ ] Independent Public Accountant Name: Deloitte & Touche LLP
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B.[ ] City: New York State: NY Zip Code: 10281 Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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115.A.[/] Independent Public Accountant Name:
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B.[/] City: State: Zip Code: Zip Ext.:
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[/] Foreign Country: Foreign Postal Code:
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48
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For period ending 12-31-99 If filing more than one
File number 811-08619 Page 49, "X" box: |_|
116. Family of investment companies information:
A. [/] Is Registrant part of a family of investment
companies? (Y/N)
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Y/N
B. [/] Identify the family in 10 letters:
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(NOTE: In filing this form, use this identification
consistently for all investment companies in family.
This designation is for purposes of this form only.)
117. A. [/] Is Registrant a separate account of an insurance
company?(Y/N)
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Y/N
If answer is "Y" (Yes), are any of the following types
of contracts funded by the Registrant?
B. [/] Variable annuity contracts? (Y/N)
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Y/N
C. [/] Scheduled premium variable life
contracts? (Y/N)
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Y/N
D. [/] Flexible premium variable life
contracts? (Y/N)
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Y/N
E. [/] Other types of insurance products
registered under the Securities Act
of 1933 (Y/N)
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Y/N
118.[/] State the number of series existing at the end of
the period that had securities registered under the
Securities Act of 1933
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119.[/] State the number of new series for which registration
statements under the Securities Act of 1933 became effective
during the period
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120.[/]State the total value of the portfolio securities on
the date of deposit for the new series included in item 119
($000's omitted) $
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121.[/] State the number of series for which a current
prospectus was in existence at the end of the period
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122. [/] State the number of existing series for which
additional units were registered under the Securities Act
of 1933 during the current period
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49
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For period ending 12-31-99 If filing more than one
File number 811-08619 Page 50, "X" box: |_|
123.[/] State the total value of the additional units considered in answering
item 122 ($000's omitted) $ 95,885
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124.[/] State the total value of units of prior series that were placed in the
portfolios of subsequent series during the current period (the value of these
units is to be measured on the date they were placed in the subsequent series)
($000's omitted) $
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125.[/] State the total dollar amount of sales loads collected (before
reallowances to other brokers or dealers) by Registrant's principal underwriter
and any underwriter which is an affiliated person of the principal underwriter
during the current period solely from the sale of units of all series of
Registrant ($000's omitted) $ -0-
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126. Of the amount shown in item 125, state the total dollar amount of sales
loads collected from secondary market operations in Registrant's units (include
the sales loads, if any, collected on units of a prior series placed in the
portfolio of a subsequent series.) ($000's omitted) $ -0-
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127. List opposite the appropriate description below the number of series whose
portfolios are invested primarily (based upon a percentage of NAV) in each type
of security shown, the aggregate total assets at market value as of a date at or
near the end of the current period of each such group of series and the total
income distributions made by each such group of series during the current period
(excluding distributions of realized gains, if any):
A. U.S. Treasury direct issue $ $
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B. U.S. Government agency $ $
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C. State and municipal tax-free $ $
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D. Public Utility debt $ $
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E. Brokers or dealers debt or
debt of brokers' or dealers'
parent $ $
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F. All other corporate intermed.
& long term debt $ $
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G. All other corporate short-
term debt $ $
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H. Equity securities of brokers
dealers or parents of brokers
or dealers $ $
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I. Investment company equity
securities $ $
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J. All other equity securities $ 97,377
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K. Other securities $ $
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L. Total assets of all
series of registrant $ 98,380
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50
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For period ending 12-31-99 If filing more than one
File number 811-08619 Page 51, "X" box: |_|
128.[/] Is the timely payment of principal and interest on any of the portfolio
securities held by any of Registrant's series at the end of the current period
insured or guaranteed by an entity other than the issuer? (Y/N)
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Y/N
[If answer is "N" (No), go to item 131.]
129.[/] Is the issuer of any instrument covered in item 128 delinquent or in
default as to payment of principal or interest at the end of the current period?
(Y/N)
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Y/N
[If answer is "N" (No), go to item 131.]
130.[/] In computations of NAV or offering price per unit, is any part of the
value attributed to instruments identified in item 129 derived from insurance or
guarantees? (Y/N)
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Y/N
131.[/] Total expenses incurred by all series of Registrant during the current
reporting period ($000's omitted) $ 420
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132.[/] List the "811" (Investment Company Act of 1940) registration number for
all Series of Registrant that are being included in this filing:
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
811. 811. 811. 811. 811.
51
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SIGNATURE PAGE
This report is signed on behalf of the registrant.
City of: Springfield State of: MA Date: February 24, 2000
Name of Registrant: Massachusetts Mutual Variable Annuity Separate Account 4
By: /s/ Stephen R. Bosworth Witness: /s/ James M. Rodolakis
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Stephen R. Bosworth James M. Rodolakis
Vice President and Counsel
Associate General Counsel
