MDY SPDR S&P MIDCAP 400

1.

A.

Registrant Name:  MIDCAP SPDR TRUST, SERIES 1

B.

File Number: 811-8972

C.

Telephone Number: (212) 298-1703

2.

A.

Street:  101 Barclay st.

B.

City:  New York

C. State: NY

D. Zip Code: 10286

Zip Ext:

E.

Foreign Country:

Foreign Postal Code:

3.

Is this the first filing on this form by Registrant? (Y/N)

N

4.

Is this the last filing on this form by Registrant? (Y/N)

N

5.

Is Registrant a small business investment company (SBIC)? (Y/N)

N

[If answer is “Y” (Yes), complete only items 89 through 110.]

6.

Is Registrant a unit investment trust (UIT)? (Y/N)

Y

[If answer is “Y” (Yes) complete only items 111 through 132.]

7.

A.

Is Registrant a series or multiple portfolio company? (Y/N)

N

[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?

For period ending

12/31/08

  If filing more than one

File number:

811-8972

     page 2,“X” box:                   o

C.

List the name of each series or portfolio and give a consecutive number to each series or portfolio starting with the number 1. USE THIS SAME NUMERICAL DESIGNATION FOR EACH SERIES OR PORTFOLIO IN THE SERIES INFORMATION BLOCK IN THE TOP RIGHT CORNER OF THE SCREENS SUBMITTED IN THIS FILING AND IN ALL SUBSEQUENT FILINGS ON THIS FORM. THIS INFORMATION IS REQUIRED EACH TIME THE FORM IS FILED.

Series

Is this the
last filing

Number

Series Name

for this series?

(Y/N)

For period ending

12/31/08

  If filing more than one

File number:

811-8972

     page 47,“X” box:                   o

111.

A.

x

Depositor Name: THE DEPOSITORY TRUST COMPANY

B.

x

File Number (If any):

C.

x

City:  NEW YORK

C. State: NY

D. Zip Code: 10004

Zip Ext:

x

Foreign Country:

Foreign Postal Code:

112.

A.

x

Depositor Name: PDR SERVICES LLC

B.

x

File Number (If any):

C.

x

City:  NEW YORK

C. State: NY

D. Zip Code: 10005

Zip Ext:

x

Foreign Country:

Foreign Postal Code:

For period ending

12/31/08

  If filing more than one

File number:

811-8972

     page 48,“X” box:                   o

113.

A.

x

Trustee Name: THE BANK OF NEW YORK MELLON

B.

x

City:  BROOKLYN

C. State:  NY

D. Zip Code: 11217

Zip Ext:

x

Foreign Country:

Foreign Postal Code:

114.

A.

x

Principal Underwriter Name: ALPS DISTRIBUTORS, INC.

B.

x

File Number (If any):

C.

x

City:  DENVER

C. State: CO

D. Zip Code: 80203

Zip Ext:

x

Foreign Country:

Foreign Postal Code:

115.

A.

x

Independent Public Accountant Name:  PRICEWATERHOUSE COOPERS LLP

B.

x

File Number (If any):

C.

x

City:  NEW YORK

C. State: NY

D. Zip Code: 10017

Zip Ext:

x

Foreign Country:

Foreign Postal Code:

For period ending

12/31/08

  If filing more than one

File number:

811-8972

     page 49,“X” box:                   o

116.

Family of investment companies information:

A.

x

Is Registrant part of a family of investment companies? (Y/N) N

B.

x

Identify the family in 10 letters: 

(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.

x

Is Registrant a separate account of an insurance company? (Y/N) N

If answer is “Y” (Yes), are any of the following types of contracts funded by the Registrant?:

B.

x

Variable annuity contracts? (Y/N)

C.

x

Scheduled premium variable life contracts? (Y/N)

D.

x

Flexible premium variable life contracts? (Y/N)

E.

x

Other types of insurance products registered under the Securities Act of 1933 ? (Y/ N)

118.

x

State the number of series existing at the end of the period that had securities registered under the Securities Act of 1933

1

119.

x

State the number of new series for which registration statements under the Securities Act of 1933 became effective during the period

0

120.

x

State the total value of the portfolio securities on the date of deposit for the new series included in item 119 ($000’s omitted)

$

0

121.

x

State the number of series for which a current prospectus was in existence at the end of the period

1

122.

x

State the number of existing series for which additional units were registered under the Securities Act of 1933 during the current period

0

For period ending

12/31/08

  If filing more than one

File number:

811-8972

     page 50,“X” box:                   o

123.

x

State the total value of the additional units considered in answering item 122 ($000’s omitted)

$

290,559

124.

x

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)

$

0

125.

x

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

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

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):

Number
of
Series
Investing

Total Assets

Total Income
Distributions

($000’s
omitted)

($000’s omitted)

A.

U.S. Treasury direct issue

$

$

B.

U.S. Government agency

$

$

C.

State and municipal tax-free

$

$

D.

Public utility debt

$

$

E.

Brokers or dealers debt or debt of brokers’ or dealers’ parent

$

$

F.

All other corporate intermediate & long-term debt

$

$

G.

All other corporate short-term debt

$

$

H.

Equity securities of brokers or dealers or parents of brokers or dealers

$

$

I.

Investment company equity series

$

$

J.

All other equity securities

1

$

6,782,510

$

113,059

K.

Other securities

$

0

$

L.

Total assets of all series of registrant

1

$

6,782,510

$

113,059

For period ending

12/31/08

  If filing more than one

File number:

811-8972

     page 51,“X” box:                   o

128.

x

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)

[If answer is “N” (No), go to item 131.]

N

129.

x

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)

[If answer is “N” (No), go to item 131.]

130.

x

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)

131.

Total expenses incurred by all series of Registrant during the current reporting period ($000’s omitted)

$

19,701

132.

x

List the “811” (Investment Company Act of 1940) registration number for all Series of Registrant that are being included in this filing:

811-8972

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City of: New York

State of: NY

Date: 2/20/2009

By:

Cindy Teitler, VP

Witness:

Kam Chan, VP

Name and Title

Name and Title