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                                  SCHEDULE 13D

                    Under the Securities Exchange Act of 1934

                           (Amendment No. __________)*

                                F5 NETWORKS, INC.
--------------------------------------------------------------------------------
                                (Name of Issuer)


                           Common Stock, no par value
--------------------------------------------------------------------------------
                         (Title of Class of Securities)


                                    315616102
                         -------------------------------
                                 (CUSIP Number)

    Richard C. Hedreen                    Robert C. Diercks
    P.O. Box 9006                         Foster Pepper & Shefelman PLLC
    Seattle, Washington 98109             1111 Third Avenue, Suite 3400
    (206) 624-8909                        (206) 447- 4400

           (Name, Address and Telephone Number of Person Authorized to
                       Receive Notices and Communications)


                                 October 2, 2001
                         -------------------------------
             (Date of Event which Requires Filing of This Statement)


If the filing person has previously  filed a statement on Schedule 13G to report
the  acquisition  which is the subject of this  Schedule 13D, and is filing this
schedule because of ss.ss. 13d-1(e),  13d-1(f) or 13d-1(g),  check the following
box.

Note:  Schedules  filed in paper format shall include a signed original and five
copies of the schedule,  including all exhibits. See ss. 13d-7 for other parties
to whom copies are to be sent.

*The  remainder of this cover page shall be filled out for a reporting  person's
initial filing on this form with respect to the subject class of securities, and
for  any  subsequent   amendment   containing   information  which  would  alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the  Securities  Exchange  Act of
1934 ("Act") or otherwise  subject to the liabilities of that section of the Act
but  shall be  subject  to all other  provisions  of the Act  (however,  see the
Notes).



     Potential  persons  who are to respond  to the  collection  of  information
     contained in this form are not required to respond unless the form displays
     a currently valid OMB control number.


                                Page 1 of 5 pages



------------------------                              --------------------------
CUSIP NO. 315616102                    13D             Page 2 of 5 Pages
------------------------                              --------------------------

----- --------------------------------------------------------------------------
  1    NAME OF REPORTING PERSON
       S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
       HEDREEN JOINT VENTURE

----- --------------------------------------------------------------------------
  2    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*           (a) |_|
                                                                   (b) |_|

----- --------------------------------------------------------------------------
  3     SEC USE ONLY


----- --------------------------------------------------------------------------
  4    SOURCE OF FUNDS*
       WC

----- --------------------------------------------------------------------------
  5    CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO
       ITEMS 2(d) or 2(E)

----- --------------------------------------------------------------------------
  6    CITIZENSHIP OR PLACE OF ORGANIZATION
       State of Washington

----- --------------------------------------------------------------------------
                 ----- ---------------------------------------------------------
    NUMBER OF      7    SOLE VOTING POWER
     SHARES
   BENEFICIALLY         1,326,842
    OWNED BY     ----- ---------------------------------------------------------
      EACH         8    SHARED VOTING POWER
   REPORTING
     PERSON      ----- ---------------------------------------------------------
      WITH         9    SOLE DISPOSITIVE POWER
                        1,326,842
                 ----- ---------------------------------------------------------
                   10   SHARED DISPOSITIVE POWER

--------------------------------------------------------------------------------
  11   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

       1,326,842
----- --------------------------------------------------------------------------
  12   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*

----- --------------------------------------------------------------------------
  13   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11

       5.4%
----- --------------------------------------------------------------------------
  14   TYPE OF REPORTING PERSON*

       PN

----- --------------------------------------------------------------------------

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!


                                Page 2 of 5 pages


Item 1.     Security and Issuer.

     This  statement  relates  to the Shares of Common  Stock,  no par value per
share,  (the  "Shares") of F5  Networks,  Inc.  (the  "Issuer").  The  principal
executive office of the Issuer is located at 401 Elliottt Avenue West,  Seattle,
Washington 98119.

Item 2.     Identity and Background.

     The persons filing this statement are Hedreen Joint Venture ("HJV"). HJV is
a  Washington  joint  venture  whose  principal  business is  administering  the
brokerage  accounts of the joint venturers (the  "Venturers") as one pooled fund
for the sole purpose of cross-collateralization. Richard C. Hedreen is JV's sole
manager. The principal office of JV is P.O. Box 9006, Seattle, Washington 98109.
The names,  business  addresses and  principal  business of the Venturers are as
follows:

     a.  Richard C.  Hedreen,  P.O. Box 9006,  Seattle,  Washington  98109.  Mr.
Hedreen is the sole  manager of the JV. Mr.  Hedreen is a real estate  developer
and investor.

b. Cypress Partners Limited  Partnership,  P. O. Box 9006,  Seattle,  Washington
98109.

c. Cypress Nevada LLC, P. O. Box 50401, Henderson, Nevada 89016.

d. Elizabeth Hill Irrevocable Trust, P.O. Box 9006, Seattle, Washington 98109.

e. David T. Lyons, 900 Fourth Avenue, Suite 4050, Seattle, Washington 98164. Mr.
Lyons is the trustee of the Elizabeth Hill Irrevocable Trust.

f. Guy Hedreen Irrevocable Trust, P.O. Box 9006, Seattle, Washington 98109.

g. David T. Lyons, 900 Fourth Avenue, Suite 4050, Seattle, Washington 98164. Mr.
Lyons is the trustee of the Guy Hedreen Irrevocable Trust.

h. Jane Hedreen Irrevocable Trust P.O. Box 9006, Seattle, Washington 98109.

i. David T. Lyons, 900 Fourth Avenue, Suite 4050, Seattle, Washington 98164. Mr.
Lyons is the trustee of the Jane Hedreen Irrevocable Trust.

j. R.C. Hedreen Co., P.O. Box 9006, Seattle, Washington 98109.

k. Richard C. Hedreen, P.O. Box 9006, Seattle,  Washington 98109. Mr. Hedreen is
the president of R.C. Hedreen Co.

l. Hedreen Coinstar Trust, P.O. Box 9006, Seattle, Washington 98109.

m. Guy M. Hedreen, P.O. Box 9006, and Seattle,  Washington 98109. Mr. Hedreen is
the trustee of the Hedreen Coinstar Trust.

n. Hedreen Family Limited Partnership, P.O. Box 9006, Seattle, Washington 98109

o. Richard C. Hedreen and  Elizabeth  Ann P.  Hedreen,  P.O. Box 9006,  Seattle,
Washington  98109.  Mr. and Mrs. Hedreen are the general partners of the Hedreen
Family Limited Partnership.


                                Page 3 of 5 pages



p. Hedreen Grandchildren's Irrevocable Trust, P.O. Box 9006, Seattle, Washington
98109.

q. David T. Lyons, 900 Fourth Avenue, Suite 4050, Seattle, Washington 98164. Mr.
Lyons is the trustee of the Hedreen Grandchildren's Irrevocable Trust.

r. David T. Lyons, 900 Fourth Avenue, Suite 4050, Seattle, Washington 98164. Mr.
Lyons is the trustee of the Carl Hedreen Irrevocable Trust.

s. R.C. Hedreen Co., P. O. Box 9006, Seattle, Washington 98109. R.C. Hedreen Co.
is the manager of Cypress Nevada LLC.

t. Carl Hedreen Irrevocable Trust, P.O. Box 9006, Seattle, Washington 98109.


During  the last five  years,  to the best  knowledge  of Mr.  Hedreen  and HJV,
neither Mr. Hedreen, the HJV nor any other person named in this Item 2, has been
convicted in a criminal  proceeding  (excluding  traffic  violations  or similar
misdemeanors)  or has  been a  party  to a civil  proceeding  of a  judicial  or
administrative  body of competent  jurisdiction as a result of which he or it is
or was subject to a judgment,  decree or final order enjoining future violations
of,  or  prohibiting  or  mandating  activities  subject  to,  federal  or state
securities laws or finding any violation with respect to such laws.

Business  address of HJV:  P.O. Box 9006,  Seattle,  Washington
98109.

Item 3.    Source and Amount of Funds and Other Consideration.

     The source and  amount of the funds  used in making  the  purchases  of the
shares of Common Stock  described  herein was a charge to the margin  account of
HJV at J P Morgan for 747,875.

Item 4.    Purpose of Transaction.

     The JV and the beneficial  owners of the Shares  acquired the Shares of the
Issuer  for  investment  purposes.  At this  time,  they  have no  intention  of
acquiring any material amount of additional  shares of the Issuer,  although the
reserve the right to make additional  material  purchases on the open market and
in private transactions.

Item 5.    Interest in Securities of the Issuer.

     Mr. Hedreen may be deemed to have the sole power to vote or direct the vote
and the sole power to dispose or direct the  disposition of 1,326,842  shares of
Common Stock of the Issuer. Such shares represent 5.4% of the Outstanding Common
Stock of the Issuer.  This percentage  amount is based upon 24,799,397 shares of
Common  Stock of the Issuer  Outstanding  on August 6, 2001,  as reported by the
Issuer on Form 10-Q (file No. 000-26041) filed on or about August 15, 2001.


                                Page 4 of 5 pages


      HJV purchased  75,000 shares of Common Stock of the Issuer
on  October  2,  2001 at a price of $8.55  per  share  on the  open  market  and
     purchased 12,500 shares of Common Stock of the Issuer on October 3, 2001 at
a
price of $8.53 per  share on the open  market.  These are the only  transactions
involving shares of the Issuer effected by Mr. Hedreen or HJV during the past 60
days.


Item 6.    Contracts, Arrangements, Understandings or Relationships with Respect
           to Securities of the Issuer.

     N/A


Item 7.    Material to be Filed as Exhibits.

     N/A

                                    SIGNATURE

After  reasonable  inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

     DATED: October 10, 2001


                               /s/Richard C. Hedreen
                               -------------------------------------------------


                                Page 5 of 5 pages