------------------------------ OMB APPROVAL ------------------------------ OMB Number 3235-0287 Expires: December 31, 2001 Estimated average burden hours per response ....... 0.5 ------------------------------ U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 [_] Check this box if no longer subject of Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). (Print or type response) ________________________________________________________________________________ 1. Name and Address of Reporting Person* Exelon Enterprises Management, Inc. -------------------------------------------------------------------------------- (Last) (First) (Middle) 2301 Market Street -------------------------------------------------------------------------------- (Street) Philadelphia PA 19103 -------------------------------------------------------------------------------- (City) (State) (Zip) ________________________________________________________________________________ 2. Issuer Name and Ticker or Trading Symbol Neon Communications, Inc. (NOPT) ________________________________________________________________________________ 3. IRS Identification Number of Reporting Person, if an Entity (Voluntary) ________________________________________________________________________________ 4. Statement for Month/Year August, 2001 ________________________________________________________________________________ 5. If Amendment, Date of Original (Month/Year) ================================================================================ 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) [ ] Director [X] 10% Owner [ ] Officer (give title below) [_] Other (specify below) _______________________________ ________________________________________________________________________________ 7. Individual or Joint/Group Filing (Check Applicable Line) [_] Form filed by One Reporting Person [X] Form filed by More than One Reporting Person ________________________________________________________________________________ ================================================================================ Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned ================================================================================

~~___________________________________________________________________________________________________________________________________~~6. ~~Table~~4. I5. Owner-- ~~Non-Derivative~~ Securities Acquired, ~~Disposed~~(A) ~~of,~~ or ~~Beneficially~~Amount ~~Owned | ___________________________________________________________________________________________________________________________________| 1. Title~~ of ~~Security~~ship ~~|2. |~~3. ~~|4.Securities~~Disposed ~~Acquired~~of (AD) ~~|5.Amount~~Securities ofForm: |67.~~Dir~~ |72.~~Nature~~ ~~of Indirect | |~~ Transaction |(Instr. or3, ~~Disposed~~4 ofand (D5) |Beneficially ~~Securities~~Direct ~~|ect~~Nature |of ~~Beneficial~~Transaction ~~Ownership~~Code |------------------------------- |Owned |at |End ~~| Beneficially |~~(D) or |Indirect |1. |Date |(Instr. |8) ~~| |~~ (A/|) |of ~~Owned~~Month atIndirect ~~|Indir~~Beneficial |Title |of |Security ~~Date~~(Month/Day/ ~~|Code|V|~~------------ Amount |or ~~D |~~ Price |(Instr. ~~End~~3 ~~of Month |ect~~(I)| |Ownership ~~___________________________________________________________________________________________________________________________________|~~(Instr. ~~COMMON~~3) ~~STOCK~~Year) ~~|12/04/|P~~Code |V ~~|10,000 |A |$6.50 |41,201 |~~(D) |and |4) ~~|00~~(Instr.4) |(Instr. |4) ~~| | | | | | |~~ -----------------------------------------------------------------------------------------------------------------------------------|- ___________________________________________________________________________________________________________________________________| ___________________________________________________________________________________________________________________________________ Table II -- Derivative Securitites Acquired, Disposed of, or Beneficially Owned | ___________________________________________________________________________________________________________________________________| 1.Title of Derivative |2.Con---------------------------------------------------------------------------------------------------------------------------------- ~~|3.~~==================================================================================================================================== ~~|4.~~Reminder: ~~|5.Number~~Report ofon Dea ~~|6.Date~~separate ~~Exer|7.Title~~line ~~and~~for ~~Amount~~each ~~|8.Price|9.Number~~class ~~|10.|11.Nature~~ of| ~~Security~~securities ~~|version~~beneficially ~~|Transaction~~owned |directly ~~rivative Secu |cisable and| of Underlying |of Deri|of Deriva |Dir|Indirect | |~~or ~~Exer~~indirectly. |* |If |the ~~rities~~form ~~Acqui~~is ~~|Expiration~~filed |by ~~Securities~~more ~~|vative~~than ~~|tive~~one ~~|ect|Beneficial~~reporting |person, ~~|cise~~see |instruction ~~| | red~~4(Ab) ~~or Dis |Date~~(~~Month/|~~v). ~~|Secu~~Potential ~~|Securities~~persons ~~|(D)|Ownership~~who |are ~~|Price~~to ~~of|~~respond |to |the ~~posed~~collection of~~(D)~~ ~~|Day/Year)~~information |contained ~~|rity~~in ~~|Benefi~~this ~~|or~~form |are |not ~~|Deriva-~~required |to |respond |unless ~~|Date~~the ~~|Expir|~~form |displays ~~|ficially~~a ~~|Ind|~~currently |valid ~~|tive~~OMB |control |number. |(Over) |SEC ~~A/|Exer-|ation|~~1474 ~~Title and Number | |Owned at |ire| | |Secu~~(3-99) |Page |1 ~~| | | D |cisa-|Date |~~ of Shares | |End of |ct | | |rity |Date |Code|V| Amount | |ble | | | |Month |(I)| | ___________________________________________________________________________________________________________________________________| | | | | | | | | | | | | | | | ___________________________________________________________________________________________________________________________________|3

FORM 4 (continued) Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ================================================================================

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure Exelon Enterprises Management, Inc. By: /s/ John C. Halderman, Secretary September 10, 2001 --------------------------------------- -------------------- **Signature of Reporting Person Date 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 Number. JOINT FILER INFORMATION Name: Exelon Corporation Address: 10 S. Dearborn Street 37th Floor Chicago, IL 60690 Designated Filer: Exelon Enterprises Management, Inc. Issuer and Ticker Symbol: NEON Communications, Inc. (NOPT) Date of Event Requiring Statement: August 10, 2001 Exelon Corporation By: /s/ Scott N. Peters, Assistant Secretary September 10, 2001 ------------------------------------ ------------------ ** Signature of Reporting Person Date Page 3 of 3

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