<PAGE>
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 6)*
BARRINGER TECHNOLOGIES INC.
________________________________________________________________
(Name of issuer)
Common Stock, par value $.01 per share
________________________________________________________________
(Title of class of securities)
68509603
_____________________________
(CUSIP number)
Robert G. Barrett
J O Hambro Capital Management Limited
10 Park Place
London SW1A 1LP England
011-44-171-222-2020
_______________________________________________________________________________
(Name, address and telephone number of person authorized to receive notices and
communications)
June 19, 2000
______________________________________________________
(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 Rule 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 Rule 13d-7(b) 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 (the "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).
Page 1 of 10 Pages
<PAGE>
----------------- ------------------
CUSIP No.68509603 13D Page 2 of 10 Pages
----------------- ------------------
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NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Lionheart Group, Inc.
13-3790-376
------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
------------------------------------------------------------------------------
SEC USE ONLY
3
------------------------------------------------------------------------------
SOURCE OF FUNDS*
4
WC
------------------------------------------------------------------------------
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEM 2(d) OR 2(e) [_]
5
------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
6
Delaware
------------------------------------------------------------------------------
SOLE VOTING POWER
7
NUMBER OF 200,000
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 8
0
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
9
REPORTING 200,000
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 10
0
------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11
200,000
------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
12
[_]
------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
13
2.8%
------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
14 IA
------------------------------------------------------------------------------
* SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
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CUSIP No.68509603 13D Page 3 of 10 Pages
----------------- ------------------
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NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
J O Hambro Capital Management (Holdings) Limited
No I.R.S. Identification Number
------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
------------------------------------------------------------------------------
SEC USE ONLY
3
------------------------------------------------------------------------------
SOURCE OF FUNDS*
4
AF
------------------------------------------------------------------------------
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEM 2(d) OR 2(e) [_]
5
------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
6
England
------------------------------------------------------------------------------
SOLE VOTING POWER
7
NUMBER OF 0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 8
0
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
9
REPORTING 0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 10
0
------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11
0
------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
12
[_]
------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
13
0%
------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
14 HC,CO
------------------------------------------------------------------------------
* SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
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CUSIP No.68509603 13D Page 4 of 10 Pages
----------------- ------------------
------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
J O Hambro Capital Management Limited
No I.R.S. Identification Number
------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
------------------------------------------------------------------------------
SEC USE ONLY
3
------------------------------------------------------------------------------
SOURCE OF FUNDS*
4
AF
------------------------------------------------------------------------------
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEM 2(d) OR 2(e) [_]
5
------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
6
England
------------------------------------------------------------------------------
SOLE VOTING POWER
7
NUMBER OF 0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 8
0
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
9
REPORTING 0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 10
0
------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11
0
------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
12
[_]
------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
13
0%
------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
14 IA,CO
------------------------------------------------------------------------------
* SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
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CUSIP No.68509603 13D Page 5 of 10 Pages
----------------- ------------------
------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
American Opportunity Trust plc
No I.R.S. Identification Number
------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
------------------------------------------------------------------------------
SEC USE ONLY
3
------------------------------------------------------------------------------
SOURCE OF FUNDS*
4
WC
------------------------------------------------------------------------------
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEM 2(d) OR 2(e) [_]
5
------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
6
England
------------------------------------------------------------------------------
SOLE VOTING POWER
7
NUMBER OF 0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 8
0
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
9
REPORTING 0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 10
0
------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11
0
------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
12
[_]
------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
13
0%
------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
14 IV,CO
------------------------------------------------------------------------------
* SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
----------------- ------------------
CUSIP No.68509603 13D Page 6 of 10 Pages
----------------- ------------------
------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Christopher Harwood Bernard Mills
No I.R.S. Identification Number
------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
------------------------------------------------------------------------------
SEC USE ONLY
3
------------------------------------------------------------------------------
SOURCE OF FUNDS*
4
AF
------------------------------------------------------------------------------
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEM 2(d) OR 2(e) [_]
5
------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
6
England
------------------------------------------------------------------------------
SOLE VOTING POWER
7
NUMBER OF 0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 8
0
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
9
REPORTING 0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 10
0
------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11
0
------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
12
[_]
------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
13
0%
------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
14 IN
------------------------------------------------------------------------------
* SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
----------------- ------------------
CUSIP No.68509603 13D Page 7 of 10 Pages
----------------- ------------------
------------------------------------------------------------------------------
NAME OF REPORTING PERSON
1 I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
The Trident North Atlantic Fund
No I.R.S. Identification Number
------------------------------------------------------------------------------
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
2 (a) [_]
(b) [X]
------------------------------------------------------------------------------
SEC USE ONLY
3
------------------------------------------------------------------------------
SOURCE OF FUNDS*
4
WC
------------------------------------------------------------------------------
CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEM 2(d) OR 2(e) [_]
5
------------------------------------------------------------------------------
CITIZENSHIP OR PLACE OF ORGANIZATION
6
Cayman Islands
------------------------------------------------------------------------------
SOLE VOTING POWER
7
NUMBER OF 0
SHARES -----------------------------------------------------------
SHARED VOTING POWER
BENEFICIALLY 8
0
OWNED BY
-----------------------------------------------------------
EACH SOLE DISPOSITIVE POWER
9
REPORTING 0
PERSON -----------------------------------------------------------
SHARED DISPOSITIVE POWER
WITH 10
0
------------------------------------------------------------------------------
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
11
0
------------------------------------------------------------------------------
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES*
12
[_]
------------------------------------------------------------------------------
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)
13
0%
------------------------------------------------------------------------------
TYPE OF REPORTING PERSON*
14 IV,CO
------------------------------------------------------------------------------
* SEE INSTRUCTIONS BEFORE FILLING OUT!
<PAGE>
AMENDMENT NO. 6 TO
STATEMENT ON SCHEDULE 13D
-------------------------
This Amendment No. 6 to Statement on Schedule 13D (the "Amendment") is
filed on behalf of the parties to the Joint Filing Agreement (the "Filing
Parties"), dated as of January 13, 2000, as previously filed with the Securities
and Exchange Commission (the "SEC"). This Amendment amends Item 5 of the
Statement on Schedule 13D (the "Schedule 13D") filed on October 30, 1998 with
the SEC by certain of the Filing Parties, as amended by Amendment No. 1 filed
with the SEC on April 16, 1999, as further amended by Amendment No. 2 filed with
the SEC on April 22, 1999, as further amended by Amendment No. 3 filed with the
SEC on December 6, 1999, as further amended by Amendment No. 4 filed with the
SEC on January 14, 2000, and as further amended by Amendment No. 5 filed with
the SEC on June 5, 2000.
Item 5. Interest in Securities of the Issuer.
------------------------------------
Item 5(a-e) is amended and restated in its entirety as follows:
(a) - (b) The aggregate number and percentage of the outstanding Common
Stock of Barringer Technologies Inc. (the "Company") beneficially owned (i) by
each of the Filing Parties, and (ii) to the knowledge of the Filing Parties, by
each other person who may be deemed to be a member of the Group, is as follows:
<TABLE>
<CAPTION>
Number of Number of
Number of Shares: Shares: Sole
Filing Aggregate Shares: Sole Shared or Shared
Party Number of Power to Power to Power to Approximate
-------------------- Shares: Vote Vote Dispose Percentage*
--------- ------------ --------- ------------- ------------
<S> <C> <C> <C> <C> <C>
Lionheart Group, 200,000 200,000 0 200,000 2.8%
Inc.
Holdings 0 0 0 0 0%
J O Hambro 0 0 0 0 0%
Capital
Management
Christopher H.B. 0 0 0 0 0%
Mills
American 0 0 0 0 0%
Opportunity Trust
Trident 0 0 0 0 0%
</TABLE>
* Based on 7,195,902 shares of Common Stock, par value $.01 per share
outstanding as of May 2, 2000, which is based on information reported in the
Company's Quarterly Report on Form 10-Q for the quarterly period ended March 31,
2000.
(c) Since the most recent filing of this Statement on June 19, 2000, the
Filing Parties effected no transactions in the Common Stock other than those set
forth in the following table:
Page 8 of 10 Pages
<PAGE>
No. of Price
Date Filing Party Shares (US$)
---- ------------ ------ -----
06/19/00 J O Hambro Capital Management Ltd. (111,000) 6.70
06/19/00 American Opportunity Trust (215,000) 6.70
06/19/00 Trident (38,500) 6.70
06/22/00 Lionheart Group (10,000) 7.03
06/23/00 Lionheart Group (4,000) 7.06
The above transactions were effected in the open market and were sales.
(d) The shareholders of American Opportunity Trust have an economic
interest in the dividends from, and the proceeds of sales of, Common Stock
beneficially owned by American Opportunity Trust. The shareholders of Trident
have an economic interest in the dividends from, and the proceeds of sales of,
Common Stock beneficially owned by Trident.
(e) The Filing Parties ceased to be the beneficial owners of more than
five percent of the Common Stock of the Company, par value $.01 per Share, on
June 19, 2000.
Page 9 of 10 Pages
<PAGE>
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: 6 July 2000 J O HAMBRO CAPITAL MANAGEMENT LIMITED
By: /s/ R. G. Barrett
---------------------------
Name: R. G. Barrett
Title: Director
Executed on behalf of the parties hereto pursuant
to the Joint Filing Agreement previously filed.
