United States
Securities and Exchange Commission
Washington DC 20549

Schedule 13D
Amendment No.2

Under the Securities and Exchange Act of 1934

Rockwell Medical Technologies Inc.
(Name of Issuer)

Common Stock  (No Par Value)
Title of Class of Securities

774374102 (CUSIP Number)

Thomas G. Berlin
Berlin Financial,Ltd.
1325 Carnegie Ave, Cleveland,OH 44115
(216) 479.0400
Name, Address and Telephone Number of Person Authorized
to Receive Notices and Communications)

December 31, 2006
(Date of Event Which Requires Filing of this Statement)

If this filing person has previously filed a statement on Schedule 13G
to report this acquisition which is the subject of this Schedule 13D,
and is filing this schedule because of Rule 13d-1(b) (3) or (4),
check the following box / /.

Note:  Six copies of this statement, including all exhibits should be
filed with the Commission.  See Rule 13d-1 (a) 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 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).


1	Name of Reporting Person	Thomas G. Berlin

2	If a member group		a)	/ /
					b)	/X/

3	SEC Use only

4	Source of Funds			AF

5	Check if Disclosure

6	Citizenship			USA

Number of Shares	7	Sole Voting		0
Beneficially
Owned By Each		8	Shared Voting		822,867
Reporting Person
With			9	Sole Dispositive	0

			10	Shared Dispositive	822,867

11	Aggregate Amount Beneficially owned		822,867

12	Check if Aggregate Amount (11) Excludes Certain Shares

13	Percent of Class Represented by amount in row (11) 7.17%
14	Type of Reporting Person	IA, IN




Item	1.	Security and Issuer


CUSIP	774374102

Rockwell Medical Technologies Inc.
30142 Wixom Road
Wixom, MI 48393
Phone: 248-960-9009


Item 2. Identity and Background.

(a) The name of the reporting person is Thomas G. Berlin.

(b) The Reporting person's address is Berlin Financial, Ltd.,
1325 Carnegie Ave, Cleveland, OH 44115

(c) The Reporting Person's occupation is managing member;investment
advisor;Berlin Financial,Ltd., 1325 Carnegie Ave, Cleveland, OH 44115.

(d) None

(e) None

(f) United States of America

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

Capital Shares (as defined in Item 4) were purchased using funds of
Berlin Capital Growth, L.P.  The Reporting Person is the managing
member of the General Partner of Berlin Capital Growth, L.P.

The Privately Managed Shares (as defined in Item 4) were purchased
using funds of each respective account holder.  The Reporting Person
is the managing member of the Privately Managed Accounts.


Item 4. Purpose of Transaction.

The Reporting Person purchased  certain shares (the "Capital Shares")
in his capacity as the managing member of the General Partner of
Berlin Capital Growth, L.P. and for the account of Berlin Capital
Growth, L.P. Capital Shares were purchased and sold solely for
investment purposes.

The Reporting Person purchased and sold certain shares (the "Privately
Managed Shares") in his capacity as the managing member of the
Privately Managed Accounts. Privately Managed Shares were purchased
and sold solely for investment purposes.



Item 5.	Interest in Securities of the Issuer

(a) The aggregate amount owned by the Reporting Person is
822,867 shares or 7.17% of the outstanding shares.

(b)


				Shares			Percentage
Sole Voting Power		      0			0%
Shared Voting Power 		822,867			7.17%
Sole Dispositive Power		      0			0%
Shared Dispositive Power	822,867			7.17%

The reporting Person shares voting and dispositive power with the
following clients in the following amounts: Berlin Capital Growth,
L.P., 202,789 shares; Privately Managed Accounts, 620,078 shares.

The address of Berlin Capital Growth and the Privately Managed Accounts
is c/o the Reporting Person.  There is no proceedings required to be
disclosed with respect to any person sharing beneficial ownership with
the Reporting Person.


(c)	On the following dates, the Reporting Person purchased and/or
sold the following numbers of shares for the prices per share set
forth below.  Each such purchase or sale occurred through a customary
broker transaction.


Capital Shares

BERLIN CAPITAL GROWTH LP

Date		Shares		Price/Share	Sold or Bought
10/3/2006	2,500		7.50		B
10/4/2006	1,000		7.44		B
10/6/2006	2,300		7.51		B
10/6/2006	900		7.66		S
10/16/2006	2,000		7.40		B
10/17/2006	6,000		7.19		B
10/20/2006	5,000		7.20		B
11/1/2006	2,500		6.97		B
11/15/2006	2,000		7.00		B
11/17/2006	840		6.86		B
11/20/2006	10,000		7.23		S
11/21/2006	1,500		7.30		S
11/27/2006	1,000		7.45		S
12/4/2006	2,000		7.08		B
12/5/2006	1,456		6.97		B
12/6/2006	2,000		6.95		B
12/29/2006	300		7.05		B





Privately Managed Shares

Berlin Financial, Ltd. Privately Managed Accounts (Culmulative)

Date		Shares		Price/Share	Sold or Bought
10/24/2006	1,700		7.00		B
10/25/2006	1,600		7.00		B
11/9/2006	2,000		7.05		B
11/13/2006	1,500		7.30		S
11/15/2006	1,700		7.00		B
11/15/2006	300		7.00		B
11/16/2006	2,000		6.90		B
11/21/2006	1,300		7.35		S
12/5/2006	500		7.00		B
12/6/2006	300		6.95		B
12/7/2006	900		6.95		B
12/8/2006	312		7.00		B
12/12/2006	688		7.00		B
12/18/2006	1,000		7.03		B
12/20/2006	1,000		7.00		B
12/26/2006	200		6.97		B
12/27/2006	184		7.08		B



d)	Not Applicable.

e)	Not Applicable

Item 6.	Contracts, Arrangements, Understandings or Relationships
With Respect to the Issuer.

	The partners of Berlin Capital Growth, L.P. have the right to
receive distributions of the net assets of Berlin Capital Growth, L.P.
Those net assets include any proceeds from the sale of Capital Shares.

Item 7.	Material to be Filed as Exhibits.

	Not Applicable.

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

Date:	February 13,2007

/s/
Thomas G. Berlin