UNITED STATES
   SECURITIES AND EXCHANGE COMMISSION
          Washington, D.C. 20549

             SCHEDULE 13D/A
           (Amendment No. 3)*

Under the Securities Exchange Act of 1934


     DYNASIL CORPORATION OF AMERICA
     ------------------------------
          (Name of Issuer)


Common Stock, par value $0.0005 per share
-----------------------------------------
  (Title of Class of Securities)


              268102100
              ---------
           (CUSIP Number)


             Peter Sulick
    313 Washington Street, Suite 403
       Newton, Massachusetts  02458
            617-668-6855
    ----------------------------------
(Name, Address and Telephone Number of Person Authorized to
Receive Notices and Communications)


           December 27, 2018
           -----------------
(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 that is the subject
of this Schedule 13D, and is filing this schedule because
of Sections 240.13d-1(e), 240.13d-1(f) or 240.13d-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 Sections 240.13d-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 the
disclosures provided in a prior cover page.

The information required in 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).

(Continued on the following pages)



---------------------------------------------------------------
1  NAMES OF REPORTING PERSON

        Peter Sulick
---------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (see
instructions)
(a) ____
(b) ____
---------------------------------------------------------------
3 SEC USE ONLY

---------------------------------------------------------------
4 SOURCE OF FUNDS (see instructions)

                   PF
---------------------------------------------------------------
5  CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED
PURSUANT TO ITEM 2(d) or 2(e)  ____
---------------------------------------------------------------
6  CITIZENSHIP OR PLACE OF ORGANIZATION

              United States
---------------------------------------------------------------


---------------------------------------------------------------
NUMBER OF SHARES       7    SOLE VOTING POWER         3,318,730
BENEFICIALLY OWNED BY  8    SHARED VOTING POWER               0
EACH REPORTING         9    SOLE DISPOSITIVE POWER    3,318,730
PERSON WITH           10    SHARED DISPOSITIVE POWER          0
---------------------------------------------------------------


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

 3,318,730
---------------------------------------------------------------
12  CHECK IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES
CERTAIN SHARES (see instructions)


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


          19.1% (1)

---------------------------------------------------------------
14 TYPE OF REPORTING PERSON (See Instructions)


         IN
---------------------------------------------------------------



(1) Percentage calculations based on 17,381,643 shares of Dynasil
    Common Stock outstanding as of December 27, 2018





Item 1.   Security and Issuer

This Amendment No. 3 to the Statement on Schedule 13D (this
"Amendment No. 3") is being filed with the Securities and
Exchange Commission with respect to the common stock, par
value $0.0005 per share (the "Common Stock"), of Dynasil
Corporation of America, a Delaware corporation ("Dynasil")
to amend and supplement the Statement on Schedule 13D filed
by Peter Sulick ("Mr. Sulick") on September 30, 2009 (the
"Original Schedule 13D"), as previously amended by
Amendment No. 1 to the Original Schedule 13D filed on April
13, 2015 ("Amendment No. 1"), and by Amendment No. 2 to the
Original Schedule 13D filed on December 19, 2018
("Amendment No. 2" and collectively with the Original
Schedule 13D and Amendment No. 1, the "Schedule 13D"), as
specifically set forth herein.  All capitalized terms
contained herein but not otherwise defined shall have the
meanings ascribed to such terms in the Schedule 13D.
Except as set forth below, all previous Items are
unchanged.

Dynasil's principal executive offices are located at 313
Washington Street, Suite 403, Newton, Massachusetts  02458.
Dynasil's telephone number is (617) 668-6855.

Item 2.    Identity and Background

Item 2 is hereby amended and restated in its entirety as
follows:

This Statement is filed by Peter Sulick ("Mr. Sulick").
Mr. Sulick is an individual and citizen of the United
States.  Mr. Sulick's principal occupation is Chairman,
CEO, and President of Dynasil. Mr. Sulick's business
address is 313 Washington Street, Suite 403, Newton,
Massachusetts  02458.

During the last five years, Mr. Sulick has not been (a)
convicted in a criminal proceeding (excluding traffic
violations or similar misdemeanors) or (b) a party to a
civil proceeding of a judicial or administrative body of
competent jurisdiction and as a result of such proceeding
was or is 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.

Item 3.   Source and Amount of Funds or Other Consideration

Item 3 is hereby amended as follows:

The source and amount of funds used by Mr. Sulick to
acquire the 540,000 shares of Common Stock as described in
Item 5 below were Mr. Sulick's personal funds in the amount
of $540,000.



Item 4.     Purpose of the Transaction

Item 4 is hereby amended as follows:

The purposes of the acquisition transaction on December 27,
2018 was to increase Mr. Sulick's personal investment in
Dynasil.

Mr. Sulick may acquire additional securities of Dynasil in
the future for investment purposes. Mr. Sulick does not
have any plans or proposals that relate to or would result
in any of the transactions described in subparagraphs (b)
through (j) of Item 4 to Schedule 13D, but reserves the
right to engage in such transactions in the future.

Item 5.     Interest in Securities of the Issuer

The disclosure in the Schedule 13D made pursuant to Items
5(a) and 5(b) is hereby amended and restated in its
entirety as follows:

Mr. Sulick beneficially owns 19.1% of the issued and outstanding
shares of Common Stock, based on 17,381,643 shares of Common
Stock issued and outstanding as of December 27, 2018.

Mr. Sulick has the sole power to vote or to direct the vote
and sole power to dispose or direct the disposition of
3,318,730 shares of Common Stock beneficially owned by him.

The disclosure in the Schedule 13D made pursuant to Item
5(c) is hereby supplemented with the following:

Below is a summary of historical transactions by Mr. Sulick
with respect to the Common Stock that have occurred since
the filing date of Amendment No. 2.  All of the
transactions described herein were reported by Mr. Sulick
on Section 16 filings on Form 4.

*	On December 27, 2018, Mr. Sulick purchased 540,000
shares of Common Stock, at a price of $1.00 per share,
in a private transaction.



Except as previously disclosed or otherwise set forth
above, there have been no transactions with respect to the
Common Stock during the sixty days prior to the date hereof
by Mr. Sulick.


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.

Date:   December 27, 2018     /s/ Peter Sulick
                                  ----------------
                                  Peter Sulick