CUSIP No. 902673102

1.

Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only)
R. Jeffrey Bailly

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

 o

(b)

 o

3.

SEC Use Only

4.

Source of Funds (See Instructions)
PF

5.

Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e)     o

6.

Citizenship or Place of Organization
USA

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

7.

Sole Voting Power
979,456

8.

Shared Voting Power 
120,090

9.

Sole Dispositive Power 
979,456

10.

Shared Dispositive Power 
120,090

11.

Aggregate Amount Beneficially Owned by Each Reporting Person 
1,099,546

12.

Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions)   o

13.

Percent of Class Represented by Amount in Row (11) 
20.7%

14.

Type of Reporting Person (See Instructions)
IN

CUSIP No. 902673102

The reporting person listed on the cover page to this Schedule 13D hereby makes the following statement pursuant to Section 13(d) of the Securities Exchange Act of 1934 and the rules and regulations thereunder.  This Schedule 13D is being filed pursuant to Reg. Section 13d-1(f) to report certain changes occurring after December 31, 2005, the date of the reporting person's most recent amendment on Schedule 13G with the Securities and Exchange Commission (the “Commission”), which caused the reporting person’s beneficial holdings in the Issuer’s securities to equal or exceed 20% of the class of equity securities.

Item 1.

Security and Issuer

This statement relates to the common stock, $.01 par value (the “Common Stock”) of UFP Technologies, Inc., a Delaware corporation (the “Issuer”).  The principal executive offices of the Issuer  are located at 172 East Main Street, Georgetown, Massachusetts 01833.

Item 2.

Identity and Background

This statement is being filed by R. Jeffrey Bailly (“Bailly”), whose business address is 172 East Main Street, Georgetown, Massachusetts 01833.  Bailly is the President and Chief Executive Officer, and a director of the Issuer.   Bailly has not, during the last five years, been convicted in a criminal proceeding (excluding traffic violations and similar misdemeanors); and  Bailly has not, during the last five years, been 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.  Bailly is a citizen of the United States.

Item 3.

Source and Amount of Funds or Other Consideration

Bailly used personal funds in making his purchases of Common Stock described in this statement and in previous Schedule 13D’s and Schedule 13G’s filed with the Commission.   The aggregate amount of funds used in making all of the purchases by Bailly was $952,841.  This amount includes $867,914 attributable to shares issued to Bailly as additional compensation or in lieu of bonus compensation, valuing such shares at the fair market value (based on the prior trading day’s closing price) of the shares on the date of issuance.

Item 4.

Purpose of Transaction

The purpose of Bailly’s acquisitions of Common Stock have been to obtain a favorable return on his investment.  Bailly may, from time to time purchase additional shares of Common Stock in open market transactions as market conditions may, from time to time, warrant.

Under his compensation arrangement with the Issuer, Bailly is typically issued additional shares of Common Stock of the Issuer on immediately following the end of each fiscal year of the Issuer, provided he remains employed by the Issuer through such date. As of the date of filing of this Schedule 13D, no such amount has been fixed for fiscal year 2006.  In addition, Bailly may hereafter be issued additional shares of Common Stock and may hereafter be granted additional options to acquire shares of Common Stock of the Issuer as additional compensation.

Except as described above, Bailly has no plans or proposals to acquire any additional securities of the Issuer or to dispose of any securities of the Issuer, or to take any action which relates to or would result in any major change in the business or corporate structure of the Issuer.

Item 5.

Interest in Securities of the Issuer

Bailly individually beneficially owns (i) 484,456 shares of Common Stock, (ii) options to purchase 20,000 shares of Common Stock exercisable at $1.12 per share, all of which are presently exercisable, (iii) options to purchase 100,000 shares of Common Stock exercisable at $1.00 per share, all of which are presently exercisable, (iv) options to purchase 100,000 shares of Common Stock exercisable at $2.25 per share, all of which are presently exercisable; (v) options to purchase 100,000 shares of Common Stock exercisable at $2.39 per share, all of which are presently exercisable; (vi) options to purchase 125,000 shares of Common Stock exercisable at $2.75 per share, all of which are presently exercisable; and (vii) options to purchase 50,000 shares of Common Stock exercisable at $0.81 per share, all of which are presently exercisable.  Bailly is also one of two trustees of the UFP Technologies, Inc. Profit Sharing Retirement Plan which owns an aggregate of 120,090 shares of Common Stock.  Assuming exercise of all of his presently exercisable options, Bailly would beneficially own an aggregate of 1,099,546 shares of Common Stock, which would be equal to 20.7% of the total outstanding shares of Common Stock.   Bailly has the sole power to vote or to direct the vote of all of the shares of Common Stock individually owned by him.  Bailly has the sole power to dispose or to direct the disposition of shares of Common Stock and options to purchase Common Stock individually owned by him.  Together with the other trustee of the profit sharing plan, Bailly has shared power to vote the shares of Common Stock owned by such profit sharing plan and to dispose of shares of the Common Stock owned by such profit sharing plan.  Bailly has no agreement with any other person with respect to voting of any shares of capital stock of the Issuer.

On January 3, 2006, Bailly was issued, as additional compensation, 25,000 shares of the Issuer’s Common Stock included in the listing above. On March 14, 2006, Bailly was issued, as additional compensation, 13,841 shares of the Issuer’s Common Stock included in the listing above.

Item 6.

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

None.

Item 7.

Material to Be Filed as Exhibits

None.