Distribution Solutions Group, Inc. — Director's Dealing 2016

Aug 1, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: LAWSON PRODUCTS INC/NEW/DE/ (LAWS)
CIK: 0000703604
Period of Report: 2016-07-29

Reporting Person: KING LUTHER CAPITAL MANAGEMENT CORP (10% Owner)
Reporting Person: LKCM Private Discipline Master Fund, SPC (10% Owner)
Reporting Person: LKCM Investment Partnership, L.P. (10% Owner)
Reporting Person: LKCM Micro-Cap Partnership, L.P. (10% Owner)
Reporting Person: LKCM Core Discipline, L.P. (10% Owner)
Reporting Person: King Luther Jr (10% Owner)
Reporting Person: King John Bryan (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-07-29	Common Stock	P	31450	$16.6	Acquired	1642512	Indirect

Footnotes

F1: This Form 4 is filed on behalf of Luther King Capital Management Corporation (LKCM), LKCM Private Discipline Master Fund, SPC, on behalf of its wholly-owned subsidiary PDLP Lawson, LLC (PDP), LKCM Investment Partnership, L.P. (LIP), LKCM Micro-Cap Partnership, L.P. (Micro), LKCM Core Discipline, L.P. (Core), J. Luther King, Jr. and J. Bryan King (Reporting Persons). LKCM Private Discipline Management, L.P. holds the management shares of PDP, and LKCM Alternative Management, LLC (PDP GP) is its general partner. LKCM Investment Partnership GP, LLC (LIP GP) is the general partner of LIP. LKCM Micro-Cap Management, L.P. is the general partner of Micro. LKCM Core Discipline Management, L.P. (Core GP) is the general partner of Core. LKCM is the investment manager for PDP, LIP, Micro and Core. J. Luther King, Jr. is a controlling shareholder of LKCM and LIP GP, and J. Luther King, Jr. and J. Bryan King are controlling members of Micro GP and Core GP.

F2: Includes (i) 1,407,944 shares held by PDP, (ii) 200,938 shares held by LIP, (iii) 22,502 shares held by Micro, (iv) 8,628 shares held by Core, and (v) 2,500 shares held by a separately managed portfolio for which LKCM serves as investment adviser.

F3: Each of the Reporting Persons expressly disclaims membership in a group under the Securities Exchange Act of 1934, as amended, with respect to the securities reported herein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is a member of such a group. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein, except to the extent of its pecuniary interest therein, and this Form 4 shall not be deemed to be an admission that any such Reporting Person is the beneficial owner of such securities for purposes of the Securities Exchange Act of 1934, as amended, or for any other purposes.