Spiros "Sig" Segalas is one of the founders of Jennison Associates. In addition to managing institutional portfolios, he has managed the Harbor Capital Appreciation Fund since May 1990. He is also co-manager of the Prudential Jennison Blend Fund, Prudential Jennison Growth Fund, Prudential Jennison 20/20 Focus Fund, and the Prudential Jennison Select Growth Fund. Sig and his Large Cap Growth team have received numerous industry accolades over the years. Sig began his investment career as a research analyst with Bankers Trust Company in 1960 and was responsible for technology, aerospace, and conglomerate securities. In 1963, he was appointed group head of the technology group; in 1967, he was asked to manage a newly introduced commingled emerging growth fund, The Supplemental Equity Fund, for the bank's institutional clients. He was also appointed to the bank's investment policy group. Sig received a BA from Princeton University, after which he served as an officer in the US Navy. He also spent some time in the shipping and construction industries before joining Bankers Trust.

Warren Koontz, Jr., CFA, is a managing director, the head of large cap value equity, and a large cap value portfolio manager. He joined Jennison Associates in September 2014. Prior to joining Jennison, Warren was a portfolio manager at Loomis, Sayles & Company for diversified and concentrated value strategies. Prior to joining Loomis, Sayles & Company in 1995, Warren was a senior portfolio manager at Comerica Bank. He also worked for three years as chief investment officer for The Jeffrey Company, a private investment firm. He began his investment career in 1984 at the Public Employees' Retirement System of Ohio as a securities analyst and later became an assistant investment officer. He received a BS in finance and an MBA from The Ohio State University. He is a Chartered Financial Analyst.

Joe is a large cap value portfolio manager. He came to Jennison in 2014, following seven years with Loomis Sayles as a senior equity analyst. Prior to his tenure with Loomis, Joe served as a business systems analyst at AXA Financial. He holds a BA in philosophy from the College of New Jersey and an MBA from Columbia University.

Natasha Kuhlkin, CFA, is a managing director and a large cap growth equity portfolio manager and research analyst. She joined Jennison Associates in May 2004. Prior to Jennison, Natasha was an equity research analyst at Palisade Capital Management, covering the consumer staples and cyclicals sectors. From 1998 to 2003, Natasha was with Evergreen Investment Management, where she was an analyst for the Evergreen Small Cap Value Fund. She received a BS, magna cum laude, in accounting from Binghamton University.

Rebecca Irwin, Managing Director Rebecca is a large cap growth equity portfolio manager and research analyst. She joined Jennison in 2006. Previously, she worked as a health care analyst at Viking Global Investors. In the decade before Viking, she was with UBS and Salomon Smith Barney. Before that, she was a corporate associate at Fried, Frank, Harris, Shriver & Jacobson. Rebecca received a BA in economics from Queen’s University at Kingston, an LLB from the University of Toronto, and an LLM from Harvard Law School.

Kathleen A. McCarragher is a managing director, the head of growth equity, and a large cap growth equity portfolio manager. She joined Jennison Associates in May 1998. Prior to Jennison, Kathleen spent six years with Weiss, Peck & Greer, where she was a managing director and the director of large cap growth equities. In addition, Kathleen spent 10 years with State Street Research & Management, initially as a research analyst responsible for health care, transports, and financials and then as a portfolio manager and member of the investment committee. She received a BBA from the University of Wisconsin-Eau Claire, summa cum laude, and an MBA from Harvard Business School. Ms. McCarragher began her investment career in 1982.