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GERON CORPORATION·4

Sep 11, 4:25 PM ET

STEIN ROBERT B 4

4 · GERON CORPORATION · Filed Sep 11, 2003

Insider Transaction Report

Form 4
Period: 2003-09-10
GERON CORPORATIONGERN
STEIN ROBERT B
Director
Transactions
  • Exercise/Conversion

    Common Stock

    2003-09-10$4.75/sh+3,400$16,150→ 3,400 total
  • Other

    Stock Option (right to buy)

    2003-09-02$5.08/sh−9,375$47,625→ 59,075 total
    Exercise: $5.08Exp: 2003-12-01→ Common Stock (9,375 underlying)
  • Exercise/Conversion

    Common Stock

    2003-09-10$6.24/sh+20,000$124,800→ 20,000 total
  • Sale

    Common Stock

    2003-09-10$8.78/sh−20,000$175,600→ 0 total
  • Exercise/Conversion

    Stock Option (right to buy)

    2003-09-10$4.75/sh−3,400$16,150→ 35,675 total
    Exercise: $4.75From: 2001-09-17Exp: 2003-12-01→ Common Stock (3,400 underlying)
  • Sale

    Common Stock

    2003-09-10$8.78/sh−3,400$29,852→ 0 total
  • Exercise/Conversion

    Stock Option (right to buy)

    2003-09-10$6.24/sh−20,000$124,800→ 39,075 total
    Exercise: $6.24From: 2002-05-17Exp: 2003-12-01→ Common Stock (20,000 underlying)
Footnotes (1)
  • [F1]The original option to purchase 10,000 shares of Geron common stock was exercisable in a series of 48 consecutive monthly installments commencing 5/30/03. Dr. Stein resigned from the Board effective 9/2/03. These unvested options returned to the company at that time.

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