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SEC Insider//CIK 0001162058

BARKAS ALEXANDER E

CIK 00011620583 companiesMENLO PARK, CA
SEC Profile

Transactions

50

Companies

3

Filings

4

CIK

0001162058

Recent Transactions

50 trades
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2011-03-09+37,500→ 37,500 total
  • Award
    GERON CORP$GERN

    Common Stock

    2011-03-09+18,750→ 324,122 total
  • Award
    GERON CORP$GERN

    Common Stock

    2009-05-29$6.52/sh+6,135→ 185,311 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2009-05-29$6.52/sh+25,000→ 412,500 total
  • Award
    GERON CORP$GERN

    Common Stock

    2009-05-29+20,000→ 217,811 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2009-05-29$6.52/sh+25,000→ 387,500 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2009-05-29$6.52/sh+40,000→ 452,500 total
  • Award
    GERON CORP$GERN

    Common Stock

    2009-05-29+12,500→ 197,811 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2009-05-29$6.52/sh+25,000→ 387,500 total
  • Award
    GERON CORP$GERN

    Common Stock

    2009-05-29$6.52/sh+6,135→ 185,311 total
  • Award
    GERON CORP$GERN

    Common Stock

    2009-05-29+12,500→ 197,811 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2009-05-29$6.52/sh+40,000→ 452,500 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2009-05-29$6.52/sh+25,000→ 412,500 total
  • Award
    GERON CORP$GERN

    Common Stock

    2009-05-29+20,000→ 217,811 total
  • Exercise/Conversion
    GERON CORP$GERN

    Stock Option (right to buy)

    2006-04-28$2.04/sh−29,411→ 300,442 total
  • Exercise/Conversion
    GERON CORP$GERN

    Common Stock

    2006-04-28$2.04/sh+29,411→ 63,775 total
  • Exercise/Conversion
    GERON CORP$GERN

    Stock Option (right to buy)

    2006-04-28$2.04/sh−29,411→ 300,442 total
  • Exercise/Conversion
    GERON CORP$GERN

    Common Stock

    2006-04-28$2.04/sh+29,411→ 63,775 total
  • Purchase
    TERCICA INC

    Common Stock

    2005-12-13$6.58/sh+197,000→ 3,017,588 total
  • Purchase
    TERCICA INC

    Common Stock

    2005-12-13$6.58/sh+3,000→ 45,952 total
  • Purchase
    TERCICA INC

    Common Stock

    2005-12-13$6.58/sh+3,000→ 45,952 total
  • Purchase
    TERCICA INC

    Common Stock

    2005-12-13$6.58/sh+197,000→ 3,017,588 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2005-06-30$17.64/sh+182→ 393,619 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh−182→ 100,000 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2005-06-30$17.64/sh+182→ 393,619 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh+182→ 100,182 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh+182→ 100,182 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh−182→ 100,000 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh−425→ 100,000 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2005-06-30$17.64/sh+425→ 393,862 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh+425→ 100,425 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2005-06-30$17.64/sh+425→ 393,862 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh+425→ 100,425 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2005-06-30$17.64/sh−425→ 100,000 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2005-01-12$8.83/sh+20,000→ 297,353 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2005-01-12$8.83/sh+20,000→ 297,353 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-12-31$24.29/sh+308→ 85,308 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2004-12-31$27.29/sh+308→ 393,141 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-12-31$24.29/sh−308→ 85,000 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-12-31$24.29/sh+308→ 85,308 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2004-12-31$27.29/sh+308→ 393,141 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-12-31$24.29/sh−308→ 85,000 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-09-30$27.02/sh−277→ 85,000 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2004-09-30$27.02/sh+277→ 392,833 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-09-30$27.02/sh+277→ 85,277 total
  • Exercise/Conversion
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-09-30$27.02/sh−277→ 85,000 total
  • Exercise/Conversion
    CONNETICS CORP

    Common Stock, Par Value $0.001

    2004-09-30$27.02/sh+277→ 392,833 total
  • Award
    CONNETICS CORP

    Non-Qualified Stock Option (right to buy)

    2004-09-30$27.02/sh+277→ 85,277 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2004-05-27$7.56/sh+57,500→ 277,353 total
  • Award
    GERON CORP$GERN

    Stock Option (right to buy)

    2004-05-27$7.56/sh+57,500→ 277,353 total

Companies

3

Recent Filings

4

Address

C/O GERON CORPORATION 230 CONSTITUTION DRIVE

MENLO PARK, CA, 94025

View on SEC.gov