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Geron Corporation (GERN)

NasdaqGS - NasdaqGS Real-time price. Currency in USD
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3.6000-0.1300 (-3.49%)
As of 11:40AM EDT. Market open.

Insider transactions

Currency in USD
Insider purchases - Last 6 monthsSharesTrans
Purchases00
SalesN/A0
Net shares purchased (sold)00
Total insider shares held480.53kN/A
% net shares purchased (sold)N/AN/A
Net institutional purchases - Prior quarter to latest quarterShares
Net shares purchased (sold)N/A
% change in institutional shares heldN/A

Insider transactions reported - last two years

InsiderTransactionTypeValueDateShares

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Dec 20236,220

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Dec 20233,406

AGGARWAL GAURAV
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Dec 20231,970

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Sept 20236,191

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Sept 20233,390

O FARRELL ELIZABETH G
Director

Purchase at price 2.28 per share.Indirect30,06424 Aug 202313,186

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 June 20234,088

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 June 20232,239

KAPUR ANIL
Officer

Stock Award(Grant) at price 3.21 per share.Direct24,29030 June 20237,567

LAWLIS V. BRYAN
Director

Sale at price 3.00 per share.Direct105,00011 May 202335,000

LAWLIS V. BRYAN
Director

Conversion of Exercise of derivative security at price 1.10 per share.Direct38,50011 May 202335,000

MOLINEAUX SUSAN M
Director

Sale at price 2.48 per share.Direct86,80001 May 202335,000

MOLINEAUX SUSAN M
Director

Conversion of Exercise of derivative security at price 1.10 per share.Direct38,50001 May 202335,000

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Mar 20236,048

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Mar 20233,312

SCARLETT JOHN A
Chief Executive Officer

Sale at price 3.00 - 3.08 per share.Direct4,069,13310 Feb 20231,340,000

SCARLETT JOHN A
Chief Executive Officer

Conversion of Exercise of derivative security at price 1.50 per share.Direct2,010,00010 Feb 20231,340,000

GRETHLEIN ANDREW J
Chief Operating Officer

Sale at price 3.03 per share.Direct1,165,69909 Feb 2023384,719

GRETHLEIN ANDREW J
Chief Operating Officer

Conversion of Exercise of derivative security at price 1.51 per share.Direct226,50009 Feb 2023150,000

BLOOM OLIVIA KYUSUK
Chief Financial Officer

Sale at price 3.08 per share.Direct1,232,00008 Feb 2023400,000

BLOOM OLIVIA KYUSUK
Chief Financial Officer

Conversion of Exercise of derivative security at price 1.51 per share.Direct604,00008 Feb 2023400,000

EASTHAM KARIN
Director

Conversion of Exercise of derivative security at price 1.10 per share.Direct38,50013 Jan 202335,000

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Dec 20222,970

KAPUR ANIL
Officer

Stock Award(Grant) at price 2.42 per share.Direct14,57130 Dec 20226,021

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Sept 20223,071

GRETHLEIN ANDREW J
Chief Operating Officer

Conversion of Exercise of derivative security at price 1.70 per share.Direct399,02212 Sept 2022234,719

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 June 20224,637

KAPUR ANIL
Officer

Stock Award(Grant) at price 1.55 per share.Direct20,24630 June 202213,062

EASTHAM KARIN
Director

Conversion of Exercise of derivative security at price 1.41 per share.Direct49,35020 Apr 202235,000

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Mar 20225,284

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20215,891

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Sept 20215,246

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 June 20215,097

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Mar 20214,549

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 1.59 per share.Direct7,18731 Dec 20204,520

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Sept 20204,130

O FARRELL ELIZABETH G
Director

Purchase at price 1.73 per share.Indirect30,17321 Aug 202017,441

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 June 20203,297

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Mar 20206,039

O FARRELL ELIZABETH G
Director

Purchase at price 1.34 - 1.35 per share.Indirect4,02810 Jan 20203,000

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20195,284

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Sept 20195,404

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct028 June 20195,097

BEHRS MELISSA A KELLY
Officer

Sale at price 2.00 per share.Direct241,27009 Apr 2019120,635

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Mar 20199,036

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Mar 20194,329

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Dec 201815,000

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Dec 201813,125

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20187,188

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect028 Sept 20188,523

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect028 Sept 20187,457

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct028 Sept 20184,084

SPIEGEL ROBERT J
Director

Sale at price 5.66 per share.Direct990,50013 Sept 2018175,000

SPIEGEL ROBERT J
Director

Conversion of Exercise of derivative security at price 1.10 - 5.29 per share.Direct516,55013 Sept 2018175,000

ROSENFIELD STEPHEN N
General Counsel

Sale at price 4.51 per share.Direct6,143,74824 Aug 20181,362,250

ROSENFIELD STEPHEN N
General Counsel

Conversion of Exercise of derivative security at price 1.41 - 2.54 per share.Direct2,572,74524 Aug 20181,362,250

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 June 20184,373

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 June 20183,827

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 June 20182,095

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Mar 20183,529

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Mar 20183,088

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Mar 20181,691

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Dec 20177,292

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Dec 201710,764

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Dec 20173,993

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect029 Sept 20176,021

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Sept 20178,888

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct029 Sept 20173,297

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 June 20174,738

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Mar 20175,782

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 Dec 20166,341

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 Sept 20165,808

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 June 20164,897

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Mar 20164,495

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Dec 20152,712

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 Sept 20154,755

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 June 20153,067

BEHRS-KELLY MELISSA A
Officer

Sale at price 3.84 per share.Direct9,13929 May 20152,380

BLOOM OLIVIA KYUSUK
Chief Financial Officer

Sale at price 3.84 per share.Direct9,13929 May 20152,380

BEHRS MELISSA A KELLY
Officer

Sale at price 3.84 per share.Direct9,13929 May 20152,380

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Mar 20153,481

HOFSTAETTER THOMAS
Director

Sale at price 4.10 per share.Direct287,00018 Mar 201570,000

HOFSTAETTER THOMAS
Director

Conversion of Exercise of derivative security at price 1.10 - 1.41 per share.Direct87,85018 Mar 201570,000

EASTHAM KARIN
Director

Stock Award(Grant) at price 3.25 per share.Direct18,12531 Dec 20145,577

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 June 20144,283

EASTHAM KARIN
Director

Stock Award(Grant) at price 0.00 per share.Direct030 June 20145,646

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 June 20144,089

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 June 20144,478

BEHRS-KELLY MELISSA A
Officer

Sale at price 2.10 per share.Direct10,13529 May 20144,826

BLOOM OLIVIA KYUSUK
Officer

Sale at price 2.10 per share.Direct7,09629 May 20143,379

BEHRS MELISSA A KELLY
Officer

Sale at price 2.10 per share.Direct10,13529 May 20144,826

BRADBURY DANIEL M
Director

Purchase at price 1.75 per share.Direct249,85809 May 2014142,776

BEHRS-KELLY MELISSA A
Officer

Sale at price 2.13 per share.Direct26,22001 Apr 201412,310

BLOOM OLIVIA KYUSUK
Chief Financial Officer

Sale at price 2.13 per share.Direct15,83701 Apr 20147,435

BEHRS MELISSA A KELLY
Officer

Sale at price 2.13 per share.Direct26,22001 Apr 201412,310

BRADBURY DANIEL M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Mar 20146,579

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Mar 20146,280

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Mar 20149,270

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Mar 20146,878

EASTHAM KARIN
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20133,824

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect031 Dec 20132,769

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20134,088

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20133,033

MOLINEAUX SUSAN M
Director

Stock Award(Grant) at price 0.00 per share.Indirect030 Sept 20133,918

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Sept 20135,784

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct030 Sept 20134,291

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct028 June 201312,450

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct028 June 20134,792

SCARLETT JOHN A
Chief Executive Officer

Purchase at price 1.03 per share.Indirect51,50001 Apr 201350,000

FRITZKY EDWARD V
Director

Stock Award(Grant) at price 0.00 per share.Direct028 Mar 201315,187

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct028 Mar 20136,717

BEHRS-KELLY MELISSA A
Officer

Sale at price 1.65 per share.Indirect46,56917 Jan 201328,292

FRITZKY EDWARD V
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 201211,525

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct031 Dec 20125,098

FRITZKY EDWARD V
Director

Stock Award(Grant) at price 0.00 per share.Direct028 Sept 20129,503

SPIEGEL ROBERT J
Director

Stock Award(Grant) at price 0.00 per share.Direct028 Sept 20124,203

EARP DAVID J
Officer

Sale at price 1.37 per share.Direct37,20230 May 201227,155

BEHRS-KELLY MELISSA A
Officer

Sale at price 1.37 per share.Direct25,90730 May 201218,910

KELSEY STEPHEN MICHAEL
Officer

Sale at price 1.37 per share.Direct12,74130 May 20129,300

BLOOM OLIVIA KYUSUK
Officer

Sale at price 1.37 per share.Direct15,11030 May 201211,029

FRITZKY EDWARD V
Director

Stock Award(Grant) at price 0.00 per share.Direct017 May 201213,150

HOFSTAETTER THOMAS
Director

Stock Award(Grant) at price 0.00 per share.Direct017 May 201214,923

HUH HOYOUNG
Director

Stock Award(Grant) at price 0.00 per share.Direct017 May 201221,277

SCARLETT JOHN A
Chief Executive Officer

Stock Award(Grant) at price 1.72 per share.Direct129,00024 Jan 201275,000

SCARLETT JOHN A
Chief Executive Officer

Purchase at price 1.72 per share.Direct129,00024 Jan 201275,000

KELSEY STEPHEN MICHAEL
Officer

Stock Award(Grant) at price 1.26 - 3.41 per share.Direct13,42430 Dec 20115,649

KILEY THOMAS D
Director

Purchase at price 1.56 per share.Indirect100,26922 Nov 201164,275

KILEY THOMAS D
Director

Purchase at price 2.03 per share.Indirect101,50005 Oct 201150,000

LEBKOWSKI JANE S
Officer

Sale at price 4.28 per share.Direct108,12114 June 201125,262

GREENWOOD DAVID L
Chief Executive Officer

Sale at price 4.28 per share.Direct145,54114 June 201134,005

EARP DAVID J
Officer

Sale at price 4.28 per share.Direct108,12114 June 201125,262

BEHRS-KELLY MELISSA A
Officer

Sale at price 4.28 per share.Direct108,12114 June 201125,262

SPINK KATHARINE E
Officer

Sale at price 4.28 per share.Direct96,68914 June 201122,591

KELSEY STEPHEN MICHAEL
Officer

Sale at price 4.28 per share.Direct20,79214 June 20114,858

BLOOM OLIVIA KYUSUK
Officer

Sale at price 4.28 per share.Direct29,94714 June 20116,997

LEBKOWSKI JANE S
Officer

Sale at price 4.47 per share.Direct13,29824 May 20112,975

GREENWOOD DAVID L
Chief Executive Officer

Sale at price 4.47 per share.Direct19,94524 May 20114,462

EARP DAVID J
Officer

Sale at price 4.47 per share.Direct13,29824 May 20112,975

BEHRS-KELLY MELISSA A
Officer

Sale at price 4.47 per share.Direct13,29824 May 20112,975

SPINK KATHARINE E
Officer

Sale at price 4.47 per share.Direct1,87324 May 2011419

BLOOM OLIVIA KYUSUK
Officer

Sale at price 4.47 per share.Direct5,36424 May 20111,200

LEBKOWSKI JANE S
Officer

Stock Award(Grant) at price 0.00 per share.Direct020 May 201199,500

KILEY THOMAS D
Director

Stock Award(Grant) at price 0.00 per share.Direct020 May 20115,000

EASTHAM KARIN
Director

Stock Award(Grant) at price 0.00 per share.Direct020 May 20115,000

FRITZKY EDWARD V
Director

Stock Award(Grant) at price 0.00 per share.Direct020 May 20115,000

BARKAS ALEXANDER E
Director

Stock Award(Grant) at price 0.00 per share.Direct020 May 201110,000

GREENWOOD DAVID L
Chief Executive Officer

Stock Award(Grant) at price 0.00 per share.Direct020 May 2011167,500

EARP DAVID J
Officer

Stock Award(Grant) at price 0.00 per share.Direct020 May 201194,500

BEHRS-KELLY MELISSA A
Officer

Stock Award(Grant) at price 0.00 per share.Direct020 May 201191,250

HOFSTAETTER THOMAS
Director

Stock Award(Grant) at price 0.00 per share.Direct020 May 20115,000