股本结构
单位：万股
| 公告日期 | 2025-01-14 | 2025-02-13 | 2024-11-08 | 2025-01-03 | 2024-07-31 | 2024-08-14 |
|---|---|---|---|---|---|---|
| 证券总股本 | 908.08 | 908.10 | 907.34 | 907.30 | 906.66 | 906.40 |
| 普通股本 | 908.08 | 908.10 | 907.34 | 907.30 | 906.66 | 906.40 |
| 优先股 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 |
| 其他 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 | 未披露 |
| 变动日期 | 2025-01-10 | 2024-12-31 | 2024-11-04 | 2024-09-30 | 2024-07-25 | 2024-06-30 |
注释：中概股证券总股本=普通股股本/
存托凭证比例
历史变动
| 公告日期 | 变动后普通股本（万股） | 变动后优先股（万股） | 变动原因 | 变动日期 |
|---|---|---|---|---|
| 2025-01-14 | 908.08 | 未披露 | 定期报告 | 2025-01-10 |
| 2025-02-13 | 908.10 | 未披露 | 定期报告 | 2024-12-31 |
| 2024-11-08 | 907.34 | 未披露 | 定期报告 | 2024-11-04 |
| 2025-01-03 | 907.30 | 未披露 | 定期报告 | 2024-09-30 |
| 2024-07-31 | 906.66 | 未披露 | 定期报告 | 2024-07-25 |
| 2024-08-14 | 906.40 | 未披露 |
更多>>
From March 31, 2024 to June 30, 2024
Stock-based compensation
|
2024-06-30 |
| 2024-05-14 | 826.72 | 未披露 | 定期报告 | 2024-05-06 |
| 2024-03-25 | 820.39 | 未披露 |
更多>>
1 for 10 reverse stock split
|
2024-04-02 |
| 2024-05-08 | 8203.90 | 未披露 | 定期报告 | 2024-03-31 |
| 2024-02-12 | 7732.03 | 未披露 | 定期报告 | 2024-02-02 |
| 2024-01-26 | 7730.37 | 未披露 | 定期报告 | 2024-01-16 |
| 2024-02-08 | 7730.20 | 未披露 | 定期报告 | 2023-12-31 |
| 2023-12-27 | 7717.22 | 未披露 | 定期报告 | 2023-12-09 |
| 2023-12-27 | 7710.80 | 未披露 |
更多>>
From September 30,2022 to September 30,2023
Stock-based compensation
Sale of common stock
Pension adjustment
|
2023-09-30 |
| 2023-08-17 | 7381.27 | 未披露 |
更多>>
Common stock offered 19,652,174 shares by the company
|
2023-08-21 |
| 2023-08-09 | 5416.05 | 未披露 | 定期报告 | 2023-08-07 |
| 2023-08-09 | 5415.30 | 未披露 |
更多>>
From March 31, 2023 to June 30, 2023
Stock-based compensation
|
2023-06-30 |
| 2023-05-10 | 5393.37 | 未披露 | 定期报告 | 2023-05-08 |
| 2023-05-04 | 5388.40 | 未披露 | 定期报告 | 2023-03-31 |
| 2023-02-15 | 5352.41 | 未披露 |
更多>>
Common stock offered 15,454,546 shares by the company
|
2023-02-17 |
| 2023-02-09 | 3806.95 | 未披露 | 定期报告 | 2023-02-06 |
| 2023-01-20 | 3791.09 | 未披露 | 定期报告 | 2023-01-12 |
| 2023-02-09 | 3779.35 | 未披露 |
更多>>
From September 30, 2022 to December 31, 2022
Stock-based compensation
|
2022-12-31 |
| 2022-12-28 | 3760.33 | 未披露 | 定期报告 | 2022-12-09 |
| 2022-12-20 | 3759.10 | 未披露 | 定期报告 | 2022-09-30 |
| 2022-08-09 | 3754.99 | 未披露 | 定期报告 | 2022-08-05 |
| 2022-08-09 | 3754.30 | 未披露 |
更多>>
From March 31, 2022 to June 30, 2022
Stock-based compensation
|
2022-06-30 |
| 2022-05-05 | 3752.10 | 未披露 | 定期报告 | 2022-05-02 |
| 2022-05-05 | 3739.50 | 未披露 |
更多>>
From December 31, 2021 to March 31, 2022
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Sale of common stock
Tax withholding paid on behalf of employees for stock-based awards
Sale of common stock, net of offering costs
|
2022-03-31 |
| 2022-01-18 | 3727.76 | 未披露 | 定期报告 | 2022-01-13 |
| 2022-02-09 | 3727.47 | 未披露 |
更多>>
From September 30, 2021 to December 31, 2021
Stock-based compensation
Stock option exercises
|
2021-12-31 |
| 2021-12-03 | 3699.01 | 未披露 | 定期报告 | 2021-11-29 |
| 2021-12-03 | 3698.40 | 未披露 |
更多>>
From September 30, 2020 to September 30, 2021
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Sale of common stock
|
2021-09-30 |
| 2021-08-05 | 3688.45 | 未披露 | 定期报告 | 2021-08-02 |
| 2021-08-05 | 3688.10 | 未披露 |
更多>>
From March 31, 2021 to June 30, 2021
Stock-based compensation
Stock option exercises
|
2021-06-30 |
| 2021-04-12 | 3683.81 | 未披露 | 定期报告 | 2021-04-08 |
| 2021-05-07 | 3677.50 | 未披露 |
更多>>
From December 31, 2020 to March 31, 2021
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Sale of common stock
|
2021-03-31 |
| 2021-02-16 | 3556.99 | 未披露 |
更多>>
1.Common stock offered by the company 5,787,037 shares
2.The number of shares of common stock to be outstanding immediately after this offering is based on 29,782,853 shares outstanding as of December 31, 2020.
|
2021-02-16 |
| 2021-02-05 | 2978.29 | 未披露 |
更多>>
From September 30, 2020 to December 31, 2020
Stock-based compensation
Stock option exercises
|
2020-12-31 |
| 2020-12-08 | 2956.08 | 未披露 | 定期报告 | 2020-11-30 |
| 2020-12-08 | 2955.10 | 未披露 |
更多>>
From September 30, 2019 to September 30, 2020
Stock-based compensation
Stock option exercises
Issuance of restricted stock units
Issuance of common stock - ESPP
Tax withholding paid on behalf of employees for stock-based awards
Translation adjustment
|
2020-09-30 |
| 2020-08-06 | 2940.81 | 未披露 | 定期报告 | 2020-08-03 |
| 2020-08-06 | 2940.80 | 未披露 |
更多>>
From March 31, 2020 to June 30, 2020
Stock-based compensation
|
2020-06-30 |
| 2020-05-07 | 2937.16 | 未披露 | 定期报告 | 2020-05-04 |
| 2020-05-07 | 2929.10 | 未披露 |
更多>>
From December 31, 2019 To March 31, 2020
Stock-based compensation
Stock option exercises
Issuance of restricted stock units
Issuance of common stock - ESPP
|
2020-03-31 |
| 2020-02-10 | 2907.88 | 未披露 | 定期报告 | 2020-02-03 |
| 2020-01-22 | 2905.85 | 未披露 | 定期报告 | 2020-01-21 |
| 2020-02-10 | 2894.80 | 未披露 |
更多>>
from September 30, 2019 to December 31, 2019
Stock-based compensation
|
2019-12-31 |
| 2019-12-10 | 2890.49 | 未披露 | 定期报告 | 2019-12-06 |
| 2019-12-10 | 2889.30 | 未披露 |
更多>>
From September 30, 2018 to September 30, 2019
Stock-based compensation
Stock option exercises
Issuance of common stock for acquisition
Issuance of common stock - ESPP
|
2019-09-30 |
| 2019-08-09 | 2876.01 | 未披露 | 定期报告 | 2019-08-02 |
| 2019-08-09 | 2876.00 | 未披露 |
更多>>
From March 31, 2019 to June 30, 2019
Stock-based compensation
Issuance of common stock for acquisition
|
2019-06-30 |
| 2019-05-08 | 2785.61 | 未披露 | 定期报告 | 2019-05-06 |
| 2019-05-08 | 2785.60 | 未披露 |
更多>>
From December 31, 2018 To March 31, 2019
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
|
2019-03-31 |
| 2019-01-24 | 2767.05 | 未披露 | 定期报告 | 2019-01-22 |
| 2019-01-24 | 2766.80 | 未披露 | 定期报告 | 2018-12-31 |
| 2018-12-04 | 2760.72 | 未披露 | 定期报告 | 2018-11-29 |
| 2018-12-04 | 2757.70 | 未披露 |
更多>>
From September 30, 2017 To September 30, 2018
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
|
2018-09-30 |
| 2018-08-02 | 2749.38 | 未披露 | 定期报告 | 2018-07-30 |
| 2018-08-02 | 2748.60 | 未披露 | 定期报告 | 2018-06-30 |
| 2018-05-03 | 2745.76 | 未披露 | 定期报告 | 2018-04-30 |
| 2018-05-03 | 2745.80 | 未披露 | 定期报告 | 2018-03-31 |
| 2018-01-18 | 2719.98 | 未披露 | 定期报告 | 2018-01-16 |
| 2018-02-06 | 2715.20 | 未披露 | 定期报告 | 2017-12-31 |
| 2017-12-06 | 2712.84 | 未披露 | 定期报告 | 2017-11-30 |
| 2017-12-06 | 2702.80 | 未披露 |
更多>>
From September 30, 2016 To September 30, 2017
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - Board of Directors
|
2017-09-30 |
| 2017-08-03 | 2687.92 | 未披露 | 定期报告 | 2017-07-31 |
| 2017-08-03 | 2687.10 | 未披露 | 定期报告 | 2017-06-30 |
| 2017-05-04 | 2682.73 | 未披露 | 定期报告 | 2017-05-01 |
| 2017-05-04 | 2682.70 | 未披露 | 定期报告 | 2017-03-31 |
| 2017-02-07 | 2658.45 | 未披露 | 定期报告 | 2017-02-01 |
| 2017-01-25 | 2647.07 | 未披露 | 定期报告 | 2017-01-19 |
| 2017-02-07 | 2627.50 | 未披露 | 定期报告 | 2016-12-31 |
| 2016-12-07 | 2624.51 | 未披露 | 定期报告 | 2016-11-30 |
| 2016-12-07 | 2624.40 | 未披露 |
更多>>
from September 30, 2015 to September 30, 2016
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - Board of Directors
|
2016-09-30 |
| 2016-08-04 | 2613.86 | 未披露 | 定期报告 | 2016-08-02 |
| 2016-08-04 | 2613.10 | 未披露 | 定期报告 | 2016-06-30 |
| 2016-05-05 | 2610.24 | 未披露 | 定期报告 | 2016-05-02 |
| 2016-05-05 | 2610.20 | 未披露 | 定期报告 | 2016-03-31 |
| 2016-02-04 | 2590.71 | 未披露 | 定期报告 | 2016-02-01 |
| 2016-01-22 | 2582.27 | 未披露 | 定期报告 | 2016-01-14 |
| 2016-02-04 | 2571.40 | 未披露 | 定期报告 | 2015-12-31 |
| 2015-12-14 | 2571.19 | 未披露 | 定期报告 | 2015-12-07 |
| 2015-12-14 | 2567.60 | 未披露 |
更多>>
from September 30, 2014 to September 30, 2015
Stock-based compensation
Purchase of treasury stock
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - Board of Directors
|
2015-09-30 |
| 2015-08-05 | 2556.39 | 未披露 | 定期报告 | 2015-07-31 |
| 2015-08-05 | 2553.20 | 未披露 | 定期报告 | 2015-06-30 |
| 2015-05-06 | 3229.65 | 未披露 | 定期报告 | 2015-05-01 |
| 2015-05-06 | 3226.30 | 未披露 | 定期报告 | 2015-03-31 |
| 2015-02-13 | 3210.66 | 未披露 | 定期报告 | 2015-02-10 |
| 2015-01-20 | 3187.36 | 未披露 | 定期报告 | 2015-01-13 |
| 2015-02-13 | 3161.30 | 未披露 | 定期报告 | 2014-12-31 |
| 2014-12-12 | 3114.98 | 未披露 | 定期报告 | 2014-12-05 |
| 2014-10-22 | 3115.18 | 未披露 | 定期报告 | 2014-10-22 |
| 2014-12-12 | 3110.90 | 未披露 |
更多>>
From September 30, 2013 to September 30, 2014
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
Issuance of common stock - BOD
|
2014-09-30 |
| 2014-08-07 | 3070.98 | 未披露 | 定期报告 | 2014-08-01 |
| 2014-08-07 | 3070.90 | 未披露 | 定期报告 | 2014-06-30 |
| 2014-05-07 | 3064.08 | 未披露 | 定期报告 | 2014-04-30 |
| 2014-05-07 | 3063.40 | 未披露 | 定期报告 | 2014-03-31 |
| 2014-02-05 | 3035.78 | 未披露 | 定期报告 | 2014-01-31 |
| 2014-02-05 | 3018.00 | 未披露 | 定期报告 | 2013-12-31 |
| 2013-12-09 | 3003.00 | 未披露 | 定期报告 | 2013-11-29 |
| 2013-12-09 | 2998.20 | 未披露 |
更多>>
from September 30, 2012 to September 30, 2013
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
Issuance of common stock from stock sales
|
2013-09-30 |
| 2013-08-06 | 2676.20 | 未披露 | 定期报告 | 2013-07-31 |
| 2013-08-06 | 2676.10 | 未披露 | 定期报告 | 2013-06-30 |
| 2013-05-10 | 2671.35 | 未披露 | 定期报告 | 2013-05-03 |
| 2013-05-10 | 2669.30 | 未披露 | 定期报告 | 2013-03-31 |
| 2013-02-06 | 2642.99 | 未披露 | 定期报告 | 2013-01-30 |
| 2013-01-25 | 2641.90 | 未披露 | 定期报告 | 2013-01-10 |
| 2013-02-06 | 2637.30 | 未披露 | 定期报告 | 2012-12-31 |
| 2012-12-13 | 2637.87 | 未披露 | 定期报告 | 2012-12-07 |
| 2012-12-13 | 2437.20 | 未披露 |
更多>>
from September 30, 2011 to September 30, 2012
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
On January 27, 2012, we announced that our Board of Directors approved a four-to-one reverse stock split of our common stock. Our shareholders had previously authorized our Board of Directors to approve a reverse stock split at our 2011 Annual Meeting held on June 14, 2011. On February 15, 2012, we filed a Certificate of Amendment to our Restated Certificate of Incorporation in order to effect the reverse stock split and reduce the number of authorized shares of our common stock from 200 million to 50 million.
|
2012-09-30 |
| 2012-08-08 | 2406.09 | 未披露 | 定期报告 | 2012-08-03 |
| 2012-08-08 | 2404.20 | 未披露 | 定期报告 | 2012-06-30 |
| 2012-05-03 | 2391.04 | 未披露 | 定期报告 | 2012-04-30 |
| 2012-05-03 | 2390.70 | 未披露 | 定期报告 | 2012-03-31 |
| 2012-02-16 | 2351.73 | 未披露 |
更多>>
On February 15, 2012, EMCORE Corporation (the “Company”) filed a Certificate of Amendment to its Restated Certificate of Incorporation (the “Certificate of Amendment”) with the New Jersey Secretary of State in order to effect the previously announced 4:1 reverse stock split (the “Reverse Stock Split”) and reduce the number of shares of the Company's common stock, no par value per share (the “Common Stock”), authorized under its Restated Certificate of Incorporation from 200 million to 50 million. The Certificate of Amendment was effective at 5:00 p.m., Eastern Standard Time, on February 15, 2012.
|
2012-02-15 |
| 2012-02-14 | 9406.90 | 未披露 | 定期报告 | 2011-12-31 |
| 2011-12-29 | 9406.77 | 未披露 | 定期报告 | 2011-12-21 |
| 2011-12-29 | 9392.50 | 未披露 |
更多>>
from September 30, 2010 to September 30, 2011
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
Issuance of common stock from private placement transaction
Issuance of common stock related to equity line financing facility
|
2011-09-30 |
| 2011-08-04 | 9298.03 | 未披露 | 定期报告 | 2011-08-01 |
| 2011-08-04 | 9294.70 | 未披露 | 定期报告 | 2011-06-30 |
| 2011-05-06 | 8833.47 | 未披露 | 定期报告 | 2011-05-03 |
| 2011-05-06 | 8835.80 | 未披露 | 定期报告 | 2011-03-31 |
| 2011-02-07 | 8620.17 | 未披露 | 定期报告 | 2011-02-02 |
| 2011-01-10 | 8531.80 | 未披露 | 定期报告 | 2011-01-07 |
| 2011-02-07 | 8541.70 | 未披露 | 定期报告 | 2010-12-31 |
| 2010-10-05 | 8510.06 | 未披露 | 定期报告 | 2010-10-01 |
| 2011-01-10 | 8518.70 | 未披露 |
更多>>
From September 30, 2009 to September 30, 2010
Stock option exercises
Compensatory stock issuances
Issuance of common stock - ESPP
Issuance of common stock related toequity line of credit facility
|
2010-09-30 |
| 2010-10-05 | 8490.20 | 未披露 | 定期报告 | 2010-06-30 |
| 2009-12-29 | 8112.39 | 未披露 | 定期报告 | 2009-12-21 |
| 2009-12-29 | 8082.30 | 未披露 |
更多>>
from September 30, 2008 to September 30, 2009
Stock option exercises
Compensatory stock issuances
Issuance of common stock - ESPP
Issuance of common stock for acquisitions
|
2009-09-30 |
| 2008-12-30 | 7779.12 | 未披露 | 定期报告 | 2008-12-29 |
| 2008-12-30 | 7776.10 | 未披露 |
更多>>
from September 30, 2007 to September 30, 2008
Stock option exercises
Compensatory stock issuances
Issuance of common stock - ESPP
Conversion of subordinated convertible notes
Issuance of common stock in private placement transaction
Issuance of common stock in Opticomm acquisition
Issuance of common stock in Intel acquisitions
|
2008-09-30 |
| 2007-12-31 | 5225.39 | 未披露 | 定期报告 | 2007-12-26 |
| 2007-11-01 | 5121.86 | 未披露 | 定期报告 | 2007-10-19 |
| 2007-12-31 | 5104.90 | 未披露 |
更多>>
from September 30, 2006 to September 30, 2007
Stock option exercises
Compensatory stock issuances
|
2007-09-30 |
| 2007-11-01 | 5080.30 | 未披露 |
更多>>
from September 30,2005 to September 30, 2006
Stock option exercises
Compensatory stock issuances
Issuance of common stock – ESPP
Issuance of common stock for acquisition of:
Force, Inc.
Phasebridge, Inc.
K2 Optronics, Inc.
Shares issued in lieu of royalties
Treasury stock
|
2006-09-30 |
| 2005-12-14 | 4824.33 | 未披露 | 定期报告 | 2005-12-02 |
| 2005-12-14 | 4800.30 | 未披露 |
更多>>
from September 30, 2004 to September 30, 2005
Stock option exercise
Compensatory stock issuances
Issuance of common stock - ESPP
|
2005-09-30 |
| 2004-12-14 | 4703.80 | 未披露 | 定期报告 | 2004-12-06 |
| 2004-12-14 | 4693.10 | 未披露 |
更多>>
from September 30, 2003 to September 30, 2004
Stock option exercise
Compensatory stock issuances
Employee Stock Purchase Plan issuances
Subordinated debt exchange
|
2004-09-30 |
| 2003-12-24 | 3824.48 | 未披露 | 定期报告 | 2003-12-12 |
| 2003-12-24 | 3730.70 | 未披露 |
更多>>
from September 30,2002 to September 30,2003
Stock option exercise
Compensatory stock issuances
Issuance of common stock – Employee Stock Purchase Plan
|
2003-09-30 |
| 2002-12-30 | 3683.31 | 未披露 | 定期报告 | 2002-12-20 |
| 2002-12-30 | 3675.20 | 未披露 |
更多>>
from September 30, 2001 to September 30, 2002
Issuance of common stock - Employee Stock Purchase Plan
Compensatory stock issuances
Stock purchase warrant exercise
Stock option exercise
|
2002-09-30 |
| 2001-12-28 | 3647.58 | 未披露 | 定期报告 | 2001-12-06 |
| 2001-12-28 | 3559.75 | 未披露 |
更多>>
from September 30, 2000 to September 30, 2001
Issuance of common stock in connection with acquisitions
Stock option exercise
Stock purchase warrant exercise
Compensatory stock issuances
Issuance of common stock - Employee Stock Purchase Plan
Treasury stock
|
2001-09-30 |
| 2000-12-28 | 3401.29 | 未披露 | 定期报告 | 2000-12-01 |
| 2000-12-28 | 3396.84 | 未披露 |
更多>>
from September 30, 1999 to September 30, 2000
Issuance of common stock from public offering, net of issuance cost of $8,500
Stock option exercise
Stock purchase warrant exercise
Conversion of mandatorily redeemable con- vertible preferred stock into common stock
Purchase of treasury stock
Compensatory stock issuance
Conversion of convertible subordinated notes into common stock
All share amounts have been restated to reflect EMCORE's two-for-one (2:1)
common stock split that was effective on September 18, 2000.
|
2000-09-30 |
| 1999-12-29 | 1356.58 | 未披露 | 定期报告 | 1999-12-01 |
| 1999-12-29 | 1335.38 | 103.00 |
更多>>
from SEPTEMBER 30, 1998 to SEPTEMBER 30, 1999
Compensatory stock issuance
Conversion of mandatorily redeemable convertible preferred stock into common stock
Stock purchase warrant exercise
Stock option exercise
Issuance of common stock from public offering,net of issuance cost of $5,000
|
1999-09-30 |
| 1998-12-29 | 938.56 | 未披露 | 定期报告 | 1998-12-23 |
| 1998-12-29 | 937.60 | 未披露 |
更多>>
from SEPTEMBER 30, 1997 to SEPTEMBER 30, 1998
Compensatory stock issuances
Issuance of common stock on exercise of warrants in exchange for subordinated notes
Stock purchase warrant exercise
Stock option exercise
Issuance of common stock and common stock purchase options and warrants in connection with the acquisition of MODE
Issuance of common stock on exercise of warrants in exchange for notes receivable
|
1998-09-30 |
| 1997-12-29 | 931.77 | 未披露 | 定期报告 | 1997-12-22 |
| 1997-12-29 | 600.04 | 未披露 |
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from SEPTEMBER 30, 1996 to SEPTEMBER 30, 1997
401(k) matching contribution
Issuance of common stock on exercise of stock options
Issuance of common stock on exercise of warrants
Issuance of common stock in initial public offering, net of issuance cost of $3,110,345
On February 3, 1997, the Board of Directors approved a 3.4:1 reverse stock
split of its Common Stock and approved a decrease in the number of shares of Common Stock authorized.
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1997-09-30 |
From March 31, 2024 to June 30, 2024
Stock-based compensation
1 for 10 reverse stock split
From September 30,2022 to September 30,2023
Stock-based compensation
Sale of common stock
Pension adjustment
Common stock offered 19,652,174 shares by the company
From March 31, 2023 to June 30, 2023
Stock-based compensation
Common stock offered 15,454,546 shares by the company
From September 30, 2022 to December 31, 2022
Stock-based compensation
From March 31, 2022 to June 30, 2022
Stock-based compensation
From December 31, 2021 to March 31, 2022
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Sale of common stock
Tax withholding paid on behalf of employees for stock-based awards
Sale of common stock, net of offering costs
From September 30, 2021 to December 31, 2021
Stock-based compensation
Stock option exercises
From September 30, 2020 to September 30, 2021
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Sale of common stock
From March 31, 2021 to June 30, 2021
Stock-based compensation
Stock option exercises
From December 31, 2020 to March 31, 2021
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Sale of common stock
1.Common stock offered by the company 5,787,037 shares
2.The number of shares of common stock to be outstanding immediately after this offering is based on 29,782,853 shares outstanding as of December 31, 2020.
From September 30, 2020 to December 31, 2020
Stock-based compensation
Stock option exercises
From September 30, 2019 to September 30, 2020
Stock-based compensation
Stock option exercises
Issuance of restricted stock units
Issuance of common stock - ESPP
Tax withholding paid on behalf of employees for stock-based awards
Translation adjustment
From March 31, 2020 to June 30, 2020
Stock-based compensation
From December 31, 2019 To March 31, 2020
Stock-based compensation
Stock option exercises
Issuance of restricted stock units
Issuance of common stock - ESPP
from September 30, 2019 to December 31, 2019
Stock-based compensation
From September 30, 2018 to September 30, 2019
Stock-based compensation
Stock option exercises
Issuance of common stock for acquisition
Issuance of common stock - ESPP
From March 31, 2019 to June 30, 2019
Stock-based compensation
Issuance of common stock for acquisition
From December 31, 2018 To March 31, 2019
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
From September 30, 2017 To September 30, 2018
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
From September 30, 2016 To September 30, 2017
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - Board of Directors
from September 30, 2015 to September 30, 2016
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - Board of Directors
from September 30, 2014 to September 30, 2015
Stock-based compensation
Purchase of treasury stock
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - Board of Directors
From September 30, 2013 to September 30, 2014
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
Issuance of common stock - BOD
from September 30, 2012 to September 30, 2013
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
Issuance of common stock from stock sales
from September 30, 2011 to September 30, 2012
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
On January 27, 2012, we announced that our Board of Directors approved a four-to-one reverse stock split of our common stock. Our shareholders had previously authorized our Board of Directors to approve a reverse stock split at our 2011 Annual Meeting held on June 14, 2011. On February 15, 2012, we filed a Certificate of Amendment to our Restated Certificate of Incorporation in order to effect the reverse stock split and reduce the number of authorized shares of our common stock from 200 million to 50 million.
On February 15, 2012, EMCORE Corporation (the “Company”) filed a Certificate of Amendment to its Restated Certificate of Incorporation (the “Certificate of Amendment”) with the New Jersey Secretary of State in order to effect the previously announced 4:1 reverse stock split (the “Reverse Stock Split”) and reduce the number of shares of the Company's common stock, no par value per share (the “Common Stock”), authorized under its Restated Certificate of Incorporation from 200 million to 50 million. The Certificate of Amendment was effective at 5:00 p.m., Eastern Standard Time, on February 15, 2012.
from September 30, 2010 to September 30, 2011
Stock-based compensation
Stock option exercises
Issuance of common stock - ESPP
Issuance of common stock - ODPP
Issuance of common stock from private placement transaction
Issuance of common stock related to equity line financing facility
From September 30, 2009 to September 30, 2010
Stock option exercises
Compensatory stock issuances
Issuance of common stock - ESPP
Issuance of common stock related toequity line of credit facility
from September 30, 2008 to September 30, 2009
Stock option exercises
Compensatory stock issuances
Issuance of common stock - ESPP
Issuance of common stock for acquisitions
from September 30, 2007 to September 30, 2008
Stock option exercises
Compensatory stock issuances
Issuance of common stock - ESPP
Conversion of subordinated convertible notes
Issuance of common stock in private placement transaction
Issuance of common stock in Opticomm acquisition
Issuance of common stock in Intel acquisitions
from September 30, 2006 to September 30, 2007
Stock option exercises
Compensatory stock issuances
from September 30,2005 to September 30, 2006
Stock option exercises
Compensatory stock issuances
Issuance of common stock – ESPP
Issuance of common stock for acquisition of:
Force, Inc.
Phasebridge, Inc.
K2 Optronics, Inc.
Shares issued in lieu of royalties
Treasury stock
from September 30, 2004 to September 30, 2005
Stock option exercise
Compensatory stock issuances
Issuance of common stock - ESPP
from September 30, 2003 to September 30, 2004
Stock option exercise
Compensatory stock issuances
Employee Stock Purchase Plan issuances
Subordinated debt exchange
from September 30,2002 to September 30,2003
Stock option exercise
Compensatory stock issuances
Issuance of common stock – Employee Stock Purchase Plan
from September 30, 2001 to September 30, 2002
Issuance of common stock - Employee Stock Purchase Plan
Compensatory stock issuances
Stock purchase warrant exercise
Stock option exercise
from September 30, 2000 to September 30, 2001
Issuance of common stock in connection with acquisitions
Stock option exercise
Stock purchase warrant exercise
Compensatory stock issuances
Issuance of common stock - Employee Stock Purchase Plan
Treasury stock
from September 30, 1999 to September 30, 2000
Issuance of common stock from public offering, net of issuance cost of $8,500
Stock option exercise
Stock purchase warrant exercise
Conversion of mandatorily redeemable con- vertible preferred stock into common stock
Purchase of treasury stock
Compensatory stock issuance
Conversion of convertible subordinated notes into common stock
All share amounts have been restated to reflect EMCORE's two-for-one (2:1)
common stock split that was effective on September 18, 2000.
from SEPTEMBER 30, 1998 to SEPTEMBER 30, 1999
Compensatory stock issuance
Conversion of mandatorily redeemable convertible preferred stock into common stock
Stock purchase warrant exercise
Stock option exercise
Issuance of common stock from public offering,net of issuance cost of $5,000
from SEPTEMBER 30, 1997 to SEPTEMBER 30, 1998
Compensatory stock issuances
Issuance of common stock on exercise of warrants in exchange for subordinated notes
Stock purchase warrant exercise
Stock option exercise
Issuance of common stock and common stock purchase options and warrants in connection with the acquisition of MODE
Issuance of common stock on exercise of warrants in exchange for notes receivable
from SEPTEMBER 30, 1996 to SEPTEMBER 30, 1997
401(k) matching contribution
Issuance of common stock on exercise of stock options
Issuance of common stock on exercise of warrants
Issuance of common stock in initial public offering, net of issuance cost of $3,110,345
On February 3, 1997, the Board of Directors approved a 3.4:1 reverse stock
split of its Common Stock and approved a decrease in the number of shares of Common Stock authorized.