CUSIP No. 29268T102
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1. Names of Reporting Person
S.S. or I.R.S. Identificaiton No. of Above Person
David Gelbaum, Trustee, The Quercus Trust
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2. Check the Appropriate Box if a Member of a Group
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(a) x
(b) o
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3. SEC Use Only
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4. Source of Funds
PF
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5. Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) o
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6. Citizenship or Place of Organization
U.S.
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Number of Shares
Beneficially
Owned by
Each Reporting
Person With:
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7. Sole Voting Power
-0-
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8. Shared Voting Power
6,352,338 (1)
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9. Sole Dispositive Power
-0-
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10. Shared Dispositive Power
6,352,638 (1)
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11. Aggregate Amount Beneficially Owned by Each Reporting Person
6,352,638 (1)
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12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
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13. Percent of Class Represented by Amount in Row (11)
27.0%
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14. Type of Reporting Person
IN
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CUSIP No. 29268T102
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1. Names of Reporting Person
S.S. or I.R.S. Identificaiton No. of Above Person
Monica Chavez Gelbaum, Trustee, The Quercus Trust
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2. Check the Appropriate Box if a Member of a Group
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|
(a) x
(b) o
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|
|
|
3. SEC Use Only
|
|
4. Source of Funds
PF
|
|
5. Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) o
|
|
6. Citizenship or Place of Organization
U.S.
|
|
Number of Shares
Beneficially
Owned by
Each Reporting
Person With:
|
7. Sole Voting Power
-0-
|
8. Shared Voting Power
6,352,638 (1)
|
|
9. Sole Dispositive Power
-0-
|
|
10. Shared Dispositive Power
6,352,638 (1)
|
|
11. Aggregate Amount Beneficially Owned by Each Reporting Person
6,352,638 (1)
|
|
12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
|
|
13. Percent of Class Represented by Amount in Row (11)
27.0%
|
|
14. Type of Reporting Person
IN
|
CUSIP No. 29268T102
|
|
1. Names of Reporting Person
S.S. or I.R.S. Identificaiton No. of Above Person
The Quercus Trust
|
|
2. Check the Appropriate Box if a Member of a Group
|
|
(a) x
(b) o
|
|
|
|
3. SEC Use Only
|
|
4. Source of Funds
PF
|
|
5. Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or 2(e) o
|
|
6. Citizenship or Place of Organization
U.S.
|
|
Number of Shares
Beneficially
Owned by
Each Reporting
Person With:
|
7. Sole Voting Power
-0-
|
8. Shared Voting Power
6,352,638 (1)
|
|
9. Sole Dispositive Power
-0-
|
|
10. Shared Dispositive Power
6,352,638 (1)
|
|
11. Aggregate Amount Beneficially Owned by Each Reporting Person
6,352,638 (1)
|
|
12. Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
|
|
13. Percent of Class Represented by Amount in Row (11)
27.0%
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|
14. Type of Reporting Person
OO
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Date | Number of Shares |
Range of Sale
Prices ($/Sh)
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Weighted-Average
Sale Price ($/Sh)
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9/15/2010 | 12,400 | $1.58-$1.64 | $1.6144 |
Dated: September 15 , 2010
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/s/ David Gelbaum
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David Gelbaum, Co-Trustee of The Quercus Trust
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/s/ David Gelbaum, as Attorney-In-Fact for Monica Chavez Gelbaum
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Monica Chavez Gelbaum, Co-Trustee of The Quercus Trust
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/s/ David Gelbaum
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The Quercus Trust, David Gelbaum, Co-Trustee of The Quercus Trust
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Dated: September 15 , 2010
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/s/ David Gelbaum
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David Gelbaum, Co-Trustee of The Quercus Trust
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/s/ David Gelbaum, as Attorney-In-Fact for Monica Chavez Gelbaum
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Monica Chavez Gelbaum, Co-Trustee of The Quercus Trust
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/s/ David Gelbaum
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The Quercus Trust, David Gelbaum, Co-Trustee of The Quercus Trust
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