GLENBROOK CAPITAL LP

SEC source: 0001249155-18-000078 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · Shareholder

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · Indirect beneficial owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 683,524

F3 · price: This transaction was executed in multiple trades at prices ranging from $5.82 to $6.20. The price reported reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request of the SEC Staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price for all of purchases made on December 13, 2018.

F2 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the shares of common stock. However, these shares may be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000078 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · Shareholder

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · Indirect beneficial owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 681,724

F1 · price: This transaction was executed in multiple trades at prices ranging from $6.00 to $6.16. The price reported reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission staff (the "SEC Staff"), the Issuer or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price for all of the purchases made on December 12, 2018.

F2 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the shares of common stock. However, these shares may be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000074 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 673,070

F1 · price: This transaction was executed in multiple trades at prices ranging from $6.01 to $6.368. The price reported reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for the purchase transaction reported on this Form 4.

F2 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the shares of common stock. However, these shares are deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000056 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 658,070

F1 · kind: Glenbrook Capital LP ("GBLP") distributed the 65,541 shares of the Issuer's common stock to a passive limited partner as a liquidating distribution of a portion of that limited partner's partnership interest.

F2 · ownership.direct: GBLP is the direct beneficial owner of the shares of common stock reported on this Form 4. However, the shares reported on Table I as owned directly are deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the securities described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000044 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 60,726 shares

Expires 2022-08-10

F2 · price: The warrants were issued as a component of units sold in the issuer's public offering, each unit consisting of one share of common stock and one common stock purchase warrant, at a per unit price of $4.50.

F1 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the securities. However, the shares in Table I and the warrants in Table II may be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed to be an admission that GCM is the beneficial owner of the securities described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000044 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 723,611

F1 · balance_after: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the securities. However, the shares in Table I and the warrants in Table II may be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed to be an admission that GCM is the beneficial owner of the securities described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

F1 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the securities. However, the shares in Table I and the warrants in Table II may be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed to be an admission that GCM is the beneficial owner of the securities described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000041 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: Not disclosed

Underlying: Common Stock · 70,000 shares

Expires 2020-06-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Shares were issued upon conversion of a 5% convertible promissory note due 2020 in the principal amount of $400,000, plus $20,000 in accrued interest.

F3 · derivative.underlying_shares: Includes conversion of $400,000 in principal and $20,000 of accrued interest, at $6.00 per share.

F2 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the securities reported herein. However, these securities may also be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such securities, except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000041 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 662,885

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Shares were issued upon conversion of a 5% convertible promissory note due 2020 in the principal amount of $400,000, plus $20,000 in accrued interest.

F2 · ownership.direct: Glenbrook Capital, LP ("GBLP") is the direct beneficial owner of the securities reported herein. However, these securities may also be deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such securities, except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000036 · primary_doc.xml · nonDerivative · entry 3

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 592,885

F2 · price: The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

F3 · price: This transaction was executed in multiple trades at prices ranging from $8.25 to $9.00.

F4 · ownership.direct: Glenbrook Capital LP ("GBLP") is the direct beneficial owner of the shares of common stock. However, these shares are deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000036 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 575,696

F1 · price: This transaction was executed in multiple trades at prices ranging from $8.2533 to $8.88.

F2 · price: The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

SEC source: 0001249155-18-000036 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 567,649

SEC source: 0001249155-18-000035 · primary_doc.xml · nonDerivative · entry 3

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 564,649

F3 · price: This transaction was executed in multiple trades at prices ranging from $8.89 to $9.00. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

F4 · ownership.direct: Glenbrook Capital LP ("GBLP") is the direct beneficial owner of the shares of common stock. However, these shares are deemed to be indirectly beneficially owned by Glenbrook Capital Management ("GCM"), the general partner of GBLP. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 or for any other purpose.

SEC source: 0001249155-18-000035 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 561,649

F2 · price: This transaction was executed in multiple trades at prices ranging from $7.70 to $7.967. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

SEC source: 0001249155-18-000035 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 555,441

F1 · price: This transaction was executed in multiple trades at prices ranging from $7.265 to $7.55. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission (the "SEC") staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

SEC source: 0001249155-18-000032 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 534,713

F3 · price: This transaction was executed in multiple trades at prices ranging from $7.37 to $7.40. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

F2 · ownership.direct: Glenbrook Capital LP ("GBLP")is the direct beneficial owner of the shares of common stock. However, Glenbrook Capital Management ("GCM"), the general partner of GBLP, may be deemed to be the indirect beneficial owner of such shares. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-18-000032 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

GLENBROOK CAPITAL MANAGEMENT · CIK 0001273782 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 533,013

F1 · price: This transaction was executed in multiple trades at prices ranging from $7.15 to $7.50. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission ("SEC") staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all transactions reported on this Form 4.

F2 · ownership.direct: Glenbrook Capital LP ("GBLP")is the direct beneficial owner of the shares of common stock. However, Glenbrook Capital Management ("GCM"), the general partner of GBLP, may be deemed to be the indirect beneficial owner of such shares. GCM disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that GCM is the beneficial owner of the shares described herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

SEC source: 0001249155-17-000057 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,726

Underlying: Common Stock · 60,726 shares

Expires 2022-08-10

F1 · price: The shares reported on Table I and the warrants reported on Table II of this Form 4 were purchased in units, each unit consisting of one share of common stock and one warrant, at a purchase price of $4.50 per unit.

SEC source: 0001249155-17-000057 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 526,913

F1 · price: The shares reported on Table I and the warrants reported on Table II of this Form 4 were purchased in units, each unit consisting of one share of common stock and one warrant, at a purchase price of $4.50 per unit.

SEC source: 0001249155-17-000052 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 466,187

F2 · price: This transaction was executed in multiple trades at prices ranging from $5.9667 to $6.25. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request of the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price for all transactions reported on this Form 4.

SEC source: 0001249155-17-000052 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 465,387

F1 · balance_after: Reflects the total shares beneficially owned, taking into account the three-for-one reverse stock split effected on June 15, 2017.

SEC source: 0001249155-17-000052 · primary_doc.xml · derivative · entry 3

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: Not disclosed

Underlying: Common Stock · 66,667 shares

Expires 2020-06-30

F3 · derivative.exercise_date: The note is convertible at any time at the option of the holder at $6.00 per share, subject to adjustment for future stock splits, reverse splits and similar recapitalizations events, and subject to the blocker attached thereto, which prohibits the voluntary conversion if, by virtue of the conversion, the holder and its affiliates would collectively own more than 19.95% of the Issuer's then outstanding shares. The note will automatically convert in the event the Issuer consummates an equity financing of at least $4.0 million at a per share price of at least $7.50.

SEC source: 0001249155-17-000045 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,389,861

F1 · kind: The Reporting Person distributed the 210,000 shares of the Issuer's common stock to a passive limited partner as a liquidating distribution of a portion of that limited partner's partnership interest.

F1 · price: The Reporting Person distributed the 210,000 shares of the Issuer's common stock to a passive limited partner as a liquidating distribution of a portion of that limited partner's partnership interest.

SEC source: 0001249155-17-000039 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 153,846

Underlying: Common Stock · 153,846 shares

Expires 2020-05-17

F1 · price: The Common Stock reported in Table I and the Warrants reported in Table II were purchased together in a Unit, each Unit consisting of one share of Common Stock and one Warrant, at a purchase price of $1.30 per Unit. The Issuer did not allocate the Unit purchase price between the components of the Units.

SEC source: 0001249155-17-000039 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,599,861

F1 · price: The Common Stock reported in Table I and the Warrants reported in Table II were purchased together in a Unit, each Unit consisting of one share of Common Stock and one Warrant, at a purchase price of $1.30 per Unit. The Issuer did not allocate the Unit purchase price between the components of the Units.

SEC source: 0001249155-17-000036 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 230,769

Underlying: Common Stock · 230,769 shares

Expires 2020-05-03

F1 · price: The Common Stock reported in Table I and the Warrants reported in Table II were purchased together in a Unit, each Unit consisting of one share of Common Stock and one Warrant, at a purchase price of $1.30 per Unit. The Issuer did not allocate the Unit purchase price between the components of the Unit.

SEC source: 0001249155-17-000036 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,446,015

F1 · price: The Common Stock reported in Table I and the Warrants reported in Table II were purchased together in a Unit, each Unit consisting of one share of Common Stock and one Warrant, at a purchase price of $1.30 per Unit. The Issuer did not allocate the Unit purchase price between the components of the Unit.

SEC source: 0001249155-17-000034 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,215,246

F1 · price: The transaction was executed in multiple trades at prices ranging from $1.40 to $1.60. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price for all purchases reported on this Form 4.

SEC source: 0001249155-17-000018 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 75,000 shares

Expires 2019-06-27

F1 · derivative.exercise_price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 to $1.30, and the warrants were exercised at the reduced exercise price.

F2 · derivative.exercise_date: The warrants contain a blocker that prohibits the reporting person from exercising the warrants if such exercise will result in beneficial ownership by the holder and its affiliates of more than 9.99% of the Issuer's outstanding shares. The blocker may only be amended by written consent of both the Issuer and the holder. Since the holder's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable, absent a waiver. The blocker was waived by mutual consent of the Issuer and the reporting person.

SEC source: 0001249155-17-000018 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,198,746

F1 · price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 to $1.30, and the warrants were exercised at the reduced exercise price.

SEC source: 0001249155-17-000016 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Common Stock · 47,500 shares

Expires 2019-06-27

F1 · derivative.exercise_price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 to $1.30, and the warrants were exercised at the reduced exercise price.

F2 · derivative.exercise_date: The warrants contain a blocker that prohibits the reporting person from exercising the warrants if such exercise will result in beneficial ownership by the holder and its affiliates of more than 9.99% of the Issuer's outstanding shares. The blocker may only be amended by written consent of both the Issuer and the holder. Since the holder's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable, absent a waiver. The blocker was waived by mutual consent of the Issuer and the reporting person.

F3 · balance_after: Corrects a typographical error in the number of warrants reported as owned after the December 29, 2016 exercise transaction reported on the reporting person's Form 4 filed on January 3, 2017.

SEC source: 0001249155-17-000016 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,123,746

SEC source: 0001249155-17-000002 · primary_doc.xml · derivative · entry 5

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires 2019-06-09

F1 · derivative.exercise_price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

F3 · price: The warrants were assigned to the reporting person and transferred for no consideration.

F2 · derivative.exercise_date: The warrants contain a blocker that prohibits the holder from exercising the warrants if such exercise will result in beneficial ownership by the holder and its affiliates of more than 9.99% of the Issuer's outstanding shares. The blocker may only be amended by written consent of both the Issuer and the holder. Since the holder's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable, absent a waiver. The blocker was waived by mutual consent of the Issuer and the reporting person.

SEC source: 0001249155-17-000002 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,076,246

F1 · price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

SEC source: 0001249155-17-000002 · primary_doc.xml · derivative · entry 4

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2019-06-09

F3 · kind: The warrants were assigned to the reporting person and transferred for no consideration.

F3 · price: The warrants were assigned to the reporting person and transferred for no consideration.

F2 · derivative.exercise_date: The warrants contain a blocker that prohibits the holder from exercising the warrants if such exercise will result in beneficial ownership by the holder and its affiliates of more than 9.99% of the Issuer's outstanding shares. The blocker may only be amended by written consent of both the Issuer and the holder. Since the holder's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable, absent a waiver. The blocker was waived by mutual consent of the Issuer and the reporting person.

SEC source: 0001249155-17-000002 · primary_doc.xml · derivative · entry 3

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,500

Underlying: Common Stock · 100,000 shares

Expires 2019-06-27

F1 · derivative.exercise_price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

F2 · derivative.exercise_date: The warrants contain a blocker that prohibits the holder from exercising the warrants if such exercise will result in beneficial ownership by the holder and its affiliates of more than 9.99% of the Issuer's outstanding shares. The blocker may only be amended by written consent of both the Issuer and the holder. Since the holder's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable, absent a waiver. The blocker was waived by mutual consent of the Issuer and the reporting person.

SEC source: 0001249155-17-000002 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,051,246

F1 · price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

SEC source: 0001249155-16-000089 · primary_doc.xml · derivative · entry 3

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 300,000 shares

Expires 2019-06-04

F1 · derivative.exercise_price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

F3 · shares: Reflects the 20-for-1 reverse stock split effective October 18, 2016.

F5 · price: The warrants were issued for any additional consideration in connection with the purchase by the reporting person of promissory notes.

F4 · derivative.exercise_date: The warrants contain a blocker than prohibits the reporting person from exercising the warrants if such exercise will result in beneficial ownership by the reporting person and its affiliates of more than 9.99% of the Issuer's outstanding shares. The blocker may only be amended by written consent of both the Issuer and the reporting person. Since the reporting person's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable, absent a waiver. The blocker was waived by mutual consent of the Issuer and the reporting person as of November 25, 2016.

F3 · derivative.underlying_shares: Reflects the 20-for-1 reverse stock split effective October 18, 2016.

SEC source: 0001249155-16-000089 · primary_doc.xml · nonDerivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 951,246

F1 · price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

F2 · price: The exercise price was paid by forgiveness of indebtedness of $125,000.20 owed by the Issuer to the reporting person pursuant to promissory notes.

SEC source: 0001249155-16-000089 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 855,092

F1 · price: On November 25, 2016, the Issuer temporarily reduced the exercise price of its outstanding warrants from $2.00 ($0.10 prior to the October 18, 2016 reverse stock split) to $1.30, and the warrants were exercised at the reduced exercise price.

SEC source: 0001249155-16-000088 · primary_doc.xml · derivative · entry 2

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 37,500

Underlying: Common Stock · 37,500 shares

Expires 2019-11-23

F3 · price: The warrants were issued for no additional consideration in connection with the purchase by the reporting person of a $75,000 promissory note.

F2 · derivative.exercise_date: The warrants contain a blocker that prohibits the holder from exercising the warrants if such exercise will result in beneficial ownership of more the 9.99% of the Issuer's outstanding shares by the warrant holder and its affiliates. The blocker may only be amended by written consent of both the Issuer and the holder. Since the reporting person's beneficial ownership percentage is over 9.99%, the warrants are currently not exercisable. The warrant will not be exercisable until the reporting person's beneficial ownership percentage falls below 9.99% (taking into account exercise of the warrants), or the blocker is waived by the mutual consent of the reporting person and the Issuer.

SEC source: 0001249155-16-000088 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 651,246

F1 · balance_after: Reflects a 20-for-1 reverse stock split effective October 18, 2016.

SEC source: 0001249155-16-000080 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,774,915

F1 · price: This transaction was executed in multiple trades at prices ranging from $0.0889 to $0.1050. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price for all transactions reported on this Form 4.

SEC source: 0001249155-16-000078 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,599,915

SEC source: 0001249155-16-000079 · primary_doc.xml · nonDerivative · entry 1

GLENBROOK CAPITAL LP · CIK 0001160520 · 10% owner

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,599,915

F1 · price: This transaction was executed in multiple trades at prices ranging from $0.0805 to $0.08500. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request of the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares purchased at each separate price for all transactions reported on this Form 4.