Sec Form 4 Filing - Kariv Tomer @ Keros Therapeutics, Inc. - 2020-11-17

Every director, officer or owner of more than ten percent of a class of equity securities registered under Section 12 of the '34 Act must file with the U.S. Securities and Exchange Commission (SEC) a statement of ownership regarding such security.

Form 4: Statement of changes in beneficial ownership, filed before the end of the 2nd business day following the day on which a transaction resulting in a change in beneficial ownership.

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FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person *
Kariv Tomer
2. Issuer Name and Ticker or Trading Symbol
Keros Therapeutics, Inc. [ KROS]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X __ Director X __ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O KEROS THERAPEUTICS, INC., 99 HAYDEN AVENUE, SUITE 120, BUILDING E
3. Date of Earliest Transaction (MM/DD/YY)
11/17/2020
(Street)
LEXINGTON, MA02421
4. If Amendment, Date Original Filed (MM/DD/YY)
6. Individual or Joint/Group Filing (Check Applicable Line)
_____ Form filed by One Reporting Person
__ X __ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 11/17/2020 P 26,634 A $ 50 2,288,151 I See footnote ( 1 )
Common Stock 11/17/2020 P 12,966 A $ 50 1,122,768 I See footnote ( 2 )
Common Stock 11/17/2020 P 14,400 A $ 50 1,228,326 I See footnote ( 3 )
Common Stock 11/17/2020 P 6,000 A $ 50 155,262 I See footnote ( 4 ) ( 5 )
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(MM/DD/YY)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Kariv Tomer
C/O KEROS THERAPEUTICS, INC.
99 HAYDEN AVENUE, SUITE 120, BUILDING E
LEXINGTON, MA02421
X X
Pontifax (Israel) IV, L.P.
14 SHENKAR STREET, BEIT OFEK
HERZLIYA PITUACH, L346140
X
Pontifax (Cayman) IV L.P.
14 SHENKAR STREET, BEIT OFEK
HERZLIYA PITUACH, L346140
X
Pontifax (China) IV L.P.
14 SHENKAR STREET, BEIT OFEK
HERZLIYA PITUACH, L346140
X
Pontifax Late Stage Fund L.P.
14 SHENKAR STREET, BEIT OFEK
HERZLIYA PITUACH, L346140
X
Pontifax Late Stage GP Ltd.
14 SHENKAR STREET, BEIT OFEK
HERZLIYA PITUACH, L346140
X
Signatures
/s/ Keith Regnante, Attorney-in-Fact 11/19/2020
** Signature of Reporting Person Date
/s/ Keith Regnante, Attorney-in-Fact for Pontifax (Israel) IV L.P. 11/19/2020
** Signature of Reporting Person Date
/s/ Keith Regnante, Attorney-in-Fact for Pontifax (Cayman) IV L.P. 11/19/2020
** Signature of Reporting Person Date
/s/ Keith Regnante, Attorney-in-Fact for Pontifax (China) IV L.P. 11/19/2020
** Signature of Reporting Person Date
/s/ Keith Regnante, Attorney-in-Fact for Pontifax Late Stage Fund, L.P. 11/19/2020
** Signature of Reporting Person Date
/s/ Keith Regnante, Attorney-in-Fact for Pontifax Late Stage GP Ltd. 11/19/2020
** Signature of Reporting Person Date
Explanation of Responses:
( 1 )The securities are held by Pontifax (Israel) IV, L.P. ("Israel IV"). Pontifax Management 4 G.P. (2015) Ltd. ("Management 4") is the ultimate general partner of Israel IV. As a result Management 4 may be deemed to share voting and dispositive power with respect to the shares held by Israel IV. The Reporting Person, a member of the board of directors of the Issuer, is a Managing Partner of Management 4 and, as a result, may be deemed to share voting and investment power with respect to the shares held by Israel IV. Each of Management 4 and the Reporting Person disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest therein, and the inclusion of the shares in this report shall not be deemed to be an admission of beneficial ownership of the reported shares for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise.
( 2 )The securities are held by Pontifax (Cayman) IV, L.P. ("Cayman IV"). Management 4 is the ultimate general partner of Cayman IV. The Reporting Person, a member of the board of directors of the Issuer, is a Managing Partner of Management 4 and, as a result, may be deemed to share voting and investment power with respect to the shares held by Cayman IV. Each of Management 4 and the Reporting Person disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest therein, and the inclusion of the shares in this report shall not be deemed to be an admission of beneficial ownership of the reported shares for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise.
( 3 )The securities are held by Pontifax (China) IV, L.P. ("China IV"). Management 4 is the ultimate general partner of China IV. The Reporting Person, a member of the board of directors of the Issuer, is a Managing Partner of Management 4 and, as a result, may be deemed to share voting and investment power with respect to the shares held by China IV. Each of Management 4 and the Reporting Person disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest therein, and the inclusion of the shares in this report shall not be deemed to be an admission of beneficial ownership of the reported shares for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise.
( 4 )The securities are held by Pontifax Late Stage Fund, L.P. ("Late Stage"). Pontifax Late Stage GP Ltd. ("Late Stage GP") is the general partner of Late Stage and the sole shareholder of Late Stage GP is Mr. Shlomo Karako. Pursuant to Strategic Alliance Agreement, dated August 9, 2018, between Late Stage, Israel IV, Cayman IV and China IV (collectively the, "Pontifax IV Funds"), Late Stage invests side-by-side with the Pontifax IV Funds. By virtue of the strategic relationship, each of Management 4 and the Reporting Person may be deemed to share voting and dispositive power with respect to the shares held by Late Stage in a manner similar to the voting and investment power with respect to the shares held by each of the Pontifax IV Funds.
( 5 )Each of Management 4, Late Stage GP and the Reporting Person disclaims beneficial ownership of such shares, except to the extent of its pecuniary interest therein, and the inclusion of the shares in this report shall not be deemed to be an admission of beneficial ownership of the reported shares for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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