QUODD

Insider Transactions last 24 months for Keros Therapeutics, Inc. - NSDQ: KROS

Transactions
All	Buy	Sell	Option Exercise

Filer's Name	Relationship/ Title	Trans. Date	Trans. Type	Ownership Type	Security Type	Shares	Price	Trans. Value	Total Shares Owned
Bienaime Jean Jacques	Director	03/09/2026	AP	Direct	COM	2,000	$11.21	$22,420.00	7,450
Newton Charles W.	Director	03/09/2026	AA	Direct	COM	13,215	$0.00	$0.00	13,215
Seehra Jasbir	CHIEF EXECUTIVE OFFICER	02/19/2026	DS	Direct	COM	7,015	$16.17	$113,432.55	385,708
Regnante Keith	CHIEF FINANCIAL OFFICER	02/18/2026	DS	Direct	COM	4,739	$16.35	$77,482.65	39,261
Lerner Lorena Raquel	Chief Science Officer	02/18/2026	DS	Direct	COM	3,873	$16.35	$63,323.55	31,127
Cho Esther	SVP, General Counsel	02/18/2026	DS	Direct	COM	4,745	$16.35	$77,580.75	39,755
Gordon Carl L	Director	11/21/2025	DD	Indirect	COM	74,465	$17.75	$1,321,753.75	45,057
Gordon Carl L	Director	11/21/2025	DD	Indirect	COM	140,057	$17.75	$2,486,011.75	759,155
Orbimed Advisors Llc	Director	11/21/2025	DD	Indirect	COM	74,465	$17.75	$1,321,753.75	45,057
Orbimed Advisors Llc	Director	11/21/2025	DD	Indirect	COM	140,057	$17.75	$2,486,011.75	759,155
Knowles Julius	Director	11/21/2025	DD	Indirect	COM	130,494	$17.75	$2,316,268.50	102,233
Knowles Julius	Director	11/21/2025	DD	Indirect	COM	191,527	$17.75	$3,399,604.25	150,047
Adar1 Capital Management, Llc	Other	10/15/2025	DS	Indirect	COM	743,358	$17.75	$13,194,604.50	0
Adar1 Capital Management, Llc	Other	10/15/2025	DS	Indirect	COM	254,669	$17.75	$4,520,374.75	0
Adar1 Capital Management, Llc	Other	10/15/2025	DS	Indirect	COM	4,391,237	$17.75	$77,944,456.75	0
Pontifax Management 4 G.P. (2015) Ltd.	Other	10/15/2025	DS	Indirect	COM	155,262	$17.75	$2,755,900.50	0
Pontifax Management 4 G.P. (2015) Ltd.	Other	10/15/2025	DS	Indirect	COM	1,226,412	$17.75	$21,768,813.00	0
Pontifax Management 4 G.P. (2015) Ltd.	Other	10/15/2025	DS	Indirect	COM	1,121,045	$17.75	$19,898,548.75	0
Pontifax Management 4 G.P. (2015) Ltd.	Other	10/15/2025	DS	Indirect	COM	2,284,612	$17.75	$40,551,863.00	0
Seehra Jasbir	CHIEF EXECUTIVE OFFICER	09/03/2025	AA	Direct	COM	90,500	$0.00	$0.00	392,723
Adar1 Capital Management, Llc	Other	06/20/2025	DX	Indirect	COM	200	$70.00	$14,000.00	743,358
Adar1 Capital Management, Llc	Other	06/20/2025	DX	Indirect	COM	1,400	$70.00	$98,000.00	4,391,237
Adar1 Capital Management, Llc	Other	06/20/2025	DX	Indirect	COM	100	$60.00	$6,000.00	4,392,637
Bienaime Jean Jacques	Director	06/04/2025	AA	Direct	COM	5,250	$0.00	$0.00	5,450
Farzan Nima	Director	06/04/2025	AA	Direct	COM	5,250	$0.00	$0.00	5,250

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Transaction Type Key First letter: A = Acquired, D = Disposed Second letter: A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security \| D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) \| E = Expiration of short derivative position \| F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. \| G = Gift \| H = Expiration (or cancellation) of long derivative position with value received \| I = Discretionary transaction in accordance with Rule 16b-3(f) \| J = Other \| L = Small acquisition under Rule 16a-6 \| M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 \| O = Exercise of out-of-the-money derivative security \| P = Open market or private purchase \| S = Open market or private sale \| U = Disposition pursuant to a tender of shares in a change of control transaction \| W = Acquisition or disposition by will or the laws of descent and distribution \| X = Exercise of in-the-money or at-the-money derivative security \| Z = Deposit into or withdrawal from voting trust		Send to Excel

Transaction Type Key
First letter: A = Acquired, D = Disposed
Second letter:
A = Grant, award or other acquisition pursuant to Rule 16b-3(d) C = Conversion of derivative security | D = Disposition to the issuer of issuer equity securities pursuant to Rule 16b-3(e) | E = Expiration of short derivative position | F = Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3. | G = Gift | H = Expiration (or cancellation) of long derivative position with value received | I = Discretionary transaction in accordance with Rule 16b-3(f) | J = Other | L = Small acquisition under Rule 16a-6 | M = Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | O = Exercise of out-of-the-money derivative security | P = Open market or private purchase | S = Open market or private sale | U = Disposition pursuant to a tender of shares in a change of control transaction | W = Acquisition or disposition by will or the laws of descent and distribution | X = Exercise of in-the-money or at-the-money derivative security | Z = Deposit into or withdrawal from voting trust

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