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$KYMR

$120.20 +$0.85 (0.71%)

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Venture Fund X, L.P. Atlas

4,682,761 shares

Net: 0 B/S: -

VALUE FUND L P BIOTECHNOLOGY

2,798,795 shares

Net: 0 B/S: -

Group, LLC Redmile

1,630,660 shares

Net: 0 B/S: -

PARTNERS L P/IL BVF

1,359,109 shares

Net: 0 B/S: -

Biomedical Innovation Master Investors (Cayman) I L.P. Wellington

959,211 shares

Net: 0 B/S: -

JULIAN BAKER

701,326 shares

Net: +167,192 B/S: ∞

Nello Mainolfi

696,195 shares

Net: +278,096 B/S: 2.44

Venture Investments, LLC Alexandria

467,932 shares

Net: 0 B/S: -

Bruce N. Jacobs

260,241 shares

Net: +42,772 B/S: 1.52

Jared Gollob

121,537 shares

Net: +48,617 B/S: 2.01

Ellen Chiniara

80,493 shares

Net: 0 B/S: -

Brian Adams

56,625 shares

Net: +56,625 B/S: ∞

Noah Goodman

50,195 shares

Net: +5,284 B/S: 1.82

Jeremy G Chadwick

44,618 shares

Net: +84,217 B/S: 1.98

Andrew Hedin

40,127 shares

Net: 0 B/S: -

Steven Edward Hall

20,063 shares

Net: 0 B/S: -

Elaine Caughey

19,150 shares

Net: 0 B/S: -

Leigh Morgan

16,000 shares

Net: 0 B/S: -

JOHN MARAGANORE

16,000 shares

Net: 0 B/S: -

Gorjan Hrustanovic

16,000 shares

Net: 0 B/S: -

Victor Sandor

16,000 shares

Net: 0 B/S: -

Donald William Nicholson

12,000 shares

Net: 0 B/S: -

Joanna Horobin

6,313 shares

Net: 0 B/S: -

Elena Ridloff

3,000 shares

Net: +1,200 B/S: 1.09

Jeffrey W. Albers

2,252 shares

Net: +2,252 B/S: 1.29

Pamela Esposito

1,000 shares

Net: +4,058 B/S: 1.23

Richard Chesworth

0 shares

Net: 0 B/S: -

Bruce Booth

0 shares

Net: -109,227 B/S: 0.1

Venture Associates X, LLC Atlas

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Venture Fund X, L.P. Atlas	4,682,761	0	-
VALUE FUND L P BIOTECHNOLOGY	2,798,795	0	-
Group, LLC Redmile	1,630,660	0	-
PARTNERS L P/IL BVF	1,359,109	0	-
Biomedical Innovation Master Investors (Cayman) I L.P. Wellington	959,211	0	-
JULIAN BAKER	701,326	+167,192	∞
Nello Mainolfi	696,195	+278,096	2.44
Venture Investments, LLC Alexandria	467,932	0	-
Bruce N. Jacobs	260,241	+42,772	1.52
Jared Gollob	121,537	+48,617	2.01
Ellen Chiniara	80,493	0	-
Brian Adams	56,625	+56,625	∞
Noah Goodman	50,195	+5,284	1.82
Jeremy G Chadwick	44,618	+84,217	1.98
Andrew Hedin	40,127	0	-
Steven Edward Hall	20,063	0	-
Elaine Caughey	19,150	0	-
Leigh Morgan	16,000	0	-
JOHN MARAGANORE	16,000	0	-
Gorjan Hrustanovic	16,000	0	-
Victor Sandor	16,000	0	-
Donald William Nicholson	12,000	0	-
Joanna Horobin	6,313	0	-
Elena Ridloff	3,000	+1,200	1.09
Jeffrey W. Albers	2,252	+2,252	1.29
Pamela Esposito	1,000	+4,058	1.23
Richard Chesworth	0	0	-
Bruce Booth	0	-109,227	0.1
Venture Associates X, LLC Atlas	0	0	-

Individual Transactions

June 02, 2026

Bruce N. Jacobs

Option Exercise/Conversion

Change: +12,653

Price: $2.08

Shares: 260,241

Value: +$26,318

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Bruce N. Jacobs	Jun 03	Option Exercise/Conversion (M) Compensation/Award	260,241	+12,653	$2.08	+$26,318

May 27, 2026

Jeremy G Chadwick

Open Market Sale

Change: -3,679

Price: $81.50

Shares: 44,618

Value: -$299,849

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jeremy G Chadwick	May 27	Open Market Sale (S) Market Sale	44,618	-3,679	$81.50	-$299,849

May 26, 2026

Jeremy G Chadwick

Open Market Sale

Change: -3,730

Price: $78.36

Shares: 57,472

Value: -$292,271

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jeremy G Chadwick	May 27	Open Market Sale (S) Market Sale	57,472	-3,730	$78.36	-$292,271

May 19, 2026

Pamela Esposito

Option Exercise/Conversion

Change: +1,000

Price: $31.20

Shares: 1,000

Value: +$31,200

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Pamela Esposito	May 19	Option Exercise/Conversion (M) Compensation/Award	1,000	+1,000	$31.20	+$31,200

May 18, 2026

Bruce N. Jacobs

Option Exercise/Conversion

Change: +15,000

Price: $2.08

Shares: 247,588

Value: +$31,200

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Bruce N. Jacobs	May 19	Option Exercise/Conversion (M) Compensation/Award	247,588	+15,000	$2.08	+$31,200

May 11, 2026

Elena Ridloff

Open Market Sale

Change: -3,000

Price: $87.00

Shares: 0

Value: -$261,000

Elena Ridloff

Option Exercise/Conversion

Change: +3,000

Price: $31.20

Shares: 3,000

Value: +$93,600

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Elena Ridloff	May 11	Open Market Sale (S) Market Sale	0	-3,000	$87.00	-$261,000
Elena Ridloff	May 11	Option Exercise/Conversion (M) Compensation/Award	3,000	+3,000	$31.20	+$93,600

April 29, 2026

Nello Mainolfi

Open Market Sale

Change: -17,005

Price: $80.74

Shares: 679,190

Value: -$1,372,983

Nello Mainolfi

Option Exercise/Conversion

Change: +30,000

Price: $2.08

Shares: 696,195

Value: +$62,400

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Nello Mainolfi	Apr 29	Open Market Sale (S) Market Sale	679,190	-17,005	$80.74	-$1,372,983
Nello Mainolfi	Apr 29	Option Exercise/Conversion (M) Compensation/Award	696,195	+30,000	$2.08	+$62,400

April 22, 2026

Jeremy G Chadwick

Open Market Sale

Change: -300

Price: $90.00

Shares: 61,202

Value: -$27,000

Jeremy G Chadwick

Option Exercise/Conversion

Change: +100

Price: $30.17

Shares: 61,302

Value: +$3,017

Bruce Booth

Option Exercise/Conversion

Change: +5,641

Price: $14.18

Shares: 5,641

Value: +$79,989

Bruce Booth

Open Market Sale

Change: -5,900

Price: $89.96

Shares: 0

Value: -$530,764

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jeremy G Chadwick	Apr 24	Open Market Sale (S) Market Sale	61,202	-300	$90.00	-$27,000
Jeremy G Chadwick	Apr 24	Option Exercise/Conversion (M) Compensation/Award	61,302	+100	$30.17	+$3,017
Bruce Booth	Apr 24	Option Exercise/Conversion (M) Compensation/Award	5,641	+5,641	$14.18	+$79,989
Bruce Booth	Apr 24	Open Market Sale (S) Market Sale	0	-5,900	$89.96	-$530,764

April 15, 2026

Bruce Booth

Open Market Sale

Change: -2,200

Price: $89.95

Shares: 0

Value: -$197,890

Bruce Booth

Option Exercise/Conversion

Change: +2,200

Price: $14.18

Shares: 2,200

Value: +$31,196

Jeremy G Chadwick

Open Market Sale

Change: -1,300

Price: $90.00

Shares: 61,202

Value: -$117,000

Jeremy G Chadwick

Option Exercise/Conversion

Change: +1,300

Price: $43.50

Shares: 62,502

Value: +$56,550

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Bruce Booth	Apr 16	Open Market Sale (S) Market Sale	0	-2,200	$89.95	-$197,890
Bruce Booth	Apr 16	Option Exercise/Conversion (M) Compensation/Award	2,200	+2,200	$14.18	+$31,196
Jeremy G Chadwick	Apr 16	Open Market Sale (S) Market Sale	61,202	-1,300	$90.00	-$117,000
Jeremy G Chadwick	Apr 16	Option Exercise/Conversion (M) Compensation/Award	62,502	+1,300	$43.50	+$56,550

April 14, 2026

Jeremy G Chadwick

Open Market Sale

Change: -5,251

Price: $90.00

Shares: 61,202

Value: -$472,598

Jeremy G Chadwick

Option Exercise/Conversion

Change: +4,466

Price: $30.17

Shares: 65,668

Value: +$134,739

Bruce Booth

Open Market Sale

Change: -4,159

Price: $89.97

Shares: 0

Value: -$374,185

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jeremy G Chadwick	Apr 16	Open Market Sale (S) Market Sale	61,202	-5,251	$90.00	-$472,598
Jeremy G Chadwick	Apr 16	Option Exercise/Conversion (M) Compensation/Award	65,668	+4,466	$30.17	+$134,739
Bruce Booth	Apr 16	Open Market Sale (S) Market Sale	0	-4,159	$89.97	-$374,185