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$ETON

$35.47 -$1.14 (3.11%)

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Insider Transactions

Insider Transaction Summary

Management Inc. Opaleye

2,770,000 shares

Net: 0 B/S: -

HEALTH, INC. HARROW

1,982,000 shares

Net: 0 B/S: -

SEAN BRYNJELSEN

833,842 shares

Net: +26,447 B/S: 1.32

William Wilson Troutman

671,200 shares

Net: 0 B/S: -

CHARLES J CASAMENTO

295,171 shares

Net: +12,196 B/S: ∞

PAUL V MAIER

286,496 shares

Net: +12,196 B/S: ∞

James R. Gruber

213,420 shares

Net: -2,391 B/S: 1.11

Jennifer McKie Adams

170,329 shares

Net: +12,196 B/S: ∞

Ipek Erdogan-Trinkaus

123,878 shares

Net: +40,570 B/S: ∞

NORBERT G RIEDEL

47,500 shares

Net: +54,696 B/S: ∞

David Krempa

37,725 shares

Net: +15,650 B/S: 1.26

MARK L BAUM

27,400 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Management Inc. Opaleye	2,770,000	0	-
HEALTH, INC. HARROW	1,982,000	0	-
SEAN BRYNJELSEN	833,842	+26,447	1.32
William Wilson Troutman	671,200	0	-
CHARLES J CASAMENTO	295,171	+12,196	∞
PAUL V MAIER	286,496	+12,196	∞
James R. Gruber	213,420	-2,391	1.11
Jennifer McKie Adams	170,329	+12,196	∞
Ipek Erdogan-Trinkaus	123,878	+40,570	∞
NORBERT G RIEDEL	47,500	+54,696	∞
David Krempa	37,725	+15,650	1.26
MARK L BAUM	27,400	0	-

Individual Transactions

May 28, 2026

SEAN BRYNJELSEN

Open Market Sale

Change: -119,852

Price: $31.88

Shares: 833,842

Value: -$3,820,881

Insider	Filing Date	Transaction	Shares	Change	Price	Value
SEAN BRYNJELSEN	May 29	Open Market Sale (S) Market Sale	833,842	-119,852	$31.88	-$3,820,881

May 27, 2026

David Krempa

Open Market Sale

Change: -19,679

Price: $31.47

Shares: 25,249

Value: -$619,374

David Krempa

Option Exercise/Conversion

Change: +12,476

Price: $1.37

Shares: 37,725

Value: +$17,092

Insider	Filing Date	Transaction	Shares	Change	Price	Value
David Krempa	May 27	Open Market Sale (S) Market Sale	25,249	-19,679	$31.47	-$619,374
David Krempa	May 27	Option Exercise/Conversion (M) Compensation/Award	37,725	+12,476	$1.37	+$17,092

May 26, 2026

David Krempa

Option Exercise/Conversion

Change: +25,000

Price: $1.38

Shares: 50,249

Value: +$34,500

David Krempa

Open Market Sale

Change: -37,524

Price: $31.49

Shares: 25,249

Value: -$1,181,732

Insider	Filing Date	Transaction	Shares	Change	Price	Value
David Krempa	May 27	Option Exercise/Conversion (M) Compensation/Award	50,249	+25,000	$1.38	+$34,500
David Krempa	May 27	Open Market Sale (S) Market Sale	25,249	-37,524	$31.49	-$1,181,732

May 22, 2026

David Krempa

Open Market Sale

Change: -32,963

Price: $33.22

Shares: 35,083

Value: -$1,095,057

David Krempa

Option Exercise/Conversion

Change: +30,591

Price: $3.58

Shares: 68,046

Value: +$109,515

Insider	Filing Date	Transaction	Shares	Change	Price	Value
David Krempa	May 27	Open Market Sale (S) Market Sale	35,083	-32,963	$33.22	-$1,095,057
David Krempa	May 27	Option Exercise/Conversion (M) Compensation/Award	68,046	+30,591	$3.58	+$109,515

April 21, 2026

NORBERT G RIEDEL

Option Exercise/Conversion

Change: +12,500

Price: $7.31

Shares: 47,500

Value: +$91,375

Insider	Filing Date	Transaction	Shares	Change	Price	Value
NORBERT G RIEDEL	Apr 22	Option Exercise/Conversion (M) Compensation/Award	47,500	+12,500	$7.31	+$91,375

February 03, 2026

NORBERT G RIEDEL

In/At-money Exercise

Change: +30,000

Price: $4.42

Shares: 35,000

Value: +$132,600

Insider	Filing Date	Transaction	Shares	Change	Price	Value
NORBERT G RIEDEL	Feb 05	In/At-money Exercise (X) Derivative Exercise	35,000	+30,000	$4.42	+$132,600

January 14, 2026

David Krempa

Tax Payment

Change: -1,942

Price: $15.62

Shares: 630,238

Value: -$30,334

James R. Gruber

Tax Payment

Change: -2,293

Price: $15.47

Shares: 213,420

Value: -$35,472

Insider	Filing Date	Transaction	Shares	Change	Price	Value
David Krempa	Jan 14	Tax Payment (F) Tax Payment	630,238	-1,942	$15.62	-$30,334
James R. Gruber	Jan 14	Tax Payment (F) Tax Payment	213,420	-2,293	$15.47	-$35,472

January 12, 2026

Jennifer McKie Adams

Grant/Award Acquisition

Change: +12,196

Price: $0.00

Shares: 170,329

Value: +$0

Ipek Erdogan-Trinkaus

Grant/Award Acquisition

Change: +40,655

Price: $0.00

Shares: 123,878

Value: +$0

David Krempa

Grant/Award Acquisition

Change: +40,655

Price: $0.00

Shares: 670,893

Value: +$0

James R. Gruber

Grant/Award Acquisition

Change: +40,655

Price: $0.00

Shares: 254,075

Value: +$0

SEAN BRYNJELSEN

Grant/Award Acquisition

Change: +158,046

Price: $0.00

Shares: 3,047,312

Value: +$0

PAUL V MAIER

Grant/Award Acquisition

Change: +12,196

Price: $0.00

Shares: 286,496

Value: +$0

NORBERT G RIEDEL

Grant/Award Acquisition

Change: +12,196

Price: $0.00

Shares: 286,496

Value: +$0

CHARLES J CASAMENTO

Grant/Award Acquisition

Change: +12,196

Price: $0.00

Shares: 295,171

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Jennifer McKie Adams	Jan 14	Grant/Award Acquisition (A) Compensation/Award	170,329	+12,196	$0.00	+$0
Ipek Erdogan-Trinkaus	Jan 14	Grant/Award Acquisition (A) Compensation/Award	123,878	+40,655	$0.00	+$0
David Krempa	Jan 14	Grant/Award Acquisition (A) Compensation/Award	670,893	+40,655	$0.00	+$0
James R. Gruber	Jan 14	Grant/Award Acquisition (A) Compensation/Award	254,075	+40,655	$0.00	+$0
SEAN BRYNJELSEN	Jan 14	Grant/Award Acquisition (A) Compensation/Award	3,047,312	+158,046	$0.00	+$0
PAUL V MAIER	Jan 14	Grant/Award Acquisition (A) Compensation/Award	286,496	+12,196	$0.00	+$0
NORBERT G RIEDEL	Jan 14	Grant/Award Acquisition (A) Compensation/Award	286,496	+12,196	$0.00	+$0
CHARLES J CASAMENTO	Jan 14	Grant/Award Acquisition (A) Compensation/Award	295,171	+12,196	$0.00	+$0

January 01, 2026

SEAN BRYNJELSEN

Tax Payment

Change: -5,015

Price: $15.39

Shares: 2,889,266

Value: -$77,180

Insider	Filing Date	Transaction	Shares	Change	Price	Value
SEAN BRYNJELSEN	Jan 14	Tax Payment (F) Tax Payment	2,889,266	-5,015	$15.39	-$77,180