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$OABI

$2.51 +$0.01 (0.4%)

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Thompson Dean

15,862,815 shares

Net: 0 B/S: -

MATTHEW W FOEHR

4,439,736 shares

Net: +770,087 B/S: 10.11

JOHN L HIGGINS

2,942,320 shares

Net: +130,433 B/S: ∞

Charles S Berkman

399,085 shares

Net: +89,591 B/S: 3.81

KURT A GUSTAFSON

268,396 shares

Net: +105,370 B/S: 3.24

Carolyn R Bertozzi

93,308 shares

Net: +57,769 B/S: ∞

Steven Love

71,666 shares

Net: +53,333 B/S: ∞

Sarah Boyce

20,000 shares

Net: 0 B/S: -

Jennifer R. Cochran

20,000 shares

Net: +40,000 B/S: ∞

Sunil Patel

20,000 shares

Net: 0 B/S: -

Steven C. Crouse

13,333 shares

Net: +33,333 B/S: ∞

Philip J Gotwals

13,333 shares

Net: +33,333 B/S: ∞

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Thompson Dean	15,862,815	0	-
MATTHEW W FOEHR	4,439,736	+770,087	10.11
JOHN L HIGGINS	2,942,320	+130,433	∞
Charles S Berkman	399,085	+89,591	3.81
KURT A GUSTAFSON	268,396	+105,370	3.24
Carolyn R Bertozzi	93,308	+57,769	∞
Steven Love	71,666	+53,333	∞
Sarah Boyce	20,000	0	-
Jennifer R. Cochran	20,000	+40,000	∞
Sunil Patel	20,000	0	-
Steven C. Crouse	13,333	+33,333	∞
Philip J Gotwals	13,333	+33,333	∞

Individual Transactions

April 21, 2026

Steven C. Crouse

Option Exercise/Conversion

Change: +13,333

Price: $0.00

Shares: 13,333

Value: +$0

Philip J Gotwals

Option Exercise/Conversion

Change: +13,333

Price: $0.00

Shares: 13,333

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Steven C. Crouse	Apr 21	Option Exercise/Conversion (M) Compensation/Award	13,333	+13,333	$0.00	+$0
Philip J Gotwals	Apr 21	Option Exercise/Conversion (M) Compensation/Award	13,333	+13,333	$0.00	+$0

April 07, 2026

Charles S Berkman

Open Market Sale

Change: -7,157

Price: $1.49

Shares: 399,085

Value: -$10,663

MATTHEW W FOEHR

Option Exercise/Conversion

Change: +36,459

Price: $0.00

Shares: 4,439,736

Value: +$0

MATTHEW W FOEHR

Open Market Sale

Change: -19,244

Price: $1.49

Shares: 4,420,492

Value: -$28,673

KURT A GUSTAFSON

Option Exercise/Conversion

Change: +13,542

Price: $0.00

Shares: 268,396

Value: +$0

KURT A GUSTAFSON

Open Market Sale

Change: -6,913

Price: $1.49

Shares: 261,483

Value: -$10,300

Charles S Berkman

Option Exercise/Conversion

Change: +13,542

Price: $0.00

Shares: 406,242

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Charles S Berkman	Apr 07	Open Market Sale (S) Market Sale	399,085	-7,157	$1.49	-$10,663
MATTHEW W FOEHR	Apr 07	Option Exercise/Conversion (M) Compensation/Award	4,439,736	+36,459	$0.00	+$0
MATTHEW W FOEHR	Apr 07	Open Market Sale (S) Market Sale	4,420,492	-19,244	$1.49	-$28,673
KURT A GUSTAFSON	Apr 07	Option Exercise/Conversion (M) Compensation/Award	268,396	+13,542	$0.00	+$0
KURT A GUSTAFSON	Apr 07	Open Market Sale (S) Market Sale	261,483	-6,913	$1.49	-$10,300
Charles S Berkman	Apr 07	Option Exercise/Conversion (M) Compensation/Award	406,242	+13,542	$0.00	+$0

February 18, 2026

KURT A GUSTAFSON

Grant/Award Acquisition

Change: +60,000

Price: $0.00

Shares: 124,584

Value: +$0

KURT A GUSTAFSON

Option Exercise/Conversion

Change: +18,750

Price: $0.00

Shares: 278,152

Value: +$0

KURT A GUSTAFSON

Open Market Sale

Change: -9,301

Price: $1.71

Shares: 268,851

Value: -$15,904

Charles S Berkman

Grant/Award Acquisition

Change: +60,000

Price: $0.00

Shares: 124,584

Value: +$0

Charles S Berkman

Option Exercise/Conversion

Change: +18,750

Price: $0.00

Shares: 402,373

Value: +$0

Charles S Berkman

Open Market Sale

Change: -9,673

Price: $1.71

Shares: 392,700

Value: -$16,540

MATTHEW W FOEHR

Grant/Award Acquisition

Change: +156,250

Price: $0.00

Shares: 345,835

Value: +$0

MATTHEW W FOEHR

Option Exercise/Conversion

Change: +58,333

Price: $0.00

Shares: 4,434,120

Value: +$0

MATTHEW W FOEHR

Open Market Sale

Change: -30,843

Price: $1.71

Shares: 4,403,277

Value: -$52,741

Insider	Filing Date	Transaction	Shares	Change	Price	Value
KURT A GUSTAFSON	Feb 18	Grant/Award Acquisition (A) Compensation/Award	124,584	+60,000	$0.00	+$0
KURT A GUSTAFSON	Feb 18	Option Exercise/Conversion (M) Compensation/Award	278,152	+18,750	$0.00	+$0
KURT A GUSTAFSON	Feb 18	Open Market Sale (S) Market Sale	268,851	-9,301	$1.71	-$15,904
Charles S Berkman	Feb 18	Grant/Award Acquisition (A) Compensation/Award	124,584	+60,000	$0.00	+$0
Charles S Berkman	Feb 18	Option Exercise/Conversion (M) Compensation/Award	402,373	+18,750	$0.00	+$0
Charles S Berkman	Feb 18	Open Market Sale (S) Market Sale	392,700	-9,673	$1.71	-$16,540
MATTHEW W FOEHR	Feb 18	Grant/Award Acquisition (A) Compensation/Award	345,835	+156,250	$0.00	+$0
MATTHEW W FOEHR	Feb 18	Option Exercise/Conversion (M) Compensation/Award	4,434,120	+58,333	$0.00	+$0
MATTHEW W FOEHR	Feb 18	Open Market Sale (S) Market Sale	4,403,277	-30,843	$1.71	-$52,741

February 17, 2026

Charles S Berkman

Open Market Sale

Change: -6,990

Price: $1.70

Shares: 383,623

Value: -$11,883

MATTHEW W FOEHR

Open Market Sale

Change: -20,754

Price: $1.70

Shares: 4,375,787

Value: -$35,281

KURT A GUSTAFSON

Open Market Sale

Change: -6,828

Price: $1.70

Shares: 259,402

Value: -$11,607

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Charles S Berkman	Feb 17	Open Market Sale (S) Market Sale	383,623	-6,990	$1.70	-$11,883
MATTHEW W FOEHR	Feb 17	Open Market Sale (S) Market Sale	4,375,787	-20,754	$1.70	-$35,281
KURT A GUSTAFSON	Feb 17	Open Market Sale (S) Market Sale	259,402	-6,828	$1.70	-$11,607