OABI

OmniAb, Inc.

Insider trading activity for OmniAb, Inc., straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

-$49.6K

net selling

Bought(0 · 0 insiders): $0
Sold(3 · 3 insiders): $49.6K

Past 12 months

-$175.3K

net selling

Bought(2 · 1 insiders): $107.7K
Sold(12 · 3 insiders): $283K

Transaction history

The 100 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 1	Nwachuku Amechi Ekeke	Chief Operating Officer	AGRANT◆	800,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Love Steven	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Love Steven	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Love Steven	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Love Steven	Director	MEXER	20,000	—	—	+27.9%	Open the original filing on SEC.gov
Jun 17	Higgins John L	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Higgins John L	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Higgins John L	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Higgins John L	Director	MEXER	20,000	—	—	+0.7%	Open the original filing on SEC.gov
Jun 17	Gotwals Philip J	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Gotwals Philip J	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Gotwals Philip J	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Gotwals Philip J	Director	MEXER	20,000	—	—	+150.0%	Open the original filing on SEC.gov
Jun 17	Crouse Steven C.	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Crouse Steven C.	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Crouse Steven C.	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Crouse Steven C.	Director	MEXER	20,000	—	—	+150.0%	Open the original filing on SEC.gov
Jun 17	Cochran Jennifer R.	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Cochran Jennifer R.	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Cochran Jennifer R.	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Cochran Jennifer R.	Director	MEXER	20,000	—	—	+12.1%	Open the original filing on SEC.gov
Jun 17	Bertozzi Carolyn R	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Bertozzi Carolyn R	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Bertozzi Carolyn R	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17	Bertozzi Carolyn R	Director	MEXER	20,000	—	—	+21.4%	Open the original filing on SEC.gov
Apr 21	Gotwals Philip J	Director	MEXER◆	13,333	—	—	—	Open the original filing on SEC.gov
Apr 21	Gotwals Philip J	Director	MEXER	13,333	—	—	—	Open the original filing on SEC.gov
Apr 21	Crouse Steven C.	Director	MEXER◆	13,333	—	—	—	Open the original filing on SEC.gov
Apr 21	Crouse Steven C.	Director	MEXER	13,333	—	—	—	Open the original filing on SEC.gov
Apr 7	Gustafson Kurt A	Executive VP, Finance…	MEXER◆	13,542	—	—	—	Open the original filing on SEC.gov
Apr 7	Gustafson Kurt A	Executive VP, Finance…	SSELL	6,913	$1.49	$10.3K	-2.6%	Open the original filing on SEC.gov
Apr 7	Gustafson Kurt A	Executive VP, Finance…	MEXER	13,542	—	—	+5.3%	Open the original filing on SEC.gov
Apr 7	Foehr Matthew W	President and CEO	MEXER◆	36,459	—	—	—	Open the original filing on SEC.gov
Apr 7	Foehr Matthew W	President and CEO	SSELL	19,244	$1.49	$28.7K	-0.4%	Open the original filing on SEC.gov
Apr 7	Foehr Matthew W	President and CEO	MEXER	36,459	—	—	+0.8%	Open the original filing on SEC.gov
Apr 7	Berkman Charles S	Chief Legal Officer	MEXER◆	13,542	—	—	—	Open the original filing on SEC.gov
Apr 7	Berkman Charles S	Chief Legal Officer	SSELL	7,157	$1.49	$10.7K	-1.8%	Open the original filing on SEC.gov
Apr 7	Berkman Charles S	Chief Legal Officer	MEXER	13,542	—	—	+3.5%	Open the original filing on SEC.gov
Feb 18	Gustafson Kurt A	Executive VP, Finance…	AGRANT◆	600,000	—	—	—	Open the original filing on SEC.gov
Feb 18	Gustafson Kurt A	Executive VP, Finance…	AGRANT◆	60,000	—	—	—	Open the original filing on SEC.gov
Feb 18	Gustafson Kurt A	Executive VP, Finance…	MEXER◆	18,750	—	—	—	Open the original filing on SEC.gov
Feb 18	Gustafson Kurt A	Executive VP, Finance…	SSELL	9,301	$1.71	$15.9K	-3.3%	Open the original filing on SEC.gov
Feb 18	Gustafson Kurt A	Executive VP, Finance…	MEXER	18,750	—	—	+7.2%	Open the original filing on SEC.gov
Feb 18	Foehr Matthew W	President and CEO	AGRANT◆	1.6M	—	—	—	Open the original filing on SEC.gov
Feb 18	Foehr Matthew W	President and CEO	AGRANT◆	156,250	—	—	—	Open the original filing on SEC.gov
Feb 18	Foehr Matthew W	President and CEO	MEXER◆	58,333	—	—	—	Open the original filing on SEC.gov
Feb 18	Foehr Matthew W	President and CEO	SSELL	30,843	$1.71	$52.7K	-0.7%	Open the original filing on SEC.gov
Feb 18	Foehr Matthew W	President and CEO	MEXER	58,333	—	—	+1.3%	Open the original filing on SEC.gov
Feb 18	Berkman Charles S	Chief Legal Officer	AGRANT◆	600,000	—	—	—	Open the original filing on SEC.gov
Feb 18	Berkman Charles S	Chief Legal Officer	AGRANT◆	60,000	—	—	—	Open the original filing on SEC.gov
Feb 18	Berkman Charles S	Chief Legal Officer	MEXER◆	18,750	—	—	—	Open the original filing on SEC.gov
Feb 18	Berkman Charles S	Chief Legal Officer	SSELL	9,673	$1.71	$16.5K	-2.4%	Open the original filing on SEC.gov
Feb 18	Berkman Charles S	Chief Legal Officer	MEXER	18,750	—	—	+4.9%	Open the original filing on SEC.gov
Feb 17	Gustafson Kurt A	Executive VP, Finance…	SSELL	6,828	$1.70	$11.6K	-2.6%	Open the original filing on SEC.gov
Feb 17	Foehr Matthew W	President and CEO	SSELL	20,754	$1.70	$35.3K	-0.5%	Open the original filing on SEC.gov
Feb 17	Berkman Charles S	Chief Legal Officer	SSELL	6,990	$1.70	$11.9K	-1.8%	Open the original filing on SEC.gov
Feb 16	Gustafson Kurt A	Executive VP, Finance…	MEXER◆	13,542	—	—	—	Open the original filing on SEC.gov
Feb 16	Gustafson Kurt A	Executive VP, Finance…	MEXER	13,542	—	—	+5.4%	Open the original filing on SEC.gov
Feb 16	Foehr Matthew W	President and CEO	MEXER◆	36,458	—	—	—	Open the original filing on SEC.gov
Feb 16	Foehr Matthew W	President and CEO	MEXER	36,458	—	—	+0.8%	Open the original filing on SEC.gov
Feb 16	Berkman Charles S	Chief Legal Officer	MEXER◆	13,542	—	—	—	Open the original filing on SEC.gov
Feb 16	Berkman Charles S	Chief Legal Officer	MEXER	13,542	—	—	+3.6%	Open the original filing on SEC.gov
Jan 30	Higgins John L	Director	MEXER◆	13,172	—	—	—	Open the original filing on SEC.gov
Jan 30	Higgins John L	Director	MEXER	13,172	—	—	+0.4%	Open the original filing on SEC.gov
Dec 8, 2025	Gustafson Kurt A	Executive VP, Finance…	SSELL	23,922	$1.96	$46.9K	-8.6%	Open the original filing on SEC.gov
Dec 8, 2025	Foehr Matthew W	President and CEO	SSELL	13,666	$1.96	$26.8K	-0.3%	Open the original filing on SEC.gov
Dec 8, 2025	Berkman Charles S	Chief Legal Officer	SSELL	8,044	$1.96	$15.8K	-2.1%	Open the original filing on SEC.gov
Dec 7, 2025	Gustafson Kurt A	Executive VP, Finance…	MEXER◆	46,500	—	—	—	Open the original filing on SEC.gov
Dec 7, 2025	Gustafson Kurt A	Executive VP, Finance…	MEXER	46,500	—	—	+20.2%	Open the original filing on SEC.gov
Dec 7, 2025	Foehr Matthew W	President and CEO	MEXER◆	26,554	—	—	—	Open the original filing on SEC.gov
Dec 7, 2025	Foehr Matthew W	President and CEO	MEXER	26,554	—	—	+0.6%	Open the original filing on SEC.gov
Dec 7, 2025	Berkman Charles S	Chief Legal Officer	MEXER◆	15,621	—	—	—	Open the original filing on SEC.gov
Dec 7, 2025	Berkman Charles S	Chief Legal Officer	MEXER	15,621	—	—	+4.2%	Open the original filing on SEC.gov
Nov 7, 2025	Higgins John L	Director	PBUY	41,038	$1.38	$56.6K	+1.4%	Open the original filing on SEC.gov
Nov 6, 2025	Higgins John L	Director	PBUY	36,223	$1.41	$51.1K	+1.3%	Open the original filing on SEC.gov
Nov 1, 2025	Love Steven	Director	MEXER◆	13,333	—	—	—	Open the original filing on SEC.gov
Nov 1, 2025	Love Steven	Director	MEXER	13,333	—	—	+22.9%	Open the original filing on SEC.gov
Nov 1, 2025	Bertozzi Carolyn R	Director	MEXER◆	17,769	—	—	—	Open the original filing on SEC.gov
Nov 1, 2025	Bertozzi Carolyn R	Director	MEXER	17,769	—	—	+23.5%	Open the original filing on SEC.gov
Aug 26, 2025	Foehr Matthew W	President and CEO	AGRANT	540,540	$1.85	$1M	+14.2%	Open the original filing on SEC.gov
Jun 17, 2025	Love Steven	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Love Steven	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Love Steven	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Love Steven	Director	MEXER	20,000	—	—	+52.2%	Open the original filing on SEC.gov
Jun 17, 2025	Higgins John L	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Higgins John L	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Higgins John L	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Higgins John L	Director	MEXER	20,000	—	—	+0.7%	Open the original filing on SEC.gov
Jun 17, 2025	Gotwals Philip J	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Gotwals Philip J	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Crouse Steven C.	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Crouse Steven C.	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Cochran Jennifer R.	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Cochran Jennifer R.	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Cochran Jennifer R.	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Cochran Jennifer R.	Director	MEXER	20,000	—	—	+13.8%	Open the original filing on SEC.gov
Jun 17, 2025	Bertozzi Carolyn R	Director	AGRANT◆	40,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Bertozzi Carolyn R	Director	AGRANT◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Bertozzi Carolyn R	Director	MEXER◆	20,000	—	—	—	Open the original filing on SEC.gov
Jun 17, 2025	Bertozzi Carolyn R	Director	MEXER	20,000	—	—	+36.0%	Open the original filing on SEC.gov

AGRANT◆—

Nwachuku Amechi Ekeke · Chief Operating…Aug 1

800,000 sh

AGRANT◆—

Love Steven · DirectorJun 17

40,000 sh

AGRANT◆—

Love Steven · DirectorJun 17

20,000 sh

MEXER◆—

Love Steven · DirectorJun 17

20,000 sh

MEXER—

Love Steven · DirectorJun 17

20,000 sh · +27.9% own

AGRANT◆—

Higgins John L · DirectorJun 17

40,000 sh

AGRANT◆—

Higgins John L · DirectorJun 17

20,000 sh

MEXER◆—

Higgins John L · DirectorJun 17

20,000 sh

MEXER—

Higgins John L · DirectorJun 17

20,000 sh · +0.7% own

AGRANT◆—

Gotwals Philip J · DirectorJun 17

40,000 sh

AGRANT◆—

Gotwals Philip J · DirectorJun 17

20,000 sh

MEXER◆—

Gotwals Philip J · DirectorJun 17

20,000 sh

MEXER—

Gotwals Philip J · DirectorJun 17

20,000 sh · +150.0% own

AGRANT◆—

Crouse Steven C. · DirectorJun 17

40,000 sh

AGRANT◆—

Crouse Steven C. · DirectorJun 17

20,000 sh

MEXER◆—

Crouse Steven C. · DirectorJun 17

20,000 sh

MEXER—

Crouse Steven C. · DirectorJun 17

20,000 sh · +150.0% own

AGRANT◆—

Cochran Jennifer R. · DirectorJun 17

40,000 sh

AGRANT◆—

Cochran Jennifer R. · DirectorJun 17

20,000 sh

MEXER◆—

Cochran Jennifer R. · DirectorJun 17

20,000 sh

MEXER—

Cochran Jennifer R. · DirectorJun 17

20,000 sh · +12.1% own

AGRANT◆—

Bertozzi Carolyn R · DirectorJun 17

40,000 sh

AGRANT◆—

Bertozzi Carolyn R · DirectorJun 17

20,000 sh

MEXER◆—

Bertozzi Carolyn R · DirectorJun 17

20,000 sh

MEXER—

Bertozzi Carolyn R · DirectorJun 17

20,000 sh · +21.4% own

MEXER◆—

Gotwals Philip J · DirectorApr 21

13,333 sh

MEXER—

Gotwals Philip J · DirectorApr 21

13,333 sh

MEXER◆—

Crouse Steven C. · DirectorApr 21

13,333 sh

MEXER—

Crouse Steven C. · DirectorApr 21

13,333 sh

MEXER◆—

Gustafson Kurt A · Executive VP,…Apr 7

13,542 sh

SSELL$10.3K

Gustafson Kurt A · Executive VP,…Apr 7

6,913 sh @ $1.49 · -2.6% own

MEXER—

Gustafson Kurt A · Executive VP,…Apr 7

13,542 sh · +5.3% own

MEXER◆—

Foehr Matthew W · President and CEOApr 7

36,459 sh

SSELL$28.7K

Foehr Matthew W · President and CEOApr 7

19,244 sh @ $1.49 · -0.4% own

MEXER—

Foehr Matthew W · President and CEOApr 7

36,459 sh · +0.8% own

MEXER◆—

Berkman Charles S · Chief Legal…Apr 7

13,542 sh

SSELL$10.7K

Berkman Charles S · Chief Legal…Apr 7

7,157 sh @ $1.49 · -1.8% own

MEXER—

Berkman Charles S · Chief Legal…Apr 7

13,542 sh · +3.5% own

AGRANT◆—

Gustafson Kurt A · Executive VP,…Feb 18

600,000 sh

AGRANT◆—

Gustafson Kurt A · Executive VP,…Feb 18

60,000 sh

MEXER◆—

Gustafson Kurt A · Executive VP,…Feb 18

18,750 sh

SSELL$15.9K

Gustafson Kurt A · Executive VP,…Feb 18

9,301 sh @ $1.71 · -3.3% own

MEXER—

Gustafson Kurt A · Executive VP,…Feb 18

18,750 sh · +7.2% own

AGRANT◆—

Foehr Matthew W · President and CEOFeb 18

1.6M sh

AGRANT◆—

Foehr Matthew W · President and CEOFeb 18

156,250 sh

MEXER◆—

Foehr Matthew W · President and CEOFeb 18

58,333 sh

SSELL$52.7K

Foehr Matthew W · President and CEOFeb 18

30,843 sh @ $1.71 · -0.7% own

MEXER—

Foehr Matthew W · President and CEOFeb 18

58,333 sh · +1.3% own

AGRANT◆—

Berkman Charles S · Chief Legal…Feb 18

600,000 sh

AGRANT◆—

Berkman Charles S · Chief Legal…Feb 18

60,000 sh

MEXER◆—

Berkman Charles S · Chief Legal…Feb 18

18,750 sh

SSELL$16.5K

Berkman Charles S · Chief Legal…Feb 18

9,673 sh @ $1.71 · -2.4% own

MEXER—

Berkman Charles S · Chief Legal…Feb 18

18,750 sh · +4.9% own

SSELL$11.6K

Gustafson Kurt A · Executive VP,…Feb 17

6,828 sh @ $1.70 · -2.6% own

SSELL$35.3K

Foehr Matthew W · President and CEOFeb 17

20,754 sh @ $1.70 · -0.5% own

SSELL$11.9K

Berkman Charles S · Chief Legal…Feb 17

6,990 sh @ $1.70 · -1.8% own

MEXER◆—

Gustafson Kurt A · Executive VP,…Feb 16

13,542 sh

MEXER—

Gustafson Kurt A · Executive VP,…Feb 16

13,542 sh · +5.4% own

MEXER◆—

Foehr Matthew W · President and CEOFeb 16

36,458 sh

MEXER—

Foehr Matthew W · President and CEOFeb 16

36,458 sh · +0.8% own

MEXER◆—

Berkman Charles S · Chief Legal…Feb 16

13,542 sh

MEXER—

Berkman Charles S · Chief Legal…Feb 16

13,542 sh · +3.6% own

MEXER◆—

Higgins John L · DirectorJan 30

13,172 sh

MEXER—

Higgins John L · DirectorJan 30

13,172 sh · +0.4% own

SSELL$46.9K

Gustafson Kurt A · Executive VP,…Dec 8, 2025

23,922 sh @ $1.96 · -8.6% own

SSELL$26.8K

Foehr Matthew W · President and CEODec 8, 2025

13,666 sh @ $1.96 · -0.3% own

SSELL$15.8K

Berkman Charles S · Chief Legal…Dec 8, 2025

8,044 sh @ $1.96 · -2.1% own

MEXER◆—

Gustafson Kurt A · Executive VP,…Dec 7, 2025

46,500 sh

MEXER—

Gustafson Kurt A · Executive VP,…Dec 7, 2025

46,500 sh · +20.2% own

MEXER◆—

Foehr Matthew W · President and CEODec 7, 2025

26,554 sh

MEXER—

Foehr Matthew W · President and CEODec 7, 2025

26,554 sh · +0.6% own

MEXER◆—

Berkman Charles S · Chief Legal…Dec 7, 2025

15,621 sh

MEXER—

Berkman Charles S · Chief Legal…Dec 7, 2025

15,621 sh · +4.2% own

PBUY$56.6K

Higgins John L · DirectorNov 7, 2025

41,038 sh @ $1.38 · +1.4% own

PBUY$51.1K

Higgins John L · DirectorNov 6, 2025

36,223 sh @ $1.41 · +1.3% own

MEXER◆—

Love Steven · DirectorNov 1, 2025

13,333 sh

MEXER—

Love Steven · DirectorNov 1, 2025

13,333 sh · +22.9% own

MEXER◆—

Bertozzi Carolyn R · DirectorNov 1, 2025

17,769 sh

MEXER—

Bertozzi Carolyn R · DirectorNov 1, 2025

17,769 sh · +23.5% own

AGRANT$1M

Foehr Matthew W · President and CEOAug 26, 2025

540,540 sh @ $1.85 · +14.2% own

AGRANT◆—

Love Steven · DirectorJun 17, 2025

40,000 sh

AGRANT◆—

Love Steven · DirectorJun 17, 2025

20,000 sh

MEXER◆—

Love Steven · DirectorJun 17, 2025

20,000 sh

MEXER—

Love Steven · DirectorJun 17, 2025

20,000 sh · +52.2% own

AGRANT◆—

Higgins John L · DirectorJun 17, 2025

40,000 sh

AGRANT◆—

Higgins John L · DirectorJun 17, 2025

20,000 sh

MEXER◆—

Higgins John L · DirectorJun 17, 2025

20,000 sh

MEXER—

Higgins John L · DirectorJun 17, 2025

20,000 sh · +0.7% own

AGRANT◆—

Gotwals Philip J · DirectorJun 17, 2025

40,000 sh

AGRANT◆—

Gotwals Philip J · DirectorJun 17, 2025

20,000 sh

AGRANT◆—

Crouse Steven C. · DirectorJun 17, 2025

40,000 sh

AGRANT◆—

Crouse Steven C. · DirectorJun 17, 2025

20,000 sh

AGRANT◆—

Cochran Jennifer R. · DirectorJun 17, 2025

40,000 sh

AGRANT◆—

Cochran Jennifer R. · DirectorJun 17, 2025

20,000 sh

MEXER◆—

Cochran Jennifer R. · DirectorJun 17, 2025

20,000 sh

MEXER—

Cochran Jennifer R. · DirectorJun 17, 2025

20,000 sh · +13.8% own

AGRANT◆—

Bertozzi Carolyn R · DirectorJun 17, 2025

40,000 sh

AGRANT◆—

Bertozzi Carolyn R · DirectorJun 17, 2025

20,000 sh

MEXER◆—

Bertozzi Carolyn R · DirectorJun 17, 2025

20,000 sh

MEXER—

Bertozzi Carolyn R · DirectorJun 17, 2025

20,000 sh · +36.0% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 23 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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