OmniAb, Inc.

OABI

Exchange: Nasdaq
Industry: Services-Commercial Physical & Biological Research
SEC CIK: 0001846253

SEC filings (opens in a new tab)

No open-market purchases or sales by OmniAb, Inc. insiders were filed in the last 90 days; 131 institutions reported holding it in 13F filings for Q2 2026, worth $144.2M in total; no superinvestor holds it.

Other share classesOABIW

Q2 2024 vs. Q1 2024

How the institutions holding OmniAb, Inc. changed between Q1 2024 and Q2 2024.

All holders in Q2 2024 All holders in Q1 2024

13F holders of OABI: Q1 2024 compared with Q2 2024
Measure	Q1 2024	Of which not filed for Q2 2024	Q2 2024	Change
Holders	153	1	160	+8
Shares	83.6M	79.4K	79.1M	−4.46M (−5.3%)
Value	$450.4M	$430.1K	$293.9M	−$156.0M (−34.7%)

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (23)

Institutions that held OmniAb, Inc. at the end of Q2 2024 but not at the end of Q1 2024.

Institutions new to OABI in Q2 2024
Institution	Shares	Value	% of portfolio
Tang Capital Management LLC	300,000	$1.13M	0.11%
Squarepoint Ops LLC	119,841	$449.4K	0.00%
Gsa Capital Partners LLP	94,452	$354.0K	0.02%
HRT Financial LP	56,385	$211.0K	0.00%
Verition Fund Management LLC	51,351	$192.6K	0.00%
Corebridge Financial, Inc.	49,650	$186.2K	0.00%
Diametric Capital, LP	47,463	$178.0K	0.10%
Mirae Asset Global ETFs Holdings Ltd.	47,183	$176.9K	0.00%
Manufacturers Life Insurance Company, The	39,103	$146.6K	0.00%
Susquehanna International Group, LLP	37,478	$140.5K	0.00%
Prelude Capital Management, LLC	17,325	$65.0K	0.01%
Aigen Investment Management, LP	16,171	$60.6K	0.01%
Alera Investment Advisors, LLC	11,436	$42.9K	0.01%
HighMark Wealth Management LLC	5,000	$18.8K	0.01%
Mirae Asset Global Investments Co., Ltd.	3,511	$13.2K	0.00%
Camelot Portfolios, LLC	2,000	$7.50K	0.00%
Simplex Trading, LLC	1,943	$7.00K	0.00%
International Assets Investment Management, LLC	352	$1.32K	0.00%
Russell Investments Group, Ltd.	164	$615	0.00%
Rothschild Investment LLC	90	$338	0.00%
Stephens Consulting, LLC	81	$304	0.00%
Umb Bank N A	29	$109	0.00%
Jones Financial Companies LLLP	24	$90	0.00%

Sold out (15)

Institutions that held OmniAb, Inc. at the end of Q1 2024 and filed for Q2 2024 without it.

Institutions that sold out of OABI in Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
William Blair Investment Management, LLC	3,364,346	$18.2M
Connor, Clark & Lunn Investment Management Ltd.	250,278	$1.36M
American International Group, Inc.	45,953	$249.1K
Two Sigma Investments, LP	33,447	$181.3K
Balyasny Asset Management LLC	26,069	$141.3K
Axq Capital, LP	20,465	$110.9K
Franklin Resources Inc	17,468	$94.7K
CIBC Asset Management Inc	14,396	$78.0K
Catalina Capital Group, LLC	12,661	$68.6K
Raymond James Financial Services Advisors, Inc.	12,431	$67.4K
Hartline Investment Corp	10,000	$54.2K
Metropolitan Life Insurance Co	5,249	$28.4K
Bessemer Group Inc	901	$5.00K
SJS Investment Consulting Inc.	322	$1.75K
Principal Securities, Inc.	58	$314

Not filed for Q2 2024 yet (1)

Institutions that held OmniAb, Inc. at the end of Q1 2024 and haven't filed a 13F for Q2 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding OABI in Q1 2024 that haven't filed for Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
Credit Suisse AG	79,359	$430.1K