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Livermore
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OmniAb, Inc.

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

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

13F holders, Q3 2023

Institutional positions in OmniAb, Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
148
+4 vs. Q2 2023
Shares held
68.7M
+1.26M (+1.9%) vs. Q2 2023
Total value
$355.9M
+$17.4M (+5.1%) vs. Q2 2023
New holders
17
43 more added
Sold out
13
42 more reduced

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OABI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 148 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 1 institutionQ4 2022: 148 institutionsQ1 2023: 142 institutionsQ2 2023: 144 institutionsQ3 2023: 148 institutionsQ4 2023: 157 institutionsQ1 2024: 153 institutionsQ2 2024: 160 institutionsQ3 2024: 165 institutionsQ4 2024: 165 institutionsQ1 2025: 153 institutionsQ2 2025: 144 institutionsQ3 2025: 140 institutionsQ4 2025: 129 institutionsQ1 2026: 128 institutionsQ2 2026: 131 institutions
Value heldQ3 2023: $355.9M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $11.2MQ4 2022: $234.9MQ1 2023: $243.3MQ2 2023: $338.6MQ3 2023: $355.9MQ4 2023: $514.0MQ1 2024: $450.4MQ2 2024: $293.9MQ3 2024: $334.6MQ4 2024: $224.7MQ1 2025: $152.0MQ2 2025: $95.5MQ3 2025: $100.5MQ4 2025: $105.8MQ1 2026: $87.7MQ2 2026: $144.2M
Institutions holding OABI and their total value by quarter
QuarterHoldersValue
Q2 2026131$144.2M
Q1 2026128$87.7M
Q4 2025129$105.8M
Q3 2025140$100.5M
Q2 2025144$95.5M
Q1 2025153$152.0M
Q4 2024165$224.7M
Q3 2024165$334.6M
Q2 2024160$293.9M
Q1 2024153$450.4M
Q4 2023157$514.0M
Q3 2023148$355.9M
Q2 2023144$338.6M
Q1 2023142$243.3M
Q4 2022148$234.9M
Q3 20221$11.2M
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding OmniAb, Inc.; share changes are against Q2 2023.

Institutions holding OABI in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Trivant Custom Portfolio Group, LLC15,000$77.8K0.06%−3,000−16.7%Reduced
CIBC Asset Management Inc14,396$74.7K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado14,264$74.0K0.00%00.0%Unchanged
Thrive Wealth Management, LLC14,131$73.3K0.02%00.0%Unchanged
ProShare Advisors LLC12,111$62.9K0.00%−16−0.1%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)12,017$62.4K0.00%00.0%Unchanged
Lake Street Advisors Group, LLC11,170$58.0K0.00%00.0%Unchanged
Two Sigma Advisers, LP11,050$57.4K0.00%−4,000−26.6%Reduced
Mercer Global Advisors Inc10,968$57.0K0.00%+10,968New
Ameritas Advisory Services, LLC11,147$55.6K0.00%00.0%Unchanged
State of Wisconsin Investment Board10,570$54.9K0.00%+10,570New
Victory Capital Management Inc10,341$53.7K0.00%+158+1.6%Added
Financial Advocates Investment Management10,105$52.4K0.00%+10,105New
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors10,000$51.9K0.01%00.0%Unchanged
Amalgamated Bank8,312$43.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.7,700$40.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.6,071$31.5K0.00%−266−4.2%Reduced
Metropolitan Life Insurance Co5,126$26.6K0.00%00.0%Unchanged
Lazard Asset Management LLC4,341$22.0K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC2,554$13.3K0.00%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.2,450$12.7K0.01%00.0%Unchanged
CWM, LLC1,926$10.0K0.00%+1,284+200.0%Added
Rise Advisors, LLC1,725$8.95K0.01%+1,725New
The PNC Financial Services Group, Inc.1,288$6.68K0.00%−617−32.4%Reduced
North Star Investment Management Corp.1,000$5.19K0.00%00.0%Unchanged
Citigroup Inc981$5.09K0.00%−32,215−97.0%Reduced
Northwestern Mutual Wealth Management Co896$4.65K0.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC490$2.54K0.00%00.0%Unchanged
St Germain D J Co Inc367$1.91K0.00%00.0%Unchanged
Signaturefd, LLC361$1.87K0.00%00.0%Unchanged
Proequities, Inc.352$1.83K0.00%00.0%Unchanged
Luken Investment Analytics, LLC282$1.46K0.00%−282−50.0%Reduced
Cornerstone Planning Group LLC249$1.29K0.00%−38−13.2%Reduced
Comerica Bank244$1.27K0.00%+244New
GWM Advisors LLC198$1.03K0.00%+189+2,100.0%Added
GW&K Investment Management, LLC195$1.00K0.00%00.0%Unchanged
Central Trust Co171$8880.00%00.0%Unchanged
Raleigh Capital Management Inc.122$6330.00%00.0%Unchanged
LGT Financial Advisors LLC107$5550.00%+107New
Allworth Financial LP98$5090.00%−12−10.9%Reduced
Farmers & Merchants Investments Inc53$2750.00%00.0%Unchanged
Glassman Wealth Services50$2600.00%00.0%Unchanged
CGC Financial Services, LLC14$730.00%−2−12.5%Reduced
Toronto Dominion Bank10$520.00%00.0%Unchanged
Tucker Asset Management LLC9$470.00%00.0%Unchanged
Gradient Investments LLC8$420.00%00.0%Unchanged
Parallel Advisors, LLC4$210.00%00.0%Unchanged
Covestor Ltd24$00.00%−4−14.3%Reduced
Diametric Capital, LP0$00.00%−81,560−100.0%Sold out
Norges Bank0$00.00%−55,985−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−26,209−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−26,183−100.0%Sold out
Pinnacle Associates Ltd0$00.00%−21,585−100.0%Sold out
Stifel Financial Corp0$00.00%−11,338−100.0%Sold out
Bailard, Inc.0$00.00%−10,000−100.0%Sold out
Allspring Global Investments Holdings, LLC0$00.00%−7,639−100.0%Sold out
Pinebridge Investments, L.P.0$00.00%−3,731−100.0%Sold out
Harbor Investment Advisory, LLC0$00.00%−3,052−100.0%Sold out
Hazlett, Burt & Watson, Inc.0$00.00%−343−100.0%Sold out
NewSquare Capital LLC0$00.00%−98−100.0%Sold out
Simplex Trading, LLC0$00.00%−7−100.0%Sold out