OmniAb (OABI)
NASDAQ:OABI
US Market
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OmniAb (OABI) Ownership - Who Owns OmniAb?

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OmniAb (OABI) Ownership Overview

5.69%10.54%23.37%6.96%53.44%
23.37% Other Institutional Investors
6.96% ETFs
53.44% Public Companies and Individual Investors
The ownership structure of OmniAb (OABI) stock is a mix of institutional, retail, and individual investors. Approximately 40.87% of the company’s stock is owned by Institutional Investors, 5.69% is owned by Insiders, and 53.44% is owned by Public Companies and Individual Investors.
The ownership structure of OmniAb (OABI) stock is a mix of institutional, retail, and individual investors. Approximately 33.91% of the company’s stock is owned by Institutional Investors, 5.69% is owned by Insiders, and 6.96% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date
Name
Activity
Value
Nov 10, 2025
xxxxxxxxxxxxx
$107707
May 15, 2025
xxxxxxxxxxxxx
$45600
May 14, 2025
xxxxxxxxxxxxx
$36500
May 13, 2025
xxxxxxxxxxxxx
$93600

Recent Hedge Fund Trading Activity

Date
Firm
Activity
Value

Top Shareholders

Holder
# of Shares
Type
% Holding
Value
4,485,544Institution3.12%6,818,027
4,341,987Insider3.02%6,599,820
4,235,346Institution2.94%6,437,726
3,749,881Institution2.60%5,699,819
3,637,362Institution2.53%5,528,790
2,929,148Insider2.03%4,452,305
2,857,142Institution1.98%4,342,856
1,384,681Institution0.96%2,104,715
1,136,844Institution0.79%1,728,003
1,057,270Institution0.73%1,607,050

Top Mutual Fund Holders

Holder
# of Shares
Type
% Holding
Value
4,235,346Institution2.94%6,437,726
3,637,362Institution2.53%5,528,790
1,384,681Institution0.96%2,104,715
1,136,844Institution0.79%1,728,003
1,057,270Institution0.73%1,607,050
1,019,557Institution0.71%1,549,727
547,096Institution0.38%831,586
360,208Institution0.25%547,516
304,125Institution0.21%462,270
295,297Institution0.21%448,851

Top ETF Holders

Holder
# of Shares
Type
% Holding
Value
2,579,634Institution1.79%3,998,433
2,380,774Institution1.65%3,618,776
1,094,407Institution0.76%1,696,331
710,181Institution0.49%1,079,475
500,160Institution0.35%780,250
451,160Institution0.31%699,298
295,832Institution0.21%458,540
278,256Institution0.19%434,079
222,125Institution0.15%337,630
193,231Institution0.13%301,440

FAQ

Who Owns OmniAb (OABI)?
According to the latest TipRanks data, approximately 23.37% of the company's stock is held by institutional investors, 5.69% is held by insiders, and 53.44% is held by retail investors.
    What percentage of OmniAb (OABI) stock is held by institutional investors?
    According to the latest TipRanks data, approximately 23.37% of OmniAb (OABI) stock is held by institutional investors.
      What percentage of OmniAb (OABI) stock is held by retail investors?
      According to the latest TipRanks data, approximately 53.44% of OmniAb (OABI) stock is held by retail investors.
        Who owns the most shares of OmniAb (OABI)?
        Vanguard owns the most shares of OmniAb (OABI).
          What is the significance of the ownership structure for a publicly traded company?
          The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.
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