OmniAb, Inc. - Common Stock, par value $0.0001 per share (OABI)

CUSIP: 68218J103

Q1 2023 13F Holders as of 31 Mar 2023

Security type / class
Equity / Common Stock, par value $0.0001 per share
Total 13F shares
66,221,011
Total 13F value
$243,264,177
Holder snapshot 7 facts
Share change
+1,372,236
Put/Call ratio
0.89%
SEC-reported price per share
$3.68
Number of holders
138
Value change
+$5,201,932
Number of buys
56
Show 1 more fact
Number of sells
64
Security identity 1 fact
Shares outstanding
144,611,435

Security key

68218J103

Report period

Q1 2023

Institutions

138

Top holders

10

OABI full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2023 Previous quarter: Q4 2022 OmniAb, Inc. SEC filings OmniAb, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of OABI - OmniAb, Inc. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Largest current holder
JANUS HENDERSON GROUP PLC
13D/G signal
—
Evidence rows
15
Latest as of
31 Dec 2022
13F Lead comparable stake: 4.6% Showing 1-6 of 15 holder rows.

Quick read

JANUS HENDERSON GROUP PLC leads the comparable SEC ownership view at 4.6%.

Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Comparable ownership Top 5
JANUS HENDERSON GROUP PLC 4.6%
VANGUARD GROUP INC 4.4%
BlackRock Finance, Inc. 4%
MILLENNIUM MANAGEMENT LLC 3.5%
MACQUARIE GROUP LTD 2.6%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
JANUS HENDERSON GROUP PLC
13F
Company
13F
4.6%
$23,695,843
6,582,201 shares
 — 31 Dec 2022
VANGUARD GROUP INC
13F
Company
13F
4.4%
$23,053,619
6,403,783 shares
 — 31 Dec 2022
BlackRock Finance, Inc.
13F
Company
13F
4%
$20,744,564
5,762,379 shares
 — 31 Dec 2022
MILLENNIUM MANAGEMENT LLC
13F
Company
13F
3.5%
$18,444,000
5,123,398 shares
 — 31 Dec 2022
MACQUARIE GROUP LTD
13F
Company
13F
2.6%
$13,623,000
3,783,769 shares
 — 31 Dec 2022
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
13F
Company
13F
1.7%
$9,092,221
2,525,617 shares
 — 31 Dec 2022
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
138
Shares
66,221,011
Rows available
138
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2023 vs Q4 2022 Across Filers

Q4 2022 holders
145
Q1 2023 holders
138
Holder diff
-7
Investor Q4 2022 Shares Q1 2023 Shares Share Diff Share Chg % Q4 2022 value Q1 2023 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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