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OmniAb

164 hedge funds and large institutions have $225M invested in OmniAb in 2024 Q4 according to their latest regulatory filings, with 19 funds opening new positions, 50 increasing their positions, 46 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

297% more call options, than puts

Call options by funds: $139K | Put options by funds: $35K

9% more repeat investments, than reductions

Existing positions increased: 50 | Existing positions reduced: 46

0% more first-time investments, than exits

New positions opened: 19 | Existing positions closed: 19

1% less funds holding

Funds holding: 165164 (-1)

15% less ownership

Funds ownership: 67.56%52.56% (-15%)

33% less capital invested

Capital invested by funds: $335M → $225M (-$110M)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
164
Holders Change
-1
Holders Change %
-0.61%
% of All Funds
2.16%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
19
Increased
50
Reduced
46
Closed
19
Calls
$139K
Puts
$35K
Net Calls
+$104K
Net Calls Change
+$47K
Name Holding Trade Value Shares
Change
Change in
Stake
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$28.2M +$352K +88,993 +1%
BlackRock
2
BlackRock
New York
$25.4M -$176K -44,529 -0.6%
Vanguard Group
3
Vanguard Group
Pennsylvania
$17.9M -$540K -136,375 -3%
Macquarie Group
4
Macquarie Group
Australia
$15.2M -$88.8K -22,433 -0.5%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$10.7M +$564K +142,513 +5%
CC
6
Chicago Capital
Illinois
$10.5M -$740K -187,104 -6%
RCMNY
7
Rubric Capital Management (New York)
New York
$10.1M
RHJA
8
Rice Hall James & Associates
California
$9.38M -$290K -73,314 -3%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$8.33M +$111K +28,061 +1%
PMG
10
Private Management Group
California
$7.9M -$66K -16,686 -0.7%
State Street
11
State Street
Massachusetts
$7.34M +$171K +43,134 +2%
SDJVC
12
St. Denis J. Villere & Co
Louisiana
$5.19M -$132K -33,245 -2%
FSCM
13
First Sabrepoint Capital Management
Texas
$5.17M -$809K -204,398 -12%
DMKJ
14
David M. Knott Jr
$3.87M -$214K -54,000 -5%
JP Morgan Chase
15
JP Morgan Chase
New York
$3.55M +$3.38M +854,929 +582%
M
16
Murchinson
Ontario, Canada
$3.54M
KCM
17
Kornitzer Capital Management
Kansas
$3.18M
Northern Trust
18
Northern Trust
Illinois
$3.12M +$179K +45,169 +5%
Charles Schwab
19
Charles Schwab
California
$2.9M +$127K +32,186 +4%
WC
20
Woodstock Corp
Massachusetts
$2.84M +$38.5K +9,725 +1%
Impax Asset Management Group
21
Impax Asset Management Group
United Kingdom
$2.7M
RA
22
Royce & Associates
New York
$2.5M +$2.28M +575,796 +439%
Deutsche Bank
23
Deutsche Bank
Germany
$2.22M +$126K +31,793 +5%
Bank of America
24
Bank of America
North Carolina
$2.18M -$421K -106,307 -15%
TL
25
TowerView LLC
New York
$1.95M

OABI Hedge Fund Activity: Q4 2024 in Review

164 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in OmniAb (OABI) for Q4 2024, worth a combined $225M — down 33% from $335M a quarter earlier.

Fund positioning in OABI was balanced in Q4 2024: 19 funds opened new positions, 19 closed out, 50 added to existing stakes and 46 trimmed.

The largest buyer was JP Morgan Chase, adding an estimated $3.38M. The largest seller was ADAR1 Capital Management, cutting an estimated $4.19M.

  • 164 institutional investors held OmniAb (OABI) as of Q4 2024, down from 165 in Q3 2024.
  • Funds reported $225M of OmniAb stock for Q4 2024, down 33% quarter-over-quarter.
  • 19 funds opened new OmniAb positions in Q4 2024 and 19 closed out, a net change of 0 holders.
  • The largest OmniAb buyer in Q4 2024 was JP Morgan Chase, an estimated $3.38M added.
  • The largest OmniAb seller in Q4 2024 was ADAR1 Capital Management, an estimated $4.19M sold.

Based on aggregated 13F filings for Q4 2024.