1,541 hedge funds and large institutions have $37.6B invested in Oneok in 2025 Q2 according to their latest regulatory filings, with 133 funds opening new positions, 612 increasing their positions, 518 reducing their positions, and 165 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less funds holding

Funds holding:

16% less capital invested

Capital invested by funds: $44.8B → $37.6B (-$7.19B)

19% less first-time investments, than exits

New positions opened: 133 | Existing positions closed: 165

42% less funds holding in top 10

Funds holding in top 10: 5029 (-21)

Holders
1,541
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
29
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$361M
Puts
$210M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
TRCT
501
Tower Research Capital (TRC)
New York
$2.13M
Bessemer Group
502
Bessemer Group
New Jersey
$2.13M
SCM
503
Shelton Capital Management
Colorado
$2.12M
CCIA
504
Campbell & Co Investment Adviser
Maryland
$2.12M
PA
505
Profund Advisors
Maryland
$2.12M
DILIC
506
Dai-ichi Life Insurance Company
Japan
$2.12M
PM
507
Penbrook Management
New York
$2.11M
LTAS
508
Linden Thomas Advisory Services
North Carolina
$2.11M
BWP
509
Burling Wealth Partners
Illinois
$2.1M
CM
510
Castleark Management
Illinois
$2.1M
MC
511
Machina Capital
France
$2.08M
FC
512
FORA Capital
Florida
$2.06M
VIP
513
Vista Investment Partners
Oklahoma
$2.06M
AFG
514
American Financial Group
Ohio
$2.05M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
515
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$2.03M
RHDIC
516
R.H. Dinel Investment Counsel
California
$2M
CAM
517
Carret Asset Management
New York
$1.99M
JWCA
518
J.W. Cole Advisors
Florida
$1.97M
BAMF
519
BI Asset Management Fondsmaeglerselskab
Denmark
$1.96M
RA
520
RFG Advisory
Alabama
$1.96M
GCA
521
Greenwood Capital Associates
South Carolina
$1.96M
JCFM
522
JBR Co Financial Management
Oklahoma
$1.96M
UCFA
523
United Capital Financial Advisors
Texas
$1.95M
DFCM
524
Dark Forest Capital Management
Puerto Rico
$1.94M
IAA
525
Independent Advisor Alliance
North Carolina
$1.91M