13F

Stock

Accelerant Holdings

ARX · held by 98 managers

Reported value

$792.5M

Holders

98

+3 new · −1 exited

Holders’ est. mark

$668.8K

Price effect on 3 books still in the name

Largest holder

$95.9M

SECURITY BENEFIT LIFE INSURANCE CO /KS/

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
SECURITY BENEFIT LIFE INSURANCE CO /KS/5.87M$95.9MHeld
Capital World Investors5.77M$94.3MHeld
GILDER GAGNON HOWE & CO LLC3.7M$60.5MHeld
Keenan Capital, LLC3.14M$51.3MHeld
ALLIANCEBERNSTEIN L.P.2.85M$46.5MHeld
Balyasny Asset Management L.P.2.73M$44.7MHeld
BARINGS LLC3.13M$41.9MHeld
Azora Capital LP2.44M$39.9MHeld
Vanguard2.24M$36.5MHeld
JPMORGAN CHASE & CO1.95M$31.9MHeld
Fidelity1.79M$29.2MHeld
ArrowMark Colorado Holdings LLC1.64M$26.9MHeld
Grandeur Peak Global Advisors, LLC1.62M$26.5MHeld
AMERICAN CENTURY COMPANIES INC1.53M$25MHeld
BAMCO INC /NY/1.21M$19.8MHeld
Citadel715.5K$11.7MHeld
NORGES BANK665.1K$10.9MNew
UBS Group AG535.6K$8.76MHeld
FRED ALGER MANAGEMENT, LLC439.7K$7.19MHeld
MARSHALL WACE, LLP348.1K$5.69MHeld
BANK OF AMERICA CORP /DE/335.7K$5.49M$490.2KCut−$2.11M
GOLDMAN SACHS GROUP INC302.6K$4.95MHeld
BlackRock, Inc.247.7K$4.05MHeld
SEVEN GRAND MANAGERS, LLC200K$3.27MHeld
Squarepoint Ops LLC199.1K$3.25MHeld
Lighthouse Investment Partners, LLC198.8K$3.25MHeld
Woodline Partners LP197.3K$3.23MHeld
MILLENNIUM MANAGEMENT LLC181.6K$2.97MHeld
TEACHER RETIREMENT SYSTEM OF TEXAS176K$2.88MHeld
Counterpoint Mutual Funds LLC176K$2.88MNew
Lykos Global Management, LP175K$2.86MHeld
Interval Partners, LP169.3K$2.77MHeld
NEUBERGER BERMAN GROUP LLC160K$2.62MHeld
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND150K$2.45MHeld
Centiva Capital, LP127.6K$2.09MHeld
Walleye Capital LLC125.9K$2.06MHeld
MORGAN STANLEY108.2K$1.77M$131.5KAdded$428K
XTX Topco Ltd106.2K$1.74MHeld
BURKEHILL GLOBAL MANAGEMENT, LP100K$1.64MHeld
Ghisallo Capital Management LLC100K$1.64MHeld
G2 Investment Partners Management LLC93.3K$1.53MHeld
Swiss National Bank77.9K$1.27MHeld
Tiger Global75K$1.23MHeld
Renaissance Technologies72.7K$1.19MHeld
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC59.4K$971.4KHeld
Yorktown Management & Research Co Inc59.3K$969.6KHeld
Schonfeld Strategic Advisors LLC57.2K$935.4KHeld
SummitTX Capital, L.P.56.8K$928.4KHeld
Jain Global LLC50.2K$821.3KHeld
Jefferies Financial Group Inc.45K$735.4KHeld
SEI INVESTMENTS CO37.9K$619.7KHeld
BNP PARIBAS FINANCIAL MARKETS35.8K$585KHeld
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM35K$571.8KHeld
D. E. Shaw & Co., Inc.34.7K$567.2KHeld
State Street33.6K$548.6KHeld
Zurcher Kantonalbank (Zurich Cantonalbank)32.3K$528.1KHeld
Hudson Bay Capital Management LP32.3K$527.3K$47.1KCut−$727.9K
Legal & General Group Plc30.3K$494.9KHeld
BOOTHBAY FUND MANAGEMENT, LLC26K$425.1KHeld
STATE OF WISCONSIN INVESTMENT BOARD25.3K$413.1KHeld
PharVision Advisers, LLC23.8K$389.8KHeld
JANUS HENDERSON GROUP PLC23.5K$384.1KHeld
Crestwood Capital Management, L.P.20K$327KHeld
FJ Capital Management LLC18K$293.9KHeld
Quadrature Capital Ltd16.6K$270.8KHeld
Quantbot Technologies LP16.4K$268.1KHeld
NORTHERN TRUST CORP14.8K$242.3KHeld
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.12.9K$210.7KHeld
ARIZONA STATE RETIREMENT SYSTEM10.9K$177.5KHeld
BARCLAYS PLC10.4K$169.6KNew
ENVESTNET ASSET MANAGEMENT INC10.3K$168.3KHeld
WESBANCO BANK INC10K$163.5KHeld
KLP KAPITALFORVALTNING AS8.5K$139KHeld
Ancora Advisors LLC5.3K$86.7KHeld
ROYAL BANK OF CANADA5.14K$84KHeld
CITIGROUP INC5.08K$83.1KHeld
PNC Financial Services Group, Inc.3.55K$58KHeld
Quarry LP1.61K$26.3KHeld
SIMPLEX TRADING, LLC1.56K$25.6KHeld
T. Rowe Price Investment Management, Inc.976.1K$16KHeld
Parallel Advisors, LLC666$10.9KHeld
FIRST HORIZON CORP645$10.5KHeld
HM PAYSON & CO419$6.85KHeld
OSAIC HOLDINGS, INC.398$6.51KHeld
Farther Finance Advisors, LLC154$2.52KHeld
NATIONAL BANK OF CANADA /FI/144$2.35KHeld
Rachor Investment Advisory Services, LLC135$2.21KHeld
Steward Partners Investment Advisory, LLC119$1.95KHeld
SBI Securities Co., Ltd.101$1.65KHeld
Tower Research Capital LLC (TRC)93$1.52KHeld
MAI Capital Management57$932Held
GSA CAPITAL PARTNERS LLP23.5K$385Held
NATIXIS ADVISORS, LLC23.3K$382Held
JONES FINANCIAL COMPANIES LLLP18$294Held
GAMMA Investing LLC9$147Held
CWM, LLC6.67K$109Held
ACADIAN ASSET MANAGEMENT LLC5.02K$82Held
Rakuten Securities, Inc.1$16Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.