13D/G large-stake feed

Latest 13D/G Reports

Since 02 Aug 2026. Review filer CIK, subject security, ownership %, and SEC evidence first.

Recent 13D/G signals

Large-stake disclosures to inspect

Start with holder, issuer/security, stake size, and SEC evidence.

13G

AQR CAPITAL MANAGEMENT LLC stake in Rubrik, Inc.

Holder CIK 0001167557

13G RBRK
CIK
0001167557
Issuer
Rubrik, Inc.
Security
RBRK
Source
SEC 13G
Action
Beneficial ownership disclosure
Magnitude
6.2% / 9,948,468 shares
Filed
13 Aug 2026, 11:17:25 UTC

Check whether this is a new stake, an amended position, or a material ownership change before moving to the issuer page.

13G/A

AQR CAPITAL MANAGEMENT LLC stake in MARKETAXESS HOLDINGS INC

Holder CIK 0001167557

13G/A MKTX
CIK
0001167557
Issuer
MARKETAXESS HOLDINGS INC
Security
MKTX
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
5.6% / 1,987,288 shares
Filed
13 Aug 2026, 11:13:23 UTC

Check whether this is a new stake, an amended position, or a material ownership change before moving to the issuer page.

13G/A

Invus Global Management, LLC stake in Silence Therapeutics plc

Holder CIK 0002005369

13G/A SLN
CIK
0002005369
Issuer
Silence Therapeutics plc
Security
SLN
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
7% / 9,934,314 shares
Filed
13 Aug 2026, 11:13:03 UTC

Check whether this is a new stake, an amended position, or a material ownership change before moving to the issuer page.

13G/A

Centiva Capital, LP stake in SUMA Acquisition Corporation

Holder CIK 0001692507

13G/A SUMAU
CIK
0001692507
Issuer
SUMA Acquisition Corp
Security
SUMAU
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
0% / 0 shares
Filed
13 Aug 2026, 11:06:00 UTC

Check whether this is a new stake, an amended position, or a material ownership change before moving to the issuer page.

13G/A

AQR CAPITAL MANAGEMENT LLC stake in Kyndryl Holdings, Inc.

Holder CIK 0001167557

13G/A KD
CIK
0001167557
Issuer
Kyndryl Holdings, Inc.
Security
KD
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
6.6% / 14,636,830 shares
Filed
13 Aug 2026, 11:05:26 UTC

Check whether this is a new stake, an amended position, or a material ownership change before moving to the issuer page.

13G/A

Centiva Capital, LP stake in ProCap Acquisition Corp

Holder CIK 0001692507

13G/A PCAP
CIK
0001692507
Issuer
ProCap Acquisition Corp
Security
PCAP
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
1.5% / 382,184 shares
Filed
13 Aug 2026, 11:05:22 UTC

Check whether this is a new stake, an amended position, or a material ownership change before moving to the issuer page.

Rows shown
2,601-2,650 of 4,457
Per page
50
Current page
53

Schedule 13D/G ownership events

Activist and large-stake radar

Stake size, change direction, reporting filer, issuer, active/passive form type, and SEC evidence.

Visible reports

6

Fresh large-stake filings promoted above the legacy table.

13D/13G mix

0/6

Active-intent candidates versus passive large-stake disclosures.

Largest visible stake

7%

Highest class ownership surfaced in the preview cards.

Newest evidence

13 Aug 2026

Use recency before treating an old large-stake story as fresh.

Signal checks

13D active-intent check

active/control intent, item text, amendments

13G passive stake check

large passive holder disclosure

Stake change direction

ownership percent and share change

Issuer and owner follow-up

issuer, filer history, insider activity, 13F context

SEC-verifiable Schedule 13D/G path

Open the Schedule 13D/G filing, then cross-check insider and Form 13F evidence.

Large-stake signal

AQR CAPITAL MANAGEMENT LLC

Rubrik, Inc. (RBRK)

Schedule 13G Ownership 6.2% Filing-backed
CIK
000116755726000192
Source
SEC Schedule 13G
Action
Large beneficial ownership stake disclosed
Magnitude
6.2%
Filed
13 Aug 2026, 11:17:25 UTC
Period
30 Jun 2026

AQR CAPITAL MANAGEMENT LLC filed Schedule 13G for Rubrik, Inc. (RBRK). Reported class ownership: 6.2%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

AQR CAPITAL MANAGEMENT LLC

MARKETAXESS HOLDINGS INC (MKTX)

Schedule 13G/A Ownership 5.6% Filing-backed
CIK
000116755726000191
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
5.6%
Filed
13 Aug 2026, 11:13:23 UTC
Period
30 Jun 2026

AQR CAPITAL MANAGEMENT LLC filed Schedule 13G/A for MARKETAXESS HOLDINGS INC (MKTX). Reported class ownership: 5.6%. Ownership change: -1.3%. Share change: -22%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Invus Global Management, LLC

Silence Therapeutics plc (SLN)

Schedule 13G/A Ownership 7% Filing-backed
CIK
000200536926000047
Source
SEC Schedule 13G/A
Action
Large beneficial ownership stake disclosed
Magnitude
7%
Filed
13 Aug 2026, 11:13:03 UTC
Period
30 Jun 2026

Invus Global Management, LLC filed Schedule 13G/A for Silence Therapeutics plc (SLN). Reported class ownership: 7%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Centiva Capital, LP

SUMA Acquisition Corporation (SUMAU)

Schedule 13G/A Ownership 0% Filing-backed
CIK
000117266126003374
Source
SEC Schedule 13G/A
Action
Large beneficial ownership stake disclosed
Magnitude
0%
Filed
13 Aug 2026, 11:06:00 UTC
Period
30 Jun 2026

Centiva Capital, LP filed Schedule 13G/A for SUMA Acquisition Corporation (SUMAU). Reported class ownership: 0%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

AQR CAPITAL MANAGEMENT LLC

Kyndryl Holdings, Inc. (KD)

Schedule 13G/A Ownership 6.6% Filing-backed
CIK
000116755726000190
Source
SEC Schedule 13G/A
Action
Large stake increase disclosed
Magnitude
6.6%
Filed
13 Aug 2026, 11:05:26 UTC
Period
30 Jun 2026

AQR CAPITAL MANAGEMENT LLC filed Schedule 13G/A for Kyndryl Holdings, Inc. (KD). Reported class ownership: 6.6%. Ownership change: +1.4%. Share change: +24%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Centiva Capital, LP

ProCap Acquisition Corp (PCAP)

Schedule 13G/A Ownership 1.5% Filing-backed
CIK
000117266126003373
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
1.5%
Filed
13 Aug 2026, 11:05:22 UTC
Period
30 Jun 2026

Centiva Capital, LP filed Schedule 13G/A for ProCap Acquisition Corp (PCAP). Reported class ownership: 1.5%. Ownership change: -4.1%. Share change: -73%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Filed by Symbol Subject Shares owned Ownership % Source
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 RBRK Rubrik, Inc. 9,948,468 6.2% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 MKTX MARKETAXESS HOLDINGS INC 1,987,288 5.6% SEC filing
Invus Global Management, LLC CIK 0002005369 SLN Silence Therapeutics plc 9,934,314 7% SEC filing
Centiva Capital, LP CIK 0001692507 SUMAU SUMA Acquisition Corporation 0 0% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 KD Kyndryl Holdings, Inc. 14,636,830 6.6% SEC filing
Centiva Capital, LP CIK 0001692507 PCAP ProCap Acquisition Corp 382,184 1.5% SEC filing
Invus Global Management, LLC CIK 0002005369 SRRK Scholar Rock Holding Corporation 9,575,013 8% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 HUN Huntsman CORP 8,713,741 5% SEC filing
Rosalind Advisors, Inc. CIK 0001622627 CUSIP 001219096 REGENTIS BIOMATERIALS LTD. 1,428,570 9.9% SEC filing
Invus Global Management, LLC CIK 0002005369 ABVX Abivax S.A. 4,825,759 6% SEC filing
Artal International S.C.A. CIK 0001218180 CAVA CAVA Group, Inc. 6,507,990 5.6% SEC filing
Trium Capital LLP CIK 0001963860 RMAX RE/MAX Holdings, Inc. 1,126,143 5.3% SEC filing
Rosalind Advisors, Inc. CIK 0001622627 FENC FENNEC PHARMACEUTICALS INC. 3,321,333 9.6% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 G Genpact LTD 8,601,538 5.1% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 IT GARTNER INC 4,175,036 6.2% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 SILO Silo Pharma, Inc. 125,261 10% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 SLXNW Silexion Therapeutics Corp 0 0% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 SBFM Sunshine Biopharma Inc. 235,697 10% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 LMFA PowerCompute, Inc. 1,551,590 8.2% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 EHTH eHealth, Inc. 2,288,414 7.2% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 LGVN Longeveron Inc. 2,941,180 9% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 GOVX GeoVax Labs, Inc. 273,657 5% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 GRI GRI Bio, Inc. 93,005 5% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 CETX Cemtrex Inc. 398,734 3.5% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 ARTL Artelo Biosciences, Inc. 173,914 4.8% SEC filing
ATW Partners Opportunities Management, LLC CIK 0001947975 FMFC Kandal M Venture Limited 1,698,111 9.9% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 ALBT Change Agents Corporation. 632,752 5% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 DV DoubleVerify Holdings, Inc. 7,784,565 5.1% SEC filing
INTRACOASTAL CAPITAL, LLC CIK 0001646799 CUSIP 00808Y703 AETHLON MEDICAL INC 55,556 2.3% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 CNXC Concentrix Corp 3,272,084 5.4% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 CHWY Chewy, Inc. 12,934,175 5.6% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 BRBR BELLRING BRANDS, INC. 6,067,631 5.2% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 ANF ABERCROMBIE & FITCH CO /DE/ 2,428,332 5.5% SEC filing
Zhang Xiaofan CIK 0002140685 CUSIP 92941V407 Yarrow Bioscience, Inc. 162,452 0.6% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 IACQ Irenic Acquisition Corp. 1,611,286 6.2% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 SITC SITE Centers Corp. 3,041,051 5.8% SEC filing
FOLKETRYGDFONDET CIK 0001269094 FRO Frontline plc 10,082,471 4.5% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 GPK GRAPHIC PACKAGING HOLDING CO 20,222,730 6.8% SEC filing
EQUINOR ASA CIK 0001140625 VIST Vista Energy, S.A.B. de C.V. 6,223,220 5.6% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 GIX GigCapital9 Corp. 1,473,524 5.7% SEC filing
Kore Advisors LP CIK 0001971339 UP Wheels Up Experience Inc. 770,231 2.1% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 GTM ZoomInfo Technologies Inc. 16,341,468 5.5% SEC filing
SPENCE LIMITED, LP CIK 0000906836 EWSB EWSB Bancorp, Inc. 100,710 9.9% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 ZIP ZIPRECRUITER, INC. 4,002,189 5.8% SEC filing
Independent Franchise Partners LLP CIK 0001483866 ZG ZILLOW GROUP, INC. 3,672,937 8.7% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 WHR WHIRLPOOL CORP /DE/ 3,453,534 5.3% SEC filing
Independent Franchise Partners LLP CIK 0001483866 Z ZILLOW GROUP, INC. 16,300,754 9% SEC filing
Independent Franchise Partners LLP CIK 0001483866 IT Gartner Inc. 5,582,962 8.3% SEC filing
AQR CAPITAL MANAGEMENT LLC CIK 0001167557 VRSN VERISIGN INC/CA 4,949,848 5.4% SEC filing
Independent Franchise Partners LLP CIK 0001483866 NWSA NEWS CORP 32,074,535 8.8% SEC filing
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