13D/G large-stake feed

Latest 13D/G Reports

Since 04 Sep 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/A

BlackRock Portfolio Management LLC stake in iShares Nasdaq Premium Income Active ETF

Holder CIK 0002052113

13G/A BALQ
CIK
0002052113
Issuer
BlackRock ETF Trust
Security
BALQ
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
45% / 200,572 shares
Filed
04 Sep 2026, 12:57:09 UTC

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

13G/A

BlackRock Portfolio Management LLC stake in iShares High Yield Active ETF

Holder CIK 0002052113

13G/A BRHY
CIK
0002052113
Issuer
BlackRock ETF Trust II
Security
BRHY
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
34% / 1,000,000 shares
Filed
04 Sep 2026, 12:57:09 UTC

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

13G/A

BlackRock Portfolio Management LLC stake in iShares Emerging Markets Bond Active ETF

Holder CIK 0002052113

13G/A BREM
CIK
0002052113
Issuer
BlackRock ETF Trust II
Security
BREM
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
93% / 650,000 shares
Filed
04 Sep 2026, 12:57:09 UTC

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

13G

BlackRock Portfolio Management LLC stake in MYRIAD GENETICS INC

Holder CIK 0002052113

13G MYGN
CIK
0002052113
Issuer
MYRIAD GENETICS INC
Security
MYGN
Source
SEC 13G
Action
Beneficial ownership disclosure
Magnitude
10% / 9,900,937 shares
Filed
04 Sep 2026, 12:57:09 UTC

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

13G/A

BlackRock Portfolio Management LLC stake in iShares S&P 500 3% Capped ETF

Holder CIK 0002052113

13G/A TOPC
CIK
0002052113
Issuer
iSHARES TRUST
Security
TOPC
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
13% / 123,000 shares
Filed
04 Sep 2026, 12:57:09 UTC

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

13G/A

BlackRock Portfolio Management LLC stake in iShares iBonds 2033 Term High Yield and Income ETF

Holder CIK 0002052113

13G/A IBHM
CIK
0002052113
Issuer
iSHARES TRUST
Security
IBHM
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
62% / 400,000 shares
Filed
04 Sep 2026, 12:57:09 UTC

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

Rows shown
751-800 of 802
Per page
50
Current page
16

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

93%

Highest class ownership surfaced in the preview cards.

Newest evidence

04 Sep 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

BlackRock Portfolio Management LLC

iShares Nasdaq Premium Income Active ETF (BALQ)

Schedule 13G/A Ownership 45% Filing-backed
CIK
000205211326000825
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
45%
Filed
04 Sep 2026, 12:57:09 UTC
Period
31 Aug 2026

BlackRock Portfolio Management LLC filed Schedule 13G/A for iShares Nasdaq Premium Income Active ETF (BALQ). Reported class ownership: 45%. Ownership change: -18%. Share change: 0%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

BlackRock Portfolio Management LLC

iShares High Yield Active ETF (BRHY)

Schedule 13G/A Ownership 34% Filing-backed
CIK
000205211326000837
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
34%
Filed
04 Sep 2026, 12:57:09 UTC
Period
31 Aug 2026

BlackRock Portfolio Management LLC filed Schedule 13G/A for iShares High Yield Active ETF (BRHY). Reported class ownership: 34%. Ownership change: -7.2%. Share change: 0%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

BlackRock Portfolio Management LLC

iShares Emerging Markets Bond Active ETF (BREM)

Schedule 13G/A Ownership 93% Filing-backed
CIK
000205211326000836
Source
SEC Schedule 13G/A
Action
Large beneficial ownership stake disclosed
Magnitude
93%
Filed
04 Sep 2026, 12:57:09 UTC
Period
31 Aug 2026

BlackRock Portfolio Management LLC filed Schedule 13G/A for iShares Emerging Markets Bond Active ETF (BREM). Reported class ownership: 93%. Ownership change: 0%. Share change: 0%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

BlackRock Portfolio Management LLC

MYRIAD GENETICS INC (MYGN)

Schedule 13G Ownership 10% Filing-backed
CIK
000205211326000835
Source
SEC Schedule 13G
Action
Large beneficial ownership stake disclosed
Magnitude
10%
Filed
04 Sep 2026, 12:57:09 UTC
Period
31 Aug 2026

BlackRock Portfolio Management LLC filed Schedule 13G for MYRIAD GENETICS INC (MYGN). Reported class ownership: 10%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

BlackRock Portfolio Management LLC

iShares S&P 500 3% Capped ETF (TOPC)

Schedule 13G/A Ownership 13% Filing-backed
CIK
000205211326000834
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
13%
Filed
04 Sep 2026, 12:57:09 UTC
Period
31 Aug 2026

BlackRock Portfolio Management LLC filed Schedule 13G/A for iShares S&P 500 3% Capped ETF (TOPC). Reported class ownership: 13%. Ownership change: -6.3%. Share change: -29%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

BlackRock Portfolio Management LLC

iShares iBonds 2033 Term High Yield and Income ETF (IBHM)

Schedule 13G/A Ownership 62% Filing-backed
CIK
000205211326000833
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
62%
Filed
04 Sep 2026, 12:57:09 UTC
Period
31 Aug 2026

BlackRock Portfolio Management LLC filed Schedule 13G/A for iShares iBonds 2033 Term High Yield and Income ETF (IBHM). Reported class ownership: 62%. Ownership change: -5.2%. Share change: 0%. 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
BlackRock Portfolio Management LLC CIK 0002052113 BALQ iShares Nasdaq Premium Income Active ETF 200,572 45% SEC filing
BlackRock Portfolio Management LLC CIK 0002052113 BRHY iShares High Yield Active ETF 1,000,000 34% SEC filing
BlackRock Portfolio Management LLC CIK 0002052113 BREM iShares Emerging Markets Bond Active ETF 650,000 93% SEC filing
BlackRock Portfolio Management LLC CIK 0002052113 MYGN MYRIAD GENETICS INC 9,900,937 10% SEC filing
BlackRock Portfolio Management LLC CIK 0002052113 TOPC iShares S&P 500 3% Capped ETF 123,000 13% SEC filing
BlackRock Portfolio Management LLC CIK 0002052113 IBHM iShares iBonds 2033 Term High Yield and Income ETF 400,000 62% SEC filing
BlackRock Portfolio Management LLC CIK 0002052113 IBCB iShares iBonds Dec 2036 Term Corporate ETF 305,000 5.6% SEC filing
Neuberger Berman Group LLC CIK 0001465109 AMSF AMERISAFE INC 569 0% SEC filing
Neuberger Berman Group LLC CIK 0001465109 MLR Miller Industries Inc 1,135,556 10% SEC filing
BlackRock, Inc. CIK 0002012383 ADIG ADI GLOBAL DISTRIBUTION INC. 10,251,900 14% SEC filing
BlackRock, Inc. CIK 0002012383 LEU CENTRUS ENERGY CORP 2,237,192 12% SEC filing
BlackRock, Inc. CIK 0002012383 GNMA iShares GNMA Bond ETF 1,027,093 10% SEC filing
BlackRock, Inc. CIK 0002012383 LAZ LAZARD INC 10,871,335 11% SEC filing
BlackRock, Inc. CIK 0002012383 LTH Life Time Group Holdings, Inc. 22,418,499 10% SEC filing
BlackRock, Inc. CIK 0002012383 TENB TENABLE HOLDINGS INC 19,326,921 18% SEC filing
BlackRock, Inc. CIK 0002012383 THC TENET HEALTHCARE CORPORATION 8,083,830 10% SEC filing
BlackRock, Inc. CIK 0002012383 WDAY Workday, Inc. 19,666,221 10% SEC filing
BlackRock, Inc. CIK 0002012383 BILL BILL Holdings, Inc. 8,628,954 10% SEC filing
BlackRock, Inc. CIK 0002012383 SMTC SEMTECH CORPORATION 9,348,019 10% SEC filing
BlackRock, Inc. CIK 0002012383 STRL STERLING INFRASTRUCTURE, INC. 3,089,767 10% SEC filing
BlackRock, Inc. CIK 0002012383 SUI SUN COMMUNITIES INC 16,261,647 13% SEC filing
BlackRock, Inc. CIK 0002012383 WTS WATTS WATER TECHNOLOGIES INC 2,753,010 10% SEC filing
BlackRock, Inc. CIK 0002012383 TOL TOLL BROTHERS INC 9,330,227 10% SEC filing
BlackRock, Inc. CIK 0002012383 NVT nVent Electric plc 17,168,185 11% SEC filing
PenderFund Capital Management Ltd. CIK 0001706164 WEAT Teucrium Commodity Trust 350,000 2.9% SEC filing
Multi-Valor AIF Umbrella Fund SICAV Quintus Growth Fund CIK 0002152069 CNXU Conexeu Sciences Inc. 4,314,336 10% SEC filing
Multi-Valor AIF Umbrella Fund SICAV Quintus Growth Fund CIK 0002152069 CNXU Conexeu Sciences Inc. 4,400,305 10% SEC filing
SIT INVESTMENT ASSOCIATES INC CIK 0000769317 JMM Nuveen Multi-Market Income Fund 5,927,159 63% SEC filing
AMERIPRISE FINANCIAL INC CIK 0000820027 UEIC Universal Electronics Inc. 1,696,584 13% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 TJUN First Trust Exchange-Traded Fund VIII 57,886 13% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 HYEM VanEck Emerging Markets High Yield Bond ETF 2,780,807 11% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 GOCT First Trust Exchange-Traded Fund VIII 2,136,206 34% SEC filing
ALLIANCEBERNSTEIN L.P. CIK 0001109448 TREX Trex Co Inc 202,483 0.2% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 GAUG First Trust Exchange-Traded Fund VIII 2,151,854 23% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 FTXL First Trust Exchange-Traded Fund VI 994 0.02% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 FTXH First Trust Exchange-Traded Fund VI 19,575,077 77% SEC filing
FIRST TRUST PORTFOLIOS LP CIK 0001184765 FMF First Trust Exchange-Traded Fund V 1,452,856 27% SEC filing
AMERICAN CENTURY INVESTMENT MANAGEMENT INC CIK 0000052388 HZO MarineMax, Inc. 943,128 4.3% SEC filing
TRUIST FINANCIAL CORP CIK 0000092230 HWAY Themes ETF Trust 0 0% SEC filing
TRUIST FINANCIAL CORP CIK 0000092230 RFCI ALPS ETF Trust 59,687 8.8% SEC filing
TRUIST FINANCIAL CORP CIK 0000092230 RFDA ALPS ETF Trust 62,987 5.6% SEC filing
Magnetar Financial LLC CIK 0001352851 TMS TEAMSHARES INC. 855,000 1.6% SEC filing
Magnetar Financial LLC CIK 0001352851 SIMA SIM ACQUISITION CORP. I 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 ALF CENTURION ACQUISITION CORP. 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 CCIX CHURCHILL CAPITAL CORP IX 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 FTW Presidio MidCo Inc. 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 VCIC ODYSSEUS (CAYMAN) LTD 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 MLAC MOUNTAIN LAKE ACQUISITION CORP. 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 CUB LIONHEART HOLDINGS 0 0% SEC filing
Magnetar Financial LLC CIK 0001352851 BACC BLUE ACQUISITION CORP. 0 0% SEC filing
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