13D/G large-stake feed

Latest 13D/G Reports

Since 30 Jun 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

RESMED INC stake in Nyxoah SA

Holder CIK 0000943819

13G/A NYXH
CIK
0000943819
Issuer
Nyxoah SA
Security
NYXH
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
2% / 1,943,828 shares
Filed
01 Jul 2026, 07:00:03 UTC

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

13D/A

Celtic Holdings SCA stake in Alvotech

Holder CIK 0001935390

13D/A ALVO
CIK
0001935390
Issuer
Alvotech
Security
ALVO
Source
SEC 13D/A
Action
Beneficial ownership disclosure
Magnitude
28% / 107,450,988 shares
Filed
30 Jun 2026, 20:08:43 UTC

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

13D

TANG CAPITAL MANAGEMENT LLC stake in Nano Dimension Ltd.

Holder CIK 0001232621

13D NNDM
CIK
0001232621
Issuer
Nano Dimension Ltd.
Security
NNDM
Source
SEC 13D
Action
Beneficial ownership disclosure
Magnitude
6.8% / 14,292,813 shares
Filed
30 Jun 2026, 19:50:15 UTC

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

13D/A

Magnetar Financial LLC stake in PROASSURANCE CORPORATION

Holder CIK 0001352851

13D/A PRA
CIK
0001352851
Issuer
PROASSURANCE CORP
Security
PRA
Source
SEC 13D/A
Action
Beneficial ownership disclosure
Magnitude
0% / 0 shares
Filed
30 Jun 2026, 19:09:25 UTC

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

13D/A

Elliott Investment Management L.P. stake in Triple Flag Precious Metals Corp.

Holder CIK 0001791786

13D/A TFPM
CIK
0001791786
Issuer
Triple Flag Precious Metals Corp.
Security
TFPM
Source
SEC 13D/A
Action
Beneficial ownership disclosure
Magnitude
65% / 133,241,535 shares
Filed
30 Jun 2026, 19:00:44 UTC

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

13G

Divisadero Street Capital Management, LP stake in TheRealReal, Inc.

Holder CIK 0001901865

13G REAL
CIK
0001901865
Issuer
TheRealReal, Inc.
Security
REAL
Source
SEC 13G
Action
Beneficial ownership disclosure
Magnitude
7.6% / 9,198,248 shares
Filed
30 Jun 2026, 18:48:20 UTC

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

Rows shown
2,101-2,120 of 2,120
Per page
50
Current page
43

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

4/2

Active-intent candidates versus passive large-stake disclosures.

Largest visible stake

65%

Highest class ownership surfaced in the preview cards.

Newest evidence

01 Jul 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

RESMED INC

Nyxoah SA (NYXH)

Schedule 13G/A Ownership 2% Filing-backed
CIK
000119312526291475
Source
SEC Schedule 13G/A
Action
Large beneficial ownership stake disclosed
Magnitude
2%
Filed
01 Jul 2026, 07:00:03 UTC
Period
30 Jun 2026

RESMED INC filed Schedule 13G/A for Nyxoah SA (NYXH). Reported class ownership: 2%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Celtic Holdings SCA

Alvotech (ALVO)

Schedule 13D/A Ownership 28% Filing-backed
CIK
000121390026073903
Source
SEC Schedule 13D/A
Action
Potential activist/control stake disclosed
Magnitude
28%
Filed
30 Jun 2026, 20:08:43 UTC
Period
26 Jun 2026

Celtic Holdings SCA filed Schedule 13D/A for Alvotech (ALVO). Reported class ownership: 28%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

TANG CAPITAL MANAGEMENT LLC

Nano Dimension Ltd. (NNDM)

Schedule 13D Ownership 6.8% Filing-backed
CIK
000121465926007982
Source
SEC Schedule 13D
Action
Potential activist/control stake disclosed
Magnitude
6.8%
Filed
30 Jun 2026, 19:50:15 UTC
Period
24 Jun 2026

TANG CAPITAL MANAGEMENT LLC filed Schedule 13D for Nano Dimension Ltd. (NNDM). Reported class ownership: 6.8%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Magnetar Financial LLC

PROASSURANCE CORPORATION (PRA)

Schedule 13D/A Ownership 0% Filing-backed
CIK
000110465926079450
Source
SEC Schedule 13D/A
Action
Potential activist/control stake disclosed
Magnitude
0%
Filed
30 Jun 2026, 19:09:25 UTC
Period
26 Jun 2026

Magnetar Financial LLC filed Schedule 13D/A for PROASSURANCE CORPORATION (PRA). Reported class ownership: 0%. Ownership change: -5.9%. Share change: -100%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Elliott Investment Management L.P.

Triple Flag Precious Metals Corp. (TFPM)

Schedule 13D/A Ownership 65% Filing-backed
CIK
000091957426004169
Source
SEC Schedule 13D/A
Action
Potential activist/control stake disclosed
Magnitude
65%
Filed
30 Jun 2026, 19:00:44 UTC
Period
30 Jun 2026

Elliott Investment Management L.P. filed Schedule 13D/A for Triple Flag Precious Metals Corp. (TFPM). Reported class ownership: 65%. Ownership change: +0.2%. Share change: -0.01%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Divisadero Street Capital Management, LP

TheRealReal, Inc. (REAL)

Schedule 13G Ownership 7.6% Filing-backed
CIK
000091957426004168
Source
SEC Schedule 13G
Action
Large beneficial ownership stake disclosed
Magnitude
7.6%
Filed
30 Jun 2026, 18:48:20 UTC
Period
23 Jun 2026

Divisadero Street Capital Management, LP filed Schedule 13G for TheRealReal, Inc. (REAL). Reported class ownership: 7.6%. 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
RESMED INC CIK 0000943819 NYXH Nyxoah SA 1,943,828 2% SEC filing
Celtic Holdings SCA CIK 0001935390 ALVO Alvotech 107,450,988 28% SEC filing
TANG CAPITAL MANAGEMENT LLC CIK 0001232621 NNDM Nano Dimension Ltd. 14,292,813 6.8% SEC filing
Magnetar Financial LLC CIK 0001352851 PRA PROASSURANCE CORPORATION 0 0% SEC filing
Elliott Investment Management L.P. CIK 0001791786 TFPM Triple Flag Precious Metals Corp. 133,241,535 65% SEC filing
Divisadero Street Capital Management, LP CIK 0001901865 REAL TheRealReal, Inc. 9,198,248 7.6% SEC filing
Lead Edge Capital Management, LLC CIK 0001802797 APPN Appian Corporation 2,878,544 6.8% SEC filing
Valence Investments SPV VI, LLC CIK 0001971787 CALC CALCIMEDICA, INC. 1,965,916 6.4% SEC filing
Alta Fox Opportunities Fund, LP CIK 0001734916 DAKT DAKTRONICS INC /SD/ 2,886,799 6% SEC filing
MILLENNIUM MANAGEMENT LLC CIK 0001273087 CATX Perspective Therapeutics, Inc. 4,893,883 4.3% SEC filing
TRIAN FUND MANAGEMENT, L.P. CIK 0001345471 JHG JANUS HENDERSON GROUP PLC 0 0% SEC filing
VAN HERK INVESTMENTS B.V. CIK 0001633120 PRQR ProQR Therapeutics N.V. 15,384,250 11% SEC filing
AH Bio Fund II, L.P. CIK 0001725721 NAUT Nautilus Biotechnology, Inc. 9,063,054 7.1% SEC filing
HMI Capital Management, L.P. CIK 0001469026 NCNO nCino, Inc. 4,990,713 4.6% SEC filing
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC CIK 0000898286 CUSIP 50676R108 Lafayette Square USA, Inc. 6,789,418 20% SEC filing
TOYOTA MOTOR CORP/ CIK 0001094517 JOBY Joby Aviation, Inc. 128,454,401 13% SEC filing
ERGEN CHARLES W CIK 0000904548 SATS EchoStar Corp 148,681,314 51% SEC filing
Tether Global Investments Fund, S.I.C.A.F., S.A. CIK 0002025889 BTDR BITDEER TECHNOLOGIES GROUP 37,729,510 20% SEC filing
Galloway Capital Partners, LLC CIK 0001991451 IDAI T Stamp Inc 764,000 14% SEC filing
Linden Capital L.P. CIK 0001349339 CMII Columbus Circle Capital Corp II 1,550,000 6.5% SEC filing
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