13D/G large-stake feed

Latest 13D/G Reports

Since 04 May 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

Nantahala Capital Management, LLC stake in Opus Genetics, Inc.

Holder CIK 0001472322

13G/A IRD
CIK
0001472322
Issuer
Opus Genetics, Inc.
Security
IRD
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
6.5% / 4,839,225 shares
Filed
15 May 2026, 16:40:01 UTC

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

13G/A

Alyeska Investment Group, L.P. stake in Nakamoto Inc.

Holder CIK 0001453072

13G/A NAKA
CIK
0001453072
Issuer
Nakamoto Inc.
Security
NAKA
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
3.7% / 25,612,676 shares
Filed
15 May 2026, 16:39:49 UTC

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

13G

Samsara BioCapital, L.P. stake in Sutro Biopharma, Inc.

Holder CIK 0001699737

13G STRO
CIK
0001699737
Issuer
SUTRO BIOPHARMA, INC.
Security
STRO
Source
SEC 13G
Action
Beneficial ownership disclosure
Magnitude
6.4% / 1,062,872 shares
Filed
15 May 2026, 16:39:21 UTC

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

13G/A

Nantahala Capital Management, LLC stake in NOODLES & COMPANY

Holder CIK 0001472322

13G/A NDLS
CIK
0001472322
Issuer
NOODLES & Co
Security
NDLS
Source
SEC 13G/A
Action
Beneficial ownership disclosure
Magnitude
9.5% / 553,746 shares
Filed
15 May 2026, 16:39:21 UTC

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

13G

Nantahala Capital Management, LLC stake in Peloton Interactive, Inc.

Holder CIK 0001472322

13G PTON
CIK
0001472322
Issuer
PELOTON INTERACTIVE, INC.
Security
PTON
Source
SEC 13G
Action
Beneficial ownership disclosure
Magnitude
7.3% / 29,938,900 shares
Filed
15 May 2026, 16:39:21 UTC

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

13G

Alyeska Investment Group, L.P. stake in METAVIA INC.

Holder CIK 0001453072

13G MTVA
CIK
0001453072
Issuer
MetaVia Inc.
Security
MTVA
Source
SEC 13G
Action
Beneficial ownership disclosure
Magnitude
10% / 508,585 shares
Filed
15 May 2026, 16:39:12 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 4,031
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

10%

Highest class ownership surfaced in the preview cards.

Newest evidence

15 May 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

Nantahala Capital Management, LLC

Opus Genetics, Inc. (IRD)

Schedule 13G/A Ownership 6.5% Filing-backed
CIK
000110465926062694
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
6.5%
Filed
15 May 2026, 16:40:01 UTC
Period
31 Mar 2026

Nantahala Capital Management, LLC filed Schedule 13G/A for Opus Genetics, Inc. (IRD). Reported class ownership: 6.5%. Ownership change: -3.5%. Share change: -32%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Alyeska Investment Group, L.P.

Nakamoto Inc. (NAKA)

Schedule 13G/A Ownership 3.7% Filing-backed
CIK
000117266126002374
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
3.7%
Filed
15 May 2026, 16:39:49 UTC
Period
31 Mar 2026

Alyeska Investment Group, L.P. filed Schedule 13G/A for Nakamoto Inc. (NAKA). Reported class ownership: 3.7%. Ownership change: -2.2%. 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

Samsara BioCapital, L.P.

Sutro Biopharma, Inc. (STRO)

Schedule 13G Ownership 6.4% Filing-backed
CIK
000169973726000010
Source
SEC Schedule 13G
Action
Large beneficial ownership stake disclosed
Magnitude
6.4%
Filed
15 May 2026, 16:39:21 UTC
Period
11 Feb 2026

Samsara BioCapital, L.P. filed Schedule 13G for Sutro Biopharma, Inc. (STRO). Reported class ownership: 6.4%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Nantahala Capital Management, LLC

NOODLES & COMPANY (NDLS)

Schedule 13G/A Ownership 9.5% Filing-backed
CIK
000110465926062691
Source
SEC Schedule 13G/A
Action
Large stake reduction disclosed
Magnitude
9.5%
Filed
15 May 2026, 16:39:21 UTC
Period
31 Mar 2026

Nantahala Capital Management, LLC filed Schedule 13G/A for NOODLES & COMPANY (NDLS). Reported class ownership: 9.5%. Ownership change: -0.42%. Share change: -88%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Nantahala Capital Management, LLC

Peloton Interactive, Inc. (PTON)

Schedule 13G Ownership 7.3% Filing-backed
CIK
000110465926062692
Source
SEC Schedule 13G
Action
Large stake increase disclosed
Magnitude
7.3%
Filed
15 May 2026, 16:39:21 UTC
Period
31 Mar 2026

Nantahala Capital Management, LLC filed Schedule 13G for Peloton Interactive, Inc. (PTON). Reported class ownership: 7.3%. Ownership change: +3.9%. Share change: +143%. Open the SEC evidence before treating this as an activist or passive large-stake signal.

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Large-stake signal

Alyeska Investment Group, L.P.

METAVIA INC. (MTVA)

Schedule 13G Ownership 10% Filing-backed
CIK
000117266126002373
Source
SEC Schedule 13G
Action
Large beneficial ownership stake disclosed
Magnitude
10%
Filed
15 May 2026, 16:39:12 UTC
Period
31 Mar 2026

Alyeska Investment Group, L.P. filed Schedule 13G for METAVIA INC. (MTVA). Reported class ownership: 10%. 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
Nantahala Capital Management, LLC CIK 0001472322 IRD Opus Genetics, Inc. 4,839,225 6.5% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 NAKA Nakamoto Inc. 25,612,676 3.7% SEC filing
Samsara BioCapital, L.P. CIK 0001699737 STRO Sutro Biopharma, Inc. 1,062,872 6.4% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 NDLS NOODLES & COMPANY 553,746 9.5% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 PTON Peloton Interactive, Inc. 29,938,900 7.3% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 MTVA METAVIA INC. 508,585 10% SEC filing
Tompkins Mark N. CIK 0001455971 CUSIP 243927100 Deep Fission, Inc. 3,158,333 5.6% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 QNCX QUINCE THERAPEUTICS, INC. 4,528,302 7.5% SEC filing
ORBIMED ADVISORS LLC CIK 0001055951 XLO Xilio Therapeutics, Inc. 642,000 10% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 FOSL FOSSIL GROUP, INC. 5,876,955 10% SEC filing
RA CAPITAL MANAGEMENT, L.P. CIK 0001346824 CTNM Contineum Therapeutics, Inc. 1,296,012 4% SEC filing
CORSAIR CAPITAL MANAGEMENT, L.P. CIK 0001276470 CNVS Cineverse Corp. 1,119,650 5.3% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 MRLN MERLIN, INC. 8,342,026 9.9% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 FOXF Fox Factory Holding Corp. 1,488,300 3.6% SEC filing
Encompass Capital Advisors LLC CIK 0001541901 SEI SOLARIS ENERGY INFRASTRUCTURE, INC. 1,750,000 3% SEC filing
SIP Global Tech Fund I, L.P. CIK 0002088497 KDK KODIAK AI, INC. 12,543,199 6.9% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 LINC LINCOLN EDUCATIONAL SERVICES CORPORATION 777,833 2.4% SEC filing
ORBIMED ADVISORS LLC CIK 0001055951 RAPT RAPT Therapeutics, Inc. 0 0% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 RLYB RALLYBIO CORPORATION 300,635 5.7% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 GUTS Fractyl Health, Inc. 16,124,780 10% SEC filing
Encompass Capital Advisors LLC CIK 0001541901 FLOC Flowco Holdings Inc. 1,275,044 3.1% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 SRZN Surrozen, Inc./DE 225,772 2.1% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 FULC FULCRUM THERAPEUTICS, INC. 3,050,040 4.6% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 HAIN The Hain Celestial Group, Inc. 8,528,789 9.4% SEC filing
Venrock Healthcare Capital Partners III, L.P. CIK 0001738048 CTMX CytomX Therapeutics, Inc. 9,982,124 4.6% SEC filing
RA CAPITAL MANAGEMENT, L.P. CIK 0001346824 RNA Avidity Biosciences, Inc. 0 0% SEC filing
TENOR CAPITAL MANAGEMENT Co., L.P. CIK 0001346554 EGHAU EGH Acquisition Corp. 1,425,000 9.2% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 VENU VENU HOLDING CORPORATION 4,089,205 6.6% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 GOGO Gogo Inc. 8,882,036 6.6% SEC filing
Encompass Capital Advisors LLC CIK 0001541901 AESI Atlas Energy Solutions Inc. 9,135,182 7.4% SEC filing
Coliseum Capital Management, LLC CIK 0001409751 SONO Sonos, Inc. 18,070,762 15% SEC filing
Point72 Asset Management, L.P. CIK 0001603466 IOBTQ IO Biotech, Inc. 0 0% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 KPRX KIORA PHARMACEUTICALS, INC. 394,668 10% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 HLXC HELIX ACQUISITION CORP. III 1,250,000 8.3% SEC filing
Venrock Healthcare Capital Partners III, L.P. CIK 0001738048 ELVN ENLIVEN THERAPEUTICS, INC. 1,726,331 2.8% SEC filing
Nantahala Capital Management, LLC CIK 0001472322 VYNE VYNE Therapeutics Inc. 2,000,000 6% SEC filing
DISCIPLINED GROWTH INVESTORS INC /MN CIK 0001050442 ZIP ZIPRECRUITER, INC. 4,216,601 5.9% SEC filing
ORBIMED ADVISORS LLC CIK 0001055951 NPCE NeuroPace Inc 2,096,527 6.2% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 IMUX Immunic, Inc. 6,332,000 4.8% SEC filing
Pentwater Capital Management LP CIK 0001425851 SGRY Surgery Partners, Inc. 12,655,000 9.7% SEC filing
Venrock Healthcare Capital Partners III, L.P. CIK 0001738048 ERAS Erasca, Inc. 16,382,812 5.3% SEC filing
Venturo Brian M CIK 0002058067 CRWV COREWEAVE, INC. 28,032,541 6.2% SEC filing
Point72 Asset Management, L.P. CIK 0001603466 QTTB Q32 Bio Inc. 958,768 5.7% SEC filing
RA CAPITAL MANAGEMENT, L.P. CIK 0001346824 AVTX Avalo Therapeutics, Inc. 2,455,655 9.9% SEC filing
ORBIMED ADVISORS LLC CIK 0001055951 FBRX Forte Biosciences, Inc. 884,230 4.3% SEC filing
Alyeska Investment Group, L.P. CIK 0001453072 IE Ivanhoe Electric Inc. 6,749,065 4.3% SEC filing
Venrock Healthcare Capital Partners III, L.P. CIK 0001738048 ORIC ORIC Pharmaceuticals, Inc. 4,319,765 4.2% SEC filing
Pentwater Capital Management LP CIK 0001425851 MASI Masimo Corp. 3,176,000 6.1% SEC filing
Point72 Asset Management, L.P. CIK 0001603466 OKYO OKYO Pharma Ltd 0 0% SEC filing
RP Investment Advisors LP CIK 0001767393 ONCH 1RT Acquisition Corp. 1,080,906 6.3% SEC filing
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