Butterfly Network, Inc.
BFLY- Exchange
- NYSE
- Industry
- X-Ray Apparatus & Tubes & Related Irradiation Apparatus
- SEC CIK
- 0001804176
In the last 90 days, Butterfly Network, Inc. insiders filed 1 open-market purchase and 19 sales; 246 institutions reported holding it in 13F filings for Q2 2026, worth $1.33B in total; ARK Invest is the only superinvestor holding it.
Holders of 5% or more of BFLY
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Butterfly Network, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Rothberg Jonathan M | 13D/A | 100.00%21.4M shares | 0.00 ppfrom 100.00% | Feb 22, 202110 filings | Aug 17, 2026 | SEC |
| FMR LLC | 13G | 11.80%29.0M shares | – | Feb 9, 20222 filings | Aug 7, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 7.80%18.3M shares | +1.50 ppfrom 6.30% | Jul 17, 20252 filings | Jul 27, 2026 | SEC |
| Glenview Capital Management, LLC | 13D/A | 6.17%15.1M shares | −2.35 ppfrom 8.52% | Jun 17, 20254 filings | Aug 17, 2026 | SEC |
| Hood River Capital Management LLC | 13G | 5.61%13.2M shares | New | Aug 14, 20261 filing | Aug 14, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
32 Schedule 13D and 13G filings on Butterfly Network, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 17, 20267:02 PM ET | Glenview Capital Management, LLCand 1 other | 13D/A | 6.17%15.1M shares | −2.35 ppfrom 8.52% | Aug 13, 2026 | SEC |
| Aug 17, 20266:30 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%21.4M shares | 0.00 ppfrom 100.00% | Aug 14, 2026 | SEC |
| Aug 14, 20268:05 AM ET | Hood River Capital Management LLC | 13G | 5.61%13.2M shares | New | Jun 30, 2026 | SEC |
| Aug 7, 202611:04 AM ET | FMR LLCand 1 other | 13G | 11.80%29.0M shares | – | Jul 31, 2026 | SEC |
| Jul 27, 20264:25 PM ET | BlackRock, Inc. | 13G/A | 7.80%18.3M shares | +1.50 ppfrom 6.30% | Jun 30, 2026 | SEC |
| Jul 21, 20267:58 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%22.1M shares | 0.00 ppfrom 100.00% | Jul 21, 2026 | SEC |
| Jul 17, 20264:20 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%25.2M shares | 0.00 ppfrom 100.00% | Jul 15, 2026 | SEC |
| Mar 26, 20264:40 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −5.00 ppfrom 5.00%Below 5% | Mar 13, 2026 | SEC |
| Mar 17, 20264:20 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%26.4M shares | 0.00 ppfrom 100.00% | Mar 13, 2026 | SEC |
| Feb 17, 20264:35 PM ET | Glenview Capital Management, LLCand 1 other | 13D/A | 8.52%19.3M shares | −1.19 ppfrom 9.71% | Feb 12, 2026 | SEC |
| Feb 5, 20266:11 AM ET | Fosun Industrial Co., Ltdand 1 other | 13G/A | 4.70%10.7M shares | –Below 5% | Dec 31, 2025 | SEC |
| Jan 30, 20261:27 PM ET | Vanguard Group Inc | 13G | 5.00%11.3M shares | – | Dec 31, 2025 | SEC |
| Dec 17, 20255:46 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%26.4M shares | 0.00 ppfrom 100.00% | Dec 16, 2025 | SEC |
| Dec 1, 20257:35 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%26.4M shares | 0.00 ppfrom 100.00% | Nov 26, 2025 | SEC |
| Nov 24, 20256:11 PM ET | Glenview Capital Management, LLCand 1 other | 13D/A | 9.71%22.4M shares | +1.01 ppfrom 8.70% | Nov 21, 2025 | SEC |
| Jul 17, 20258:12 PM ET | BlackRock, Inc. | 13G | 6.30%13.9M shares | New | Jun 30, 2025 | SEC |
| Jun 17, 20258:02 PM ET | Glenview Capital Management, LLCand 1 other | 13D/A | 8.70%19.6M shares | – | Jun 13, 2025 | SEC |
| Mar 7, 20254:05 PM ET | Rothberg Jonathan Mand 6 others | 13D/A | 100.00%26.4M shares | – | Mar 5, 2025 | SEC |
| Jan 10, 20259:48 PM ET | ARK Investment Management LLCSuperinvestorARK Invest | 13G/A | 4.66%8.68M shares | –Below 5% | Sep 30, 2024 | SEC |
| Mar 28, 2022 | Rothberg Jonathan M | 13D/AOld format | – | – | – | SEC |
| Mar 11, 2022 | Longview Investors LLC | 13D/AOld format | – | – | – | SEC |
| Feb 9, 2022 | Vanguard Group Inc | 13GOld format | – | New | – | SEC |
| Feb 9, 2022 | FMR LLC | 13GOld format | – | New | – | SEC |
| Mar 30, 2021 | Longview Investors LLC | 13D/AOld format | – | – | – | SEC |
| Mar 26, 2021 | Rothberg Jonathan M | 13D/AOld format | – | – | – | SEC |
| Mar 26, 2021 | Rothberg Michael | 13D/AOld format | – | – | – | SEC |
| Feb 22, 2021 | Rothberg Michael | 13DOld format | – | New | – | SEC |
| Feb 22, 2021 | Rothberg Jonathan M | 13DOld format | – | New | – | SEC |
| Feb 22, 2021 | Fosun Industrial Co., Ltd | 13GOld format | – | New | – | SEC |
| Feb 17, 2021 | Longview Investors LLC | 13DOld format | – | – | – | SEC |
| Feb 11, 2021 | Empyrean Capital Partners, LP | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2021 | Longview Investors LLC | 13GOld format | – | New | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Butterfly Network, Inc. shares.
No Form 144 notices for Butterfly Network, Inc. are on file.