Security record
BFLY
Butterfly Network, Inc. · Healthcare · Medical - Devices
91Tracked holders
+3Δ holders
107.33MShares held
$903.18MReported value
+8New positions
−6Exits
Momentum inputs (comparable managers):
holder breadth +3.4% ·
share flow +12.5% ·
net new positions +2.2%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 91 | +3 | 107.33M | $903.18M | +8 | −6 |
| Q1 2026 | 92 | +7 | 95.54M | $385.81M | +13 | −6 |
| Q4 2025 | 84 | +2 | 92.11M | $328.02M | +2 | — |
| Q3 2025 | 16 | -1 | 60.81M | $112.78M | +1 | −2 |
| Q2 2025 | 14 | -2 | 67.72M | $130.72M | — | −2 |
| Q1 2025 | 13 | 0 | 42.33M | $91.17M | — | — |
| Q4 2024 | 13 | +3 | 32.38M | $93.71M | +3 | — |
| Q3 2024 | 9 | -1 | 28.48M | $46.21M | +1 | −2 |
| Q2 2024 | 10 | — | 27.10M | $20.74M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 18.82M | +17.9% | $158.48M | 0.0% | ▲ Add | 5 | SEC ↗ ×13 |
| 2 | Glenview Capital ✦ | 14.34M | 0.0% | $120.70M | 2.4% | Held | 9 | SEC ↗ |
| 3 | Vanguard Capital Management Llc | 8.56M | +4.5% | $72.07M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | D. E. Shaw & Co. ✦ | 6.39M | +470.6% | $53.83M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 5 | State Street Global Advisors ✦ (passive) | 5.76M | +4.0% | $48.52M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 6 | Geode Capital Management ✦ (passive) | 5.35M | +11.2% | $45.02M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 7 | ARK Investment Management ✦ | 5.09M | -2.7% | $42.82M | 0.3% | ▼ Trim | 9 | SEC ↗ |
| 8 | Nuveen, LLC | 5.06M | +34.8% | $42.57M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 9 | Fidelity (FMR) ✦ | 4.91M | +1016.0% | $41.35M | 0.0% | ▲ Add | 5 | SEC ↗ ×4 |
| 10 | Sei Investments Co | 2.94M | +27.8% | $24.74M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 11 | Goldman Sachs Group ✦ | 2.76M | +224.1% | $23.25M | 0.0% | ▲ Add | 4 | SEC ↗ ×4 |
| 12 | Deutsche Bank Ag\ | 2.58M | +14.0% | $21.73M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 13 | Millennium Management ✦ | 2.15M | -38.2% | $18.14M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 14 | Bank Of America Corp /De/ | 2.14M | -48.7% | $18.00M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 15 | Dimensional Fund Advisors Lp | 1.95M | -17.5% | $16.40M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 16 | Charles Schwab Investment… | 1.78M | +6.0% | $14.97M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 17 | Northern Trust Corp | 1.77M | +13.5% | $14.86M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 18 | UBS Group AG | 1.41M | -4.3% | $11.84M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 19 | Two Sigma Investments ✦ | 1.37M | +81.3% | $11.56M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 20 | Morgan Stanley ✦ | 1.13M | -34.4% | $9.50M | 0.0% | ▼ Trim | 4 | SEC ↗ ×7 |
| 21 | Raymond James Financial Inc | 864.83K | -3.6% | $7.28M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 22 | JPMorgan Chase ✦ | 689.67K | -4.1% | $6.14M | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 23 | Invesco Ltd. | 676.88K | +66.6% | $5.70M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 24 | Tudor Investment Corp Et Al | 630.95K | +46.2% | $5.31M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 25 | Bank of New York Mellon Corp | 579.37K | +29.4% | $4.88M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 26 | Russell Investments Group, Ltd. | 523.52K | +401.4% | $4.41M | 0.0% | ▲ Add | 3 | SEC ↗ ×7 |
| 27 | Marshall Wace ✦ | 463.06K | -79.7% | $3.90M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 28 | Gotham Asset Management ✦ | 462.15K | 0.0% | $3.89M | 0.0% | Held | 3 | SEC ↗ |
| 29 | Squarepoint Ops LLC | 450.40K | +27.0% | $3.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 30 | Swiss National Bank | 354.90K | -11.5% | $2.99M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 31 | Captrust Financial Advisors | 300.51K | +6.5% | $2.53M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 32 | Citigroup Inc | 294.85K | -50.4% | $2.48M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 33 | Rhumbline Advisers | 290.31K | +14.1% | $2.44M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 34 | Ameriprise Financial Inc | 265.17K | +1127.6% | $2.23M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 35 | LPL Financial LLC | 204.55K | -12.9% | $1.72M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 36 | Zurcher Kantonalbank (Zurich… | 200.86K | +140.7% | $1.69M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | Wells Fargo & Company/Mn | 199.93K | +153.7% | $1.68M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 38 | Franklin Resources Inc | 192.99K | +28.9% | $1.62M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 39 | Man Group plc | 191.19K | +100.0% | $1.61M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 40 | Group One Trading Llc | 189.44K | +100.5% | $1.60M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 41 | T. Rowe Price ✦ | 175.18K | +17.1% | $1.48M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 42 | Allspring Global Investments… | 174.18K | New | $1.38M | 0.0% | New | 1 | SEC ↗ ×2 |
| 43 | Prudential Financial Inc | 161.16K | +434.7% | $1.36M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 44 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 149.11K | +62.4% | $1.26M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 45 | Legal & General Group Plc | 144.30K | +6.7% | $1.22M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 46 | Commonwealth Equity Services, Llc | 135.21K | -8.0% | $1.14M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 47 | UBS AM, a distinct business unit of… | 115.22K | -64.9% | $970,152 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 48 | State Of Wisconsin Investment Board | 108.94K | -16.2% | $917,292 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 49 | Osaic Holdings, Inc. | 102.42K | +28.6% | $862,376 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 50 | Quantinno Capital Management LP | 100.08K | +452.6% | $842,674 | 0.0% | ▲ Add | 2 | SEC ↗ |
| 51 | Barclays Plc | 99.60K | -79.5% | $838,664 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 52 | Principal Financial Group Inc | 95.79K | +572.4% | $806,569 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 53 | Renaissance Technologies ✦ | 93.82K | New | $789,981 | 0.0% | New | 1 | SEC ↗ |
| 54 | Massachusetts Financial Services Co… | 90.94K | New | $765,757 | 0.0% | New | 1 | SEC ↗ ×2 |
| 55 | Alliancebernstein L.P. | 188.80K | 0.0% | $762,752 | 0.0% | Held | 3 | SEC ↗ |
| 56 | Walleye Trading LLC | 85.19K | +2578.2% | $717,333 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 57 | Stifel Financial Corp | 80.14K | +32.2% | $674,788 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 58 | AQR Capital Management ✦ | 78.15K | +29.0% | $658,005 | 0.0% | ▲ Add | 4 | SEC ↗ ×7 |
| 59 | Susquehanna International Group, Llp | 77.48K | -67.8% | $652,415 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 60 | Hrt Financial Lp | 64.20K | New | $540,000 | 0.0% | New | 1 | SEC ↗ ×2 |
| 61 | Bank Of Montreal /Can/ | 63.67K | +1.0% | $536,127 | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 62 | New York State Common Retirement… | 62.60K | +3.0% | $527,092 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 63 | Simplex Trading, Llc | 60.37K | +1258.1% | $508,281 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 64 | Canada Pension Plan Investment Board | 58.10K | -0.5% | $489,202 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 65 | Manufacturers Life Insurance… | 55.33K | +4.0% | $465,845 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 66 | Creative Planning | 50.23K | +1.8% | $422,962 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 67 | Voya Investment Management Llc | 40.84K | +17.5% | $343,898 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 68 | Wealth Enhancement Advisory… | 41.95K | +144.4% | $334,737 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 69 | Bnp Paribas Financial Markets | 36.57K | -29.4% | $307,953 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 70 | Pictet Asset Management Holding SA | 35.30K | 0.0% | $297,192 | 0.0% | Held | 2 | SEC ↗ |
| 71 | ProShare Advisors LLC | 27.57K | -2.9% | $232,113 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 72 | Mercer Global Advisors Inc /Adv | 25.93K | -6.3% | $218,356 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 73 | Victory Capital Management Inc | 23.88K | +6.8% | $201,044 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | Focus Partners Wealth | 21.84K | +20.8% | $183,919 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Royal Bank Of Canada | 18.59K | +7.9% | $157,000 | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 76 | Corient Private Wealth LP | 18.13K | New | $152,674 | 0.0% | New | 1 | SEC ↗ |
| 77 | Storebrand Asset Management As | 17.70K | +9.5% | $149,009 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Neuberger Berman Group LLC | 15.98K | +13.6% | $134,585 | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 79 | Cetera Investment Advisers | 14.85K | +39.2% | $125,003 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 80 | Blair William & Co/Il | 11.84K | -85.1% | $99,718 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 81 | CIBC Bancorp USA Inc. | 11.67K | -34.0% | $98,253 | 0.0% | ▼ Trim | 2 | SEC ↗ ×2 |
| 82 | Cerity Partners LLC | 11.27K | New | $94,893 | 0.0% | New | 1 | SEC ↗ ×2 |
| 83 | Jones Financial Companies Lllp | 9.78K | +7.9% | $86,971 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Northwestern Mutual Wealth… | 4.50K | -60.9% | $37,890 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 85 | BNP Paribas Asset Management… | 2.81K | -23.9% | $23,702 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 86 | Federated Hermes, Inc. | 2.09K | New | $17,581 | 0.0% | New | 1 | SEC ↗ |
| 87 | Rockefeller Capital Management L.P. | 2.08K | -36.6% | $17,472 | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 88 | Pnc Financial Services Group, Inc. | 2.05K | +0.2% | $17,269 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 89 | TD Waterhouse Canada Inc. | 2.00K | 0.0% | $15,882 | 0.0% | Held | 3 | SEC ↗ |
| 90 | Us Bancorp \De\ | 97 | +22.8% | $817 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 91 | National Bank Of Canada /Fi/ | 89 | New | $748 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Allspring Global Investments… | $1.38M | 0.0% |
| Renaissance Technologies | $789,981 | 0.0% |
| Massachusetts Financial… | $765,757 | 0.0% |
| Hrt Financial Lp | $540,000 | 0.0% |
| Corient Private Wealth LP | $152,674 | 0.0% |
| Cerity Partners LLC | $94,893 | 0.0% |
| Federated Hermes, Inc. | $17,581 | 0.0% |
| National Bank Of Canada /Fi/ | $748 | 0.0% |
Exited
| Jane Street Group, Llc | $7.82M | was 0.0% |
| American Century Companies Inc | $568,836 | was 0.0% |
| Citadel Advisors | $170,924 | was 0.0% |
| HighTower Advisors, LLC | $74,013 | was 0.0% |
| Fisher Asset Management | $64,252 | was 0.0% |
| Mariner, LLC | $48,524 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 237 holders, 138.33M shares, $545.92M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
Aug 14
Phanstiel S. Louise
Director · 115.20K sh @ 8.68 · $999,510
Open-market sales (S)
Oct 06
DEVIVO JOSEPH
Officer, Director · 35.79K sh · $358,616
Oct 02
Carlson Megan
Officer · 10.11K sh · $88,447
Sep 23
DEVIVO JOSEPH
Officer, Director · 3.17K sh · $31,757
Sep 22
DEVIVO JOSEPH
Officer, Director · 2.81K sh · $28,110
Sep 04
Cashman Steve
Officer · 140.11K sh · $1.02M
Sep 04
Carlson Megan
Officer · 13.80K sh · $100,797
Sep 02
Caezza Nicholas
Officer · 1.71K sh · $13,927
Aug 17
ROBBINS LARRY
Director · 582.50K sh · $5.23M
Aug 14
ROBBINS LARRY
Director · 824.70K sh · $7.17M
Aug 13
ROBBINS LARRY
Director · 500.00K sh · $4.62M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 17
SC 13D/A — GLENVIEW CAPITAL MANAGEMENT, LLC
4.8% of class · View original SEC filing ↗
Aug 17
SC 13D/A — ROTHBERG JONATHAN M
0.3% of class · View original SEC filing ↗
Aug 14
SC 13G — Hood River Capital Management LLC
Aug 07
SC 13G — FMR LLC
Jul 27
SC 13G/A — BlackRock, Inc.
Jul 21
SC 13D/A — ROTHBERG JONATHAN M
0.4% of class · View original SEC filing ↗
Jul 17
SC 13D/A — ROTHBERG JONATHAN M
0.4% of class · View original SEC filing ↗
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
Get this via the API