| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| ROTHBERG JONATHAN M | 100% | 0% | $81,394,966 | 26,426,937 | 0% | Rothberg Jonathan M. | 16 Dec 2025 | |
| GLENVIEW CAPITAL MANAGEMENT, LLC | 9.7% | +11% | $45,767,225 | +$5,712,000 | 22,434,914 | +14% | ROBBINS LARRY | 21 Nov 2025 |
| BlackRock, Inc. | 6.3% | $27,861,158 | 13,930,579 | BlackRock, Inc. | 30 Jun 2025 | |||
| ARK Investment Management LLC | 4.7% | $21,170,009 | 8,676,233 | ARK Investment Management LLC | 30 Sep 2024 |
As of 30 Sep 2025, 173 institutional investors reported holding 97,190,121 shares of Butterfly Network, Inc. - Class A common stock, par value $0.0001 per share, Class B common stock, par value $0.0001 per share (BFLY). This represents 368% of the company’s total 26,426,937 outstanding shares.
The largest institutional shareholders of Butterfly Network, Inc. - Class A common stock, par value $0.0001 per share, Class B common stock, par value $0.0001 per share (BFLY) together control 331% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 52% | 13,835,240 | -1.4% | 0% | $26,702,014 |
| VANGUARD GROUP INC | 42% | 11,040,080 | +4.3% | 0% | $21,307,355 |
| Fosun International Ltd | 41% | 10,716,630 | 0% | 7.7% | $20,683,096 |
| GLENVIEW CAPITAL MANAGEMENT, LLC | 38% | 9,955,144 | 0% | 0.47% | $19,213,428 |
| ARK Investment Management LLC | 23% | 6,145,348 | -4.2% | 0.07% | $11,860,522 |
| STATE STREET CORP | 23% | 5,955,961 | +16% | 0% | $11,495,005 |
| Hood River Capital Management LLC | 20% | 5,406,126 | +5.4% | 0.12% | $10,433,823 |
| GEODE CAPITAL MANAGEMENT, LLC | 17% | 4,603,877 | +6.1% | 0% | $8,887,288 |
| CITADEL ADVISORS LLC | 10% | 2,688,373 | -0.64% | 0% | $5,188,560 |
| UBS Group AG | 8.2% | 2,160,192 | +448% | 0% | $4,169,170 |
| MORGAN STANLEY | 7.1% | 1,883,023 | -43% | 0% | $3,634,234 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 6.2% | 1,648,204 | +7.3% | 0% | $3,181,034 |
| MILLENNIUM MANAGEMENT LLC | 5.8% | 1,520,885 | -30% | 0% | $2,935,308 |
| NORTHERN TRUST CORP | 5.7% | 1,512,629 | -2.2% | 0% | $2,919,374 |
| SEI INVESTMENTS CO | 4.3% | 1,142,049 | +4.6% | 0% | $2,204,155 |
| First Light Asset Management, LLC | 4.3% | 1,127,998 | -79% | 0.21% | $2,177,036 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 4% | 1,046,626 | +130% | 0% | $2,019,989 |
| PERKINS CAPITAL MANAGEMENT INC | 3.5% | 924,280 | +213% | 1.6% | $1,783,860 |
| DIMENSIONAL FUND ADVISORS LP | 3% | 794,986 | -30% | 0% | $1,534,766 |
| RAYMOND JAMES FINANCIAL INC | 2.9% | 769,532 | -37% | 0% | $1,485,198 |
| DEUTSCHE BANK AG\ | 2.4% | 643,681 | +98% | 0% | $1,242,305 |
| Parkman Healthcare Partners LLC | 2.3% | 602,192 | 0.13% | $1,162,231 | |
| ROYAL BANK OF CANADA | 2.2% | 592,355 | +43% | 0% | $1,144,000 |
| Schonfeld Strategic Advisors LLC | 1.7% | 444,111 | 0.01% | $857,132 | |
| Bank of New York Mellon Corp | 1.6% | 431,632 | +5.4% | 0% | $833,050 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 413,099 | $1,582,135 | -$105,573 | $3.80 | 13 |
| 2025 Q3 | 97,190,121 | $187,599,745 | -$38,108,590 | $1.93 | 173 |
| 2025 Q2 | 117,140,349 | $233,929,157 | +$28,027,349 | $2.00 | 187 |
| 2025 Q1 | 102,111,807 | $232,823,437 | +$65,884,461 | $2.28 | 203 |
| 2024 Q4 | 72,787,638 | $227,111,639 | +$40,907,575 | $3.12 | 171 |
| 2024 Q3 | 60,400,780 | $106,906,522 | -$4,436,382 | $1.77 | 142 |
| 2024 Q2 | 64,874,607 | $54,546,853 | -$9,616,891 | $0.84 | 157 |
| 2024 Q1 | 75,542,849 | $81,580,126 | -$3,002,040 | $1.08 | 166 |
| 2023 Q4 | 78,746,272 | $85,032,338 | -$3,566,506 | $1.08 | 166 |
| 2023 Q3 | 81,730,010 | $96,443,465 | -$6,731,332 | $1.18 | 182 |
| 2023 Q2 | 86,336,969 | $198,546,854 | +$23,972,940 | $2.30 | 182 |
| 2023 Q1 | 76,082,878 | $142,997,570 | -$13,810,541 | $1.88 | 170 |
| 2022 Q4 | 83,447,777 | $205,305,040 | -$17,840,939 | $2.46 | 194 |
| 2022 Q3 | 88,934,766 | $418,041,517 | +$7,186,522 | $4.70 | 180 |
| 2022 Q2 | 87,575,244 | $268,699,713 | -$11,271,725 | $3.07 | 159 |
| 2022 Q1 | 90,362,753 | $429,725,574 | -$24,543,684 | $4.76 | 175 |
| 2021 Q4 | 93,405,756 | $624,916,082 | -$8,213,670 | $6.69 | 179 |
| 2021 Q3 | 91,007,624 | $950,143,420 | +$113,049,447 | $10.44 | 170 |
| 2021 Q2 | 78,285,186 | $1,128,697,502 | +$187,348,582 | $14.48 | 175 |
| 2021 Q1 | 65,840,809 | $1,093,797,769 | +$1,074,458,553 | $16.83 | 135 |
| 2020 Q4 | 955,991 | $18,606,000 | +$18,603,000 | $15.00 | 3 |
| 2020 Q3 | 200 | $3,000 | $15.00 | 1 | |
| 2020 Q2 | 200 | $3,000 | $15.00 | 1 | |
| 2020 Q1 | 200 | $3,000 | $15.00 | 1 | |
| 2019 Q4 | 200 | $3,000 | $15.00 | 1 | |
| 2019 Q3 | 200 | $3,000 | $15.00 | 1 | |
| 2019 Q2 | 200 | $3,000 | $15.00 | 1 | |
| 2019 Q1 | 200 | $3,000 | $15.00 | 1 |