Quick Takeaways
- BFLY - Butterfly Network, Inc. has 27 insiders with reported activity on this page.
- Net insider value flow over the last year: -$15,332,224.
- Recent transaction rows are available for direct filing-level review.
Insider Transactions Reported by 27 Insiders of Butterfly Network, Inc.
- Symbol
- BFLY on NYSE
- Location
- Burlington, MA
What Changed
- Buy value: $12,154,416; sell value: $27,486,640.
- Net share flow: -3,363,578.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$15,332,224.
Buys
$12,154,416
Shares: 4,615,172
Insiders: 3
Sells
$27,486,641
Shares: 7,978,750
Insiders: 9
Net
-$15,332,224
Shares: -3,363,578
Insiders: -6
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 1,339,669 | $0 | $5,608,984 | -$5,608,984 |
| 3-6 | 4,565,172 | 6,412,390 | $12,072,463 | $21,491,386 | -$9,418,923 |
| 6-9 | 50,000 | 161,235 | $81,953 | $242,202 | -$160,249 |
| 9-12 | 0 | 65,456 | $0 | $144,069 | -$144,069 |
Butterfly Network, Inc. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Larry Robbins | Director, 10%+ Owner | $44,004,022 | +$11,501,304 | +35% | Mixed | 11 Dec 2025 |
| Joseph Devivo | President & CEO, Director | $29,786,604 | -$2,386,943 | -7.4% | Filing P/S | 05 Mar 2026 |
| Ph.D. Jonathan M. Rothberg | Director, 10%+ Owner | $13,706,401 | -$20,807,830 | -60% | Mixed | 06 Jan 2026 |
| Steve Cashman | Chief Business Officer | $9,964,622 | -$3,145,834 | -24% | Filing P/S | 29 Apr 2026 |
| Heather C. Getz | Evp, Cfo & Coo | $6,425,322 | -$144,069 | -2.2% | Filing P/S | 05 May 2025 |
| John N. Doherty | Evp, Cfo | $4,604,405 | -$239,524 | -4.9% | Mixed | 02 Mar 2026 |
| Andrei G. Stoica | Chief Technology Officer | $3,464,394 | Filing P/S | 01 Apr 2025 | ||
| Victor Ku | Chief Technology Officer | $3,352,828 | -$137,398 | -3.9% | Mixed | 02 Mar 2026 |
| Megan Carlson | CAO and SVP, Finance | $2,292,646 | -$176,568 | -7.2% | Filing P/S | 02 Mar 2026 |
| S. Louise Phanstiel | Director | $1,696,914 | +$571,160 | +51% | Mixed | 15 Dec 2025 |
| Todd Fruchterman | President and CEO, Director | $1,561,832 | Mixed | 22 Mar 2022 | ||
| Weiss Lawrence T. | CLO, GC and Corp Sec | $1,261,575 | Mixed | 05 Jul 2023 | ||
| Nicholas Caezza | Deputy General Counsel | $1,158,292 | -$64,657 | -5.3% | Filing P/S | 02 Mar 2026 |
| Erica Schwartz | Director | $951,917 | Mixed | 13 Jun 2025 | ||
| Elazer R. Edelman | Director | $929,638 | Mixed | 13 Jun 2025 | ||
| Dawn Carfora | Director | $715,535 | -$301,864 | -30% | Filing P/S | 04 Nov 2025 |
| Darius Shahida | Chief Strategy/Bus Dev Officer | $642,506 | Mixed | 19 Dec 2022 | ||
| Stephanie Fielding | Chief Financial Officer | $609,496 | Filing P/S | 17 Mar 2022 | ||
| Stacey Pugh | Chief Commercial Officer | $582,364 | Mixed | 22 Mar 2022 | ||
| Mary Miller | General Counsel & Corp Sec | $391,182 | Mixed | 22 Mar 2022 | ||
| Tamara Dillon | Chief People Officer | $334,425 | Mixed | 31 May 2022 | ||
| John David Martin | Chief Medical Officer | $292,246 | Mixed | 13 Feb 2023 | ||
| John H. Hammergren | Director | $185,117 | Mixed | 17 Jun 2022 | ||
| Troy Quander | SVP, Regulatory and Quality | $176,453 | Mixed | 14 Dec 2022 | ||
| Gianluca Pettiti | Director | $148,095 | Mixed | 20 Jun 2023 | ||
| Brent Pfeiffenberger | President and CEO, Director | $0 | Mixed | 07 Mar 2024 | ||
| David Perri | Chief Operating Officer | Mixed | 25 Aug 2021 |
Top shareholders of Butterfly Network, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Ph.D. Jonathan M. Rothberg |
13D/G
3/4/5
|
Rothberg Jonathan M. · Director, 10%+ Owner |
100%
|
26,426,937
|
$123,413,796 | $0 | 13 Mar 2026 | |
| GLENVIEW CAPITAL MANAGEMENT, LLC |
13D/G
13F
|
ROBBINS LARRY · Company |
8.5%
|
19,268,892
|
$84,783,125 | -$13,930,497 | 12 Feb 2026 | |
| BlackRock, Inc. |
13F
13D/G
|
Company |
6.3%
from 13D/G
|
14,931,079
|
$56,738,099 | — | 31 Dec 2025 | |
| Larry Robbins |
3/4/5
|
Director, 10%+ Owner |
56%
|
14,700,560
|
$44,004,022 | +$11,501,304 | 11 Dec 2025 | |
| VANGUARD GROUP INC |
13F
13D/G
|
Company · The Vanguard Group |
5%
from 13D/G
|
11,315,969
|
$43,000,683 | — | 31 Dec 2025 | |
| Fosun Industrial Co., Ltd |
13D/G
|
Fosun Industrial Co., Limited |
4.7%
|
10,716,630
|
$40,723,194 | $0 | 31 Dec 2025 | |
| Fosun International Ltd |
13F
|
Company |
41%
|
10,716,630
|
$40,723,194 | — | 31 Dec 2025 | |
| Joseph Devivo |
3/4/5
|
President & CEO, Director |
30%
|
8,030,899
|
$29,786,604 | -$2,386,943 | 05 Mar 2026 | |
| Hood River Capital Management LLC |
13F
|
Company |
26%
|
6,954,486
|
$26,427,047 | — | 31 Dec 2025 | |
| ARK Investment Management LLC |
13F
13D/G
|
Company |
4.7%
from 13D/G
|
6,244,427
|
$23,728,823 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
20%
|
5,373,002
|
$20,417,408 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
18%
|
4,679,120
|
$17,785,426 | — | 31 Dec 2025 | |
| AWM Investment Company, Inc. |
13F
|
Company |
13%
|
3,400,000
|
$12,920,000 | — | 31 Dec 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
12%
|
3,174,053
|
$12,061,401 | — | 31 Dec 2025 | |
| First Light Asset Management, LLC |
13F
|
Company |
11%
|
2,812,131
|
$10,686,098 | — | 31 Dec 2025 | |
| Steve Cashman |
3/4/5
|
Chief Business Officer |
7.7%
|
2,029,868
|
$9,964,622 | -$3,145,834 | 29 Apr 2026 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
9.2%
|
2,436,284
|
$9,257,880 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
8.8%
|
2,325,929
|
$8,838,529 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
8.2%
|
2,171,041
|
$8,249,956 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
6.8%
|
1,801,081
|
$6,844,404 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
6.7%
|
1,772,563
|
$6,735,739 | — | 31 Dec 2025 | |
| SEI INVESTMENTS CO |
13F
|
Company |
6.7%
|
1,759,723
|
$6,686,947 | — | 31 Dec 2025 | |
| Heather C. Getz |
3/4/5
|
EVP, CFO & COO |
11%
|
2,919,274
|
$6,425,322 | -$144,069 | 05 May 2025 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
6.3%
|
1,652,237
|
$6,278,501 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
5.6%
|
1,473,125
|
$5,597,875 | — | 31 Dec 2025 | |
| John N. Doherty |
3/4/5
|
EVP, CFO |
5.7%
|
1,509,641
|
$4,604,405 | -$239,524 | 02 Mar 2026 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
3.6%
|
962,391
|
$3,657,085 | — | 31 Dec 2025 | |
| PERKINS CAPITAL MANAGEMENT INC |
13F
|
Company |
3.5%
|
923,780
|
$3,510,364 | — | 31 Dec 2025 | |
| Andrei G. Stoica |
3/4/5
|
Chief Technology Officer |
—
class O/S missing
|
1,600,182
|
$3,464,394 | — | 01 Apr 2025 | |
| Victor Ku |
3/4/5
|
Chief Technology Officer |
4.2%
|
1,099,288
|
$3,352,828 | -$137,398 | 02 Mar 2026 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
3.3%
|
867,606
|
$3,296,903 | — | 31 Dec 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
3.1%
|
822,642
|
$3,126,039 | — | 31 Dec 2025 | |
| DnB Asset Management AS |
13F
|
Company |
3%
|
780,335
|
$2,965,273 | — | 31 Dec 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
2.9%
|
763,351
|
$2,900,734 | — | 31 Dec 2025 | |
| Stoic Point Capital Management LLC |
13F
|
Company |
2.8%
|
749,850
|
$2,849,430 | — | 31 Dec 2025 | |
| Squarepoint Ops LLC |
13F
|
Company |
2.7%
|
716,712
|
$2,723,506 | — | 31 Dec 2025 | |
| ISTHMUS PARTNERS, LLC |
13F
|
Company |
2.6%
|
689,222
|
$2,619,044 | — | 31 Dec 2025 | |
| Megan Carlson |
3/4/5
|
CAO and SVP, Finance |
2.3%
|
617,631
|
$2,292,646 | -$176,568 | 02 Mar 2026 | |
| Nuveen, LLC |
13F
|
Company |
2.1%
|
552,131
|
$2,098,098 | — | 31 Dec 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
1.9%
|
495,743
|
$1,883,822 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
1.9%
|
489,718
|
$1,860,928 | — | 31 Dec 2025 | |
| POLEN CAPITAL MANAGEMENT LLC |
13F
|
Company |
1.8%
|
472,971
|
$1,797,290 | — | 31 Dec 2025 | |
| HRT FINANCIAL LP |
13F
|
Company |
1.8%
|
469,270
|
$1,783,000 | — | 31 Dec 2025 | |
| S. Louise Phanstiel |
3/4/5
|
Director |
2.1%
|
550,766
|
$1,696,914 | +$571,160 | 15 Dec 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
1.6%
|
419,574
|
$1,594,382 | — | 31 Dec 2025 | |
| Palumbo Wealth Management LLC |
13F
|
Company |
1.6%
|
413,317
|
$1,570,605 | — | 31 Dec 2025 | |
| Todd Fruchterman |
3/4/5
|
President and CEO, Director |
—
mixed-class rows
|
1,619,951
mixed-class rows
|
$1,561,832 | — | 22 Mar 2022 | |
| Invesco Ltd. |
13F
|
Company |
1.5%
|
387,881
|
$1,473,947 | — | 31 Dec 2025 | |
| ALGERT GLOBAL LLC |
13F
|
Company |
1.4%
|
382,141
|
$1,452,000 | — | 31 Dec 2025 | |
| BARCLAYS PLC |
13F
|
Company |
1.3%
|
340,825
|
$1,295,134 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for Butterfly Network, Inc.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Steve Cashman | BFLY | Class A Common Stock | Sale | -6.78% | $724,166 | $4.91 | -147,518 | 2,029,868 | 29 Apr 2026 | Direct |
| Steve Cashman | BFLY | Class A Common Stock | Sale | -8.41% | $1,044,400 | $5.22 | -200,000 | 2,177,386 | 16 Apr 2026 | Direct |
| Joseph Devivo | BFLY | Class A Common Stock | Sale | -5.66% | $1,788,291 | $3.71 | -482,149 | 8,030,899 | 05 Mar 2026 | Direct |
| Steve Cashman | BFLY | Class A Common Stock | Sale | -1.76% | $157,908 | $3.71 | -42,540 | 2,377,386 | 03 Mar 2026 | Direct |
| Joseph Devivo | BFLY | Class A Common Stock | Sale | -1.86% | $598,653 | $3.71 | -161,275 | 8,513,048 | 03 Mar 2026 | Direct |
| Nicholas Caezza | BFLY | Class A Common Stock | Sale | -4.36% | $52,744 | $3.71 | -14,209 | 312,040 | 03 Mar 2026 | Direct |
| Megan Carlson | BFLY | Class A Common Stock | Sale | -6.36% | $155,822 | $3.71 | -41,978 | 617,631 | 03 Mar 2026 | Direct |
| John N. Doherty | BFLY | Class A Common Stock | Award | 22.3% | 274,953 | 1,509,641 | 02 Mar 2026 | Direct | ||
| Victor Ku | BFLY | Class A Common Stock | Award | 35.4% | 287,326 | 1,099,288 | 02 Mar 2026 | Direct | ||
| Steve Cashman | BFLY | Class A Common Stock | Award | 25.3% | 488,042 | 2,419,926 | 02 Mar 2026 | Direct | ||
| Joseph Devivo | BFLY | Class A Common Stock | Award | 19.6% | 1,424,534 | 8,674,323 | 02 Mar 2026 | Direct | ||
| Nicholas Caezza | BFLY | Class A Common Stock | Award | 37.7% | 89,359 | 326,249 | 02 Mar 2026 | Direct | ||
| Megan Carlson | BFLY | Class A Common Stock | Award | 17.4% | 97,883 | 659,609 | 02 Mar 2026 | Direct | ||
| Steve Cashman | BFLY | Class A Common Stock | Sale | -11.5% | $1,087,000 | $4.35 | -250,000 | 1,931,884 | 26 Feb 2026 | Direct |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -100% | $1,404,525 | $4.18 | -335,834 | 0 | 08 Jan 2026 | By JAR TR, LLC |
| John N. Doherty | BFLY | Class A Common Stock | Sale | -4.65% | $239,524 | $3.98 | -60,182 | 1,234,688 | 07 Jan 2026 | Direct |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -57.4% | $1,874,253 | $4.14 | -452,729 | 335,834 | 07 Jan 2026 | By JAR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -30.8% | $1,416,806 | $4.03 | -351,617 | 788,563 | 06 Jan 2026 | By JAR TR, LLC |
| Victor Ku | BFLY | Class A Common Stock | Sale | -4.24% | $137,398 | $3.82 | -35,968 | 811,962 | 05 Jan 2026 | Direct |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -1.29% | $59,790 | $4.01 | -14,911 | 1,140,180 | 26 Dec 2025 | By JAR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -0.23% | $10,692 | $4.00 | -2,673 | 1,155,091 | 24 Dec 2025 | By JAR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -3.72% | $179,424 | $4.01 | -44,781 | 1,157,764 | 23 Dec 2025 | By JAR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -3.06% | $119,070 | $3.14 | -37,964 | 1,202,545 | 16 Dec 2025 | By JAR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -100% | $616,811 | $3.14 | -196,662 | 0 | 16 Dec 2025 | By NVR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -100% | $157,949 | $3.14 | -50,360 | 0 | 16 Dec 2025 | By EJR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -75.4% | $1,902,659 | $3.16 | -601,308 | 196,662 | 15 Dec 2025 | By NVR TR, LLC |
| S. Louise Phanstiel | BFLY | Class A Common Stock | Purchase | $571,160 | $3.08 | 185,261 | 185,261 | 15 Dec 2025 | By The Phanstiel Trust u/a/d 2/5/02 | |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -100% | $342,020 | $3.08 | -111,031 | 0 | 12 Dec 2025 | By JNR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -62% | $253,400 | $3.08 | -82,262 | 50,360 | 12 Dec 2025 | By EJR TR, LLC |
| Larry Robbins | BFLY | Class A Common Stock | Purchase | 0.15% | $64,471 | $3.02 | 21,370 | 14,335,055 | 11 Dec 2025 | See footnotes |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -48.2% | $380,128 | $3.08 | -123,354 | 132,622 | 11 Dec 2025 | By EJR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -53% | $905,238 | $3.13 | -288,918 | 255,976 | 10 Dec 2025 | By EJR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -61.3% | $546,768 | $3.11 | -176,070 | 111,031 | 09 Dec 2025 | By JNR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -44% | $738,733 | $3.27 | -225,726 | 287,101 | 08 Dec 2025 | By JNR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -100% | $1,779,043 | $3.27 | -543,601 | 0 | 08 Dec 2025 | By GBR TR, LLC |
| John N. Doherty | BFLY | Class A Common Stock | Award | 1,294,870 | 1,294,870 | 08 Dec 2025 | Direct | |||
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -6.47% | $115,591 | $3.07 | -37,598 | 543,601 | 05 Dec 2025 | By GBR TR, LLC |
| Larry Robbins | BFLY | Class A Common Stock | Purchase | 1.42% | $611,300 | $3.06 | 200,000 | 14,313,685 | 05 Dec 2025 | See footnotes |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -9.95% | $197,473 | $3.08 | -64,198 | 581,199 | 04 Dec 2025 | By GBR TR, LLC |
| Larry Robbins | BFLY | Class A Common Stock | Purchase | 3.95% | $1,607,833 | $2.99 | 536,893 | 14,113,685 | 04 Dec 2025 | See footnotes |
| Larry Robbins | BFLY | Class A Common Stock | Purchase | 6.44% | $2,433,639 | $2.96 | 821,648 | 13,576,792 | 03 Dec 2025 | See footnotes |
| Nicholas Caezza | BFLY | Class A Common Stock | Sale | -0.72% | $4,770 | $2.83 | -1,686 | 231,035 | 02 Dec 2025 | Direct |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -20.5% | $408,183 | $3.08 | -132,570 | 512,827 | 28 Nov 2025 | By JNR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -35.7% | $1,385,147 | $3.13 | -442,539 | 797,970 | 26 Nov 2025 | By NVR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -25.8% | $735,485 | $3.27 | -224,919 | 645,397 | 25 Nov 2025 | By GBR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -25.8% | $735,485 | $3.27 | -224,919 | 645,397 | 25 Nov 2025 | By JNR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -29.2% | $735,488 | $3.27 | -224,920 | 544,894 | 25 Nov 2025 | By EJR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -29.8% | $1,166,108 | $3.15 | -370,193 | 870,316 | 24 Nov 2025 | By GBR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -29.8% | $1,166,108 | $3.15 | -370,193 | 870,316 | 24 Nov 2025 | By JNR TR, LLC |
| Ph.D. Jonathan M. Rothberg | BFLY | Class A Common Stock | Sale | -32.5% | $1,166,108 | $3.15 | -370,193 | 769,814 | 24 Nov 2025 | By EJR TR, LLC |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.