Insider · CIK 0001076352
Jonathan M Rothberg
directorowner
Files at BFLY (Butterfly Network, Inc.), QSI (Quantum-Si Inc). First filing Dec 31, 2024, latest Dec 29, 2025.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 10
$0 bought, $28M sold
Where the trades landed
Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.
BFLY: Butterfly Network, Inc.
BFLYOct 9, 2026 · close 8.25
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
QSI: Quantum-Si Inc
QSIOct 9, 2026 · close 1.53
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 8Weak | Butterfly Network, Inc. | $250k 62,365 shares | -5% | +197% from low-18% from high | |
| 48Moderate | Butterfly Network, Inc. | $2.8M 886,294 shares | -111% | +142% from low-33% from high | |
| 48Moderate | Butterfly Network, Inc. | $1.9M 605,565 shares | -111% | +129% from low-37% from high | |
| 48Moderate | Butterfly Network, Inc. | $3.1M 945,397 shares | -174% | +136% from low-35% from high | |
| 22Weak | Butterfly Network, Inc. | $313k 101,796 shares | -16% | +130% from low-37% from high | |
| 24Weak | Butterfly Network, Inc. | $408k 132,570 shares | -21% | +133% from low-36% from high | |
| 48Moderate | Butterfly Network, Inc. | $7.1M 2,227,876 shares | -195% | +147% from low-32% from high | |
| 17Weak | Butterfly Network, Inc. | $309k 100,502 shares | -8% | +119% from low-40% from high | |
| 4Weak | Quantum-Si Inc | $80k 26,095 shares | -1% | +301% from low-41% from high | |
| 48Moderate | Quantum-Si Inc | $12M 3,506,267 shares | -165% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Dec 23, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JAR TR, LLC10b5-1 | -44,781 | $4.01 | $179k | 1,157,764 | Dec 29, 2025 |
| Dec 24, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JAR TR, LLC10b5-1 | -2,673 | $4.00 | $11k | 1,155,091 | Dec 29, 2025 |
| Dec 26, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JAR TR, LLC10b5-1 | -14,911 | $4.01 | $60k | 1,140,180 | Dec 29, 2025 |
| Dec 15, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By NVR TR, LLC10b5-1 | -601,308 | $3.16 | $1.9M | 196,662 | Dec 17, 2025 |
| Dec 16, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -50,360 | $3.14 | $158k | 0 | Dec 17, 2025 |
| Dec 16, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By NVR TR, LLC10b5-1 | -196,662 | $3.14 | $617k | 0 | Dec 17, 2025 |
| Dec 16, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JAR TR, LLC10b5-1 | -37,964 | $3.14 | $119k | 1,202,545 | Dec 17, 2025 |
| Dec 10, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -288,918 | $3.13 | $905k | 255,976 | Dec 12, 2025 |
| Dec 11, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -123,354 | $3.08 | $380k | 132,622 | Dec 12, 2025 |
| Dec 12, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -82,262 | $3.08 | $253k | 50,360 | Dec 12, 2025 |
| Dec 12, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -111,031 | $3.08 | $342k | 0 | Dec 12, 2025 |
| Dec 8, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -543,601 | $3.27 | $1.8M | 0 | Dec 10, 2025 |
| Dec 8, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -225,726 | $3.27 | $739k | 287,101 | Dec 10, 2025 |
| Dec 9, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -176,070 | $3.11 | $547k | 111,031 | Dec 10, 2025 |
| Dec 4, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -64,198 | $3.08 | $197k | 581,199 | Dec 8, 2025 |
| Dec 5, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -37,598 | $3.07 | $116k | 543,601 | Dec 8, 2025 |
| Nov 28, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -132,570 | $3.08 | $408k | 512,827 | Dec 2, 2025 |
| Nov 24, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -370,193 | $3.15 | $1.2M | 769,814 | Nov 26, 2025 |
| Nov 24, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -370,193 | $3.15 | $1.2M | 870,316 | Nov 26, 2025 |
| Nov 24, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -370,193 | $3.15 | $1.2M | 870,316 | Nov 26, 2025 |
| Nov 25, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -224,920 | $3.27 | $735k | 544,894 | Nov 26, 2025 |
| Nov 25, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -224,919 | $3.27 | $735k | 645,397 | Nov 26, 2025 |
| Nov 25, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -224,919 | $3.27 | $735k | 645,397 | Nov 26, 2025 |
| Nov 26, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By NVR TR, LLC10b5-1 | -442,539 | $3.13 | $1.4M | 797,970 | Nov 26, 2025 |
| Nov 3, 2025 | BFLY Butterfly Network, Inc. | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -100,502 | $3.08 | $309k | 1,140,007 | Nov 5, 2025 |
| Oct 16, 2025 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By NVR TR, LLC10b5-1 | -26,095 | $3.07 | $80k | 1,904,866 | Oct 17, 2025 |
| Jun 13, 2025 | BFLY Butterfly Network, Inc. | AGrant or award Class A Common Stock | +80,434 | $0.00 | $0 | 2,880,252 | Jun 17, 2025 |
| May 19, 2025 | QSI Quantum-Si Inc | AGrant or award Stock Option (right to buy)derivative | +126,095 | $0.00 | $0 | 126,095 | May 21, 2025 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By NVR TR, LLC10b5-1 | -834,253 | $3.30 | $2.8M | 1,292,313 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By NVR TR, LLC10b5-1 | -42,313 | $4.10 | $173k | 1,250,000 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -834,254 | $3.30 | $2.8M | 1,292,313 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By JNR TR, LLC10b5-1 | -42,313 | $4.10 | $173k | 1,250,000 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -834,254 | $3.30 | $2.8M | 1,292,313 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By GBR TR, LLC10b5-1 | -42,313 | $4.10 | $173k | 1,250,000 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -834,254 | $3.30 | $2.8M | 1,292,313 | Dec 31, 2024 |
| Dec 27, 2024 | QSI Quantum-Si Inc | SOpen-market sale Class A Common Stockindirect: By EJR TR, LLC10b5-1 | -42,313 | $4.10 | $173k | 1,250,000 | Dec 31, 2024 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.