JONATHAN M ROTHBERG
CIK 1076352 · Interim CEO · last filed 2026-05-22
JONATHAN M ROTHBERG is an Interim CEO who has filed 42 SEC Form 4 insider transactions across 6 companies since 2007. The most recent filing, for QSIAW, was dated May 22, 2026. Across all open-market trades the lifetime net is −$32.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $20.3M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$20.34M
6
42
-$32.42M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| QSIAW | Director | 7,753,497 | $0.01 | $52.7K | $281.1K | 7 | 2026-05-22 |
| QSI | Director | 20,512,193 | $0.95 | $19.42M | -$11.72M | 10 | 2026-05-20 |
| Butterfly Network, Inc. (BFLY.WS) Delisted | Director | 3,216,086 | $0.01 | $16.9K | -$20.81M | 16 | 2026-01-08 |
| HYPR | Director | 639,365 | $1.36 | $869.5K | $656.3K | 6 | 2022-08-16 |
| Butterfly Network, Inc. (LGVW.WS) Delisted | Director | 2,634,858 | — | — | $0 | 1 | 2021-02-16 |
| CURAGEN CORP (CRGN) Delisted | Director | 5,002,676 | — | — | -$835.2K | 2 | 2007-05-03 |
Recent Filings
42 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-05-22 | QSIAW | Grant (A) | — | $0 | EDGAR |
| 2026-05-20 | QSI | Grant (A) | — | $0 | EDGAR |
| 2026-01-08 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −1,140,180 | -$4.70M | EDGAR |
| 2025-12-29 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −62,365 | -$249.9K | EDGAR |
| 2025-12-17 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −886,294 | -$2.80M | EDGAR |
| 2025-12-12 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −605,565 | -$1.88M | EDGAR |
| 2025-12-10 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −945,397 | -$3.06M | EDGAR |
| 2025-12-08 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −101,796 | -$313.1K | EDGAR |
| 2025-12-02 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −132,570 | -$408.2K | EDGAR |
| 2025-11-26 | Butterfly Network, Inc. (BFLY.WS) Delisted | Sell (S) | −2,227,876 | -$7.09M | EDGAR |