Tom Frohlich
CIK 1823925 · Chief Executive Officer · last filed 2026-02-13
Tom Frohlich is a Chief Executive Officer who has filed 18 SEC Form 4 insider transactions across 2 companies since 2020. The most recent filing, for JBIO, was dated Feb 13, 2026. Across all open-market trades the lifetime net is −$1.7M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $1.3M 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.
$1.32M
2
18
-$1.67M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| JBIO | Chief Executive Officer | 86,331 | $15.34 | $1.32M | $44.4K | 2 | 2026-02-13 |
| CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Chief Operating Officer | 0 | $40.39 | $0 | -$1.71M | 16 | 2023-08-11 |
Recent Filings
18 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-02-13 | JBIO | Grant (A) | +78,750 | $0 | EDGAR |
| 2025-05-19 | JBIO | Buy (P) | +6,000 | $44.4K | EDGAR |
| 2023-08-11 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Disp (D) | −150,777 | $0 | EDGAR |
| 2023-02-15 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Mixed | +3,103 | -$87.9K | EDGAR |
| 2023-02-02 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Mixed | +3,767 | -$112.7K | EDGAR |
| 2022-12-15 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Mixed | — | -$245.8K | EDGAR |
| 2022-11-09 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Mixed | — | -$217.4K | EDGAR |
| 2022-10-11 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Mixed | +6,222 | -$144.9K | EDGAR |
| 2022-02-14 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Mixed | +3,066 | -$47.6K | EDGAR |
| 2022-02-02 | CHINOOK THERAPEUTICS, INC. (KDNY) Delisted | Grant (A) | — | $0 | EDGAR |