Mark S. Blumenkranz
CIK 1614869 · last filed 2024-06-12
Mark S. Blumenkranz is a corporate insider who has filed 32 SEC Form 4 insider transactions across 5 companies since 2014. The most recent filing, for KALA, was dated Jun 12, 2024. Across all open-market trades the lifetime net is −$10.4M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $865.3K 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.
$865.3K
5
32
-$10.42M
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| KALA | Director | 181,545 | $2.63 | $477.5K | $0 | 5 | 2024-06-12 |
| IVERIC bio, Inc. (ISEE) Delisted | Director | 32,088 | $39.95 | $1.28M | $0 | 7 | 2023-05-19 |
| 1Life Healthcare Inc (ONEM) Delisted | Director | 4,534 | $16.47 | $74.7K | $0 | 3 | 2022-06-06 |
| Adverum Biotechnologies, Inc. (AAVL) Delisted | Director | 541,853 | — | — | -$10.42M | 14 | 2016-02-17 |
| LENS | Director | 9,270 | $41.84 | $387.9K | $0 | 1 | 2015-03-18 |
Recent Filings
32 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2024-06-12 | KALA | Grant (A) | +1,400 | $0 | EDGAR |
| 2023-07-13 | — | Disp (D) | −32,088 | $0 | |
| 2023-06-23 | KALA | Grant (A) | +4,884 | $0 | EDGAR |
| 2023-06-02 | KALA | Mixed | +69,711 | $0 | EDGAR |
| 2023-05-19 | IVERIC bio, Inc. (ISEE) Delisted | Grant (A) | — | $0 | EDGAR |
| 2023-05-15 | IVERIC bio, Inc. (ISEE) Delisted | Exer (M) | +14,588 | $0 | EDGAR |
| 2023-02-24 | — | Disp (D) | −4,534 | -$81.6K | |
| 2022-07-19 | IVERIC bio, Inc. (ISEE) Delisted | Exer (M) | +5,000 | $0 | EDGAR |
| 2022-06-17 | KALA | Grant (A) | — | $0 | EDGAR |
| 2022-06-06 | 1Life Healthcare Inc (ONEM) Delisted | Mixed | +4,534 | $0 | EDGAR |