Insider Profile · SEC Form 4 Activity · Trailing 90 Days
Lewis William
Over the trailing 90 days, Lewis William (Director at INSMED Inc) traded $13.3M of stock (net selling $10.1M) in INSM, per 42 SEC Form 4 transactions.
- Role
- Director
- Companies
- INSM
- Window
- Trailing 90 days · 42 transactions · CIK 1402051
- Net activity
- −$10.1M ($1.6M bought · $11.7M sold)
By Company (Trailing 90 Days)
| Symbol | Company | Txns | Bought | Sold | Net |
|---|---|---|---|---|---|
| INSM | INSMED Inc | 42 | $1.6M | $11.7M | −$10.1M |
Transactions (42)
| Date | Symbol | Type | Shares | Value | Description |
|---|---|---|---|---|---|
| 2026-07-23 | INSM | Sell | 4.8K | $510K | Open market or private sale |
| 2026-07-23 | INSM | Sell | 5.9K | $625K | Open market or private sale |
| 2026-07-23 | INSM | Buy | 4.4K | $76K | Exercise or conversion of derivative security |
| 2026-07-23 | INSM | Buy | 6.3K | $191K | Exercise or conversion of derivative security |
| 2026-07-23 | INSM | Sell | 4.4K | $0 | Exercise or conversion of derivative security |
| 2026-07-23 | INSM | Sell | 6.3K | $0 | Exercise or conversion of derivative security |
| 2026-07-09 | INSM | Sell | 4.4K | $0 | Exercise or conversion of derivative security |
| 2026-07-09 | INSM | Sell | 6.3K | $0 | Exercise or conversion of derivative security |
| 2026-07-09 | INSM | Sell | 5.0K | $583K | Open market or private sale |
| 2026-07-09 | INSM | Sell | 3.4K | $398K | Open market or private sale |
| 2026-07-09 | INSM | Sell | 2.3K | $275K | Open market or private sale |
| 2026-07-09 | INSM | Buy | 4.4K | $76K | Exercise or conversion of derivative security |
| 2026-07-09 | INSM | Buy | 6.3K | $191K | Exercise or conversion of derivative security |
| 2026-06-25 | INSM | Sell | 1.8K | $189K | Open market or private sale |
| 2026-06-25 | INSM | Sell | 3.7K | $388K | Open market or private sale |
| 2026-06-25 | INSM | Sell | 2.5K | $259K | Open market or private sale |
| 2026-06-25 | INSM | Sell | 12.1K | $1.2M | Open market or private sale |
| 2026-06-25 | INSM | Sell | 1.3K | $137K | Open market or private sale |
| 2026-06-25 | INSM | Buy | 8.9K | $152K | Exercise or conversion of derivative security |
| 2026-06-25 | INSM | Buy | 12.5K | $381K | Exercise or conversion of derivative security |
| 2026-06-25 | INSM | Sell | 8.9K | $0 | Exercise or conversion of derivative security |
| 2026-06-25 | INSM | Sell | 12.5K | $0 | Exercise or conversion of derivative security |
| 2026-06-08 | INSM | Sell | 6.5K | $613K | Open market or private sale |
| 2026-06-03 | INSM | Sell | 7.6K | $778K | Open market or private sale |
| 2026-05-18 | INSM | Sell | 11.8K | $1.3M | Open market or private sale |
| 2026-05-18 | INSM | Buy | 6.3K | $191K | Exercise or conversion of derivative security |
| 2026-05-18 | INSM | Sell | 6.3K | $0 | Exercise or conversion of derivative security |
| 2026-05-18 | INSM | Buy | 4.4K | $76K | Exercise or conversion of derivative security |
| 2026-05-18 | INSM | Sell | 4.4K | $0 | Exercise or conversion of derivative security |
| 2026-05-18 | INSM | Sell | 8.0K | $853K | Open market or private sale |
| 2026-05-18 | INSM | Sell | 5.8K | $606K | Open market or private sale |
| 2026-05-13 | INSM | Sell | 13.3K | $1.5M | Open market or private sale |
| 2026-05-04 | INSM | Buy | 4.4K | $76K | Exercise or conversion of derivative security |
| 2026-05-04 | INSM | Sell | 5.3K | $729K | Open market or private sale |
| 2026-05-04 | INSM | Buy | 6.3K | $191K | Exercise or conversion of derivative security |
| 2026-05-04 | INSM | Sell | 4.4K | $0 | Exercise or conversion of derivative security |
| 2026-05-04 | INSM | Sell | 599 | $81K | Open market or private sale |
| 2026-05-04 | INSM | Sell | 2.7K | $375K | Open market or private sale |
| 2026-05-04 | INSM | Sell | 1.2K | $173K | Open market or private sale |
| 2026-05-04 | INSM | Sell | 6.3K | $0 | Exercise or conversion of derivative security |
| 2026-05-04 | INSM | Sell | 381 | $53K | Open market or private sale |
| 2026-05-04 | INSM | Sell | 433 | $58K | Open market or private sale |
Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.
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