How many insider declarations has William Lewis filed?

William Lewis has filed 5 public insider declarations with SEC (Form 4).

What is William Lewis's role?

William Lewis's reported role is not specified by the regulator across the filings.

Which companies does William Lewis report trades for?

William Lewis reports trades for 2 companies, including INSMED Inc.

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WL

William Lewis

OFFICERM

·SEC (Form 4)

INSMED Inc INSMED Inc

Cumul. flow

0

Total declarations

0

Companies

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

Discover the full record of transactions filed by William Lewis. Director active across 2 companies, notably INSMED Inc. Cumulatively, 5 reports have been logged. Activity tracked since 3 June 2026. The latest transaction was disclosed on 23 July 2026 (Notice of proposed sale (Form 144)). Regulator: SEC (Form 4). All data is accessible without signup.

Companies and markets linked to William Lewis

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

INSMED Inc (US)INSMED Inc (US)

Declarations5 total

●

William Lewis

OfficerExecutives23 Jul 2026INSMED Inc

$1M0Source ↗

10,700 shares@ US$106.0623CommonSEC144:0001628280-26-049413

●

William Lewis

OfficerExecutives9 Jul 2026INSMED Inc

$1M23Source ↗

10,699 shares@ US$117.39690.0049% mcap100.0% of flowCommonSEC144:0001628280-26-047798

●

William Lewis

OfficerExecutives25 Jun 2026INSMED Inc

$2M24Source ↗

21,398 shares@ US$103.31120.0091% mcap100.0% of flowCommonSEC144:0001628280-26-045509

●

William Lewis

OfficerExecutives8 Jun 2026INSMED Inc

$612,57618Source ↗

6,515 shares@ US$94.02550.0024% mcap32.6% of flowCommonSEC144:0001628280-26-041642

●

William Lewis

OfficerExecutives3 Jun 2026INSMED Inc

$777,76318Source ↗

7,605 shares@ US$102.270.0030% mcap29.1% of flowCommonSEC144:0001628280-26-040244

5 of 5 declarations

InsidersTradesSigma

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WL

William Lewis

OFFICERM

·SEC (Form 4)

INSMED Inc INSMED Inc

Cumul. flow

0

Total declarations

0

Companies

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

Discover the full record of transactions filed by William Lewis. Director active across 2 companies, notably INSMED Inc. Cumulatively, 5 reports have been logged. Activity tracked since 3 June 2026. The latest transaction was disclosed on 23 July 2026 (Notice of proposed sale (Form 144)). Regulator: SEC (Form 4). All data is accessible without signup.