How many insider declarations has Swanson Chad J. filed?

Swanson Chad J. has filed 4 public insider declarations with SEC (Form 4).

What is Swanson Chad J.'s role?

Swanson Chad J.'s reported role is not specified by the regulator across the filings.

Which companies does Swanson Chad J. report trades for?

Swanson Chad J. reports trades for Prothena CORP Public Ltd Co.

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SC

Swanson Chad J.

OFFICERM

·SEC (Form 4)

Prothena CORP Public Ltd Co

0

Total declarations

0

Company

—

▲ 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 Swanson Chad J.. Insider active across 1 company, notably Prothena CORP Public Ltd Co. Aggregated, 4 reports have been logged. Activity tracked since 28 July 2025. The latest transaction was disclosed on 28 July 2026 (Disposition). Regulator: SEC (Form 4). The full history is accessible without signup.

Companies and markets linked to Swanson Chad J.

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

Prothena CORP Public Ltd Co (US)

Declarations4 total

◇

Swanson Chad J.

Chief Development OfficerExecutives28 Jul 2026Prothena CORP Public Ltd Co

0SEC ↗

51,000 sharesOrdinary Shares, par value $0.01 per shareSEC:0000905148-26-003415:0

●

Swanson Chad J.

Chief Development OfficerExecutives28 Jul 2026Prothena CORP Public Ltd Co

$349,24831SEC ↗

40,800 shares@ US$8.560.079% mcap92.2% of flowOrdinary Shares, par value $0.01 per shareSEC:0000905148-26-003415:1

●

Swanson Chad J.

Chief Development OfficerExecutives28 Jul 2026Prothena CORP Public Ltd Co

$29,67818SEC ↗

3,467 shares@ US$8.560.0067% mcap7.8% of flowOrdinary Shares, par value $0.01 per shareSEC:0000905148-26-003415:2

◆

Swanson Chad J.

Chief Development OfficerExecutives28 Jul 2025Prothena CORP Public Ltd Co

0SEC ↗

85,000 shares0Ordinary Shares, par value $0.01 per shareSEC:0000905148-25-002660:0

4 of 4 declarations

InsidersTradesSigma

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SC

Swanson Chad J.

OFFICERM

·SEC (Form 4)

Prothena CORP Public Ltd Co

0

Total declarations

0

Company

—

▲ 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 Swanson Chad J.. Insider active across 1 company, notably Prothena CORP Public Ltd Co. Aggregated, 4 reports have been logged. Activity tracked since 28 July 2025. The latest transaction was disclosed on 28 July 2026 (Disposition). Regulator: SEC (Form 4). The full history is accessible without signup.