How many insider declarations has Lewis, Tanya filed?

Lewis, Tanya has filed 3 public insider declarations with SEDI.

What is Lewis, Tanya's role?

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

Which companies does Lewis, Tanya report trades for?

Lewis, Tanya reports trades for 2 companies, including Sernova Biotherapeutics Inc..

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LT

Lewis, Tanya

OFFICER

·SEDI

Sernova Biotherapeutics Inc.DiaMedica Therapeutics Inc.

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

Browse the detailed record of transactions filed by Lewis, Tanya. Insider active across 2 companies, notably Sernova Biotherapeutics Inc.. In total, 3 filings have been logged. Activity tracked since 22 May 2026. The latest transaction was disclosed on 22 May 2026 (50 - Grant of options). Regulator: SEDI. The full history is accessible without signup.

Companies and markets linked to Lewis, Tanya

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

Sernova Biotherapeutics Inc. (CA)DiaMedica Therapeutics Inc. (US)

Declarations3 total

◇

Lewis, Tanya

4 - Director of IssuerExecutives1 Jun 2026DiaMedica Therapeutics Inc.

11SEDI ↗

40,412 sharesOptionsTSXSEDI:4728882

◇

Lewis, Tanya

4 - Director of IssuerExecutives22 May 2026Sernova Biotherapeutics Inc.

CA$26,63715SEDI ↗

166,482 shares@ CA$0.1639.0% of flowOptionsTSXSEDI:4724406

◇

Lewis, Tanya

4 - Director of IssuerExecutives22 May 2026Sernova Biotherapeutics Inc.

CA$41,60017SEDI ↗

260,000 shares@ CA$0.1661.0% of flowOptionsTSXSEDI:4724405

3 of 3 declarations

InsidersTradesSigma

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LT

Lewis, Tanya

OFFICER

·SEDI

Sernova Biotherapeutics Inc.DiaMedica Therapeutics Inc.

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

Browse the detailed record of transactions filed by Lewis, Tanya. Insider active across 2 companies, notably Sernova Biotherapeutics Inc.. In total, 3 filings have been logged. Activity tracked since 22 May 2026. The latest transaction was disclosed on 22 May 2026 (50 - Grant of options). Regulator: SEDI. The full history is accessible without signup.