Todd Harris

CIK 1711463 · President and CEO · last filed 2026-05-07

Todd Harris is a President and CEO who has filed 36 SEC Form 4 insider transactions across 2 companies since 2017. The most recent filing, for TYRA, was dated May 7, 2026. Across all open-market trades the lifetime net is −$9.3M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $38.8M 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.

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Disclosed Exposure

$38.80M

Companies

2

Total Filings

36

Lifetime Open-Market Net

-$9.34M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
TYRA President and CEO 1,437,631 $26.99 $38.80M -$8.12M 26 2026-05-07
Sienna Biopharmaceuticals, Inc. (SNNA) Delisted Head of Corporate Development 570,991 -$1.22M 10 2019-06-03

Recent Filings

36 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-07 TYRA Grant (A) +79,000 $0 EDGAR
2026-03-17 TYRA Grant (A) +1,463 $13.4K EDGAR
2025-08-07 TYRA Grant (A) $0 EDGAR
2025-03-18 TYRA Grant (A) +1,241 $12.1K EDGAR
2024-10-22 TYRA Sell (S) −62,720 -$1.71M EDGAR
2024-10-17 TYRA Sell (S) −58,726 -$1.51M EDGAR
2024-10-02 TYRA Sell (S) −500 -$12.0K EDGAR
2024-09-25 TYRA Sell (S) −11,747 -$283.2K EDGAR
2024-09-20 TYRA Sell (S) −16,307 -$394.4K EDGAR
2024-09-17 TYRA Grant (A) +1,350 $8.9K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.