Rob C Holmes

CIK 1845093 · Chairman, President and CEO · last filed 2026-06-08

Rob C Holmes is a Chairman, President and CEO who has filed 26 SEC Form 4 insider transactions across 3 companies since 2021. The most recent filing shows the insider sold $10.0M of TCBIO on Jun 8, 2026. Across all open-market trades the lifetime net is −$9.5M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $35.0M 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

$35.04M

Companies

3

Total Filings

26

Lifetime Open-Market Net

-$9.51M

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
TCBIO Chairman, President and CEO 435,316 $20.41 $8.88M -$9.51M 18 2026-06-08
DDT Director 3,600 $26.13 $94.1K $0 6 2026-06-01
TCBI President and CEO 256,721 $101.51 $26.06M $0 2 2021-03-02

Recent Filings

26 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-06-08 TCBIO Sell (S) −98,600 -$10.01M EDGAR
2026-06-01 DDT Grant (A) +300 $177.9K EDGAR
2026-02-23 TCBIO Mixed -$141.2K EDGAR
2026-02-17 TCBIO Mixed +6,026 -$366.1K EDGAR
2026-02-10 TCBIO Mixed +18,161 -$1.20M EDGAR
2026-01-30 TCBIO Mixed +5,796 -$422.6K EDGAR
2025-05-19 DDT Grant (A) +400 $165.8K EDGAR
2025-02-18 TCBIO Mixed +5,801 -$305.0K EDGAR
2025-02-11 TCBIO Mixed +36,433 -$1.91M EDGAR
2025-01-30 TCBIO Mixed -$51.8K 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.