Rodney S Markin

CIK 1393415 · last filed 2025-06-30

Rodney S Markin is a corporate insider who has filed 30 SEC Form 4 insider transactions across 4 companies since 2007. The most recent filing, for CRDF, was dated Jun 30, 2025. Across all open-market trades the lifetime net is +$130.0K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $47.8K 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

$47.8K

Companies

4

Total Filings

30

Lifetime Open-Market Net

$130.0K

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
CRDF Director 31,060 $1.54 $47.8K $59.9K 8 2025-06-30
Cardiff Oncology, Inc. (TROV) Delisted Director 43,085 $70.0K 7 2019-06-24
Cardiff Oncology, Inc. (TROVW) Delisted Director $0 6 2017-01-05
TBIO Director 0 $0.00 $0 $0 9 2014-02-20

Recent Filings

30 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2025-06-30 CRDF Grant (A) $0 EDGAR
2024-07-01 CRDF Grant (A) $0 EDGAR
2023-06-20 CRDF Grant (A) $0 EDGAR
2022-03-10 CRDF Grant (A) $0 EDGAR
2021-06-14 CRDF Grant (A) $0 EDGAR
2021-03-29 CRDF Buy (P) +2,900 $29.9K EDGAR
2020-06-19 CRDF Grant (A) $0 EDGAR
2020-05-18 CRDF Buy (P) +20,979 $30.0K EDGAR
2019-06-24 Cardiff Oncology, Inc. (TROV) Delisted Grant (A) $0 EDGAR
2018-11-09 Cardiff Oncology, Inc. (TROV) Delisted Buy (P) +41,200 $35.0K 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.