Steven Kanner

CIK 1871131 · Chief Scientific Officer · last filed 2025-02-21

Steven Kanner is a Chief Scientific Officer who has filed 10 SEC Form 4 insider transactions across 1 company since 2021. The most recent filing, for CRBU, was dated Feb 21, 2025. Across all open-market trades the lifetime net is −$269.3K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $688.3K 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

$688.3K

Companies

1

Total Filings

10

Lifetime Open-Market Net

-$269.3K

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
CRBU Chief Scientific Officer 431,556 $1.59 $688.3K -$269.3K 10 2025-02-21

Recent Filings

10 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2025-02-21 CRBU Mixed +33,936 -$4.8K EDGAR
2024-02-22 CRBU Grant (A) +33,000 $0 EDGAR
2024-02-08 CRBU Exer (M) +30,577 $82.3K EDGAR
2023-02-23 CRBU Grant (A) $0 EDGAR
2022-12-02 CRBU Exer (M) +21,401 $57.6K EDGAR
2022-08-26 CRBU Mixed -$368.9K EDGAR
2022-05-17 CRBU Exer (M) +74,420 $140.1K EDGAR
2022-03-07 CRBU Exer (M) +10,720 $31.0K EDGAR
2021-12-21 CRBU Grant (A) $0 EDGAR
2021-10-13 CRBU Mixed +114,860 $220.8K EDGAR
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.