Insider Profile · SEC Form 4 Activity · Trailing 90 Days

Nelsen Robert

Over the trailing 90 days, Nelsen Robert (Other at Kardigan, Inc.) traded $20.1M of stock (net buying $20.0M) across 4 companies, per 10 SEC Form 4 transactions.

Role: Other
Companies: KARD BOLD PRME SANA
Window: Trailing 90 days · 10 transactions · CIK 1219042
Net activity: +$20.0M ($20.0M bought · $40K sold)
Source: Official filings on sec.gov ↗

By Company (Trailing 90 Days)

Symbol	Company	Txns	Bought	Sold	Net
KARD	Kardigan, Inc.	5	$20.0M	—	$20.0M
BOLD	Boundless Bio, Inc.	3	$16K	$40K	−$23K
PRME	Prime Medicine, Inc.	1	—	—	$0
SANA	Sana Biotechnology, Inc.	1	—	—	$0

Transactions (10)

Date	Symbol	Type	Shares	Value	Description
2026-07-01	BOLD	Sell	16.0K	$0	Exercise or conversion of derivative security
2026-07-01	BOLD	Buy	16.0K	$16K	Exercise or conversion of derivative security
2026-07-01	BOLD	Sell	16.0K	$40K	Open market or private sale
2026-06-22	KARD	Buy	1.2M	$20.0M	Open market or private purchase
2026-06-17	KARD	Sell	1.2M	$0	Conversion of derivative security
2026-06-17	KARD	Sell	2.3M	$0	Conversion of derivative security
2026-06-17	KARD	Sell	5.1M	$0	Conversion of derivative security
2026-06-17	KARD	Buy	13.8M	$0	Conversion of derivative security
2026-06-05	PRME	Buy	75.0K	$0	Grant, award or other acquisition
2026-06-04	SANA	Buy	90.0K	$0	Grant, award or other acquisition

Activity shown covers the trailing 90 days of SEC Form 4 filings. "Buy" and "sell" follow the SEC acquired/disposed codes and include compensation events (grants, option exercises, tax withholding) unless noted. Historical fact, not investment advice.

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