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Who

Nancy Whiting

Director

Company insider

Files Form 4 as: Director, Boundless Bio; Director, Caribou Biosciences.

In numbers

Trades disclosed
12
Buys
0
Sells
0
Bought
$0
Sold
$0
Companies
2
Companies where not an officer
2
First trade
8 Sep 2021
Last trade
15 Jun 2026
Last filed
15 Jun 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
BOLD Boundless BioDirector · Biotechnology · last 15 Jun 20260 buys · 0 sells
CRBU Caribou BiosciencesDirector · Biotechnology · last 20 Feb 20260 buys · 0 sells

Activity over time

Not enough dated trades to draw.

Every trade

TradedCompanyWhatAmount
15 Jun 2026filed 15 Jun 2026BOLD Boundless Biooption or derivative · BiotechnologySEC FORM 4 Code A—32,000 at $0.00filing
15 Jun 2026filed 15 Jun 2026BOLD Boundless Biooption or derivative · BiotechnologySEC FORM 4 Code A—32,000 at $0.00filing
20 Feb 2026filed 20 Feb 2026CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—45,000 at $0.00filing
20 Feb 2026filed 20 Feb 2026CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—45,000 at $0.00filing
23 Jun 2025filed 23 Jun 2025BOLD Boundless Biooption or derivative · BiotechnologySEC FORM 4 Code A—16,000 at $0.00filing
20 Feb 2025filed 21 Feb 2025CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—40,500 at $0.00filing
27 Mar 2024filed 29 Mar 2024BOLD Boundless Biooption or derivative · BiotechnologySEC FORM 4 Code A—13,219 at $0.00filing
20 Feb 2024filed 22 Feb 2024CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—39,500 at $0.00filing
21 Feb 2023filed 23 Feb 2023CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—21,500 at $0.00filing
20 Dec 2021filed 22 Dec 2021CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—13,060 at $0.00filing
20 Dec 2021filed 21 Dec 2021CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—13,750 at $0.00filing
8 Sep 2021filed 9 Sep 2021CRBU Caribou Biosciencesoption or derivative · BiotechnologySEC FORM 4 Code A—44,000 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

No trade we could place in a sector.

Related people

Kevin Tang10% owner · 10% owner at Boundless Bio, filing Form 4 there in the last year
Keith Crandell10% owner · 10% owner at Boundless Bio, filing Form 4 there in the last year
Steven GillisDirector · 10% owner at Boundless Bio, filing Form 4 there in the last year
ARCH Venture Fund IX, L.P.10% owner · 10% owner at Boundless Bio, filing Form 4 there in the last year
James ChristensenDirector · Director at Boundless Bio, filing Form 4 there in the last year