Zymeworks ($ZYME) Insider Trading & Smart Money Activity

Zymeworks Inc. · Biotechnology · Latest filing Oct 9, 2026

Zymeworks Inc. ($ZYME) has 1 insider trade and 2 analyst ratings on file. In the last 12 months on the open market, no insider bought and 1 insider sold ($357.56K), net -$357.56K.

Insider buyers (12 mo)

0

Insider sellers (12 mo)

1

Net insider $ (12 mo)

-$357.56K

Congress trades (12 mo)

0

13F moves on file

0

Analyst ratings on file

2

ZYME insider buying and selling by quarter

Quarter	Insider buys	Insider sales	Congress buys / sales	13F added / cut
Q1 2026	0	0	0 / 0	0 / 0
Q2 2026	0	0	0 / 0	0 / 0
Q3 2026	0	0	0 / 0	0 / 0
Q4 2026	0	1 · $357.56K	0 / 0	0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All ZYME insider, congress, 13F and analyst activity

All Insiders Analysts

Date	Source	Who	Action	Shares	Value / amount	ΔOwn	1W	1M	6M	Filing	Story
Oct 9, 2026	Insider	Schayowitz AdamEVP, Head of R&D	Sell (Open-market sale)	13.83K sh	$357.56K		-2.9%				Read
Jun 30, 2026	Analyst	Wells Fargo	Reiterates to buy		PT $37		+2.2%	-13.1%			Read
Jun 30, 2026	Analyst	Wells Fargo	Reiterates to buy		PT $37		+2.2%	-13.1%			Read

1W / 1M / 6M = how ZYME moved from the trade or filing date.

Insider trading in ZYME: who is buying and selling

Insider	Role	Trades	Open-market net	Shares held	Last trade
Schayowitz Adam	EVP, Head of R&D	1	-$357.56K		Oct 9, 2026

Analyst ratings on ZYME

Date	Firm	Action	Rating	Price target	1W	1M	6M	Story
Jun 30, 2026	Wells Fargo	Reiterates	buy	$37	+2.2%	-13.1%		Read
Jun 30, 2026	Wells Fargo	Reiterates	buy	$37	+2.2%	-13.1%		Read

Frequently asked questions

Are ZYME insiders buying or selling?

Over the last 12 months 0 insiders made 0 open-market purchases worth $0 and 1 insider made 1 open-market sale worth $357.56K, a net -$357.56K.

What is the latest insider trade in ZYME?

Schayowitz Adam, EVP, Head of R&D filed a sell (open-market sale) of 13.83K sh worth $357.56K on Oct 9, 2026.

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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.