Yoon Jun

Insider

Chief Financial Officer

Trades at: GPCR

30D 90D 1Y

No open-market buys or sells in this period. The transactions below are grants, option exercises and gifts, which carry no market price.

Trading track record · all companies

Running net of open-market buys − sells across every company. Tap the line or a marker for details. ▲ buy · ▼ sell.

All transactions

Show open-market only

GPCR Grant·A
Mar 19, 26

CHIEF FINANCIAL OFFICER

$0

128.9K sh

Own New
GPCR Grant·A
Mar 19, 26

CHIEF FINANCIAL OFFICER

$0

104.1K sh

Own +8%
GPCR Other·F
Mar 3, 26

CHIEF FINANCIAL OFFICER

$468.2K

22.3K sh · $20.99

Own -2%
GPCR Other·F
Jul 1, 25

CHIEF FINANCIAL OFFICER

$48.5K

7.1K sh · $6.84

Own -1%
GPCR Grant·A
Jul 1, 25

CHIEF FINANCIAL OFFICER

$0

39.6K sh

Own +3%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
Mar 19, 2026	GPCR	CHIEF FINANCIAL OFFICER	Grant A	128.9K	New	—	$0
Mar 19, 2026	GPCR	CHIEF FINANCIAL OFFICER	Grant A	104.1K	+8%	—	$0
Mar 3, 2026	GPCR	CHIEF FINANCIAL OFFICER	Other F	22.3K	-2%	$20.99	$468.2K
Jul 1, 2025	GPCR	CHIEF FINANCIAL OFFICER	Other F	7.1K	-1%	$6.84	$48.5K
Jul 1, 2025	GPCR	CHIEF FINANCIAL OFFICER	Grant A	39.6K	+3%	—	$0

About Yoon Jun

This profile aggregates every SEC Form 4 insider transaction reported by Yoon Jun across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.