DING CHUN R
SEC insider (Form 3/4/5 filer). CIK 0001250077. 10% Owner at GRAIL, Inc. (GRAL). 8 reported Form 4/5 transactions since Sep 2024; latest on Jul 1, 2025. Located in SAN FRANCISO, CA.
Companies DING CHUN R has filed insider reports for
- GRAIL, Inc. (GRAL): 10% Owner
DING CHUN R
CIK: 0001250077
Transaction Breakdown
Open Market Buys (P)4 (50.0%)
High conviction signal
Open Market Sales (S)3 (37.5%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)0 (0.0%)
Compensation grants
Other (G, F, J, C, D, …)1 (12.5%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
GRAL
GRAIL, Inc.
10% Owner
Discretionary Trading P&L
Holdings
Transaction History (8 total)
- Jul 1, 2025GRAL
GRAIL, Inc.
SaleIndirect51.1K shares at avg. $48.88$2.5M - Jul 1, 2025GRAL
GRAIL, Inc.
SaleIndirect260.8K shares at avg. $49.58$12.9M - Jul 1, 2025GRAL
GRAIL, Inc.
SaleIndirect27.8K shares at avg. $50.25$1.4M - Oct 9, 2024GRAL
GRAIL, Inc.
PurchaseIndirect16.2K shares at avg. $12.92$209K - Oct 3, 2024GRAL
GRAIL, Inc.
PurchaseIndirect35K shares at avg. $12.71$445K - Oct 3, 2024GRAL
GRAIL, Inc.
OtherIndirect70K shares at avg. $12.57$880K - Oct 2, 2024GRAL
GRAIL, Inc.
PurchaseIndirect20K shares at avg. $13.37$267K - Oct 1, 2024GRAL
GRAIL, Inc.
PurchaseIndirect7.6K shares at avg. $13.52$103K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Jul 1, 2025 | GRAL GRAIL, Inc. | Sale | 51,125 | $48.88 | $2,498,990 | Indirect |
| Jul 1, 2025 | GRAL GRAIL, Inc. | Sale | 260,832 | $49.58 | $12,932,051 | Indirect |
| Jul 1, 2025 | GRAL GRAIL, Inc. | Sale | 27,843 | $50.25 | $1,399,111 | Indirect |
| Oct 9, 2024 | GRAL GRAIL, Inc. | Purchase | 16,200 | $12.92 | $209,304 | Indirect |
| Oct 3, 2024 | GRAL GRAIL, Inc. | Purchase | 35,000 | $12.71 | $444,850 | Indirect |
| Oct 3, 2024 | GRAL GRAIL, Inc. | Other | 70,000 | $12.57 | $879,900 | Indirect |
| Oct 2, 2024 | GRAL GRAIL, Inc. | Purchase | 20,000 | $13.37 | $267,400 | Indirect |
| Oct 1, 2024 | GRAL GRAIL, Inc. | Purchase | 7,629 | $13.52 | $103,144 | Indirect |
1-8 of 8 transactions