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CIK 0001699031 · Non-accelerated filer<br>Emerging growth company

GRAIL, Inc.

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Ticker
GRAL
Exchange
Nasdaq
Industry
Services-Medical Laboratories
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
863673636
Phone
(833) 694-2553
Business address
250 S. MATHILDA AVENUE, SUITE 100, SUNNYVALE, CA, 94086
Former names
GRAIL, LLC
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$14,832,793
in 7 filings, $10.2M under 10b5-1 plans

Net −$14,832,793. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-01-15 SUMME GREGORY L Director Grant or award +329 $97.44 $32K 39,123
2026-01-15 MIZELL STEVEN Director Grant or award +206 $97.44 $20K 36,675
2025-12-03 Ofman Joshua J. President Sale −13,000 $100.00 $1.3M 368,818
2025-12-03 RAGUSA ROBERT P Chief Executive Officer Sale −14,807 $94.43 $1.4M 713,222
2025-12-03 RAGUSA ROBERT P Chief Executive Officer Sale −15,356 $95.28 $1.5M 697,866
2025-12-03 RAGUSA ROBERT P Chief Executive Officer Sale −8,233 $96.22 $792K 689,633
2025-12-03 RAGUSA ROBERT P Chief Executive Officer Sale −1,604 $97.28 $156K 688,029
2025-12-03 Freidin Aaron Chief Financial Officer Sale −25,000 $99.15 $2.5M 259,077
2025-11-17 Freidin Aaron Chief Financial Officer Sale −1,697 $79.20 $134K 284,077
2025-11-17 ILLUMINA, INC. 10% owner Sale −1,000,000 $79.85 $79.8M 3,502,126
2025-10-16 Ofman Joshua J. President Sale 10b5-1 −6,114 $82.01 $501K 381,818
2025-10-15 RAGUSA ROBERT P Chief Executive Officer Sale −7,239 $68.88 $499K 727,388
2025-10-15 MIZELL STEVEN Director Grant or award +267 $75.52 $20K 36,469
2025-10-15 Ofman Joshua J. President Sale 10b5-1 −8,865 $76.03 $674K 387,932
2025-10-15 SUMME GREGORY L Director Grant or award +425 $75.52 $32K 38,794
2025-10-15 CHASE WILLIAM J Director Grant or award +275 $75.52 $21K 36,590
2025-10-06 Ofman Joshua J. President Sale −81,385 $62.50 $5.1M 396,797
2025-10-02 Ofman Joshua J. President Sale 10b5-1 −9,692 $64.00 $620K 478,182
2025-08-19 Ofman Joshua J. President Sale −4,202 $32.02 $135K 487,874
2025-08-19 Freidin Aaron Chief Financial Officer Sale −877 $32.02 $28K 285,143

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