Illumina, Inc. ILMN NASDAQ

NASDAQ Global Select • Healthcare • Medical - Diagnostics & Research • US • USD

SharesGrow Score

61/100

4/7 Pass

SharesGrow Intrinsic Value

Illumina, Inc. (ILMN) has 20 known insider and institutional holders on record. The largest holder is FLATLEY JAY T with 148,933 shares. Other notable holders include Ronaghi Mostafa and TOUSI SUSAN H.

Over the last 12 months, insiders have made 59 transactions in ILMN stock — 28 buys (valued at $1.2M) and 4 sells (valued at $545.49K). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.

ILMN Insider Ownership

Top Holder

FLATLEY JAY T

148,933 shares

Buys (12 mo)

$1.2M value

Sells (12 mo)

$545.49K value

12-Month Transaction Activity

Buy 47%

Sell 7%

Top Insider Holders

#	Name	Role	Shares Owned	Last Filed	Relative Size
1	Flatley Jay T	Director	148,933	2021-05-20	100%
2	Ronaghi Mostafa	SVP, Entrepreneurial Devlopmt	80,162	2020-12-14	54%
3	Tousi Susan H	SVP, Chief Commercial Officer	43,743	2023-11-07	29%
4	Cunningham Everett	SVP, Chief Commercial Officer	41,942	2025-07-08	28%
5	Thaysen Jacob	Chief Executive Officer	30,022	2026-03-09	20%
6	Epstein Robert S	Director	22,139	2025-05-23	15%
7	Arnold Frances	Director	20,907	2025-05-23	14%
8	Dadswell Charles	SVP, General Counsel	20,586	2024-09-17	14%
9	Schiller Philip W	Director	20,148	2025-05-23	14%
10	Rollins Carissa	SVP, Chief Information Officer	18,447	2025-04-08	12%
11	Ostadan Omead	SVP Mktg, Prod & Strat Plan	17,172	2020-05-13	12%
12	Van Oene Mark	SVP Chief Commercial Officer	16,575	2020-11-09	11%
13	Guthart Gary S	Director	16,430	2025-05-23	11%
14	Dorsa Caroline	Director	15,194	2025-05-23	10%
15	Siegel Susan E	Director	14,463	2025-05-23	10%
16	Gottlieb Scott	Director	12,723	2026-02-11	9%
17	Desouza Francis A	President and CEO	12,592	2023-03-03	8%
18	Aravanis Alexander	SVP, Chief Technology Officer	12,587	2023-07-06	8%
19	Dhingra Ankur	SVP, Chief Financial Officer	10,918	2026-03-09	7%
20	Eastham Karin	Director	10,249	2019-05-28	7%

Recent Transactions (last 12 months)

Date	Name	Role	Type	Shares	Price	Value
2026-03-31	Ullem Scott B.	Director	RSU Award	190	$131.55	$24.99K
2026-03-31	Meister Keith A.	Director	RSU Award	161	$131.55	$21.18K
2026-03-05	Davies Scott M	Chief Legal Officer	RSU Award	6,824	-	-
2026-03-05	Wedel Christensen Jakob	SVP, Strategy/corp Development	RSU Award	6,551	-	-
2026-03-05	Leckman Patricia	SVP, Chief People Officer	RSU Award	7,369	-	-
2026-03-05	Barnard Steven	SVP, Chief Technology Officer	RSU Award	8,871	-	-
2026-03-05	Ericksen Scott D	VP, Chief Accounting Officer	RSU Award	1,609	-	-
2026-03-05	Pegels Kevin Carl	Chief of Global Operations	RSU Award	7,369	-	-
2026-03-05	Dhingra Ankur	SVP, Chief Financial Officer	RSU Award	10,918	-	-
2026-03-05	Thaysen Jacob	Chief Executive Officer	RSU Award	30,022	-	-
2026-02-20	Davies Scott M	Chief Legal Officer	Informative Sell	1,336	$116.18	$155.22K
2026-02-15	Davies Scott M	Chief Legal Officer	Tax Withholding of RSU	1,037	$116.51	$120.82K
2026-02-15	Wedel Christensen Jakob	SVP, Strategy/corp Development	Tax Withholding of RSU	578	$116.51	$67.34K
2026-02-18	Leckman Patricia	SVP, Chief People Officer	Informative Sell	2,370	$116.18	$275.35K
2026-02-15	Leckman Patricia	SVP, Chief People Officer	Tax Withholding of RSU	1,304	$116.51	$151.93K
2026-02-15	Barnard Steven	SVP, Chief Technology Officer	Tax Withholding of RSU	1,259	$116.51	$146.69K
2026-02-15	Ericksen Scott D	VP, Chief Accounting Officer	Tax Withholding of RSU	694	$116.51	$80.86K
2026-02-15	Pegels Kevin Carl	Chief of Global Operations	Tax Withholding of RSU	1,164	$116.51	$135.62K
2026-02-15	Thaysen Jacob	Chief Executive Officer	Tax Withholding of RSU	6,544	$116.51	$762.44K
2026-02-12	Davies Scott M	Chief Legal Officer	Option Exercise (Sell)	1,370	-	-
2026-02-12	Leckman Patricia	SVP, Chief People Officer	Option Exercise (Sell)	1,028	-	-
2026-02-12	Barnard Steven	SVP, Chief Technology Officer	Option Exercise (Sell)	1,421	-	-
2026-02-12	Ericksen Scott D	VP, Chief Accounting Officer	Option Exercise (Sell)	743	-	-
2026-02-12	Pegels Kevin Carl	Chief of Global Operations	Option Exercise (Sell)	2,283	-	-
2026-02-12	Thaysen Jacob	Chief Executive Officer	Option Exercise (Sell)	13,264	-	-