SEIC | SEI Investments | Owners

S&P 500$7,656.98
+0.86%
2m
DOW 30$52,573.29
+0.98%
2m
NASDAQ 100$29,368.44
+0.91%
2m
Russell 2000$288.89
+0.41%
2m
Russell 1000$417.91
+0.87%
2m
S&P 400$3,714.14
+0.83%
2m
S&P 600$1,726.18
+0.55%
2m

SEI Investments (SEIC)

NASDAQ

$106.96+$0.02 (+0.02%)

Price as of Sep 11, 2026 7:30 PM EDT

$12.8B
Market Cap
25.11%
1-Year Change
Asset Management
Industry

Top Holders

Institutional

Mutual Funds

Holder	Ownership %	Shares Held	Change (Shares, %)	Report Date
BLACKROCK FUNDING, INC. /DE	9.58%	11.5M	+92,569 (+0.80%)	Dec 31, 2024
BLACKROCK INC.	9.58%	11.5M	-221,137 (-1.92%)	Jun 30, 2024
VANGUARD GROUP INC	9.22%	11.1M	-189,226 (-1.71%)	Dec 31, 2025
BLACKROCK, INC.	8.27%	9.9M	-182,792 (-1.84%)	Jun 30, 2026
LOOMIS SAYLES & CO L P	7.07%	8.5M	-146,827 (-1.73%)	Jun 30, 2026
N/A	5.12%	6.1M	+15,179 (+0.25%)	Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC	5.12%	6.1M	+15,179 (+0.25%)	Jun 30, 2026

Holder	Ownership %	Shares Held	Change (Shares, %)	Report Date
PARNASSUS FUNDS	22.51%	27.0M	0 (0.00%)	Jun 30, 2026
VANGUARD INDEX FUNDS	7.11%	8.5M	-155,812 (-1.82%)	Jun 30, 2026
iSHARES TRUST	4.00%	4.8M	+75,869 (+1.58%)	Jun 30, 2026
EATON VANCE GROWTH TRUST	2.26%	2.7M	-754,529 (-27.80%)	Jun 30, 2026
LOOMIS SAYLES FUNDS II	1.78%	2.1M	-105,172 (-4.92%)	Jun 30, 2026
John Hancock Funds III	1.70%	2.0M	+874,376 (+42.88%)	Jun 30, 2026
SPDR SERIES TRUST	1.39%	1.7M	+7,335 (+0.44%)	Jun 30, 2026

Current Ownership Distribution

Institutions1.8B (68.42%)
Mutual Funds805.6M (30.94%)
Insiders16.6M (0.64%)
Other0 (0.00%)

Insider Transactions

0.64% (16.6M)
Current InsiderOwnership (%, shares)
0
Number of InsiderBuying (last 12 months)
$0.00
Amount of InsiderBuying (last 12 months)
10
Number of InsiderSelling (last 12 months)
$5.4B
Amount of InsiderSelling (last 12 months)

Insider Name & Title	Type	Date	Transaction Value	Shares	Share Price	Shares After Transactions
Hicke Ryan Chief Executive Officer	Exempt	Sep 03, 2026	$0.00	17,500	$0.00	0
Hicke Ryan Chief Executive Officer	Exempt	Sep 03, 2026	$0.00	20,000	$0.00	0
Hicke Ryan Chief Executive Officer	Exempt	Sep 03, 2026	$848,225.00	17,500	$48.47	210,315
Hicke Ryan Chief Executive Officer	Exempt	Sep 03, 2026	$1.3M	20,000	$64.43	230,315
Hicke Ryan Chief Executive Officer	Sell	Sep 03, 2026	$4.2M	37,500	$110.71	192,815
Peterson Michael Executive Vice President	Exempt	Aug 28, 2026	$0.00	37,500	$0.00	0
Peterson Michael Executive Vice President	Exempt	Aug 28, 2026	$2.1M	37,500	$56.54	57,648
Peterson Michael Executive Vice President	Sell	Aug 28, 2026	$4.2M	37,500	$111.51	20,148
McCabe Philip See Remarks	Exempt	Aug 05, 2026	$0.00	5,043	$0.00	0
McCabe Philip See Remarks	Exempt	Aug 05, 2026	$250,284.09	5,043	$49.63	59,927
McCabe Philip See Remarks	Sell	Aug 05, 2026	$532,036.50	5,043	$105.50	54,884
McCabe Philip See Remarks	Exempt	Aug 04, 2026	$494,165.91	9,957	$49.63	64,841
McCabe Philip See Remarks	Exempt	Aug 04, 2026	$744,450.00	15,000	$49.63	79,841
McCabe Philip See Remarks	Sell	Aug 04, 2026	$2.6M	24,957	$105.04	54,884
McCabe Philip See Remarks	Exempt	Aug 04, 2026	$0.00	9,957	$0.00	5,043
McCabe Philip See Remarks	Exempt	Aug 04, 2026	$0.00	15,000	$0.00	0
MCCARTHY KATHRYN	Exempt	Aug 03, 2026	$0.00	5,000	$0.00	0
MCCARTHY KATHRYN	Exempt	Aug 03, 2026	$0.00	5,000	$0.00	0
MCCARTHY KATHRYN	Exempt	Aug 03, 2026	$355,600.00	5,000	$71.12	82,883
MCCARTHY KATHRYN	Exempt	Aug 03, 2026	$355,600.00	5,000	$71.12	87,883
MCCARTHY KATHRYN	Sell	Aug 03, 2026	$1.0M	10,000	$103.53	77,883
Warner Mark Andrew See Remarks*	Exempt	Jul 28, 2026	$0.00	2,500	$0.00	0
GUARINO CARL	Exempt	Jul 28, 2026	$0.00	5,000	$0.00	0
Peterson Michael Executive Vice President	Exempt	Jul 28, 2026	$0.00	25,000	$0.00	0
GUARINO CARL	Exempt	Jul 28, 2026	$0.00	5,000	$0.00	0
Warner Mark Andrew See Remarks*	Exempt	Jul 28, 2026	$0.00	2,500	$0.00	0
GUARINO CARL	Exempt	Jul 28, 2026	$248,150.00	5,000	$49.63	23,308
Peterson Michael Executive Vice President	Exempt	Jul 28, 2026	$1.4M	25,000	$55.73	45,148
GUARINO CARL	Exempt	Jul 28, 2026	$248,150.00	5,000	$49.63	28,308
Warner Mark Andrew See Remarks*	Exempt	Jul 28, 2026	$0.00	5,000	$0.00	0