Institutional Manager · CIK 0000350894

SEI INVESTMENTS CO

OAKS, PA · File #028-16454

Latest AUM

$101.31B

Positions

6,077

Top-10 Concentration

45.0%

Filings

Portfolio Value Over Time

2024-03

2024-06

2024-09

2024-12

2025-03

2025-06

2025-09

2025-12

Biggest QoQ Changes

Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.

Action	Issuer	Ticker / CUSIP	Δ Shares	Flow ($)	Price Effect
NEW	NUSHARES ETF TR	NU	+16,533,182	+$413.9M	$0
ADD	NETFLIX INC	NFLX	+3,576,861	+$335.4M	-$515.7M
NEW	NUSHARES ETF TR	NU	+9,957,253	+$248.9M	$0
ADD	AMAZON COM INC	AMZN	+985,774	+$227.5M	+$73.7M
ADD	SERVICENOW INC	NOW	+1,429,048	+$218.9M	-$285.1M
ADD	BROADCOM INC	AVGO	+589,314	+$204.0M	+$42.4M
ADD	ALPHABET INC	GOOG	+531,070	+$166.6M	+$242.1M
ADD	GE VERNOVA INC	GEV	+219,757	+$143.6M	+$8.9M
ADD	INTUITIVE SURGICAL INC	ISRG	+233,467	+$132.2M	+$43.6M
ADD	MICROSOFT CORP	MSFT	+262,426	+$126.9M	-$171.9M

Sector Allocation

Technology

19.6%$19.88B

Healthcare

7.2%$7.30B

Consumer Discretionary

6.7%$6.83B

Industrials

6.1%$6.21B

Financials

5.4%$5.48B

Communication Services

3.1%$3.16B

2.3%$2.31B

1.5%$1.57B

1.3%$1.33B

1.3%$1.29B

0.9%$891.3M

Filing History

Feb 13, 202613F COMBINATION REPORTQ/E Dec 20256,077 pos · $101.31B
Nov 13, 202513F COMBINATION REPORTQ/E Sep 20255,633 pos · $92.99B
Aug 14, 202513F COMBINATION REPORTQ/E Jun 20255,589 pos · $86.27B
May 14, 202513F COMBINATION REPORT (Amended)Q/E Mar 20255,482 pos · $77.70B
May 13, 202513F COMBINATION REPORTQ/E Mar 20255,421 pos · $78.55B
Feb 11, 202513F COMBINATION REPORTQ/E Dec 20245,393 pos · $77.87B
Nov 12, 202413F COMBINATION REPORTQ/E Sep 20245,342 pos · $77.01B
Aug 13, 202413F COMBINATION REPORTQ/E Jun 20245,281 pos · $70.58B
May 7, 202413F COMBINATION REPORTQ/E Mar 20245,159 pos · $68.25B
Nov 14, 202313F COMBINATION REPORTQ/E Dec 20235,162 pos · $55.65B

Top 20 Holdings — Dec 2025

#	Issuer	Ticker	Shares	Value	% of Portfolio
1	NVIDIA CORPORATION	NVDA	14,082,082	$2.63B	7.00%
2	MICROSOFT CORP	MSFT	5,271,152	$2.55B	6.79%
3	APPLE INC	AAPL	6,951,388	$1.89B	5.04%
4	AMAZON COM INC	AMZN	7,534,147	$1.74B	4.63%
5	VANGUARD TAX-MANAGED FDS	921943858	25,512,391	$1.59B	4.25%
6	SCHWAB STRATEGIC TR	808524300	44,207,939	$1.44B	3.84%
7	SCHWAB STRATEGIC TR	808524409	45,783,122	$1.36B	3.61%
8	VANGUARD BD INDEX FDS	921937835	17,855,111	$1.32B	3.52%
9	ALPHABET INC	GOOG	3,976,640	$1.25B	3.33%
10	BROADCOM INC	AVGO	3,207,656	$1.11B	2.96%
11	ISHARES TR	46435G326	12,146,738	$1.00B	2.67%
12	SCHWAB STRATEGIC TR	808524201	30,973,811	$833.5M	2.22%
13	META PLATFORMS INC	META	1,222,167	$806.7M	2.15%
14	NVIDIA CORPORATION	NVDA	3,877,679	$723.2M	1.93%
15	ALPHABET INC	GOOG	2,310,378	$723.1M	1.93%
16	VANGUARD INDEX FDS	922908744	3,765,710	$719.2M	1.92%
17	VANGUARD INDEX FDS	922908736	1,456,421	$710.5M	1.89%
18	VANGUARD MUN BD FDS	922907746	13,505,350	$679.2M	1.81%
19	MICROSOFT CORP	MSFT	1,395,873	$675.1M	1.80%
20	SEI EXCHANGE TRADED FUNDS	81589A304	14,755,079	$612.3M	1.63%