Institutional Manager · CIK 0001218663

OBERNDORF WILLIAM E

San Francisco, CA · File #028-16214

Latest AUM

$79.0M

Positions

Top-10 Concentration

100.0%

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
ADD	Sprott Physical Gold Tr	SII	+189,207	+$6.2M	+$755,358
ADD	Atlassian Corporation	TEAM	+35,251	+$5.7M	+$86,362
REDUCE	Veeva Sys Inc	VEEV	-7,463	-$1.7M	-$2.8M
ADD	Monday com Ltd	MNDY	+3,585	+$529,003	-$3.2M
REDUCE	Amazon com Inc.	AMZN	0	$0	+$595,440
REDUCE	Autodesk Inc	ADSK	0	$0	-$912,406
REDUCE	UnitedHealth Group Inc	UNH	0	$0	-$540,050
REDUCE	CONFIDENTIAL	000000000	0	$0	$0

Sector Allocation

Technology

44.1%$34.8M

Healthcare

23.3%$18.4M

Financials

17.2%$13.6M

Consumer Discretionary

15.5%$12.2M

Filing History

Feb 13, 202613F HOLDINGS REPORTQ/E Dec 20257 pos · $79.0M
Nov 13, 202513F HOLDINGS REPORTQ/E Sep 20257 pos · $74.2M
Aug 11, 202513F HOLDINGS REPORTQ/E Jun 20258 pos · $90.5M
May 14, 202513F HOLDINGS REPORTQ/E Mar 20258 pos · $77.9M
Feb 18, 202513F HOLDINGS REPORTQ/E Dec 20246 pos · $59.9M
Nov 13, 202413F HOLDINGS REPORTQ/E Sep 20248 pos · $75.4M
Aug 12, 202413F HOLDINGS REPORTQ/E Jun 20249 pos · $57.0M
May 15, 202413F HOLDINGS REPORTQ/E Mar 20249 pos · $61.3M
Nov 13, 202313F HOLDINGS REPORTQ/E Dec 20239 pos · $54.7M

Top 8 Holdings — Dec 2025

#	Issuer	Ticker	Shares	Value	% of Portfolio
1	Sprott Physical Gold Tr	SII	411,371	$13.6M	17.20%
2	Autodesk Inc	ADSK	42,124	$12.5M	15.79%
3	Amazon com Inc.	AMZN	52,928	$12.2M	15.47%
4	UnitedHealth Group Inc	UNH	35,553	$11.7M	14.86%
5	Atlassian Corporation	TEAM	70,645	$11.5M	14.50%
6	Monday com Ltd	MNDY	73,705	$10.9M	13.77%
7	Veeva Sys Inc	VEEV	29,761	$6.6M	8.41%
8	CONFIDENTIAL	000000000	0	$0	0.00%