Institutional Manager · CIK 0001917686

Mason & Associates Inc

LOS ANGELES, CA · File #028-22387

Latest AUM

$531.3M

Positions

157

Top-10 Concentration

57.3%

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
EXITED	J P MORGAN EXCHANGE TRADED F	46641Q761	-1,381,590	-$86.9M	$0
NEW	ISHARES TR	464287622	+166,627	+$62.2M	$0
EXITED	ISHARES TR	464288166	-134,573	-$14.9M	$0
NEW	INVESCO EXCH TRADED FD TR II	IVZ	+119,601	+$14.3M	$0
ADD	SPDR SERIES TRUST	78468R408	+226,657	+$5.7M	-$101,018
NEW	BLACKROCK ESG CAP ALLC TERM	BLK	+342,512	+$5.3M	$0
ADD	PACER FDS TR	69374H360	+104,308	+$3.7M	-$159,196
REDUCE	INVESCO EXCHANGE TRADED FD T	IVZ	-30,723	-$3.1M	-$156,293
NEW	ISHARES U S ETF TR	46431W606	+32,559	+$2.8M	$0
ADD	VANGUARD INDEX FDS	922908629	+9,340	+$2.7M	-$37,131

Sector Allocation

Technology

9.0%$47.9M

Financials

7.1%$37.7M

Consumer Discretionary

2.7%$14.3M

Healthcare

1.4%$7.3M

Communication Services

0.8%$4.2M

0.7%$3.8M

0.4%$2.1M

0.4%$1.9M

0.2%$1.2M

0.2%$1.0M

0.1%$669,842

Filing History

Feb 5, 202613F HOLDINGS REPORTQ/E Dec 2025157 pos · $531.3M
Nov 7, 202513F HOLDINGS REPORTQ/E Sep 2025133 pos · $496.5M
Jul 31, 202513F HOLDINGS REPORTQ/E Jun 2025120 pos · $433.2M
Apr 17, 202513F HOLDINGS REPORTQ/E Mar 2025113 pos · $402.4M
Jan 14, 202513F HOLDINGS REPORTQ/E Dec 2024105 pos · $425.0M
Oct 23, 202413F HOLDINGS REPORTQ/E Sep 2024109 pos · $400.8M
Jul 19, 202413F HOLDINGS REPORTQ/E Jun 2024107 pos · $375.9M
Apr 23, 202413F HOLDINGS REPORTQ/E Mar 2024112 pos · $374.9M
Oct 20, 202313F HOLDINGS REPORTQ/E Dec 202383 pos · $312.5M

Top 20 Holdings — Dec 2025

#	Issuer	Ticker	Shares	Value	% of Portfolio
1	ISHARES TR	464287622	166,627	$62.2M	13.24%
2	COLUMBIA ETF TR I	19761L706	1,034,948	$42.3M	8.99%
3	DIMENSIONAL ETF TRUST	25434V401	508,664	$37.7M	8.03%
4	AMERICAN CENTY ETF TR	025072703	262,715	$21.6M	4.60%
5	NEW YORK LIFE INVESTMENTS ET	45409B560	631,272	$20.5M	4.36%
6	VANECK ETF TRUST	92189F676	55,067	$19.8M	4.22%
7	JANUS DETROIT STR TR	47103U845	360,214	$18.2M	3.88%
8	VANGUARD SCOTTSDALE FDS	92206C409	223,426	$17.8M	3.79%
9	SPDR SERIES TRUST	78468R408	587,428	$14.9M	3.16%
10	INVESCO EXCH TRADED FD TR II	IVZ	119,601	$14.3M	3.04%
11	GOLDMAN SACHS ETF TR	NVGLF	225,511	$11.9M	2.53%
12	APPLE INC	AAPL	40,757	$11.1M	2.36%
13	NVIDIA CORPORATION	NVDA	59,203	$11.0M	2.35%
14	VANGUARD WORLD FD	92204A884	56,231	$10.9M	2.32%
15	WISDOMTREE TR	WT	204,303	$10.3M	2.19%
16	AMERICAN CENTY ETF TR	025072604	131,746	$10.1M	2.16%
17	PACER FDS TR	69374H360	250,371	$8.8M	1.88%
18	TESLA INC	TSLA	17,971	$8.1M	1.72%
19	BERKSHIRE HATHAWAY INC DEL	BRK-A	14,764	$7.4M	1.58%
20	MICROSOFT CORP	MSFT	15,281	$7.4M	1.57%