Mariner’s Principal Spectrum Preferred Securities Active ETF PREF Stock Holding History

Mariner’s Portfolio PREF Stock Details PREF Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$9.99M	Sell	531,063 -22,537	-4%	-$430K	0.01%	750
2025 Q4	$10.6M	Buy	553,600 +38,601	+7%	+$736K	0.01%	685
2025 Q3	$9.86M	Buy	514,999 +10,242	+2%	+$194K	0.01%	654
2025 Q2	$9.58M	Buy	504,757 +121,738	+32%	+$2.27M	0.01%	622
2025 Q1	$7.16M	Buy	383,019 +27,559	+8%	+$515K	0.01%	672
2024 Q4	$6.62M	Buy	355,460 +20,437	+6%	+$382K	0.01%	695
2024 Q3	$6.3M	Buy	335,023 +108,375	+48%	+$2M	0.01%	704
2024 Q2	$4.13M	Buy	226,648 +12,900	+6%	+$234K	0.01%	800
2024 Q1	$3.88M	Buy	213,748 +21,102	+11%	+$376K	0.01%	822
2023 Q4	$3.37M	Buy	192,646 +18,378	+11%	+$310K	0.01%	833
2023 Q3	$2.94M	Buy	174,268 +10,888	+7%	+$185K	0.01%	820
2023 Q2	$2.77M	Sell	163,380 -3,175	-2%	-$53.3K	0.01%	852
2023 Q1	$2.83M	Buy	166,555 +13,453	+9%	+$234K	0.01%	826
2022 Q4	$2.62M	Buy	+153,102	New	+$2.59M	0.01%	815
2021 Q4	–	Sell	-11,088	Closed	-$230K	–	1175
2021 Q3	$230K	Buy	+11,088	New	+$230K	﹤0.01%	969

Other funds holding PREF

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

IFC Advisors Los Angeles, California $699M AUM 17.65% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return

Principal Securities Des Moines, Iowa $6.82B AUM 17.15% 1-Year Est. Return

Mariner's PREF Position: Q1 2026 in Review

Mariner reduced its Principal Spectrum Preferred Securities Active ETF (PREF) stake by 4.1% in Q1 2026, selling an estimated $430K and leaving 531,063 shares worth $9.99M. The position accounts for 0.01% of the portfolio, ranked #750.

Mariner first reported a position in PREF in Q3 2021 and has held it in 15 quarters since. The position peaked at $10.6M in Q4 2025. 130 funds tracked by Wall St. Rank hold PREF as of Q1 2026.

Mariner held 531,063 shares of Principal Spectrum Preferred Securities Active ETF worth $9.99M as of Q1 2026.
Mariner sold 22,537 Principal Spectrum Preferred Securities Active ETF shares in Q1 2026, an estimated $430K.
Principal Spectrum Preferred Securities Active ETF made up 0.01% of Mariner's portfolio in Q1 2026, its #750 holding.
Mariner first reported a position in Principal Spectrum Preferred Securities Active ETF in Q3 2021 and has held it in 15 quarters since.
Mariner's Principal Spectrum Preferred Securities Active ETF position peaked at $10.6M in Q4 2025.
130 funds tracked by Wall St. Rank held Principal Spectrum Preferred Securities Active ETF as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.