Mariner’s BlackRock Science and Technology Term Trust BSTZ Stock Holding History

Mariner’s Portfolio BSTZ Stock Details BSTZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$571K	Sell	19,026 -1,442	-7%	-$39.8K	﹤0.01%	2358
2026 Q1	$448K	Buy	20,468 +8,243	+67%	+$185K	﹤0.01%	2572
2025 Q4	$276K	Sell	12,225 -851	-7%	-$19K	﹤0.01%	2916
2025 Q3	$290K	Buy	+13,076	New	+$281K	﹤0.01%	2843
2024 Q3	–	Sell	-10,852	Closed	-$216K	–	3302
2024 Q2	$216K	Buy	+10,852	New	+$203K	﹤0.01%	2735
2023 Q1	–	Sell	-15,066	Closed	-$236K	–	2793
2022 Q4	$236K	Buy	15,066 +1,704	+13%	+$29K	﹤0.01%	2222
2022 Q3	$236K	Sell	13,362 -888	-6%	-$18.3K	﹤0.01%	1942
2022 Q2	$279K	Buy	14,250 +1,000	+8%	+$23.4K	﹤0.01%	1305
2022 Q1	$389K	Sell	13,250 -358	-3%	-$10.7K	﹤0.01%	1210
2021 Q4	$530K	Sell	13,608 -469	-3%	-$18.7K	﹤0.01%	994
2021 Q3	$543K	Buy	14,077 +17	+0.1%	+$690	﹤0.01%	834
2021 Q2	$586K	Buy	14,060 +500	+4%	+$19K	﹤0.01%	766
2021 Q1	$484K	Buy	+13,560	New	+$494K	﹤0.01%	748

Other funds holding BSTZ

SCM

Saba Capital Management New York $3.9B AUM 12.9% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

RCM

Rivernorth Capital Management West Palm Beach, Florida $2.1B AUM 2.15% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Wedbush Securities Los Angeles, California $3.88B AUM 32.38% 1-Year Est. Return

Lazard Asset Management New York $66.1B AUM 33.53% 1-Year Est. Return

KIM

Karpus Investment Management Pittsford, New York $3.48B AUM 10.49% 1-Year Est. Return

Mariner's BSTZ Position: Q2 2026 in Review

Mariner reduced its BlackRock Science and Technology Term Trust (BSTZ) stake by 7% in Q2 2026, selling an estimated $39.8K and leaving 19,026 shares worth $571K. The position accounts for ﹤0.01% of the portfolio, ranked #2358.

Mariner first reported a position in BSTZ in Q1 2021 and has held it in 13 quarters since. The position peaked at $586K in Q2 2021. 152 funds tracked by Wall St. Rank hold BSTZ as of Q2 2026.

Mariner held 19,026 shares of BlackRock Science and Technology Term Trust worth $571K as of Q2 2026.
Mariner sold 1,442 BlackRock Science and Technology Term Trust shares in Q2 2026, an estimated $39.8K.
BlackRock Science and Technology Term Trust made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2358 holding.
Mariner first reported a position in BlackRock Science and Technology Term Trust in Q1 2021 and has held it in 13 quarters since.
Mariner's BlackRock Science and Technology Term Trust position peaked at $586K in Q2 2021.
152 funds tracked by Wall St. Rank held BlackRock Science and Technology Term Trust as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.