Mariner’s Guardant Health GH Stock Holding History

Mariner’s Portfolio GH Stock Details GH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$2.37M	Buy	15,780 +7,239	+85%	+$787K	﹤0.01%	1390
2026 Q1	$788K	Buy	8,541 +2,930	+52%	+$294K	﹤0.01%	2141
2025 Q4	$572K	Buy	5,611 +1,690	+43%	+$151K	﹤0.01%	2355
2025 Q3	$245K	Sell	3,921 -2,779	-41%	-$151K	﹤0.01%	2992
2025 Q2	$349K	Buy	6,700 +180	+3%	+$8.04K	﹤0.01%	2610
2025 Q1	$278K	Buy	+6,520	New	+$281K	﹤0.01%	2696
2024 Q1	–	Sell	-13,384	Closed	-$362K	–	3176
2023 Q4	$362K	Buy	+13,384	New	+$351K	﹤0.01%	2185
2023 Q3	–	Sell	-16,987	Closed	-$608K	–	2954
2023 Q2	$608K	Buy	16,987 +6,000	+55%	+$172K	﹤0.01%	1609
2023 Q1	$258K	Buy	+10,987	New	+$314K	﹤0.01%	2191
2022 Q4	–	Sell	-5,321	Closed	-$286K	–	2775
2022 Q3	$286K	Buy	+5,321	New	+$273K	﹤0.01%	1805

Other funds holding GH

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

DTC

Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

Mariner's GH Position: Q2 2026 in Review

Mariner increased its Guardant Health (GH) stake by 85% in Q2 2026, buying an estimated $787K and bringing the position to 15,780 shares worth $2.37M. The position accounts for ﹤0.01% of the portfolio, ranked #1390.

Mariner first reported a position in GH in Q3 2022 and has held it in 10 quarters since. 598 funds tracked by Wall St. Rank hold GH as of Q2 2026.

Mariner held 15,780 shares of Guardant Health worth $2.37M as of Q2 2026.
Mariner bought 7,239 Guardant Health shares in Q2 2026, an estimated $787K.
Guardant Health made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1390 holding.
Mariner first reported a position in Guardant Health in Q3 2022 and has held it in 10 quarters since.
598 funds tracked by Wall St. Rank held Guardant Health as of Q2 2026.

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