Mariner’s POSCO PKX Stock Holding History

Mariner’s Portfolio PKX Stock Details PKX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.29M	Sell	25,019 -1,904	-7%	-$130K	﹤0.01%	1763
2026 Q1	$1.57M	Buy	26,923 +7,572	+39%	+$459K	﹤0.01%	1666
2025 Q4	$1.03M	Buy	19,351 +4,814	+33%	+$254K	﹤0.01%	1933
2025 Q3	$715K	Buy	14,537 +1,718	+13%	+$92.6K	﹤0.01%	2151
2025 Q2	$621K	Buy	12,819 +69	+0.5%	+$3.17K	﹤0.01%	2170
2025 Q1	$607K	Buy	12,750 +7,169	+128%	+$335K	﹤0.01%	2051
2024 Q4	$242K	Sell	5,581 -6,891	-55%	-$383K	﹤0.01%	2834
2024 Q3	$880K	Buy	12,472 +1,740	+16%	+$114K	﹤0.01%	1712
2024 Q2	$705K	Sell	10,732 -2,117	-16%	-$150K	﹤0.01%	1767
2024 Q1	$1.01M	Sell	12,849 -44	-0.3%	-$3.62K	﹤0.01%	1493
2023 Q4	$1.23M	Sell	12,893 -1,824	-12%	-$165K	﹤0.01%	1302
2023 Q3	$1.51M	Buy	14,717 +115	+0.8%	+$12K	﹤0.01%	1110
2023 Q2	$1.08M	Buy	14,602 +2,024	+16%	+$147K	﹤0.01%	1258
2023 Q1	$872K	Buy	12,578 +287	+2%	+$17.7K	﹤0.01%	1351
2022 Q4	$670K	Buy	12,291 +4,126	+51%	+$204K	﹤0.01%	1472
2022 Q3	$299K	Buy	+8,165	New	+$364K	﹤0.01%	1770
2015 Q3	–	Sell	-5,585	Closed	-$274K	–	564
2015 Q2	$274K	Buy	+5,585	New	+$310K	0.01%	430

Other funds holding PKX

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

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

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

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

Creative Planning Overland Park, Kansas $171B AUM 24.68% 1-Year Est. Return

QCM

Quantinno Capital Management New York $83.3B AUM 37.97% 1-Year Est. Return

BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Mariner's PKX Position: Q2 2026 in Review

Mariner reduced its POSCO (PKX) stake by 7.1% in Q2 2026, selling an estimated $130K and leaving 25,019 shares worth $1.29M. The position accounts for ﹤0.01% of the portfolio, ranked #1763.

Mariner first reported a position in PKX in Q2 2015 and has held it in 17 quarters since. The position peaked at $1.57M in Q1 2026. 181 funds tracked by Wall St. Rank hold PKX as of Q2 2026.

Mariner held 25,019 shares of POSCO worth $1.29M as of Q2 2026.
Mariner sold 1,904 POSCO shares in Q2 2026, an estimated $130K.
POSCO made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1763 holding.
Mariner first reported a position in POSCO in Q2 2015 and has held it in 17 quarters since.
Mariner's POSCO position peaked at $1.57M in Q1 2026.
181 funds tracked by Wall St. Rank held POSCO as of Q2 2026.

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