Magnetar Financial’s Kirby Corp KEX Stock Holding History

Magnetar Financial’s Portfolio KEX Stock Details KEX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-5,885	Closed	-$648K	–	1274
2025 Q4	$648K	Sell	5,885 -8,616	-59%	-$876K	0.01%	511
2025 Q3	$1.21M	Buy	+14,501	New	+$1.46M	0.01%	441
2025 Q1	–	Sell	-56,962	Closed	-$6.03M	–	841
2024 Q4	$6.03M	Buy	+56,962	New	+$6.86M	0.14%	110
2023 Q1	–	Sell	-7,446	Closed	-$479K	–	658
2022 Q4	$479K	Buy	+7,446	New	+$497K	0.01%	610
2021 Q2	–	Sell	-8,026	Closed	-$484K	–	1294
2021 Q1	$484K	Buy	+8,026	New	+$482K	﹤0.01%	831

Other funds holding KEX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Luther King Capital Management (LKCM) Fort Worth, Texas $23.1B AUM 21.31% 1-Year Est. Return

Magnetar Financial's KEX Position: Q1 2026 in Review

Magnetar Financial sold out of Kirby Corp (KEX) in Q1 2026, closing a stake of 5,885 shares — an estimated $648K sold.

Magnetar Financial first reported a position in KEX in Q1 2021 and held it in 5 quarters. The position peaked at $6.03M in Q4 2024. 432 funds tracked by Wall St. Rank hold KEX as of Q1 2026.

Magnetar Financial reported no remaining Kirby Corp position as of Q1 2026 after selling out during the quarter.
Magnetar Financial sold 5,885 Kirby Corp shares in Q1 2026, an estimated $648K.
Magnetar Financial first reported a position in Kirby Corp in Q1 2021 and held it in 5 quarters.
Magnetar Financial's Kirby Corp position peaked at $6.03M in Q4 2024.
432 funds tracked by Wall St. Rank held Kirby Corp as of Q1 2026.

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