Marshall Wace
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Marshall Wace’s Kirby Corp KEX Stock Holding History

Marshall Wace’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
Q2 		$3.57M Buy
26,261
+23,461
+838% +$3.36M ﹤0.01% 1548
2026
Q1 		$372K Buy
+2,800
New +$355K ﹤0.01% 2583
2025
Q3 		– Sell
-206,182
Closed -$23.4M – 3157
2025
Q2 		$23.4M Buy
+206,182
New +$21.6M 0.03% 532
2024
Q1 		– Sell
-3,335
Closed -$262K – 2638
2023
Q4 		$262K Buy
+3,335
New +$261K ﹤0.01% 1917
2023
Q2 		– Sell
-143,157
Closed -$9.98M – 2719
2023
Q1 		$9.98M Buy
+143,157
New +$9.86M 0.02% 714
2022
Q4 		– Sell
-304,632
Closed -$18.5M – 3180
2022
Q3 		$18.5M Sell
304,632
-497,100
-62% -$31.8M 0.04% 500
2022
Q2 		$48.8M Buy
801,732
+96,007
+14% +$6.25M 0.1% 210
2022
Q1 		$50.9M Buy
705,725
+198,981
+39% +$13.3M 0.1% 221
2021
Q4 		$30.1M Buy
506,744
+453,721
+856% +$25.4M 0.06% 351
2021
Q3 		$2.54M Buy
53,023
+47,737
+903% +$2.65M 0.01% 1378
2021
Q2 		$321K Buy
+5,286
New +$341K ﹤0.01% 2303
2020
Q4 		– Sell
-96,334
Closed -$3.48M – 2031
2020
Q3 		$3.48M Buy
+96,334
New +$4.24M 0.02% 638
2017
Q1 		– Sell
-523,068
Closed -$34.8M – 537
2016
Q4 		$34.8M Buy
523,068
+39,409
+8% +$2.49M 0.23% 122
2016
Q3 		$30.1M Buy
483,659
+267,826
+124% +$15.4M 0.21% 115
2016
Q2 		$13.5M Buy
215,833
+154,186
+250% +$10.1M 0.11% 198
2016
Q1 		$3.72M Buy
61,647
+34,275
+125% +$1.87M 0.04% 415
2015
Q4 		$1.44M Sell
27,372
-99,896
-78% -$6.18M 0.01% 628
2015
Q3 		$7.88M Buy
127,268
+114,690
+912% +$8.11M 0.1% 214
2015
Q2 		$964K Buy
+12,578
New +$997K 0.01% 605
2014
Q3 		– Sell
-8,588
Closed -$1.01M – 957
2014
Q2 		$1.01M Buy
+8,588
New +$922K 0.01% 503

Other funds holding KEX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Luther King Capital Management (LKCM)
Luther King Capital Management (LKCM) Fort Worth, Texas $24.4B AUM 22.19% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Marshall Wace's KEX Position: Q2 2026 in Review

Marshall Wace increased its Kirby Corp (KEX) stake by 838% in Q2 2026, buying an estimated $3.36M and bringing the position to 26,261 shares worth $3.57M. The position accounts for ﹤0.01% of the portfolio, ranked #1548.

Marshall Wace first reported a position in KEX in Q2 2014 and has held it in 20 quarters since. The position peaked at $50.9M in Q1 2022. 466 funds tracked by Wall St. Rank hold KEX as of Q2 2026.

  • Marshall Wace held 26,261 shares of Kirby Corp worth $3.57M as of Q2 2026.
  • Marshall Wace bought 23,461 Kirby Corp shares in Q2 2026, an estimated $3.36M.
  • Kirby Corp made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #1548 holding.
  • Marshall Wace first reported a position in Kirby Corp in Q2 2014 and has held it in 20 quarters since.
  • Marshall Wace's Kirby Corp position peaked at $50.9M in Q1 2022.
  • 466 funds tracked by Wall St. Rank held Kirby Corp as of Q2 2026.

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