Ken Griffin
GLDD

Ken Griffin’s Great Lakes Dredge & Dock GLDD Stock Holding History

Ken Griffin’s Portfolio GLDD Stock Details GLDD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-204,000
Closed -$2.68M – 13435
2025
Q4 		$2.68M Buy
204,000
+152,200
+294% +$1.88M ﹤0.01% 5379
2025
Q3 		$621K Sell
51,800
-99,200
-66% -$1.15M ﹤0.01% 8603
2025
Q2 		$1.84M Buy
151,000
+145,300
+2,549% +$1.51M ﹤0.01% 5854
2025
Q1 		$49.6K Sell
5,700
-62,400
-92% -$623K ﹤0.01% 12323
2024
Q4 		$769K Buy
68,100
+30,500
+81% +$365K ﹤0.01% 7591
2024
Q3 		$396K Buy
37,600
+17,500
+87% +$163K ﹤0.01% 8740
2024
Q2 		$176K Buy
20,100
+7,100
+55% +$60.4K ﹤0.01% 10108
2024
Q1 		$114K Sell
13,000
-1,000
-7% -$8.23K ﹤0.01% 11176
2023
Q4 		$108K Buy
14,000
+2,200
+19% +$16K ﹤0.01% 10838
2023
Q3 		$94K Sell
11,800
-23,000
-66% -$191K ﹤0.01% 10977
2023
Q2 		$284K Buy
34,800
+12,600
+57% +$81.8K ﹤0.01% 9174
2023
Q1 		$121K Buy
22,200
+16,800
+311% +$101K ﹤0.01% 10992
2022
Q4 		$32.1K Buy
+5,400
New +$38K ﹤0.01% 12652
2021
Q3 		– Sell
-30,600
Closed -$447K – 14091
2021
Q2 		$447K Buy
+30,600
New +$452K ﹤0.01% 10304
2021
Q1 		– Sell
-16,600
Closed -$219K – 13366
2020
Q4 		$219K Sell
16,600
-4,200
-20% -$47K ﹤0.01% 9601
2020
Q3 		$198K Buy
+20,800
New +$191K ﹤0.01% 8805
2020
Q2 		– Sell
-20,300
Closed -$168K – 10049
2020
Q1 		$168K Buy
+20,300
New +$202K ﹤0.01% 8179
2019
Q3 		– Sell
-71,800
Closed -$793K – 9374
2019
Q2 		$793K Sell
71,800
-600
-0.8% -$6.19K ﹤0.01% 6083
2019
Q1 		$645K Buy
+72,400
New +$563K ﹤0.01% 6360
2017
Q1 		– Sell
-23,100
Closed -$97K – 7663
2016
Q4 		$97K Buy
+23,100
New +$93.7K ﹤0.01% 6686

Other funds holding GLDD

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
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
GCL
Glazer Capital LLC New York $4.71B AUM 81.93% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity International
Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Ken Griffin's GLDD Position: Q1 2026 in Review

Ken Griffin reduced its Great Lakes Dredge & Dock (GLDD) stake by 76% in Q1 2026, selling an estimated $1.85M and leaving 37,516 shares worth $638K. The position accounts for ﹤0.01% of the portfolio, ranked #8702.

Ken Griffin first reported a position in GLDD in Q2 2013 and has held it in 49 quarters since. The position peaked at $5.71M in Q2 2025. 182 funds tracked by Wall St. Rank hold GLDD as of Q1 2026.

  • Ken Griffin held 37,516 shares of Great Lakes Dredge & Dock worth $638K as of Q1 2026.
  • Ken Griffin sold 116,436 Great Lakes Dredge & Dock shares in Q1 2026, an estimated $1.85M.
  • Great Lakes Dredge & Dock made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #8702 holding.
  • Ken Griffin first reported a position in Great Lakes Dredge & Dock in Q2 2013 and has held it in 49 quarters since.
  • Ken Griffin's Great Lakes Dredge & Dock position peaked at $5.71M in Q2 2025.
  • 182 funds tracked by Wall St. Rank held Great Lakes Dredge & Dock as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.