Ken Griffin
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Ken Griffin’s CTS Corp CTS Stock Holding History

Ken Griffin’s Portfolio CTS Stock Details CTS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-1,900
Closed -$78.9K – 12907
2025
Q1 		$78.9K Buy
1,900
+500
+36% +$23.4K ﹤0.01% 11782
2024
Q4 		$73.8K Sell
1,400
-500
-26% -$26.2K ﹤0.01% 11892
2024
Q3 		$91.9K Sell
1,900
-900
-32% -$43.7K ﹤0.01% 11232
2024
Q2 		$142K Sell
2,800
-2,000
-42% -$98.8K ﹤0.01% 10423
2024
Q1 		$225K Buy
4,800
+4,600
+2,300% +$202K ﹤0.01% 10087
2023
Q4 		$8.75K Buy
+200
New +$8.06K ﹤0.01% 13199
2023
Q3 		– Sell
-300
Closed -$12.8K – 14399
2023
Q2 		$12.8K Sell
300
-1,100
-79% -$48.3K ﹤0.01% 13064
2023
Q1 		$69.2K Sell
1,400
-500
-26% -$22.4K ﹤0.01% 11748
2022
Q4 		$74.9K Buy
+1,900
New +$78.2K ﹤0.01% 11614
2022
Q3 		– Sell
-117,000
Closed -$3.98M – 12756
2022
Q2 		$3.98M Buy
+117,000
New +$4.24M ﹤0.01% 4220
2022
Q1 		– Sell
-12,900
Closed -$474K – 13724
2021
Q4 		$474K Buy
+12,900
New +$451K ﹤0.01% 9830
2016
Q1 		– Sell
-1,500
Closed -$26K – 6947
2015
Q4 		$26K Buy
+1,500
New +$28K ﹤0.01% 7753
2015
Q3 		– Sell
-4,400
Closed -$85K – 8915
2015
Q2 		$85K Buy
+4,400
New +$81.2K ﹤0.01% 7244

Other funds holding CTS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
GI
GAMCO Investors Greenwich, Connecticut $11.1B AUM 41.79% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
FMI
Fiduciary Management Inc Milwaukee, Wisconsin $8.06B AUM 6.78% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return

Ken Griffin's CTS Position: Q1 2026 in Review

Ken Griffin reduced its CTS Corp (CTS) stake by 54% in Q1 2026, selling an estimated $2.76M and leaving 47,473 shares worth $2.27M. The position accounts for ﹤0.01% of the portfolio, ranked #5823.

Ken Griffin first reported a position in CTS in Q2 2013 and has held it in 39 quarters since. The position peaked at $5.41M in Q3 2025. 244 funds tracked by Wall St. Rank hold CTS as of Q1 2026.

  • Ken Griffin held 47,473 shares of CTS Corp worth $2.27M as of Q1 2026.
  • Ken Griffin sold 55,054 CTS Corp shares in Q1 2026, an estimated $2.76M.
  • CTS Corp made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #5823 holding.
  • Ken Griffin first reported a position in CTS Corp in Q2 2013 and has held it in 39 quarters since.
  • Ken Griffin's CTS Corp position peaked at $5.41M in Q3 2025.
  • 244 funds tracked by Wall St. Rank held CTS Corp as of Q1 2026.

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