Ken Griffin
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Ken Griffin’s FlexShares iBoxx 5-Year Target Duration TIPS Index Fund TDTF Stock Holding History

Ken Griffin’s Portfolio TDTF Stock Details TDTF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$794K Buy
32,951
+18,135
+122% +$438K ﹤0.01% 8204
2025
Q4 		$355K Sell
14,816
-27,998
-65% -$677K ﹤0.01% 9783
2025
Q3 		$1.04M Sell
42,814
-2,148
-5% -$52K ﹤0.01% 7460
2025
Q2 		$1.08M Buy
44,962
+2,637
+6% +$62.9K ﹤0.01% 6921
2025
Q1 		$1.03M Sell
42,325
-65,164
-61% -$1.54M ﹤0.01% 6900
2024
Q4 		$2.5M Buy
107,489
+52,485
+95% +$1.24M ﹤0.01% 5176
2024
Q3 		$1.33M Buy
55,004
+42,914
+355% +$1.02M ﹤0.01% 6291
2024
Q2 		$283K Sell
12,090
-41,300
-77% -$963K ﹤0.01% 9256
2024
Q1 		$1.26M Buy
53,390
+20,376
+62% +$479K ﹤0.01% 6452
2023
Q4 		$780K Sell
33,014
-29,868
-47% -$689K ﹤0.01% 7187
2023
Q3 		$1.44M Buy
62,882
+36,082
+135% +$843K ﹤0.01% 5841
2023
Q2 		$635K Sell
26,800
-46,059
-63% -$1.11M ﹤0.01% 7414
2023
Q1 		$1.78M Sell
72,859
-226,588
-76% -$5.43M ﹤0.01% 5608
2022
Q4 		$7.07M Buy
+299,447
New +$7.11M ﹤0.01% 3311
2022
Q3 		– Sell
-20,716
Closed -$522K – 13592
2022
Q2 		$522K Sell
20,716
-21,604
-51% -$563K ﹤0.01% 8546
2022
Q1 		$1.15M Buy
42,320
+30,240
+250% +$830K ﹤0.01% 7393
2021
Q4 		$339K Buy
+12,080
New +$338K ﹤0.01% 10656
2021
Q3 		– Sell
-42,200
Closed -$1.18M – 14636
2021
Q2 		$1.18M Buy
+42,200
New +$1.18M ﹤0.01% 7913
2021
Q1 		– Sell
-85,586
Closed -$2.38M – 13708
2020
Q4 		$2.38M Buy
85,586
+78,275
+1,071% +$2.15M ﹤0.01% 4993
2020
Q3 		$201K Sell
7,311
-17,120
-70% -$468K ﹤0.01% 8791
2020
Q2 		$653K Sell
24,431
-35,430
-59% -$935K ﹤0.01% 6598
2020
Q1 		$1.54M Buy
59,861
+3,275
+6% +$84.3K ﹤0.01% 4566
2019
Q4 		$1.45M Buy
56,586
+23,577
+71% +$601K ﹤0.01% 4933
2019
Q3 		$843K Sell
33,009
-27,354
-45% -$699K ﹤0.01% 5888
2019
Q2 		$1.54M Sell
60,363
-11,420
-16% -$286K ﹤0.01% 4968
2019
Q1 		$1.79M Buy
+71,783
New +$1.75M ﹤0.01% 4649
2017
Q3 		– Sell
-47,824
Closed -$1.19M – 8047
2017
Q2 		$1.19M Sell
47,824
-315
-0.7% -$7.92K ﹤0.01% 3834
2017
Q1 		$1.22M Sell
48,139
-6,331
-12% -$159K ﹤0.01% 3732
2016
Q4 		$1.36M Buy
+54,470
New +$1.37M ﹤0.01% 3423

Other funds holding TDTF

Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
BTI
Blue Trust Inc Alpharetta, Georgia $9.54B AUM 19.86% 1-Year Est. Return
WA
Wealth Architects Mountain View, California $1.27B AUM 36.93% 1-Year Est. Return
CAL
Capital Analysts LLC Fort Washington, Pennsylvania $4.34B AUM 17.55% 1-Year Est. Return
AWA
Archvest Wealth Advisors Concord, California $173M AUM 20.42% 1-Year Est. Return
CVM
Cheviot Value Management Beverly Hills, California $984M AUM 24.46% 1-Year Est. Return
CAM
Chandler Asset Management San Diego, California $710M AUM 13.71% 1-Year Est. Return
FNB
Farmers National Bank Danville, Kentucky $479M AUM 22.18% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Ken Griffin's TDTF Position: Q1 2026 in Review

Ken Griffin increased its FlexShares iBoxx 5-Year Target Duration TIPS Index Fund (TDTF) stake by 122% in Q1 2026, buying an estimated $438K and bringing the position to 32,951 shares worth $794K. The position accounts for ﹤0.01% of the portfolio, ranked #8204.

Ken Griffin first reported a position in TDTF in Q4 2016 and has held it in 29 quarters since. The position peaked at $7.07M in Q4 2022. 82 funds tracked by Wall St. Rank hold TDTF as of Q1 2026.

  • Ken Griffin held 32,951 shares of FlexShares iBoxx 5-Year Target Duration TIPS Index Fund worth $794K as of Q1 2026.
  • Ken Griffin bought 18,135 FlexShares iBoxx 5-Year Target Duration TIPS Index Fund shares in Q1 2026, an estimated $438K.
  • FlexShares iBoxx 5-Year Target Duration TIPS Index Fund made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #8204 holding.
  • Ken Griffin first reported a position in FlexShares iBoxx 5-Year Target Duration TIPS Index Fund in Q4 2016 and has held it in 29 quarters since.
  • Ken Griffin's FlexShares iBoxx 5-Year Target Duration TIPS Index Fund position peaked at $7.07M in Q4 2022.
  • 82 funds tracked by Wall St. Rank held FlexShares iBoxx 5-Year Target Duration TIPS Index Fund as of Q1 2026.

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