Citadel Advisors
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Citadel Advisors’s Pro-Dex PDEX Stock Holding History

Citadel Advisors’s Portfolio PDEX Stock Details PDEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-8,986
Closed -$441K – 14554
2026
Q1 		$441K Buy
+8,986
New +$387K ﹤0.01% 9592
2025
Q3 		– Sell
-11,481
Closed -$501K – 13760
2025
Q2 		$501K Buy
11,481
+2,831
+33% +$139K ﹤0.01% 8623
2025
Q1 		$429K Buy
+8,650
New +$361K ﹤0.01% 8819

Other funds holding PDEX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
PAIM
Punch & Associates Investment Management Edina, Minnesota $2.02B AUM 40.6% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
PHS
Pekin Hardy Strauss Chicago, Illinois $1.14B AUM 37.36% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $289B AUM 60.46% 1-Year Est. Return

Citadel Advisors's PDEX Position: Q2 2026 in Review

Citadel Advisors sold out of Pro-Dex (PDEX) in Q2 2026, closing a stake of 8,986 shares — an estimated $441K sold.

Citadel Advisors first reported a position in PDEX in Q1 2025 and held it in 3 quarters. The position peaked at $501K in Q2 2025. 66 funds tracked by Wall St. Rank hold PDEX as of Q2 2026.

  • Citadel Advisors reported no remaining Pro-Dex position as of Q2 2026 after selling out during the quarter.
  • Citadel Advisors sold 8,986 Pro-Dex shares in Q2 2026, an estimated $441K.
  • Citadel Advisors first reported a position in Pro-Dex in Q1 2025 and held it in 3 quarters.
  • Citadel Advisors's Pro-Dex position peaked at $501K in Q2 2025.
  • 66 funds tracked by Wall St. Rank held Pro-Dex as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.