Citadel Advisors
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Citadel Advisors’s Usio Inc USIO Stock Holding History

Citadel Advisors’s Portfolio USIO Stock Details USIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-200
Closed -$292 – 15621
2024
Q4 		$292 Buy
+200
New +$283 ﹤0.01% 14352
2024
Q3 		– Sell
-1,200
Closed -$1.84K – 15306
2024
Q2 		$1.84K Buy
+1,200
New +$1.85K ﹤0.01% 13771
2023
Q2 		– Sell
-1,500
Closed -$2.61K – 15277
2023
Q1 		$2.61K Hold
1,500
– – ﹤0.01% 14123
2022
Q4 		$2.4K Buy
+1,500
New +$3K ﹤0.01% 14344

Other funds holding USIO

WT
Whittier Trust South Pasadena, California $10.2B AUM 33.39% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
PCM
Perkins Capital Management Wayzata, Minnesota $133M AUM 127.86% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
NSIM
North Star Investment Management Chicago, Illinois $1.84B AUM 28.81% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
SL
Sentinus LLC Oak Brook, Illinois $1.11B AUM 17.13% 1-Year Est. Return

Citadel Advisors's USIO Position: Q1 2026 in Review

Citadel Advisors reduced its Usio Inc (USIO) stake by 15% in Q1 2026, selling an estimated $41.6K and leaving 180,079 shares worth $205K. The position accounts for ﹤0.01% of the portfolio, ranked #11363.

Citadel Advisors first reported a position in USIO in Q2 2018 and has held it in 20 quarters since. The position peaked at $288K in Q4 2025. 28 funds tracked by Wall St. Rank hold USIO as of Q1 2026.

  • Citadel Advisors held 180,079 shares of Usio Inc worth $205K as of Q1 2026.
  • Citadel Advisors sold 31,719 Usio Inc shares in Q1 2026, an estimated $41.6K.
  • Usio Inc made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #11363 holding.
  • Citadel Advisors first reported a position in Usio Inc in Q2 2018 and has held it in 20 quarters since.
  • Citadel Advisors's Usio Inc position peaked at $288K in Q4 2025.
  • 28 funds tracked by Wall St. Rank held Usio Inc as of Q1 2026.

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