Jane Street
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Jane Street’s IRIDEX IRIX Stock Holding History

Jane Street’s Portfolio IRIX Stock Details IRIX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$38K Buy
37,634
+5,876
+19% +$8.02K ﹤0.01% 11054
2025
Q4 		$36.2K Buy
31,758
+15,377
+94% +$15.8K ﹤0.01% 10592
2025
Q3 		$18.7K Buy
+16,381
New +$20.1K ﹤0.01% 10543

Other funds holding IRIX

PAPAIJV
Paragon Associates & Paragon Associates II Joint Venture Dallas, Texas $73.6M AUM 61.93% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
WCM
Weber Capital Management San Francisco, California $100M AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
UCFA
United Capital Financial Advisors Irving, Texas $16.3B AUM 16.34% 1-Year Est. Return
PCM
Perkins Capital Management Wayzata, Minnesota $133M AUM 127.86% 1-Year Est. Return
TDC
Thompson Davis & Co Richmond, Virginia $167M AUM 33.45% 1-Year Est. Return

Jane Street's IRIX Position: Q1 2026 in Review

Jane Street increased its IRIDEX (IRIX) stake by 19% in Q1 2026, buying an estimated $8.02K and bringing the position to 37,634 shares worth $38K. The position accounts for ﹤0.01% of the portfolio, ranked #11054.

Jane Street first reported a position in IRIX in Q3 2025 and has held it in 3 quarters since. 25 funds tracked by Wall St. Rank hold IRIX as of Q1 2026.

  • Jane Street held 37,634 shares of IRIDEX worth $38K as of Q1 2026.
  • Jane Street bought 5,876 IRIDEX shares in Q1 2026, an estimated $8.02K.
  • IRIDEX made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #11054 holding.
  • Jane Street first reported a position in IRIDEX in Q3 2025 and has held it in 3 quarters since.
  • 25 funds tracked by Wall St. Rank held IRIDEX as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.