Simplex Trading
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Simplex Trading’s IRIDEX IRIX Stock Holding History

Simplex Trading’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 		$161 Sell
160
-420
-72% -$573 ﹤0.01% 8851
2025
Q4 		$661 Sell
580
-179
-24% -$184 ﹤0.01% 8112
2025
Q3 		$0 Buy
+759
New +$933 ﹤0.01% 9502
2025
Q2 		– Sell
-125
Closed – – 9169
2025
Q1 		$0 Sell
125
-380
-75% -$537 ﹤0.01% 9032
2024
Q4 		$0 Sell
505
-1,659
-77% -$2.74K ﹤0.01% 9053
2024
Q3 		$3K Sell
2,164
-4,241
-66% -$8.32K ﹤0.01% 7846
2024
Q2 		$13K Sell
6,405
-338
-5% -$905 ﹤0.01% 7245
2024
Q1 		$20K Buy
6,743
+3,177
+89% +$8.59K ﹤0.01% 7086
2023
Q4 		$10K Buy
+3,566
New +$9.36K ﹤0.01% 7427
2022
Q2 		– Sell
-450
Closed -$1.53K – 10477
2022
Q1 		$2K Buy
+450
New +$2.22K ﹤0.01% 9860
2021
Q4 		– Sell
-1,827
Closed -$13.1K – 10912
2021
Q3 		$12K Hold
1,827
– – ﹤0.01% 8821
2021
Q2 		$12K Buy
+1,827
New +$13.9K ﹤0.01% 8983

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

Simplex Trading's IRIX Position: Q1 2026 in Review

Simplex Trading reduced its IRIDEX (IRIX) stake by 72% in Q1 2026, selling an estimated $573 and leaving 160 shares worth $161. The position accounts for ﹤0.01% of the portfolio, ranked #8851.

Simplex Trading first reported a position in IRIX in Q2 2021 and has held it in 12 quarters since. The position peaked at $20K in Q1 2024. 25 funds tracked by Wall St. Rank hold IRIX as of Q1 2026.

  • Simplex Trading held 160 shares of IRIDEX worth $161 as of Q1 2026.
  • Simplex Trading sold 420 IRIDEX shares in Q1 2026, an estimated $573.
  • IRIDEX made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #8851 holding.
  • Simplex Trading first reported a position in IRIDEX in Q2 2021 and has held it in 12 quarters since.
  • Simplex Trading's IRIDEX position peaked at $20K in Q1 2024.
  • 25 funds tracked by Wall St. Rank held IRIDEX as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.