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
2024 Q4	–	Sell	-3,000	Closed	-$5K	–	9054
2024 Q3	$5K	Sell	3,000 -7,000	-70%	-$13.7K	﹤0.01%	7618
2024 Q2	$21K	Sell	10,000 -500	-5%	-$1.34K	﹤0.01%	6854
2024 Q1	$31K	Buy	10,500 +8,400	+400%	+$22.7K	﹤0.01%	6721
2023 Q4	$5K	Sell	2,100 -4,200	-67%	-$11K	﹤0.01%	7864
2023 Q3	$16K	Buy	+6,300	New	+$12K	﹤0.01%	6816
2023 Q1	–	Sell	-500	Closed	-$1K	–	9536
2022 Q4	$1K	Sell	500 -100	-17%	-$222	﹤0.01%	8844
2022 Q3	$1K	Buy	+600	New	+$1.64K	﹤0.01%	9553
2022 Q2	–	Sell	-800	Closed	-$3K	–	10478
2022 Q1	$3K	Hold	800	–	–	﹤0.01%	9708
2021 Q4	$4K	Buy	800 +500	+167%	+$3.58K	﹤0.01%	9679
2021 Q3	$2K	Hold	300	–	–	﹤0.01%	9533
2021 Q2	$2K	Buy	+300	New	+$2.28K	﹤0.01%	9714

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 New York $63.9B AUM 45.56% 1-Year Est. Return

WCM

Weber Capital Management San Francisco, California $100M AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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 $107M AUM 82.62% 1-Year Est. Return

TDC

Thompson Davis & Co Richmond, Virginia $150M AUM 32.35% 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.