William Blair & Company’s IRIDEX IRIX Stock Holding History

William Blair & Company’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
2022 Q1	–	Sell	-60,000	Closed	-$367K	–	1954
2021 Q4	$367K	Sell	60,000 -15,000	-20%	-$107K	﹤0.01%	1336
2021 Q3	$575K	Buy	+75,000	New	+$526K	﹤0.01%	1105
2020 Q4	–	Sell	-11,928	Closed	-$23K	–	1838
2020 Q3	$23K	Hold	11,928	–	–	﹤0.01%	1569
2020 Q2	$25K	Hold	11,928	–	–	﹤0.01%	1516
2020 Q1	$19K	Hold	11,928	–	–	﹤0.01%	1498
2019 Q4	$27K	Sell	11,928 -31,672	-73%	-$66.9K	﹤0.01%	1545
2019 Q3	$81K	Hold	43,600	–	–	﹤0.01%	1401
2019 Q2	$198K	Hold	43,600	–	–	﹤0.01%	1313
2019 Q1	$199K	Hold	43,600	–	–	﹤0.01%	1304
2018 Q4	$205K	Hold	43,600	–	–	﹤0.01%	1224
2018 Q3	$277K	Hold	43,600	–	–	﹤0.01%	1175
2018 Q2	$303K	Hold	43,600	–	–	﹤0.01%	1115
2018 Q1	$249K	Buy	+43,600	New	+$302K	﹤0.01%	1142
2016 Q2	–	Sell	-10,204	Closed	-$104K	–	1257
2016 Q1	$104K	Sell	10,204 -2,000	-16%	-$19.4K	﹤0.01%	1121
2015 Q4	$113K	Buy	+12,204	New	+$109K	﹤0.01%	1141
2015 Q3	–	Sell	-19,204	Closed	-$158K	–	1482
2015 Q2	$158K	Sell	19,204 -3,023	-14%	-$28.2K	﹤0.01%	2084
2015 Q1	$237K	Hold	22,227	–	–	﹤0.01%	1962
2014 Q4	$191K	Sell	22,227 -3,023	-12%	-$23.9K	﹤0.01%	1974
2014 Q3	$176K	Hold	25,250	–	–	﹤0.01%	1980
2014 Q2	$209K	Hold	25,250	–	–	﹤0.01%	1935
2014 Q1	$225K	Buy	+25,250	New	+$231K	﹤0.01%	1861

Other funds holding IRIX

PAPAIJV

Paragon Associates & Paragon Associates II Joint Venture Dallas, Texas $73.6M AUM 61.93% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

BCM

Bridgeway Capital Management Houston, Texas $5.69B AUM 60.64% 1-Year Est. Return

EIM

Essex Investment Management Boston, Massachusetts $763M AUM 108.51% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Isthmus Partners Madison, Wisconsin $1.03B AUM 22.86% 1-Year Est. Return

PAIM

Punch & Associates Investment Management Edina, Minnesota $2.02B AUM 40.6% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

LFCM

Long Focus Capital Management San Juan, Puerto Rico $3.91B AUM 12.68% 1-Year Est. Return

William Blair & Company's IRIX Position: Q1 2022 in Review

William Blair & Company sold out of IRIDEX (IRIX) in Q1 2022, closing a stake of 60,000 shares — an estimated $367K sold.

William Blair & Company first reported a position in IRIX in Q1 2014 and held it in 21 quarters. The position peaked at $575K in Q3 2021. 32 funds tracked by Wall St. Rank hold IRIX as of Q1 2022.

William Blair & Company reported no remaining IRIDEX position as of Q1 2022 after selling out during the quarter.
William Blair & Company sold 60,000 IRIDEX shares in Q1 2022, an estimated $367K.
William Blair & Company first reported a position in IRIDEX in Q1 2014 and held it in 21 quarters.
William Blair & Company's IRIDEX position peaked at $575K in Q3 2021.
32 funds tracked by Wall St. Rank held IRIDEX as of Q1 2022.

Based on William Blair & Company's 13F filing for Q1 2022, filed 13 May 2022.