William Blair & Company’s Ubiquiti UI Stock Holding History

William Blair & Company’s Portfolio UI Stock Details UI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$976K	Buy	1,235 +131	+12%	+$88.9K	﹤0.01%	951
2025 Q4	$611K	Sell	1,104 -13	-1%	-$8.22K	﹤0.01%	1072
2025 Q3	$738K	Buy	1,117 +375	+51%	+$187K	﹤0.01%	997
2025 Q2	$305K	Hold	742	–	–	﹤0.01%	1256
2025 Q1	$230K	Hold	742	–	–	﹤0.01%	1354
2024 Q4	$246K	Buy	+742	New	+$223K	﹤0.01%	1364
2023 Q2	–	Sell	-755	Closed	-$205K	–	1868
2023 Q1	$205K	Hold	755	–	–	﹤0.01%	1397
2022 Q4	$207K	Hold	755	–	–	﹤0.01%	1356
2022 Q3	$222K	Buy	+755	New	+$223K	﹤0.01%	1351
2022 Q2	–	Sell	-755	Closed	-$220K	–	1942
2022 Q1	$220K	Hold	755	–	–	﹤0.01%	1485
2021 Q4	$232K	Hold	755	–	–	﹤0.01%	1513
2021 Q3	$226K	Sell	755 -214	-22%	-$66.1K	﹤0.01%	1442
2021 Q2	$303K	Hold	969	–	–	﹤0.01%	1341
2021 Q1	$289K	Sell	969 -50	-5%	-$15.7K	﹤0.01%	1340
2020 Q4	$284K	Buy	+1,019	New	+$234K	﹤0.01%	1298
2013 Q4	–	Sell	-15,510	Closed	-$521K	–	2036
2013 Q3	$521K	Buy	+15,510	New	+$416K	﹤0.01%	1545

Other funds holding UI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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

Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return

SIM

SW Investment Management Telluride, Colorado $451M AUM 79.06% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

William Blair & Company's UI Position: Q1 2026 in Review

William Blair & Company increased its Ubiquiti (UI) stake by 12% in Q1 2026, buying an estimated $88.9K and bringing the position to 1,235 shares worth $976K. The position accounts for ﹤0.01% of the portfolio, ranked #951.

William Blair & Company first reported a position in UI in Q3 2013 and has held it in 16 quarters since. 384 funds tracked by Wall St. Rank hold UI as of Q1 2026.

William Blair & Company held 1,235 shares of Ubiquiti worth $976K as of Q1 2026.
William Blair & Company bought 131 Ubiquiti shares in Q1 2026, an estimated $88.9K.
Ubiquiti made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #951 holding.
William Blair & Company first reported a position in Ubiquiti in Q3 2013 and has held it in 16 quarters since.
384 funds tracked by Wall St. Rank held Ubiquiti as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.