Brown Advisory’s OSI Systems OSIS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$19M Buy
86,852
+8,598
+11% +$2.11M 0.03% 356
2026
Q1
$20.8M Sell
78,254
-73,351
-48% -$20.3M 0.03% 319
2025
Q4
$38.7M Sell
151,605
-58,704
-28% -$15.3M 0.05% 236
2025
Q3
$52.4M Sell
210,309
-6,462
-3% -$1.48M 0.07% 186
2025
Q2
$48.7M Sell
216,771
-62,019
-22% -$13.2M 0.06% 201
2025
Q1
$54.2M Buy
278,790
+6,332
+2% +$1.21M 0.08% 177
2024
Q4
$45.6M Buy
+272,458
New +$43.2M 0.06% 224
2024
Q1
Sell
-2,409
Closed -$311K 1282
2023
Q4
$311K Buy
+2,409
New +$287K ﹤0.01% 1043
2018
Q1
Sell
-5,212
Closed -$335K 1248
2017
Q4
$335K Sell
5,212
-307
-6% -$25.8K ﹤0.01% 1000
2017
Q3
$504K Buy
5,519
+117
+2% +$9.51K ﹤0.01% 848
2017
Q2
$406K Buy
5,402
+1,714
+46% +$130K ﹤0.01% 908
2017
Q1
$269K Buy
+3,688
New +$274K ﹤0.01% 1016

Other funds holding OSIS

Brown Advisory's OSIS Position: Q2 2026 in Review

Brown Advisory increased its OSI Systems (OSIS) stake by 11% in Q2 2026, buying an estimated $2.11M and bringing the position to 86,852 shares worth $19M. The position accounts for 0.03% of the portfolio, ranked #356.

Brown Advisory first reported a position in OSIS in Q1 2017 and has held it in 12 quarters since. The position peaked at $54.2M in Q1 2025. 361 funds tracked by Wall St. Rank hold OSIS as of Q2 2026.

  • Brown Advisory held 86,852 shares of OSI Systems worth $19M as of Q2 2026.
  • Brown Advisory bought 8,598 OSI Systems shares in Q2 2026, an estimated $2.11M.
  • OSI Systems made up 0.03% of Brown Advisory's portfolio in Q2 2026, its #356 holding.
  • Brown Advisory first reported a position in OSI Systems in Q1 2017 and has held it in 12 quarters since.
  • Brown Advisory's OSI Systems position peaked at $54.2M in Q1 2025.
  • 361 funds tracked by Wall St. Rank held OSI Systems as of Q2 2026.

Based on Brown Advisory's 13F filing for Q2 2026, filed 14 Aug 2026.