Harbour Investments’s OSI Systems OSIS Stock Holding History

Harbour Investments’s Portfolio OSIS Stock Details OSIS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.76M	Buy	8,044 +3	+0%	+$735	0.02%	590
2026 Q1	$2.14M	Sell	8,041 -587	-7%	-$162K	0.03%	474
2025 Q4	$2.2M	Hold	8,628	–	–	0.04%	366
2025 Q3	$2.15M	Buy	8,628 +38	+0.4%	+$8.67K	0.05%	329
2025 Q2	$1.93M	Buy	8,590 +8,578	+71,483%	+$1.83M	0.05%	338
2025 Q1	$2.33K	Hold	12	–	–	﹤0.01%	3045
2024 Q4	$2.01K	Hold	12	–	–	﹤0.01%	3020
2024 Q3	$1.82K	Hold	12	–	–	﹤0.01%	2948
2024 Q2	$1.65K	Sell	12 -12	-50%	-$1.65K	﹤0.01%	2863
2024 Q1	$3.43K	Hold	24	–	–	﹤0.01%	2622
2023 Q4	$3.1K	Hold	24	–	–	﹤0.01%	2576
2023 Q3	$2.83K	Hold	24	–	–	﹤0.01%	2460
2023 Q2	$2.83K	Sell	24 -12	-33%	-$1.38K	﹤0.01%	2448
2023 Q1	$3.69K	Hold	36	–	–	﹤0.01%	2396
2022 Q4	$2.86K	Hold	36	–	–	﹤0.01%	2422
2022 Q3	$3K	Hold	36	–	–	﹤0.01%	2340
2022 Q2	$3K	Buy	+36	New	+$2.95K	﹤0.01%	2340
2021 Q4	–	Sell	-143	Closed	-$14K	–	3373
2021 Q3	$14K	Buy	143 +17	+13%	+$1.66K	﹤0.01%	2498
2021 Q2	$13K	Buy	126 +1	+0.8%	+$97	﹤0.01%	2591
2021 Q1	$12K	Buy	+125	New	+$11.9K	﹤0.01%	2507

Other funds holding OSIS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Jupiter Topco New York $245B AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return

CCM

Channing Capital Management Chicago, Illinois $4.34B AUM 37.08% 1-Year Est. Return

Harbour Investments's OSIS Position: Q2 2026 in Review

Harbour Investments increased its OSI Systems (OSIS) stake by 0.04% in Q2 2026, buying an estimated $735 and bringing the position to 8,044 shares worth $1.76M. The position accounts for 0.02% of the portfolio, ranked #590.

Harbour Investments first reported a position in OSIS in Q1 2021 and has held it in 20 quarters since. The position peaked at $2.2M in Q4 2025. 362 funds tracked by Wall St. Rank hold OSIS as of Q2 2026.

Harbour Investments held 8,044 shares of OSI Systems worth $1.76M as of Q2 2026.
Harbour Investments bought 3 OSI Systems shares in Q2 2026, an estimated $735.
OSI Systems made up 0.02% of Harbour Investments's portfolio in Q2 2026, its #590 holding.
Harbour Investments first reported a position in OSI Systems in Q1 2021 and has held it in 20 quarters since.
Harbour Investments's OSI Systems position peaked at $2.2M in Q4 2025.
362 funds tracked by Wall St. Rank held OSI Systems as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.