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Osterweis Capital Management’s AtriCure ATRC Stock Holding History

Osterweis Capital Management’s Portfolio ATRC Stock Details ATRC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$9.98M Buy
349,645
+146,070
+72% +$4.98M 0.51% 59
2025
Q4 		$8.05M Sell
203,575
-118,505
-37% -$4.34M 0.34% 75
2025
Q3 		$11.4M Buy
322,080
+6,550
+2% +$226K 0.51% 54
2025
Q2 		$10.3M Buy
315,530
+19,925
+7% +$648K 0.49% 51
2025
Q1 		$9.54M Buy
+295,605
New +$11M 0.47% 65
2019
Q4 		– Sell
-162,959
Closed -$4.06M – 112
2019
Q3 		$4.06M Buy
+162,959
New +$4.65M 0.3% 66
2017
Q4 		– Sell
-65,310
Closed -$1.46M – 102
2017
Q3 		$1.46M Sell
65,310
-16,988
-21% -$384K 0.11% 80
2017
Q2 		$2M Sell
82,298
-40,080
-33% -$852K 0.15% 72
2017
Q1 		$2.34M Buy
+122,378
New +$2.14M 0.18% 63

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