Brown Brothers Harriman & Co’s OptiNose OPTN Stock Holding History

Brown Brothers Harriman & Co’s Portfolio OPTN Stock Details OPTN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q4	–	Sell	-6,667	Closed	-$67K	–	1544
2024 Q3	$67K	Hold	6,667	–	–	﹤0.01%	760
2024 Q2	$104K	Hold	6,667	–	–	﹤0.01%	651
2024 Q1	$146K	Hold	6,667	–	–	﹤0.01%	582
2023 Q4	$129K	Hold	6,667	–	–	﹤0.01%	571
2023 Q3	$123K	Hold	6,667	–	–	﹤0.01%	562
2023 Q2	$123K	Hold	6,667	–	–	﹤0.01%	552
2023 Q1	$193K	Hold	6,667	–	–	﹤0.01%	488
2022 Q4	$185K	Hold	6,667	–	–	﹤0.01%	481
2022 Q3	$366K	Hold	6,667	–	–	﹤0.01%	351
2022 Q2	$366K	Hold	6,667	–	–	﹤0.01%	363
2022 Q1	$247K	Hold	6,667	–	–	﹤0.01%	468
2021 Q4	$162	Hold	6,667	–	–	﹤0.01%	518
2021 Q3	$300	Hold	6,667	–	–	﹤0.01%	388
2021 Q2	$311	Hold	6,667	–	–	﹤0.01%	369
2021 Q1	$369	Hold	6,667	–	–	﹤0.01%	324
2020 Q4	$414K	Hold	6,667	–	–	﹤0.01%	328
2020 Q3	$390K	Hold	6,667	–	–	﹤0.01%	302
2020 Q2	$744K	Hold	6,667	–	–	0.01%	222
2020 Q1	$449K	Hold	6,667	–	–	﹤0.01%	261
2019 Q4	$922K	Hold	6,667	–	–	0.01%	248
2019 Q3	$700K	Hold	6,667	–	–	﹤0.01%	260
2019 Q2	$708K	Hold	6,667	–	–	﹤0.01%	242
2019 Q1	$1.03M	Hold	6,667	–	–	0.01%	204
2018 Q4	$620K	Buy	+6,667	New	+$952K	﹤0.01%	225

Other funds holding OPTN

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

NCM

Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return

MVM Partners Boston, Massachusetts $10.8M AUM 61.97% 1-Year Est. Return

Rosalind Advisors Toronto, Ontario, Canada $249M AUM 80.12% 1-Year Est. Return

SCM

Stonepine Capital Management Bend, Oregon $250M AUM 77.6% 1-Year Est. Return

ACA

Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return

KCM

Kingdon Capital Management New York $911M AUM 51.11% 1-Year Est. Return

GPP

Great Point Partners Greenwich, Connecticut $435M AUM 318.81% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Bleichroeder LP New York $579M AUM 94.36% 1-Year Est. Return

Brown Brothers Harriman & Co's OPTN Position: Q4 2024 in Review

Brown Brothers Harriman & Co sold out of OptiNose (OPTN) in Q4 2024, closing a stake of 6,667 shares — an estimated $67K sold.

Brown Brothers Harriman & Co first reported a position in OPTN in Q4 2018 and held it in 24 quarters. The position peaked at $1.03M in Q1 2019. 40 funds tracked by Wall St. Rank hold OPTN as of Q4 2024.

Brown Brothers Harriman & Co reported no remaining OptiNose position as of Q4 2024 after selling out during the quarter.
Brown Brothers Harriman & Co sold 6,667 OptiNose shares in Q4 2024, an estimated $67K.
Brown Brothers Harriman & Co first reported a position in OptiNose in Q4 2018 and held it in 24 quarters.
Brown Brothers Harriman & Co's OptiNose position peaked at $1.03M in Q1 2019.
40 funds tracked by Wall St. Rank held OptiNose as of Q4 2024.

Based on Brown Brothers Harriman & Co's 13F filing for Q4 2024, filed 12 Feb 2025.