TA
OPTN

Tamarack Advisers’s OptiNose OPTN Stock Holding History

Tamarack Advisers’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
2021
Q2 		– Sell
-11,667
Closed -$646K – 69
2021
Q1 		$646K Sell
11,667
-119,800
-91% -$7.29M 0.13% 47
2020
Q4 		$8.41M Buy
131,467
+8,134
+7% +$498K 1.75% 20
2020
Q3 		$7.21M Buy
123,333
+21,666
+21% +$1.6M 2.22% 18
2020
Q2 		$11.3M Sell
101,667
-1,666
-2% -$119K 3.16% 12
2020
Q1 		$6.96M Buy
103,333
+33,333
+48% +$3.36M 2.64% 14
2019
Q4 		$8.57M Buy
70,000
+25,000
+56% +$3.24M 1.96% 20
2019
Q3 		$4.72M Buy
+45,000
New +$4.49M 1.23% 20
2019
Q1 		– Sell
-20,000
Closed -$1.86M – 25
2018
Q4 		$1.86M Sell
20,000
-37,333
-65% -$5.33M 0.76% 18
2018
Q3 		$10.7M Buy
57,333
+15,666
+38% +$4.47M 3.05% 14
2018
Q2 		$17.5M Buy
41,667
+36,179
+659% +$12.2M 5.85% 6
2018
Q1 		$1.65M Buy
+5,488
New +$1.52M 0.78% 26

Other funds holding OPTN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
PCMI
Paradigm Capital Management Inc Albany, New York $2.61B AUM 78.58% 1-Year Est. Return
OM
Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return
GC
GMT Capital Atlanta, Georgia $2.19B AUM 72.3% 1-Year Est. Return
RHJA
Rice Hall James & Associates San Diego, California $1.8B AUM 36.16% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Tamarack Advisers's OPTN Position: Q2 2021 in Review

Tamarack Advisers sold out of OptiNose (OPTN) in Q2 2021, closing a stake of 11,667 shares — an estimated $646K sold.

Tamarack Advisers first reported a position in OPTN in Q1 2018 and held it in 11 quarters. The position peaked at $17.5M in Q2 2018. 64 funds tracked by Wall St. Rank hold OPTN as of Q2 2021.

  • Tamarack Advisers reported no remaining OptiNose position as of Q2 2021 after selling out during the quarter.
  • Tamarack Advisers sold 11,667 OptiNose shares in Q2 2021, an estimated $646K.
  • Tamarack Advisers first reported a position in OptiNose in Q1 2018 and held it in 11 quarters.
  • Tamarack Advisers's OptiNose position peaked at $17.5M in Q2 2018.
  • 64 funds tracked by Wall St. Rank held OptiNose as of Q2 2021.

Based on Tamarack Advisers's 13F filing for Q2 2021, filed 13 Aug 2021.