Atika Capital Management’s Tandem Diabetes Care TNDM Stock Holding History

Atika Capital Management’s Portfolio TNDM Stock Details TNDM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q2	–	Sell	-145,350	Closed	-$5.9M	–	103
2023 Q1	$5.9M	Sell	145,350 -56,930	-28%	-$2.36M	0.87%	42
2022 Q4	$9.09M	Buy	+202,280	New	+$9.16M	1.31%	29
2022 Q2	–	Sell	-84,000	Closed	-$9.77M	–	94
2022 Q1	$9.77M	Buy	+84,000	New	+$9.81M	0.82%	43
2020 Q4	–	Sell	-117,800	Closed	-$13.4M	–	142
2020 Q3	$13.4M	Sell	117,800 -200	-0.2%	-$21K	1.09%	32
2020 Q2	$11.7M	Sell	118,000 -17,000	-13%	-$1.36M	1.51%	18
2020 Q1	$8.69M	Buy	135,000 +4,000	+3%	+$280K	1.66%	18
2019 Q4	$7.81M	Sell	131,000 -11,000	-8%	-$678K	1.51%	27
2019 Q3	$8.38M	Buy	142,000 +25,000	+21%	+$1.6M	1.76%	24
2019 Q2	$7.55M	Buy	117,000 +27,000	+30%	+$1.74M	1.48%	27
2019 Q1	$5.72M	Sell	90,000 -11,000	-11%	-$578K	1.16%	39
2018 Q4	$3.83M	Sell	101,000 -14,000	-12%	-$494K	1.13%	36
2018 Q3	$4.93M	Buy	+115,000	New	+$4.02M	0.88%	43

Other funds holding TNDM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

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

Eminence Capital New York $4.36B AUM 3.1% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

CIP

Champlain Investment Partners Burlington, Vermont $7.88B AUM 6.82% 1-Year Est. Return

BCM

Brown Capital Management Baltimore, Maryland $704M AUM 6.25% 1-Year Est. Return

Atika Capital Management's TNDM Position: Q2 2023 in Review

Atika Capital Management sold out of Tandem Diabetes Care (TNDM) in Q2 2023, closing a stake of 145,350 shares — an estimated $5.9M sold.

Atika Capital Management first reported a position in TNDM in Q3 2018 and held it in 12 quarters. The position peaked at $13.4M in Q3 2020. 247 funds tracked by Wall St. Rank hold TNDM as of Q2 2023.

Atika Capital Management reported no remaining Tandem Diabetes Care position as of Q2 2023 after selling out during the quarter.
Atika Capital Management sold 145,350 Tandem Diabetes Care shares in Q2 2023, an estimated $5.9M.
Atika Capital Management first reported a position in Tandem Diabetes Care in Q3 2018 and held it in 12 quarters.
Atika Capital Management's Tandem Diabetes Care position peaked at $13.4M in Q3 2020.
247 funds tracked by Wall St. Rank held Tandem Diabetes Care as of Q2 2023.

Based on Atika Capital Management's 13F filing for Q2 2023, filed 11 Aug 2023.