Atika Capital Management’s Impinj PI Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-363,000	Closed	-$20M	–	90
2023 Q3	$20M	Hold	363,000	–	–	2.62%	6
2023 Q2	$32.5M	Hold	363,000	–	–	3.26%	7
2023 Q1	$49.2M	Hold	363,000	–	–	7.27%	1
2022 Q4	$39.6M	Buy	363,000 +23,000	+7%	+$2.42M	5.7%	2
2022 Q3	$27.2M	Buy	340,000 +36,228	+12%	+$3.02M	2.31%	9
2022 Q2	$17.8M	Buy	303,772 +59,772	+24%	+$3M	2%	16
2022 Q1	$15.5M	Buy	244,000 +42,520	+21%	+$3.07M	1.31%	33
2021 Q4	$17.9M	Buy	201,480 +100,480	+99%	+$7.29M	1.25%	34
2021 Q3	$5.77M	Sell	101,000 -26,000	-20%	-$1.33M	0.34%	86
2021 Q2	$6.55M	Sell	127,000 -33,000	-21%	-$1.7M	0.52%	69
2021 Q1	$9.1M	Sell	160,000 -54,000	-25%	-$3.18M	0.79%	57
2020 Q4	$8.96M	Buy	+214,000	New	+$7.46M	0.7%	65
2017 Q1	–	Sell	-71,500	Closed	-$2.53M	–	75
2016 Q4	$2.53M	Buy	+71,500	New	+$2.19M	1.5%	26

Other funds holding PI

Sylebra Capital Palo Alto, California $774M AUM 56.69% 1-Year Est. Return

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

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

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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Chevy Chase Trust Bethesda, Maryland $34.7B AUM 29.45% 1-Year Est. Return

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

FAM

Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

Atika Capital Management's PI Position: Q4 2023 in Review

Atika Capital Management sold out of Impinj (PI) in Q4 2023, closing a stake of 363,000 shares — an estimated $20M sold.

Atika Capital Management first reported a position in PI in Q4 2016 and held it in 13 quarters. The position peaked at $49.2M in Q1 2023. 199 funds tracked by Wall St. Rank hold PI as of Q4 2023.

Atika Capital Management reported no remaining Impinj position as of Q4 2023 after selling out during the quarter.
Atika Capital Management sold 363,000 Impinj shares in Q4 2023, an estimated $20M.
Atika Capital Management first reported a position in Impinj in Q4 2016 and held it in 13 quarters.
Atika Capital Management's Impinj position peaked at $49.2M in Q1 2023.
199 funds tracked by Wall St. Rank held Impinj as of Q4 2023.

Based on Atika Capital Management's 13F filing for Q4 2023, filed 13 Feb 2024.