Westerly Capital Management’s Arteris AIP Stock Holding History

Westerly Capital Management’s Portfolio AIP Stock Details AIP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$7.64M	Sell	465,000 -830,000	-64%	-$13.2M	2.08%	20
2025 Q4	$20.1M	Sell	1,295,000 -130,000	-9%	-$1.88M	4.41%	4
2025 Q3	$14.4M	Buy	1,425,000 +745,000	+110%	+$7.09M	4.51%	7
2025 Q2	$6.48M	Buy	680,000 +85,950	+14%	+$633K	2.4%	18
2025 Q1	$4.1M	Buy	594,050 +344,050	+138%	+$3.29M	1.77%	27
2024 Q4	$2.55M	Sell	250,000 -75,000	-23%	-$620K	1.18%	30
2024 Q3	$2.51M	Sell	325,000 -67,000	-17%	-$517K	1.41%	27
2024 Q2	$2.94M	Buy	392,000 +77,000	+24%	+$586K	1.47%	25
2024 Q1	$2.31M	Buy	315,000 +135,000	+75%	+$870K	0.87%	34
2023 Q4	$1.06M	Buy	180,000 +30,000	+20%	+$169K	0.52%	50
2023 Q3	$977K	Sell	150,000 -45,000	-23%	-$309K	0.69%	37
2023 Q2	$1.33M	Buy	195,000 +35,000	+22%	+$189K	0.7%	39
2023 Q1	$677K	Buy	160,000 +110,000	+220%	+$575K	0.48%	37
2022 Q4	$215K	Buy	+50,000	New	+$252K	0.17%	43

Other funds holding AIP

NIM

Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return

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

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Samjo Management New York $231M AUM 13.04% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Westerly Capital Management's AIP Position: Q1 2026 in Review

Westerly Capital Management reduced its Arteris (AIP) stake by 64% in Q1 2026, selling an estimated $13.2M and leaving 465,000 shares worth $7.64M. The position accounts for 2.08% of the portfolio, ranked #20.

Westerly Capital Management first reported a position in AIP in Q4 2022 and has held it in 14 quarters since. The position peaked at $20.1M in Q4 2025. 152 funds tracked by Wall St. Rank hold AIP as of Q1 2026.

Westerly Capital Management held 465,000 shares of Arteris worth $7.64M as of Q1 2026.
Westerly Capital Management sold 830,000 Arteris shares in Q1 2026, an estimated $13.2M.
Arteris made up 2.08% of Westerly Capital Management's portfolio in Q1 2026, its #20 holding.
Westerly Capital Management first reported a position in Arteris in Q4 2022 and has held it in 14 quarters since.
Westerly Capital Management's Arteris position peaked at $20.1M in Q4 2025.
152 funds tracked by Wall St. Rank held Arteris as of Q1 2026.

Based on Westerly Capital Management's 13F filing for Q1 2026, filed 15 May 2026.