Castleark Management’s Semtech SMTC Stock Holding History

Castleark Management’s Portfolio SMTC Stock Details SMTC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$8.29M	Buy	107,758 +4,800	+5%	+$395K	0.27%	82
2025 Q4	$7.59M	Buy	102,958 +47,318	+85%	+$3.36M	0.22%	106
2025 Q3	$3.98M	Buy	+55,640	New	+$3.02M	0.11%	162
2025 Q1	–	Sell	-122,150	Closed	-$7.55M	–	338
2024 Q4	$7.55M	Buy	+122,150	New	+$6.45M	0.26%	76
2024 Q2	–	Sell	-134,730	Closed	-$3.7M	–	304
2024 Q1	$3.7M	Sell	134,730 -57,950	-30%	-$1.24M	0.15%	147
2023 Q4	$4.22M	Buy	+192,680	New	+$3.57M	0.19%	132
2022 Q3	–	Sell	-49,748	Closed	-$2.73M	–	330
2022 Q2	$2.73M	Sell	49,748 -2,198	-4%	-$133K	0.15%	139
2022 Q1	$3.6M	Sell	51,946 -41,320	-44%	-$2.97M	0.16%	142
2021 Q4	$8.29M	Buy	+93,266	New	+$7.94M	0.3%	82
2020 Q3	–	Sell	-152,975	Closed	-$7.99M	–	372
2020 Q2	$7.99M	Buy	+152,975	New	+$7.16M	0.35%	78
2018 Q4	–	Sell	-270,050	Closed	-$15M	–	400
2018 Q3	$15M	Sell	270,050 -11,140	-4%	-$582K	0.43%	79
2018 Q2	$13.2M	Buy	+281,190	New	+$12.6M	0.41%	77

Other funds holding SMTC

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

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $9.98B AUM 145.42% 1-Year Est. Return

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Castleark Management's SMTC Position: Q1 2026 in Review

Castleark Management increased its Semtech (SMTC) stake by 4.7% in Q1 2026, buying an estimated $395K and bringing the position to 107,758 shares worth $8.29M. The position accounts for 0.27% of the portfolio, ranked #82.

Castleark Management first reported a position in SMTC in Q2 2018 and has held it in 12 quarters since. The position peaked at $15M in Q3 2018. 437 funds tracked by Wall St. Rank hold SMTC as of Q1 2026.

Castleark Management held 107,758 shares of Semtech worth $8.29M as of Q1 2026.
Castleark Management bought 4,800 Semtech shares in Q1 2026, an estimated $395K.
Semtech made up 0.27% of Castleark Management's portfolio in Q1 2026, its #82 holding.
Castleark Management first reported a position in Semtech in Q2 2018 and has held it in 12 quarters since.
Castleark Management's Semtech position peaked at $15M in Q3 2018.
437 funds tracked by Wall St. Rank held Semtech as of Q1 2026.

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