Magnetar Financial’s Silicon Laboratories SLAB Stock Holding History

Magnetar Financial’s Portfolio SLAB Stock Details SLAB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$54.9M	Buy	251,225 +5,401	+2%	+$1.17M	0.5%	23
2026 Q1	$51.2M	Buy	+245,824	New	+$45.1M	0.52%	23
2025 Q4	–	Sell	-7,858	Closed	-$1.03M	–	1189
2025 Q3	$1.03M	Buy	+7,858	New	+$1.07M	0.01%	461
2023 Q4	–	Sell	-3,500	Closed	-$406K	–	535
2023 Q3	$406K	Buy	+3,500	New	+$483K	0.01%	354
2022 Q2	–	Sell	-9,782	Closed	-$1.47M	–	1813
2022 Q1	$1.47M	Buy	+9,782	New	+$1.56M	0.02%	728
2013 Q3	–	Sell	-26,125	Closed	-$1.08M	–	518
2013 Q2	$1.08M	Buy	+26,125	New	+$1.08M	0.02%	235

Other funds holding SLAB

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

HBK Investments Dallas, Texas $10.2B AUM 67.73% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Magnetar Financial's SLAB Position: Q2 2026 in Review

Magnetar Financial increased its Silicon Laboratories (SLAB) stake by 2.2% in Q2 2026, buying an estimated $1.17M and bringing the position to 251,225 shares worth $54.9M. The position accounts for 0.5% of the portfolio, ranked #23.

Magnetar Financial first reported a position in SLAB in Q2 2013 and has held it in 6 quarters since. 352 funds tracked by Wall St. Rank hold SLAB as of Q2 2026.

Magnetar Financial held 251,225 shares of Silicon Laboratories worth $54.9M as of Q2 2026.
Magnetar Financial bought 5,401 Silicon Laboratories shares in Q2 2026, an estimated $1.17M.
Silicon Laboratories made up 0.5% of Magnetar Financial's portfolio in Q2 2026, its #23 holding.
Magnetar Financial first reported a position in Silicon Laboratories in Q2 2013 and has held it in 6 quarters since.
352 funds tracked by Wall St. Rank held Silicon Laboratories as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.