Magnetar Financial’s Spok Holdings SPOK Stock Holding History

Magnetar Financial’s Portfolio SPOK Stock Details SPOK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-13,904	Closed	-$152K	–	1441
2026 Q1	$152K	Sell	13,904 -7,577	-35%	-$96.4K	﹤0.01%	941
2025 Q4	$283K	Buy	+21,481	New	+$304K	﹤0.01%	708
2025 Q3	–	Sell	-18,480	Closed	-$327K	–	1166
2025 Q2	$327K	Buy	+18,480	New	+$298K	﹤0.01%	676
2025 Q1	–	Sell	-40,329	Closed	-$647K	–	931
2024 Q4	$647K	Buy	+40,329	New	+$639K	0.01%	328
2024 Q3	–	Sell	-34,608	Closed	-$513K	–	681
2024 Q2	$513K	Buy	+34,608	New	+$522K	0.01%	328

Other funds holding SPOK

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

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

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

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return

Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Magnetar Financial's SPOK Position: Q2 2026 in Review

Magnetar Financial sold out of Spok Holdings (SPOK) in Q2 2026, closing a stake of 13,904 shares — an estimated $152K sold.

Magnetar Financial first reported a position in SPOK in Q2 2024 and held it in 5 quarters. The position peaked at $647K in Q4 2024. 132 funds tracked by Wall St. Rank hold SPOK as of Q2 2026.

Magnetar Financial reported no remaining Spok Holdings position as of Q2 2026 after selling out during the quarter.
Magnetar Financial sold 13,904 Spok Holdings shares in Q2 2026, an estimated $152K.
Magnetar Financial first reported a position in Spok Holdings in Q2 2024 and held it in 5 quarters.
Magnetar Financial's Spok Holdings position peaked at $647K in Q4 2024.
132 funds tracked by Wall St. Rank held Spok Holdings as of Q2 2026.

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