Trexquant Investment’s Spok Holdings SPOK Stock Holding History

Trexquant Investment’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 Q1	$1.4M	Sell	128,856 -41,797	-24%	-$532K	0.01%	1117
2025 Q4	$2.25M	Buy	170,653 +81,784	+92%	+$1.16M	0.02%	955
2025 Q3	$1.53M	Sell	88,869 -22,612	-20%	-$402K	0.02%	1008
2025 Q2	$1.97M	Sell	111,481 -31,865	-22%	-$514K	0.02%	892
2025 Q1	$2.36M	Buy	143,346 +36,879	+35%	+$600K	0.03%	807
2024 Q4	$1.71M	Buy	106,467 +35,401	+50%	+$561K	0.02%	922
2024 Q3	$1.07M	Sell	71,066 -6,241	-8%	-$94.9K	0.01%	1025
2024 Q2	$1.14M	Buy	77,307 +31,766	+70%	+$479K	0.02%	954
2024 Q1	$726K	Buy	45,541 +27,030	+146%	+$445K	0.01%	1035
2023 Q4	$287K	Sell	18,511 -56,189	-75%	-$865K	0.01%	1259
2023 Q3	$1.07M	Sell	74,700 -32,414	-30%	-$435K	0.03%	728
2023 Q2	$1.42M	Buy	107,114 +12,216	+13%	+$153K	0.04%	625
2023 Q1	$961K	Buy	94,898 +29,641	+45%	+$271K	0.03%	745
2022 Q4	$534K	Buy	+65,257	New	+$530K	0.02%	892
2021 Q4	–	Sell	-39,463	Closed	-$403K	–	1600
2021 Q3	$403K	Buy	+39,463	New	+$355K	0.03%	624
2019 Q1	–	Sell	-10,323	Closed	-$137K	–	1291
2018 Q4	$137K	Buy	+10,323	New	+$149K	0.01%	968

Other funds holding SPOK

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

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

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

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

HighTower Advisors Chicago, Illinois $94.2B AUM 21.24% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

Trexquant Investment's SPOK Position: Q1 2026 in Review

Trexquant Investment reduced its Spok Holdings (SPOK) stake by 24% in Q1 2026, selling an estimated $532K and leaving 128,856 shares worth $1.4M. The position accounts for 0.01% of the portfolio, ranked #1117.

Trexquant Investment first reported a position in SPOK in Q4 2018 and has held it in 16 quarters since. The position peaked at $2.36M in Q1 2025. 139 funds tracked by Wall St. Rank hold SPOK as of Q1 2026.

Trexquant Investment held 128,856 shares of Spok Holdings worth $1.4M as of Q1 2026.
Trexquant Investment sold 41,797 Spok Holdings shares in Q1 2026, an estimated $532K.
Spok Holdings made up 0.01% of Trexquant Investment's portfolio in Q1 2026, its #1117 holding.
Trexquant Investment first reported a position in Spok Holdings in Q4 2018 and has held it in 16 quarters since.
Trexquant Investment's Spok Holdings position peaked at $2.36M in Q1 2025.
139 funds tracked by Wall St. Rank held Spok Holdings as of Q1 2026.

Based on Trexquant Investment's 13F filing for Q1 2026, filed 15 May 2026.