Two Sigma Investments’s Spok Holdings SPOK Stock Holding History

Two Sigma Investments’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	$217K	Sell	19,900 -42,687	-68%	-$543K	﹤0.01%	4252
2025 Q4	$826K	Sell	62,587 -106,644	-63%	-$1.51M	﹤0.01%	3059
2025 Q3	$2.92M	Buy	169,231 +60,462	+56%	+$1.08M	﹤0.01%	1876
2025 Q2	$1.92M	Buy	108,769 +44,939	+70%	+$725K	﹤0.01%	1864
2025 Q1	$1.05M	Buy	+63,830	New	+$1.04M	﹤0.01%	2148
2024 Q4	–	Sell	-22,115	Closed	-$333K	–	3464
2024 Q3	$333K	Buy	22,115 +11,752	+113%	+$179K	﹤0.01%	2637
2024 Q2	$153K	Sell	10,363 -7,924	-43%	-$120K	﹤0.01%	2777
2024 Q1	$292K	Sell	18,287 -124,841	-87%	-$2.05M	﹤0.01%	2568
2023 Q4	$2.22M	Sell	143,128 -104,868	-42%	-$1.61M	0.01%	1453
2023 Q3	$3.54M	Sell	247,996 -93,317	-27%	-$1.25M	0.01%	1070
2023 Q2	$4.54M	Buy	341,313 +12,779	+4%	+$160K	0.01%	958
2023 Q1	$3.33M	Sell	328,534 -26,835	-8%	-$245K	0.01%	1103
2022 Q4	$2.91M	Buy	355,369 +161,487	+83%	+$1.31M	0.01%	1120
2022 Q3	$1.48M	Buy	+193,882	New	+$1.35M	0.01%	1288
2021 Q4	–	Sell	-19,259	Closed	-$197K	–	4856
2021 Q3	$197K	Buy	+19,259	New	+$173K	﹤0.01%	3969
2021 Q1	–	Sell	-46,251	Closed	-$515K	–	4222
2020 Q4	$515K	Buy	46,251 +14,863	+47%	+$147K	﹤0.01%	2494
2020 Q3	$298K	Buy	31,388 +19,729	+169%	+$197K	﹤0.01%	2580
2020 Q2	$109K	Buy	+11,659	New	+$121K	﹤0.01%	2778
2020 Q1	–	Sell	-20,110	Closed	-$246K	–	3774
2019 Q4	$246K	Buy	+20,110	New	+$237K	﹤0.01%	3318
2019 Q2	–	Sell	-48,372	Closed	-$659K	–	3647
2019 Q1	$659K	Buy	+48,372	New	+$672K	﹤0.01%	2088
2018 Q4	–	Sell	-31,662	Closed	-$488K	–	3484
2018 Q3	$488K	Sell	31,662 -16,363	-34%	-$247K	﹤0.01%	2468
2018 Q2	$723K	Buy	48,025 +34,145	+246%	+$514K	﹤0.01%	2387
2018 Q1	$208K	Sell	13,880 -19,464	-58%	-$294K	﹤0.01%	2967
2017 Q4	$522K	Sell	33,344 -12,280	-27%	-$206K	﹤0.01%	2411
2017 Q3	$700K	Buy	45,624 +7,076	+18%	+$116K	﹤0.01%	1941
2017 Q2	$682K	Sell	38,548 -14,055	-27%	-$252K	﹤0.01%	2130
2017 Q1	$999K	Buy	52,603 +21,712	+70%	+$421K	﹤0.01%	1929
2016 Q4	$641K	Sell	30,891 -16,022	-34%	-$297K	﹤0.01%	2338
2016 Q3	$836K	Sell	46,913 -8,379	-15%	-$151K	﹤0.01%	2089
2016 Q2	$1.06M	Buy	55,292 +19,467	+54%	+$340K	﹤0.01%	1686
2016 Q1	$627K	Buy	35,825 +16,053	+81%	+$273K	﹤0.01%	1912
2015 Q4	$362K	Sell	19,772 -11,310	-36%	-$200K	﹤0.01%	2151
2015 Q3	$512K	Sell	31,082 -10,468	-25%	-$173K	﹤0.01%	1530
2015 Q2	$700K	Buy	41,550 +21,915	+112%	+$401K	﹤0.01%	1901
2015 Q1	$376K	Sell	19,635 -22,387	-53%	-$411K	﹤0.01%	2139
2014 Q4	$730K	Buy	42,022 +13,507	+47%	+$211K	﹤0.01%	1525
2014 Q3	$371K	Sell	28,515 -17,635	-38%	-$262K	﹤0.01%	1400
2014 Q2	$711K	Sell	46,150 -33,242	-42%	-$529K	﹤0.01%	1457
2014 Q1	$1.44M	Buy	79,392 +4,209	+6%	+$62.5K	0.01%	1061
2013 Q4	$1.07M	Buy	75,183 +11,209	+18%	+$162K	0.01%	1297
2013 Q3	$906K	Sell	63,974 -27,966	-30%	-$402K	0.01%	1059
2013 Q2	$1.25M	Buy	+91,940	New	+$1.22M	0.01%	1054

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

Two Sigma Investments's SPOK Position: Q1 2026 in Review

Two Sigma Investments reduced its Spok Holdings (SPOK) stake by 68% in Q1 2026, selling an estimated $543K and leaving 19,900 shares worth $217K. The position accounts for ﹤0.01% of the portfolio, ranked #4252.

Two Sigma Investments first reported a position in SPOK in Q2 2013 and has held it in 42 quarters since. The position peaked at $4.54M in Q2 2023. 139 funds tracked by Wall St. Rank hold SPOK as of Q1 2026.

Two Sigma Investments held 19,900 shares of Spok Holdings worth $217K as of Q1 2026.
Two Sigma Investments sold 42,687 Spok Holdings shares in Q1 2026, an estimated $543K.
Spok Holdings made up ﹤0.01% of Two Sigma Investments's portfolio in Q1 2026, its #4252 holding.
Two Sigma Investments first reported a position in Spok Holdings in Q2 2013 and has held it in 42 quarters since.
Two Sigma Investments's Spok Holdings position peaked at $4.54M in Q2 2023.
139 funds tracked by Wall St. Rank held Spok Holdings as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.