SIMPLEX TRADING, LLC

Position in WK — Workiva Inc

CIK 1488542 CHICAGO, IL

Position in WK

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$727

-$1,515 QoQ

Shares Held

-42.3% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#282

of 301 holders

Holding Since

Mar 2020

17 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $69,051,915 across 79 Software - Application names. WK ranks #75 (0.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NOW	ServiceNow, Inc.	291,808	$28,970,698
2	DUOL	Duolingo, Inc.	53,120	$6,109,862
3	CRM	Salesforce, Inc.	26,181	$4,101,515
4	FROG	JFrog Ltd	39,699	$3,607,845
5	TEAM	Atlassian Corp	34,025	$2,646,804
6	CDNS	Cadence Design Systems Inc	4,840	$1,816,548
7	FIG	Figma, Inc.	98,975	$1,790,457
8	GRAB	Grab Holdings Ltd	409,315	$1,543,117

17 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$727	15	-42.3%	Shares	Sole	2026-08-12
2025-12-31	$2,242	26	-92.4%	Shares	Sole	2026-02-11
2025-06-30	$23,273	340	-32.4%	Shares	Sole	2025-08-05
2025-03-31	$38,182	503	-48.1%	Shares	Sole	2025-05-12
2024-09-30	$76,667	969	-88.0%	Shares	Sole	2024-11-08
2024-06-30	$591,291	8,101	+15478.8%	Shares	Sole	2024-07-25
2024-03-31	$4	52	-99.7%	Shares	Sole	2024-04-25
2023-06-30	$1,930,320	18,988	+94840.0%	Shares	Sole	2023-08-04
2022-09-30	$1,556	20	-72.2%	Shares	Sole	2022-11-04
2022-06-30	$4,751	72	-98.3%	Shares	Sole	2022-08-03
2021-09-30	$594,005	4,214	0.0%	Shares	Sole	2021-10-28
2021-06-30	$469,144	4,214	+77.7%	Shares	Sole	2021-08-12
2021-03-31	$209,264	2,371	-80.2%	Shares	Sole	2021-04-26
2020-12-31	$1,096,416	11,967	+263.3%	Shares	Sole	2021-02-02
2020-09-30	$183,673	3,294	-41.2%	Shares	Sole	2020-10-14
2020-06-30	$299,704	5,603	+17.3%	Shares	Sole	2020-07-13
2020-03-31	$154,408	4,776	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.