MARSHALL WACE, LLP

Position in RHI — Robert Half Inc.

CIK 1318757 LONDON, X0

Position in RHI

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$5,479,947

+$3,841,005 QoQ

Shares Held

215,746

+257.5% QoQ

Ownership

0.211%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

18 quarters on record

Voting authority Sole 0% Shared 100% None 0%

Industrials · as of Mar 31, 2026

MARSHALL WACE, LLP holds $11,930,343 across 5 Staffing & Employment Services names. RHI ranks #1 (45.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	RHI	Robert Half Inc. This page	215,746	$5,479,947
2	MAN	ManpowerGroup Inc.	143,886	$4,238,880
3	KELYA	Kelly Services Inc	109,810	$971,818
4	BBSI	Barrett Business Services Inc	25,699	$749,896
5	NSP	Insperity, Inc.	18,114	$489,802

18 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$5,479,947	215,746	+257.5%	Shares	Other	2026-05-15
2025-12-31	$1,638,942	60,344	+350.3%	Shares	Other	2026-02-13
2025-03-31	$730,970	13,400	-29.8%	Shares	Other	2025-05-15
2024-12-31	$1,344,869	19,087	-94.6%	Shares	Other	2025-02-13
2024-09-30	$23,897,249	354,506	-25.5%	Shares	Other	2024-11-14
2024-06-30	$30,442,131	475,807	+166.7%	Shares	Other	2024-08-14
2024-03-31	$14,146,326	178,435	-30.6%	Shares	Other	2024-05-15
2023-12-31	$22,618,650	257,264	+1289.4%	Shares	Other	2024-02-14
2023-09-30	$1,356,852	18,516	-94.2%	Shares	Other	2023-11-14
2022-09-30	$24,280,717	317,395	+957.4%	Shares	Other	2022-11-14
2022-06-30	$2,247,898	30,016	+14.8%	Shares	Other	2022-08-15
2022-03-31	$2,985,806	26,150	-38.2%	Shares	Other	2022-05-16
2021-12-31	$4,721,979	42,342	+1725.9%	Shares	Other	2022-02-14
2021-09-30	$232,665	2,319	-98.6%	Shares	Sole	2021-11-15
2021-03-31	$13,147,222	168,403	+1581.2%	Shares	Sole	2021-05-17
2020-09-30	$530,299	10,017	-46.6%	Shares	Sole	2020-11-16
2020-06-30	$991,460	18,767	+5953.9%	Shares	Sole	2020-08-13
2020-03-31	$11,702	310	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.