On this page, we present all of the funds holding CTOS from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding CTOS, with a link to that fund's top holdings. The next columns indicate the amount of CTOS stock held by each of the funds holding CTOS, followed by the CTOS position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 130 funds holding CTOS within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Platinum Equity Advisors LLC DE. For more details on the positions held by Platinum Equity Advisors LLC DE (or by any of the other funds holding CTOS), click the fund name in the "Holder" column of the funds-holding-CTOS table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Platinum Equity Advisors LLC DE	148,600,000	$918,348	12/31/2023
CTOS	148,600,000	$918,348	12/31/2023
ECP ControlCo LLC	25,738,988	$159,067	12/31/2023
CTOS	25,738,988	$159,067	12/31/2023
Federated Hermes Inc.	4,741,512	$29,303	12/31/2023
CTOS	4,741,512	$29,303	12/31/2023
BlackRock Inc.	3,935,827	$24,323	12/31/2023
CTOS	3,935,827	$24,323	12/31/2023
Canvas Wealth Advisors LLC	3,413,242	$21,299	12/31/2023
CTOS	3,413,242	$21,299	12/31/2023
Vanguard Group Inc.	3,111,000	$19,226	12/31/2023
CTOS	3,111,000	$19,226	12/31/2023
Alyeska Investment Group L.P.		$15,120	12/31/2023
CTOS	1,966,983	$12,156	12/31/2023
Call	479,592	$2,964	12/31/2023
Gilder Gagnon Howe & Co. LLC	2,160,864	$13,354	12/31/2023
CTOS	2,160,864	$13,354	12/31/2023
Mirae Asset Global Investments Co. Ltd.	2,137,541	$13,210	12/31/2023
CTOS	2,137,541	$13,210	12/31/2023
Clearbridge Investments LLC	1,878,893	$11,612	12/31/2023
CTOS	1,878,893	$11,612	12/31/2023
Allspring Global Investments Holdings LLC	1,700,194	$9,895	03/31/2024
CTOS	1,700,194	$9,895	03/31/2024
R.P. Boggs & Co. Wealth Mangement	1,317,821	$8,144	12/31/2023
CTOS	1,317,821	$8,144	12/31/2023
Geode Capital Management LLC	1,254,723	$7,755	12/31/2023
CTOS	1,254,723	$7,755	12/31/2023
Schroder Investment Management Group	1,182,403	$7,307	12/31/2023
CTOS	1,182,403	$7,307	12/31/2023
Dimensional Fund Advisors LP	1,162,814	$7,188	12/31/2023
CTOS	1,162,814	$7,188	12/31/2023
State Street Corp	1,156,654	$7,148	12/31/2023
CTOS	1,156,654	$7,148	12/31/2023
Portolan Capital Management LLC	1,042,255	$6,441	12/31/2023
CTOS	1,042,255	$6,441	12/31/2023
ArrowMark Colorado Holdings LLC	1,002,000	$6,192	12/31/2023
CTOS	1,002,000	$6,192	12/31/2023
Loomis Sayles & Co. L P	775,452	$4,792	12/31/2023
CTOS	775,452	$4,792	12/31/2023
Putnam Investments LLC	633,823	$3,917	12/31/2023
CTOS	633,823	$3,917	12/31/2023
Bank of America Corp DE	579,973	$3,584	12/31/2023
CTOS	579,973	$3,584	12/31/2023
Northern Trust Corp	550,970	$3,405	12/31/2023
CTOS	550,970	$3,405	12/31/2023
Charles Schwab Investment Management Inc.	456,254	$2,820	12/31/2023
CTOS	456,254	$2,820	12/31/2023
First Trust Advisors LP	390,691	$2,414	12/31/2023
CTOS	390,691	$2,414	12/31/2023
Morgan Stanley		$2,105	12/31/2023
CTOS	339,850	$2,100	12/31/2023
CTOS.WT	66,600	$5	12/31/2023
Janus Henderson Group PLC	302,834	$1,871	12/31/2023
CTOS	302,834	$1,871	12/31/2023
Bank of New York Mellon Corp	272,192	$1,682	12/31/2023
CTOS	272,192	$1,682	12/31/2023
Marshall Wace LLP		$1,545	12/31/2023
Call	250,000	$1,545	12/31/2023
Two Sigma Advisers LP	239,000	$1,477	12/31/2023
CTOS	239,000	$1,477	12/31/2023
Renaissance Technologies LLC	237,300	$1,467	12/31/2023
CTOS	237,300	$1,467	12/31/2023
Two Sigma Investments LP	213,447	$1,319	12/31/2023
CTOS	213,447	$1,319	12/31/2023
Nuveen Asset Management LLC	200,057	$1,236	12/31/2023
CTOS	200,057	$1,236	12/31/2023
GSA Capital Partners LLP	192,543	$1,190	12/31/2023
CTOS	192,543	$1,190	12/31/2023
Millennium Management LLC	192,145	$1,187	12/31/2023
CTOS	192,145	$1,187	12/31/2023
Register Financial Advisors LLC	179,300	$1,044	03/31/2024
CTOS	179,300	$1,044	03/31/2024
Sendero Wealth Management LLC	152,800	$889	03/31/2024
CTOS	152,800	$889	03/31/2024
Citadel Advisors LLC		$846	12/31/2023
CTOS	131,303	$811	12/31/2023
Call	5,700	$35	12/31/2023
Sei Investments Co.	135,835	$839	12/31/2023
CTOS	135,835	$839	12/31/2023
Black Diamond Financial LLC		$771	12/31/2023
CTOS	121,635	$752	12/31/2023
CTOS.WT	275,328	$19	12/31/2023
Swiss National Bank	121,300	$750	12/31/2023
CTOS	121,300	$750	12/31/2023
Algert Global LLC	112,305	$694	12/31/2023
CTOS	112,305	$694	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	100,525	$621	12/31/2023
CTOS	100,525	$621	12/31/2023
Royal Bank of Canada	97,862	$605	12/31/2023
CTOS	97,862	$605	12/31/2023
Barclays PLC	90,308	$558	12/31/2023
CTOS	90,308	$558	12/31/2023
JPMorgan Chase & Co.		$548	12/31/2023
CTOS	76,937	$475	12/31/2023
CTOS.WT	1,045,361	$73	12/31/2023
SG Americas Securities LLC	84,169	$520	12/31/2023
CTOS	84,169	$520	12/31/2023
State of Wisconsin Investment Board	81,138	$501	12/31/2023
CTOS	81,138	$501	12/31/2023
Invesco Ltd.	79,051	$489	12/31/2023
CTOS	79,051	$489	12/31/2023
Rhumbline Advisers	75,201	$465	12/31/2023
CTOS	75,201	$465	12/31/2023
UBS Asset Management Americas Inc.	74,253	$459	12/31/2023
CTOS	74,253	$459	12/31/2023
Pine Valley Investments Ltd Liability Co	73,000	$451	12/31/2023
CTOS	73,000	$451	12/31/2023
UBS Group AG	71,493	$442	12/31/2023
CTOS	71,493	$442	12/31/2023
Goldman Sachs Group Inc.		$417	12/31/2023
CTOS	66,741	$412	12/31/2023
CTOS.WT	73,720	$5	12/31/2023
California State Teachers Retirement System	64,087	$396	12/31/2023
CTOS	64,087	$396	12/31/2023
Legal & General Group Plc	62,351	$385	12/31/2023
CTOS	62,351	$385	12/31/2023
Alliancebernstein L.P.	57,630	$356	12/31/2023
CTOS	57,630	$356	12/31/2023
Jump Financial LLC	54,294	$336	12/31/2023
CTOS	54,294	$336	12/31/2023
Susquehanna International Group LLP		$332	12/31/2023
Call	35,000	$216	12/31/2023
CTOS	34,758	$215	12/31/2023
Put	16,300	$101	12/31/2023
CTOS.WT	24,520	$2	12/31/2023
Susquehanna Portfolio Strategies LLC	53,652	$332	12/31/2023
CTOS	53,652	$332	12/31/2023
Fort Baker Capital Management LP		$328	12/31/2023
CTOS.WT	4,686,160	$328	12/31/2023
New York Life Investment Management LLC	51,256	$317	12/31/2023
CTOS	51,256	$317	12/31/2023
D. E. Shaw & Co. Inc.		$301	12/31/2023
CTOS	29,971	$185	12/31/2023
CTOS.WT	1,658,027	$116	12/31/2023
Campbell & CO Investment Adviser LLC	47,716	$295	12/31/2023
CTOS	47,716	$295	12/31/2023
Kennedy Capital Management Inc.	45,597	$282	12/31/2023
CTOS	45,597	$282	12/31/2023
LPL Financial LLC	45,354	$280	12/31/2023
CTOS	45,354	$280	12/31/2023
Bedel Financial Consulting Inc.	45,227	$280	12/31/2023
CTOS	45,227	$280	12/31/2023
Credit Suisse AG	42,167	$261	12/31/2023
CTOS	42,167	$261	12/31/2023
Wells Fargo & Company MN	35,881	$222	12/31/2023
CTOS	35,881	$222	12/31/2023
Visionary Wealth Advisors	35,000	$216	12/31/2023
CTOS	35,000	$216	12/31/2023
Y Intercept Hong Kong Ltd	34,747	$215	12/31/2023
CTOS	34,747	$215	12/31/2023
The Manufacturers Life Insurance Company	31,942	$197	12/31/2023
CTOS	31,942	$197	12/31/2023
MetLife Investment Management LLC	31,446	$194	12/31/2023
CTOS	31,446	$194	12/31/2023
Mariner LLC	30,775	$190	12/31/2023
CTOS	30,775	$190	12/31/2023
Quadrature Capital Ltd	29,875	$184	12/31/2023
CTOS	29,875	$184	12/31/2023
M&T Bank Corp	29,489	$183	12/31/2023
CTOS	29,489	$183	12/31/2023
Ionic Capital Management LLC		$179	12/31/2023
CTOS.WT	2,553,891	$179	12/31/2023
American International Group Inc.	28,202	$174	12/31/2023
CTOS	28,202	$174	12/31/2023
PDT Partners LLC	27,970	$173	12/31/2023
CTOS	27,970	$173	12/31/2023
Jane Street Group LLC	27,473	$170	12/31/2023
CTOS	27,473	$170	12/31/2023
Deutsche Bank AG	27,358	$169	12/31/2023
CTOS	27,358	$169	12/31/2023
Voya Investment Management LLC	26,210	$162	12/31/2023
CTOS	26,210	$162	12/31/2023
American Century Companies Inc.	21,093	$130	12/31/2023
CTOS	21,093	$130	12/31/2023
AXQ Capital LP	20,035	$124	12/31/2023
CTOS	20,035	$124	12/31/2023
XTX Topco Ltd	19,733	$122	12/31/2023
CTOS	19,733	$122	12/31/2023
Creative Planning	19,209	$119	12/31/2023
CTOS	19,209	$119	12/31/2023
AQR Capital Management LLC	18,457	$114	12/31/2023
CTOS	18,457	$114	12/31/2023
Sherbrooke Park Advisers LLC	18,069	$112	12/31/2023
CTOS	18,069	$112	12/31/2023
Arizona State Retirement System	17,210	$106	12/31/2023
CTOS	17,210	$106	12/31/2023
State Board of Administration of Florida Retirement System	16,220	$100	12/31/2023
CTOS	16,220	$100	12/31/2023
Tower Research Capital LLC TRC	16,011	$99	12/31/2023
CTOS	16,011	$99	12/31/2023
Arbor Wealth Advisors LLC	15,260	$89	03/31/2024
CTOS	15,260	$89	03/31/2024
Mercer Global Advisors Inc. ADV	14,156	$87	12/31/2023
CTOS	14,156	$87	12/31/2023
Corton Capital Inc.	13,870	$86	12/31/2023
CTOS	13,870	$86	12/31/2023
Price T Rowe Associates Inc. MD	13,513	$84	12/31/2023
CTOS	13,513	$84	12/31/2023
Graham Capital Management L.P.	13,072	$81	12/31/2023
CTOS	13,072	$81	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	13,010	$80	12/31/2023
CTOS	13,010	$80	12/31/2023
Brevan Howard Capital Management LP	11,782	$73	12/31/2023
CTOS	11,782	$73	12/31/2023
Citigroup Inc.	9,175	$57	12/31/2023
CTOS	9,175	$57	12/31/2023
Aquatic Capital Management LLC	9,100	$56	12/31/2023
CTOS	9,100	$56	12/31/2023
New York State Common Retirement Fund	8,894	$55	12/31/2023
CTOS	8,894	$55	12/31/2023
Amalgamated Bank	8,211	$51	12/31/2023
CTOS	8,211	$51	12/31/2023
EntryPoint Capital LLC	5,384	$33	12/31/2023
CTOS	5,384	$33	12/31/2023
DekaBank Deutsche Girozentrale	4,959	$31	12/31/2023
CTOS	4,959	$31	12/31/2023
Lazard Asset Management LLC	4,959	$30	12/31/2023
CTOS	4,959	$30	12/31/2023
Ameritas Investment Partners Inc.	4,543	$28	12/31/2023
CTOS	4,543	$28	12/31/2023
Advisor Group Holdings Inc.	3,325	$21	12/31/2023
CTOS	3,325	$21	12/31/2023
Walleye Capital LLC		$18	12/31/2023
CTOS.WT	255,420	$18	12/31/2023
Context Capital Management LLC		$17	12/31/2023
CTOS.WT	236,449	$17	12/31/2023
Healthcare of Ontario Pension Plan Trust Fund		$17	12/31/2023
CTOS.WT	239,592	$17	12/31/2023
Qube Research & Technologies Ltd	2,462	$15	12/31/2023
CTOS	2,462	$15	12/31/2023
Wolverine Asset Management LLC		$14	12/31/2023
CTOS.WT	203,227	$14	12/31/2023
Metropolitan Life Insurance Co NY	2,110	$13	12/31/2023
CTOS	2,110	$13	12/31/2023
Skaana Management L.P.		$9	12/31/2023
CTOS.WT	127,597	$9	12/31/2023
FMR LLC	1,172	$7	12/31/2023
CTOS	1,172	$7	12/31/2023
GAMMA Investing LLC	1,096	$6	03/31/2024
CTOS	1,096	$6	03/31/2024
Private Trust Co. NA	812	$5	12/31/2023
CTOS	812	$5	12/31/2023
LMR Partners LLP		$5	12/31/2023
CTOS.WT	74,300	$5	12/31/2023
Commonwealth Equity Services LLC		$2	12/31/2023
CTOS.WT	29,000	$2	12/31/2023
Davidson Kempner Capital Management LP		$2	12/31/2023
CTOS.WT	34,137	$2	12/31/2023
Global Retirement Partners LLC	322	$2	12/31/2023
CTOS	322	$2	12/31/2023
Fortitude Family Office LLC	228	$1	03/31/2024
CTOS	228	$1	03/31/2024
MML Investors Services LLC		$1	12/31/2023
CTOS.WT	17,500	$1	12/31/2023
Comerica Bank	100	$1	12/31/2023
CTOS	100	$1	12/31/2023
Envestnet Asset Management Inc.		$1	12/31/2023
CTOS.WT	17,500	$1	12/31/2023
Warberg Asset Management LLC		$1	12/31/2023
CTOS.WT	15,900	$1	12/31/2023
CWM LLC	55	$0	03/31/2024
CTOS	55	$0	03/31/2024
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
CTOS	0	$0	12/31/2023
CTOS.WT	0	$0	12/31/2023
Nisa Investment Advisors LLC	65	$0	12/31/2023
CTOS	65	$0	12/31/2023
Allworth Financial LP	21	$0	12/31/2023
CTOS	21	$0	12/31/2023
Covestor Ltd	24	$0	12/31/2023
CTOS	24	$0	12/31/2023
Farther Finance Advisors LLC	1	$0	12/31/2023
CTOS	1	$0	12/31/2023

See Summary: Institutional Holders of CTOS
See Details: Top 10 Hedge Funds Holding CTOS
Also See: CTOS Insider Buying
Also See: CTOS Holdings Changes

CTOS — Current Quote

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CTOS — Performance