There is a long list of 301 institutional holders of FSS within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of FSS by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-FSS table below, the initial column indicates the name of each top institutional holder of FSS, with a link to that fund's top holdings. The next columns indicate the amount of FSS stock held by each of the institutional holders of FSS, followed by the FSS position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	9,346,305	$717,235	12/31/2023
FSS	9,346,305	$717,235	12/31/2023
Vanguard Group Inc.	6,679,305	$512,570	12/31/2023
FSS	6,679,305	$512,570	12/31/2023
Macquarie Group Ltd.	3,000,807	$230,282	12/31/2023
FSS	3,000,807	$230,282	12/31/2023
FMR LLC	2,742,729	$210,477	12/31/2023
FSS	2,742,729	$210,477	12/31/2023
T. Rowe Price Investment Management Inc.	2,512,895	$192,840	12/31/2023
FSS	2,512,895	$192,840	12/31/2023
State Street Corp	2,228,514	$171,016	12/31/2023
FSS	2,228,514	$171,016	12/31/2023
Dimensional Fund Advisors LP	1,793,535	$137,638	12/31/2023
FSS	1,793,535	$137,638	12/31/2023
Silvercrest Asset Management Group LLC	1,472,353	$112,988	12/31/2023
FSS	1,472,353	$112,988	12/31/2023
Conestoga Capital Advisors LLC	1,350,214	$103,615	12/31/2023
FSS	1,350,214	$103,615	12/31/2023
Van Berkom & Associates Inc.	1,332,018	$102,219	12/31/2023
FSS	1,332,018	$102,219	12/31/2023
Geode Capital Management LLC	1,269,972	$97,469	12/31/2023
FSS	1,269,972	$97,469	12/31/2023
Invesco Ltd.	960,603	$73,717	12/31/2023
FSS	960,603	$73,717	12/31/2023
Driehaus Capital Management LLC	863,836	$66,291	12/31/2023
FSS	863,836	$66,291	12/31/2023
Westwood Holdings Group Inc.	837,119	$64,241	12/31/2023
FSS	837,119	$64,241	12/31/2023
Brown Advisory Inc.	820,591	$62,972	12/31/2023
FSS	820,591	$62,972	12/31/2023
GW&K Investment Management LLC	777,274	$59,648	12/31/2023
FSS	777,274	$59,648	12/31/2023
Price T Rowe Associates Inc. MD	740,136	$56,799	12/31/2023
FSS	740,136	$56,799	12/31/2023
Norges Bank	679,305	$52,130	12/31/2023
FSS	679,305	$52,130	12/31/2023
Northern Trust Corp	663,221	$50,896	12/31/2023
FSS	663,221	$50,896	12/31/2023
Charles Schwab Investment Management Inc.	649,953	$49,877	12/31/2023
FSS	649,953	$49,877	12/31/2023
Neumeier Poma Investment Counsel LLC	565,611	$43,405	12/31/2023
FSS	565,611	$43,405	12/31/2023
Global Alpha Capital Management Ltd.	545,713	$41,878	12/31/2023
FSS	545,713	$41,878	12/31/2023
Morgan Stanley	543,369	$41,698	12/31/2023
FSS	543,369	$41,698	12/31/2023
Bank of New York Mellon Corp	530,043	$40,675	12/31/2023
FSS	530,043	$40,675	12/31/2023
Putnam Investments LLC	524,962	$40,286	12/31/2023
FSS	524,962	$40,286	12/31/2023
Gamco Investors INC. ET AL	444,793	$34,133	12/31/2023
FSS	444,793	$34,133	12/31/2023
Bank of America Corp DE	438,856	$33,678	12/31/2023
FSS	438,856	$33,678	12/31/2023
First Trust Advisors LP	432,897	$33,221	12/31/2023
FSS	432,897	$33,221	12/31/2023
Vaughan Nelson Investment Management L.P.	388,263	$32,952	03/31/2024
FSS	388,263	$32,952	03/31/2024
Nuveen Asset Management LLC	416,648	$31,974	12/31/2023
FSS	416,648	$31,974	12/31/2023
Goldman Sachs Group Inc.	414,474	$31,807	12/31/2023
FSS	414,474	$31,807	12/31/2023
Robecosam AG	373,827	$28,687	12/31/2023
FSS	373,827	$28,687	12/31/2023
Eagle Asset Management Inc.	361,580	$27,748	12/31/2023
FSS	361,580	$27,748	12/31/2023
Principal Financial Group Inc.	333,377	$25,583	12/31/2023
FSS	333,377	$25,583	12/31/2023
UBS Group AG	285,099	$21,878	12/31/2023
FSS	285,099	$21,878	12/31/2023
Ameriprise Financial Inc.	279,254	$21,430	12/31/2023
FSS	279,254	$21,430	12/31/2023
Ranger Investment Management L.P.	278,205	$21,349	12/31/2023
FSS	278,205	$21,349	12/31/2023
Neuberger Berman Group LLC	261,308	$20,053	12/31/2023
FSS	261,308	$20,053	12/31/2023
Fort Washington Investment Advisors Inc. OH	239,709	$18,395	12/31/2023
FSS	239,709	$18,395	12/31/2023
Axiom International Investors LLC DE	239,455	$18,376	12/31/2023
FSS	239,455	$18,376	12/31/2023
RK Capital Management LLC	230,000	$17,650	12/31/2023
FSS	230,000	$17,650	12/31/2023
Prospect Capital Advisors LLC	215,900	$16,568	12/31/2023
FSS	215,900	$16,568	12/31/2023
Victory Capital Management Inc.	214,877	$16,490	12/31/2023
FSS	214,877	$16,490	12/31/2023
Pembroke Management LTD	205,022	$15,733	12/31/2023
FSS	205,022	$15,733	12/31/2023
Two Sigma Advisers LP	194,700	$14,941	12/31/2023
FSS	194,700	$14,941	12/31/2023
Panagora Asset Management Inc.	189,495	$14,542	12/31/2023
FSS	189,495	$14,542	12/31/2023
Gabelli Funds LLC	188,000	$14,427	12/31/2023
FSS	188,000	$14,427	12/31/2023
Legal & General Group Plc	173,462	$13,311	12/31/2023
FSS	173,462	$13,311	12/31/2023
Rhumbline Advisers	171,293	$13,145	12/31/2023
FSS	171,293	$13,145	12/31/2023
Aperture Investors LLC	164,946	$12,658	12/31/2023
FSS	164,946	$12,658	12/31/2023