There is a long list of 223 institutional holders of SXI 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 SXI by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-SXI table below, the initial column indicates the name of each top institutional holder of SXI, with a link to that fund's top holdings. The next columns indicate the amount of SXI stock held by each of the institutional holders of SXI, followed by the SXI 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.	1,808,806	$286,479	12/31/2023
SXI	1,808,806	$286,479	12/31/2023
Vanguard Group Inc.	1,415,927	$224,255	12/31/2023
SXI	1,415,927	$224,255	12/31/2023
Neuberger Berman Group LLC	831,742	$131,731	12/31/2023
SXI	831,742	$131,731	12/31/2023
Copeland Capital Management LLC	550,404	$100,295	03/31/2024
SXI	550,404	$100,295	03/31/2024
Champlain Investment Partners LLC	609,172	$96,481	12/31/2023
SXI	609,172	$96,481	12/31/2023
Silvercrest Asset Management Group LLC	597,224	$94,588	12/31/2023
SXI	597,224	$94,588	12/31/2023
Dimensional Fund Advisors LP	503,107	$79,683	12/31/2023
SXI	503,107	$79,683	12/31/2023
State Street Corp	460,967	$73,008	12/31/2023
SXI	460,967	$73,008	12/31/2023
Wasatch Advisors Inc.	288,470	$52,565	03/31/2024
SXI	288,470	$52,565	03/31/2024
Barrow Hanley Mewhinney & Strauss LLC	257,115	$40,722	12/31/2023
SXI	257,115	$40,722	12/31/2023
Northern Trust Corp	252,513	$39,993	12/31/2023
SXI	252,513	$39,993	12/31/2023
Geode Capital Management LLC	250,516	$39,682	12/31/2023
SXI	250,516	$39,682	12/31/2023
Goldman Sachs Group Inc.	188,380	$29,836	12/31/2023
SXI	188,380	$29,836	12/31/2023
Handelsbanken Fonder AB	152,700	$24,185	12/31/2023
SXI	152,700	$24,185	12/31/2023
Morgan Stanley	151,139	$23,938	12/31/2023
SXI	151,139	$23,938	12/31/2023
Leeward Investments LLC MA	125,034	$22,784	03/31/2024
SXI	125,034	$22,784	03/31/2024
Bank of New York Mellon Corp	119,145	$21,711	03/31/2024
SXI	119,145	$21,711	03/31/2024
Charles Schwab Investment Management Inc.	135,539	$21,467	12/31/2023
SXI	135,539	$21,467	12/31/2023
Allspring Global Investments Holdings LLC	102,168	$18,617	03/31/2024
SXI	102,168	$18,617	03/31/2024
Invesco Ltd.	103,995	$16,471	12/31/2023
SXI	103,995	$16,471	12/31/2023
Envestnet Asset Management Inc.	86,412	$13,686	12/31/2023
SXI	86,412	$13,686	12/31/2023
Gamco Investors INC. ET AL	81,000	$12,829	12/31/2023
SXI	81,000	$12,829	12/31/2023
Norges Bank	79,301	$12,560	12/31/2023
SXI	79,301	$12,560	12/31/2023
Principal Financial Group Inc.	65,313	$11,901	03/31/2024
SXI	65,313	$11,901	03/31/2024
Ameriprise Financial Inc.	71,158	$11,270	12/31/2023
SXI	71,158	$11,270	12/31/2023
Crawford Investment Counsel Inc.	67,599	$10,706	12/31/2023
SXI	67,599	$10,706	12/31/2023
Anchor Capital Management Company LLC	56,937	$10,375	03/31/2024
SXI	56,937	$10,375	03/31/2024
JPMorgan Chase & Co.	60,244	$9,541	12/31/2023
SXI	60,244	$9,541	12/31/2023
ProShare Advisors LLC	57,352	$9,083	12/31/2023
SXI	57,352	$9,083	12/31/2023
Thrivent Financial for Lutherans	49,124	$7,780	12/31/2023
SXI	49,124	$7,780	12/31/2023
Gabelli Funds LLC	48,900	$7,745	12/31/2023
SXI	48,900	$7,745	12/31/2023
Nicholas Investment Partners LP	48,555	$7,690	12/31/2023
SXI	48,555	$7,690	12/31/2023
Russell Investments Group Ltd.	45,918	$7,273	12/31/2023
SXI	45,918	$7,273	12/31/2023
Knights of Columbus Asset Advisors LLC	42,532	$6,736	12/31/2023
SXI	42,532	$6,736	12/31/2023
Victory Capital Management Inc.	40,322	$6,386	12/31/2023
SXI	40,322	$6,386	12/31/2023
Raymond James & Associates	33,858	$6,170	03/31/2024
SXI	33,858	$6,170	03/31/2024
Cerity Partners LLC	38,445	$6,089	12/31/2023
SXI	38,445	$6,089	12/31/2023
Rhumbline Advisers	35,163	$5,569	12/31/2023
SXI	35,163	$5,569	12/31/2023
Segall Bryant & Hamill LLC	34,058	$5,394	12/31/2023
SXI	34,058	$5,394	12/31/2023
Legal & General Group Plc	33,328	$5,278	12/31/2023
SXI	33,328	$5,278	12/31/2023
Prudential Financial Inc.	31,432	$4,978	12/31/2023
SXI	31,432	$4,978	12/31/2023
Nuveen Asset Management LLC	29,653	$4,696	12/31/2023
SXI	29,653	$4,696	12/31/2023
New York State Teachers Retirement System	25,475	$4,642	03/31/2024
SXI	25,475	$4,642	03/31/2024
Cove Street Capital LLC	27,996	$4,434	12/31/2023
SXI	27,996	$4,434	12/31/2023
Royal Bank of Canada	25,721	$4,074	12/31/2023
SXI	25,721	$4,074	12/31/2023
Two Sigma Advisers LP	25,063	$3,969	12/31/2023
SXI	25,063	$3,969	12/31/2023
Qube Research & Technologies Ltd	24,996	$3,959	12/31/2023
SXI	24,996	$3,959	12/31/2023
Public Sector Pension Investment Board	24,702	$3,912	12/31/2023
SXI	24,702	$3,912	12/31/2023
Swiss National Bank	23,300	$3,690	12/31/2023
SXI	23,300	$3,690	12/31/2023
First Trust Advisors LP	23,228	$3,679	12/31/2023
SXI	23,228	$3,679	12/31/2023