There is a long list of 377 institutional holders of SM 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 SM by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-SM table below, the initial column indicates the name of each top institutional holder of SM, with a link to that fund's top holdings. The next columns indicate the amount of SM stock held by each of the institutional holders of SM, followed by the SM 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.	20,179,832	$781,363	12/31/2023
SM	20,179,832	$781,363	12/31/2023
Vanguard Group Inc.	14,337,961	$555,166	12/31/2023
SM	14,337,961	$555,166	12/31/2023
State Street Corp	6,674,610	$258,441	12/31/2023
SM	6,674,610	$258,441	12/31/2023
Dimensional Fund Advisors LP	5,509,379	$213,326	12/31/2023
SM	5,509,379	$213,326	12/31/2023
JPMorgan Chase & Co.	3,636,810	$140,817	12/31/2023
SM	3,636,810	$140,817	12/31/2023
T. Rowe Price Investment Management Inc.	2,977,520	$115,290	12/31/2023
SM	2,977,520	$115,290	12/31/2023
Frontier Capital Management Co. LLC	2,970,472	$115,017	12/31/2023
SM	2,970,472	$115,017	12/31/2023
Geode Capital Management LLC	2,532,947	$98,087	12/31/2023
SM	2,532,947	$98,087	12/31/2023
River Road Asset Management LLC	1,758,754	$87,674	03/31/2024
SM	1,758,754	$87,674	03/31/2024
Macquarie Group Ltd.	2,222,918	$86,071	12/31/2023
SM	2,222,918	$86,071	12/31/2023
American Century Companies Inc.	1,919,768	$74,333	12/31/2023
SM	1,919,768	$74,333	12/31/2023
Bank of New York Mellon Corp	1,331,013	$66,351	03/31/2024
SM	1,331,013	$66,351	03/31/2024
Renaissance Technologies LLC	1,700,500	$65,843	12/31/2023
SM	1,700,500	$65,843	12/31/2023
Charles Schwab Investment Management Inc.	1,593,103	$61,685	12/31/2023
SM	1,593,103	$61,685	12/31/2023
Morgan Stanley	1,496,202	$57,933	12/31/2023
SM	1,496,202	$57,933	12/31/2023
Northern Trust Corp	1,395,042	$54,016	12/31/2023
SM	1,395,042	$54,016	12/31/2023
Aventail Capital Group LP	1,390,797	$53,852	12/31/2023
SM	1,390,797	$53,852	12/31/2023
Goldman Sachs Group Inc.	1,346,941	$52,154	12/31/2023
SM	1,346,941	$52,154	12/31/2023
Congress Asset Management Co. MA	1,021,032	$50,898	03/31/2024
SM	1,021,032	$50,898	03/31/2024
Westwood Holdings Group Inc.	1,293,271	$50,075	12/31/2023
SM	1,293,271	$50,075	12/31/2023
Invesco Ltd.	1,107,193	$42,871	12/31/2023
SM	1,107,193	$42,871	12/31/2023
Allspring Global Investments Holdings LLC	842,960	$42,022	03/31/2024
SM	842,960	$42,022	03/31/2024
First Trust Advisors LP	1,077,231	$41,710	12/31/2023
SM	1,077,231	$41,710	12/31/2023
Ameriprise Financial Inc.	1,025,067	$39,691	12/31/2023
SM	1,025,067	$39,691	12/31/2023
William Blair Investment Management LLC	1,010,713	$39,135	12/31/2023
SM	1,010,713	$39,135	12/31/2023
Palisade Capital Management LLC NJ	988,723	$38,283	12/31/2023
SM	988,723	$38,283	12/31/2023
Channing Capital Management LLC	932,435	$36,104	12/31/2023
SM	932,435	$36,104	12/31/2023
Principal Financial Group Inc.	639,680	$31,888	03/31/2024
SM	639,680	$31,888	03/31/2024
Tributary Capital Management LLC	567,725	$28,301	03/31/2024
SM	567,725	$28,301	03/31/2024
Wedge Capital Management L L P NC	565,836	$28,207	03/31/2024
SM	565,836	$28,207	03/31/2024
GW&K Investment Management LLC	685,056	$26,526	12/31/2023
SM	685,056	$26,526	12/31/2023
SIR Capital Management L.P.	667,600	$25,849	12/31/2023
SM	667,600	$25,849	12/31/2023
Nuveen Asset Management LLC	642,443	$24,875	12/31/2023
SM	642,443	$24,875	12/31/2023
Price T Rowe Associates Inc. MD	639,668	$24,769	12/31/2023
SM	639,668	$24,769	12/31/2023
Bank of America Corp DE	536,297	$20,765	12/31/2023
SM	536,297	$20,765	12/31/2023
Wellington Management Group LLP	511,420	$19,802	12/31/2023
SM	511,420	$19,802	12/31/2023
D. E. Shaw & Co. Inc.		$18,790	12/31/2023
SM	590,084	$22,848	12/31/2023
Put	104,800	$4,058	12/31/2023
Standard Life Aberdeen plc	466,012	$18,044	12/31/2023
SM	466,012	$18,044	12/31/2023
Prudential Financial Inc.	462,189	$17,896	12/31/2023
SM	462,189	$17,896	12/31/2023
Millennium Management LLC		$16,643	12/31/2023
SM	494,741	$19,156	12/31/2023
Put	64,900	$2,513	12/31/2023
Rhumbline Advisers	415,781	$16,099	12/31/2023
SM	415,781	$16,099	12/31/2023
Envestnet Asset Management Inc.	396,291	$15,344	12/31/2023
SM	396,291	$15,344	12/31/2023
Glenmede Trust Co. NA	389,368	$15,076	12/31/2023
SM	389,368	$15,076	12/31/2023
FMR LLC	389,177	$15,069	12/31/2023
SM	389,177	$15,069	12/31/2023
Legal & General Group Plc	382,540	$14,812	12/31/2023
SM	382,540	$14,812	12/31/2023
Oslo Asset Management AS	350,108	$13,556	12/31/2023
SM	350,108	$13,556	12/31/2023
Bank of Montreal Can		$13,088	12/31/2023
Call	323,000	$12,629	12/31/2023
SM	32,842	$1,284	12/31/2023
Put	21,100	$825	12/31/2023
Brandywine Global Investment Management LLC	317,931	$12,310	12/31/2023
SM	317,931	$12,310	12/31/2023
Susquehanna International Group LLP		$11,062	12/31/2023
SM	307,784	$11,917	12/31/2023
Put	120,900	$4,681	12/31/2023
Call	98,800	$3,826	12/31/2023
California Public Employees Retirement System	218,001	$10,867	03/31/2024
SM	218,001	$10,867	03/31/2024