Select Medical HoldingsSEM
13F holders, Q1 2024 (March 31)250holders
6famous investors
$30.21avg. 13F price*
At the end of Q1 2024, 250 institutions reported holding Select Medical Holdings Corp. (SEM) in their 13F filings. The largest holders were T. Rowe Price Associates Inc. ($518.6M), BlackRock Inc. ($497.1M) and Vanguard Group Inc. ($391.9M). 6 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Joel Greenblatt (0.0% of Gotham Asset Management's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Select Medical Holdings Corp.
- CUSIP
- 81619Q105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 36 | $103.2M |
| Exits | 31 | $23.3M |
Ownership 250 holders
| T. Rowe Price Associates Inc. | 0.06% | Add +0.5% | 17,202,219 | $518.6M |
| BlackRock Inc. | 0.01% | Reduce -2.1% | 16,486,752 | $497.1M |
| Vanguard Group Inc. | 0.01% | Add +5.3% | 12,997,891 | $391.9M |
| T. Rowe Price Investment Management, Inc. | 0.10% | Reduce -5.0% | 5,663,236 | $170.7M |
| Dimensional Fund Advisors LP | 0.04% | Reduce -0.6% | 4,403,194 | $132.8M |
| State Street Corp. | 0.01% | Reduce -0.6% | 4,154,637 | $125.3M |
| Camber Capital Management LP | 3.61% | No change | 3,400,000 | $102.5M |
| Geode Capital Management, LLC | 0.01% | Add +3.0% | 2,261,124 | $68.2M |
| Principal Financial Group Inc. | 0.04% | Add +4.5% | 2,241,823 | $67.6M |
| Bank of New York Mellon Corp | 0.01% | Reduce -2.6% | 1,857,776 | $56.0M |
| 8 Knots Management, LLC | 4.81% | New | 1,421,058 | $49.8M |
| Invesco Ltd. | 0.01% | Reduce -5.6% | 1,589,818 | $47.9M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +6.0% | 1,555,765 | $46.9M |
| Victory Capital Management Inc. | 0.04% | Reduce -15.0% | 1,478,157 | $44.6M |
| Norges Bank | 0.01% | Reduce -6.4% | 1,367,041 | $41.2M |
| Nuveen Asset Management, LLC | 0.01% | Add +20.0% | 1,266,767 | $38.2M |
| Northern Trust Corp. | 0.01% | Reduce -2.6% | 1,207,104 | $36.4M |
| Morgan Stanley | 0.00% | Reduce -16.2% | 1,127,976 | $34.0M |
| Bank of America Corp. | 0.00% | Add +13.7% | 1,028,304 | $31.0M |
| LSV Asset Management | 0.05% | Reduce -46.2% | 803,017 | $24.2M |
| Arrowstreet Capital, Limited Partnership | 0.02% | Add +18.5% | 755,201 | $22.8M |
| Voya Investment Management LLC | 0.02% | Add +446.3% | 718,514 | $21.7M |
| Goldman Sachs Group Inc. | 0.00% | Add +19.7% | 569,081 | $17.2M |
| JPMorgan Chase & Co. | 0.00% | Add +10.6% | 387,395 | $11.7M |
| Dana Investment Advisors, Inc. | 0.38% | New | 375,295 | $11.3M |
| Royce & Associates LP | 0.09% | Reduce -4.8% | 340,850 | $10.3M |
| Ameriprise Financial Inc. | 0.00% | Reduce -3.0% | 336,462 | $10.1M |
| Foundry Partners, LLC | 0.54% | Add +9.6% | 333,826 | $10.1M |
| Woodline Partners LP | 0.09% | New | 332,337 | $10.0M |
| Rhumbline Advisers | 0.01% | Add +0.3% | 318,976 | $9.6M |
| Clough Capital Partners L P | 1.05% | Reduce -0.3% | 315,984 | $9.5M |
| Hotchkis & Wiley Capital Management LLC | 0.03% | Add +37.2% | 313,670 | $9.5M |
| Assenagon Asset Management S.A. | 0.02% | Add +450.9% | 309,273 | $9.3M |
| Point72 Asset Management | 0.03% | New | 301,800 | $9.1M |
| Legal & General Group Plc | 0.00% | Add +0.1% | 300,585 | $9.1M |
| FMR LLC | 0.00% | Add +47.2% | 293,548 | $8.9M |
| Wells Fargo & Company | 0.00% | Add +11.5% | 287,534 | $8.7M |
| Marshall Wace, LLP | 0.01% | Reduce -46.9% | 280,769 | $8.5M |
| First Eagle Investment Management, LLC | 0.02% | Add +14.8% | 275,559 | $8.3M |
| Raymond James & Associates | 0.01% | Add +19.3% | 274,079 | $8.3M |
| Envestnet Asset Management Inc. | 0.00% | Add +24.6% | 262,931 | $7.9M |
| Millennium Management | 0.01% | Add +97.2% | 239,382 | $7.2M |
| Public Sector Pension Investment Board | 0.05% | Reduce -1.2% | 215,503 | $6.5M |
| Swiss National Bank | 0.00% | Add +1.0% | 215,100 | $6.5M |
| Baird Financial Group, Inc. | 0.01% | Add +29.1% | 209,091 | $6.3M |
| Trexquant Investment LP | 0.12% | Add +40.8% | 207,393 | $6.3M |
| WINTON GROUP Ltd | 0.43% | New | 202,613 | $6.1M |
| Sivik Global Healthcare LLC | 2.19% | Reduce -20.0% | 200,000 | $6.0M |
| Two Sigma Investments, LP | 0.01% | Reduce -39.9% | 181,015 | $5.5M |
| Knights of Columbus Asset Advisors LLC | 0.37% | Add +1.2% | 169,836 | $5.1M |
| CX Institutional | 0.25% | New | 168,872 | $5.1M |
| Credit Suisse AG/ | 0.00% | Add +3.0% | 160,914 | $4.9M |
| Essex Investment Management Co. LLC | 0.93% | Add +16.9% | 156,574 | $4.7M |
| State of Wisconsin Investment Board | 0.01% | Reduce -13.0% | 146,752 | $4.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +9.7% | 146,277 | $4.4M |
| First Trust Advisors LP | 0.00% | Add +82.0% | 145,979 | $4.4M |
| Prudential Financial Inc. | 0.01% | Reduce -59.5% | 141,194 | $4.3M |
| Huber Capital Management LLC | 0.91% | Reduce -16.7% | 133,541 | $4.0M |
| Alliancebernstein L.P. | 0.00% | No change | 132,471 | $4.0M |
| Two Sigma Advisers, LP | 0.01% | Add +12.5% | 129,600 | $3.9M |
| Denali Advisors LLC | 1.11% | Add +96.7% | 125,483 | $3.8M |
| Algert Global LLC | 0.14% | Reduce -29.0% | 119,510 | $3.6M |
| South Dakota Investment Council | 0.07% | Reduce -5.1% | 111,766 | $3.4M |
| D. E. Shaw & Co. | 0.00% | Reduce -35.7% | 110,125 | $3.3M |
| California State Teachers Retirement System | 0.00% | Reduce -4.5% | 108,625 | $3.3M |
| State of New Jersey Common Pension Fund D | 0.01% | Reduce -8.9% | 99,682 | $3.0M |
| CANADA LIFE ASSURANCE Co | 0.01% | Add +3.8% | 98,657 | $3.0M |
| Qube Research & Technologies Ltd | 0.01% | Reduce -69.9% | 95,269 | $2.9M |
| Barclays PLC | 0.00% | Reduce -45.6% | 94,719 | $2.9M |
| New York State Common Retirement Fund | 0.00% | Add +7.4% | 93,699 | $2.8M |
| Russell Investments Group, Ltd. | 0.00% | Add +150.8% | 92,160 | $2.8M |
| Texas Permanent School Fund Corp. | 0.02% | Add +1.4% | 92,013 | $2.8M |
| Thrivent Financial for Lutherans | 0.01% | Reduce -2.6% | 91,406 | $2.8M |
| UBS Group AG | 0.00% | Reduce -13.5% | 91,024 | $2.7M |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 0.03% | No change | 98,361 | $2.7M |
| Cubist Systematic Strategies, LLC | 0.03% | Add +155.8% | 85,906 | $2.6M |
| Royal Bank of Canada | 0.00% | Reduce -24.6% | 84,150 | $2.5M |
| Man Group plc | 0.01% | Add +0.2% | 82,846 | $2.5M |
| Romano Brothers and Company | 0.32% | Add +2.6% | 78,400 | $2.4M |
| Icon Advisers Inc. | 0.52% | No change | 78,800 | $2.3M |
| Wedge Capital Management L L P | 0.04% | Add +65.8% | 75,103 | $2.3M |
| Paralel Advisors LLC | 0.10% | No change | 73,981 | $2.2M |
| Comerica Bank | 0.01% | Add +30.1% | 68,485 | $2.1M |
| Citigroup Inc. | 0.00% | Reduce -19.5% | 67,390 | $2.0M |
| State of Alaska, Department of Revenue | 0.02% | Reduce -1.0% | 64,047 | $1.9M |
| Sei Investments Co. | 0.00% | Reduce -19.7% | 63,541 | $1.9M |
| Cerity Partners LLC | 0.01% | New | 62,901 | $1.9M |
| State of Tennessee, Department of Treasury | 0.01% | Reduce -21.7% | 59,384 | $1.8M |
| Illinois Municipal Retirement Fund | 0.03% | Reduce -2.6% | 58,245 | $1.8M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +8.7% | 57,851 | $1.7M |
| Franklin Resources Inc. | 0.00% | New | 57,384 | $1.7M |
| Deutsche Bank AG | 0.00% | Add +3.0% | 56,536 | $1.7M |
| American International Group, Inc. | 0.01% | Reduce -0.9% | 56,128 | $1.7M |
| BNP Paribas Financial Markets | 0.00% | Add +26.1% | 55,543 | $1.7M |
| New York State Teachers Retirement System | 0.00% | No change | 54,006 | $1.6M |
| MetLife Investment Management, LLC | 0.01% | Reduce -2.8% | 53,424 | $1.6M |
| Louisiana State Employees Retirement System | 0.03% | Reduce -0.9% | 52,100 | $1.6M |
| Yousif Capital Management, LLC | 0.02% | Reduce -8.8% | 47,885 | $1.4M |
| Janus Henderson Group PLC | 0.00% | Add +0.0% | 47,624 | $1.4M |
| Ensign Peak Advisors, Inc | 0.00% | Reduce -4.8% | 45,147 | $1.4M |
| Capital Impact Advisors, LLC | 1.67% | Add +92.3% | 42,734 | $1.3M |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | Reduce -1.8% | 46,452 | $1.2M |
| M&T Bank Corp | 0.00% | Add +11.3% | 39,189 | $1.2M |
| Wesbanco Bank Inc. | 0.04% | New | 37,733 | $1.1M |
| Gotham Asset Management | 0.02% | Add +64.8% | 36,718 | $1.1M |
| Teacher Retirement System of Texas | 0.01% | Reduce -15.9% | 36,581 | $1.1M |
| State Board of Administration of Florida Retirement System | 0.00% | Add +6.3% | 42,002 | $1.1M |
| Alberta Investment Management Corp | 0.01% | No change | 35,800 | $1.1M |
| Cornercap Investment Counsel Inc. | 0.17% | No change | 35,680 | $1.1M |
| Y-Intercept (Hong Kong) Ltd | 0.08% | Reduce -22.4% | 34,740 | $1.0M |
| Teachers Retirement System of the State of Kentucky | 0.01% | No change | 34,738 | $1.0M |
| Macquarie Group Ltd. | 0.00% | Reduce -19.5% | 33,800 | $1.0M |
| Maryland State Retirement & Pension System | 0.02% | Reduce -1.4% | 37,884 | $1.0M |
| LPL Financial LLC | 0.00% | Add +6.5% | 33,378 | $1.0M |
| Amalgamated Bank | 0.01% | Reduce -25.7% | 33,166 | $1.0M |
| Sageworth Trust Co | 0.06% | No change | 32,813 | $989K |
| Arizona State Retirement System | 0.01% | Reduce -0.9% | 29,951 | $903K |
| Oregon Public Employees Retirement Fund | 0.02% | Reduce -8.5% | 28,129 | $848K |
| Sovereign Financial Group, Inc. | 0.21% | No change | 26,319 | $794K |
| Jane Street Group, LLC | 0.00% | Reduce -52.7% | 25,776 | $777K |
| Ziegler Capital Management, LLC | 0.03% | Add +6.7% | 24,712 | $745K |
| Eisler Capital (US) LLC | 0.25% | New | 24,317 | $733K |
| UniSuper Management Pty Ltd | 0.01% | New | 24,204 | $730K |
| Boston Partners | 0.00% | New | 23,811 | $718K |
| Natixis Advisors, LLC | 0.00% | Add +28.6% | 23,682 | $714K |
| Dark Forest Capital Management LP | 0.12% | Add +174.5% | 23,672 | $714K |
| Citadel Advisors | 0.00% | Reduce -85.3% | 23,592 | $711K |
| Capstone Investment Advisors, LLC | 0.02% | New | 22,896 | $690K |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.00% | Add +0.1% | 22,704 | $685K |
| HSBC Holdings PLC | 0.00% | Add +8.5% | 22,039 | $664K |
| ExodusPoint Capital Management, LP | 0.01% | Reduce -80.1% | 21,174 | $638K |
| ProShare Advisors LLC | 0.00% | Add +7.4% | 20,984 | $633K |
| Allianz Asset Management GmbH | 0.00% | Reduce -47.4% | 20,747 | $626K |
| Nebula Research & Development LLC | 0.13% | Reduce -25.2% | 20,481 | $618K |
| O'shaughnessy Asset Management, LLC | 0.01% | Add +12.9% | 20,269 | $611K |
| Bank of Montreal | 0.00% | Add +3.3% | 20,104 | $606K |
| Petrus Trust Company, LTA | 0.05% | Reduce -46.0% | 19,420 | $586K |
| Quadrature Capital Ltd | 0.01% | Reduce -52.0% | 18,952 | $572K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | No change | 18,763 | $566K |
| Inceptionr LLC | 0.14% | New | 18,541 | $559K |
| Mutual of America Capital Management LLC | 0.01% | Reduce -1.6% | 18,112 | $546K |
| AdvisorShares Investments LLC | 0.10% | New | 17,600 | $531K |
| Linden Thomas Advisory Services, LLC | 0.08% | Add +39.5% | 17,337 | $523K |
| Praxis Investment Management Inc. | 0.03% | No change | 16,840 | $508K |
| Handelsbanken Fonder AB | 0.00% | No change | 16,711 | $504K |
| Summit X, LLC | 0.13% | Reduce -3.5% | 16,596 | $500K |
| Amundi | 0.00% | Add +36.8% | 18,660 | $493K |
| MML Investors Services, LLC | 0.00% | Reduce -8.0% | 15,633 | $471K |
| Argent Capital Management LLC | 0.01% | Add +13.9% | 15,557 | $469K |
| Tidal Investments LLC | 0.01% | New | 15,478 | $467K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 15,306 | $461K |
| Pictet Asset Management Holding SA | 0.00% | Add +15.1% | 13,231 | $399K |
| Orion Porfolio Solutions, LLC | 0.00% | Reduce -3.5% | 13,159 | $397K |
| Orion Portfolio Solutions, LLC | 0.00% | Reduce -3.5% | 13,159 | $397K |
| KBC Group NV | 0.00% | Add +7.9% | 12,487 | $376K |
| Truist Financial Corp. | 0.00% | Reduce -11.3% | 12,259 | $370K |
| Creative Planning | 0.00% | New | 11,952 | $360K |
| Inspire Investing, LLC | 0.04% | Reduce -27.1% | 11,881 | $358K |
| Blueshift Asset Management, LLC | 0.19% | Reduce -3.1% | 11,869 | $358K |
| Foster & Motley Inc. | 0.02% | Reduce -9.2% | 11,777 | $355K |
| Susquehanna International Group, LLP | 0.00% | Reduce -82.5% | 11,306 | $341K |
| Ameritas Investment Partners, Inc. | 0.01% | No change | 10,765 | $325K |
| CIBC Asset Management Inc | 0.00% | Reduce -1.1% | 10,752 | $324K |
| Point72 Asia (Singapore) Pte. Ltd. | 0.08% | Add +167.7% | 10,294 | $310K |
| State of Wyoming | 0.05% | Reduce -26.8% | 10,111 | $305K |
| Burney Co./ | 0.01% | No change | 10,014 | $302K |
| United Capital Financial Advisors, LLC | 0.00% | Add +2.2% | 9,831 | $296K |
| Bailard, Inc. | 0.01% | New | 9,800 | $295K |
| Vestcor Inc | 0.01% | No change | 9,475 | $286K |
| AQR Capital Management | 0.00% | Add +7.3% | 9,254 | $279K |
| Hancock Whitney Corp. | 0.01% | Reduce -4.6% | 9,162 | $276K |
| Engineers Gate Manager LP | 0.01% | Reduce -83.3% | 8,821 | $266K |
| Coldstream Capital Management Inc. | 0.01% | New | 8,807 | $266K |
| Bokf, NA | 0.00% | New | 8,815 | $262K |
| Crossmark Global Holdings, Inc. | 0.01% | Reduce -1.9% | 8,566 | $258K |
| Cornerstone Investment Partners, LLC | 0.01% | New | 8,398 | $253K |
| Corton Capital Inc. | 0.09% | Reduce -4.0% | 8,198 | $247K |
| CreativeOne Wealth, LLC | 0.01% | New | 7,934 | $239K |
| Pathstone Holdings, LLC | 0.00% | New | 7,842 | $236K |
| Eagle Harbor Asset Management Inc. | 0.25% | Reduce -9.0% | 7,747 | $234K |
| Xponance LLC | 0.00% | New | 7,721 | $233K |
| EMC Capital Management | 0.14% | Reduce -49.9% | 7,674 | $231K |
| Sippican Capital Advisors | 0.18% | Reduce -16.8% | 7,560 | $228K |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -0.3% | 7,516 | $227K |
| Dynamic Technology Lab Private Ltd | 0.02% | Reduce -77.6% | 7,413 | $224K |
| Teza Capital Management LLC | 0.03% | Reduce -50.6% | 7,145 | $215K |
| Mackenzie Financial Corp. | 0.00% | New | 6,701 | $202K |
| Allspring Global Investments Holdings, LLC | 0.00% | Add +6.6% | 6,563 | $198K |
| Covestor Ltd | 0.12% | Reduce -3.7% | 6,258 | $189K |
| SG Americas Securities, LLC | 0.00% | New | 6,176 | $186K |
| Metropolitan Life Insurance Co | 0.01% | Reduce -5.1% | 5,688 | $171K |
| CI Investments Inc. | 0.00% | Reduce -40.9% | 4,069 | $123K |
| Aquatic Capital Management LLC | 0.00% | Reduce -89.9% | 3,900 | $118K |
| Shell Asset Management Co. | 0.01% | Reduce -9.9% | 3,177 | $111K |
| Nisa Investment Advisors, LLC | 0.00% | Add +37.4% | 3,271 | $99K |
| Public Employees Retirement System of Ohio | 0.00% | Add +5.2% | 2,623 | $79K |
| Osaic Holdings, Inc. | 0.00% | Reduce -44.8% | 2,618 | $79K |
| EntryPoint Capital, LLC | 0.07% | Reduce -49.6% | 2,480 | $75K |
| STRS Ohio | 0.00% | Add +109.1% | 2,300 | $69K |
| Nomura Asset Management Co. Ltd. | 0.00% | No change | 1,520 | $46K |
| GAMMA Investing LLC | 0.01% | Add +2.1% | 1,298 | $39K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -96.0% | 1,261 | $38K |
| Harel Insurance Investments & Financial Services Ltd. | 0.00% | No change | 1,086 | $33K |
| Quadrant Capital Group LLC | 0.00% | Add +42.2% | 947 | $29K |
| Versant Capital Management, Inc | 0.01% | No change | 914 | $28K |
| Cwm, LLC | 0.00% | Add +32.3% | 730 | $22K |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | No change | 520 | $16K |
| Lanark Financial, Inc. | 0.00% | No change | 500 | $15K |
| EverSource Wealth Advisors, LLC | 0.00% | Reduce -10.2% | 509 | $14K |
| Global Retirement Partners, LLC | 0.00% | Add +0.2% | 461 | $14K |
| Assetmark, Inc. | 0.00% | Add +7.4% | 450 | $14K |
| SYSTM Wealth Solutions LLC | 0.00% | Add +13.5% | 438 | $13K |
| ClariVest Asset Management LLC | 0.00% | Add +10.3% | 429 | $13K |
| Rise Advisors, LLC | 0.01% | New | 406 | $12K |
| Fifth Third Bancorp | 0.00% | Add +24.4% | 362 | $11K |
| Avior Wealth Management, LLC | 0.00% | New | 348 | $10K |
| US Bancorp \de | 0.00% | Add +109.3% | 337 | $10K |
| Salem Investment Counselors Inc. | 0.00% | No change | 327 | $10K |
| Catalyst Funds Management Pty Ltd | 0.00% | — | 300 | $9K |
| Steward Partners Investment Advisory, LLC | 0.00% | New | 262 | $8K |
| Principal Securities, Inc. | 0.00% | Add +18.7% | 260 | $8K |
| Smartleaf Asset Management LLC | 0.00% | New | 265 | $8K |
| Highline Wealth Partners LLC | 0.00% | No change | 209 | $6K |
| Private Trust Co. NA | 0.00% | Add +1284.6% | 180 | $5K |
| Fuller & Thaler Asset Management, Inc. | 0.00% | No change | 132 | $4K |
| Hexagon Capital Partners LLC | 0.00% | Add +3.4% | 122 | $4K |
| Bessemer Group Inc. | 0.00% | New | 105 | $3K |
| JFS Wealth Advisors, LLC | 0.00% | Reduce -2.4% | 80 | $2K |
| Farmers & Merchants Investments Inc. | 0.00% | No change | 80 | $2K |
| Signaturefd, LLC | 0.00% | Add +173.1% | 71 | $2K |
| Lindbrook Capital, LLC | 0.00% | Add +9.8% | 67 | $2K |
| Northwestern Mutual Wealth Management Co. | 0.00% | New | 67 | $2K |
| IFP Advisors, Inc | 0.00% | No change | 64 | $2K |
| Farther Finance Advisors, LLC | 0.00% | No change | 54 | $2K |
| Allworth Financial LP | 0.00% | Reduce -1.9% | 53 | $2K |
| Bogart Wealth, LLC | 0.00% | No change | 50 | $2K |
| UMB Bank, n.a. | 0.00% | New | 44 | $1K |
| Globeflex Capital L P | 0.00% | No change | 35 | $1K |
| Valley National Advisers Inc. | 0.00% | No change | 65 | $1K |
| Horizon Investments, LLC | 0.00% | New | 31 | $931 |
| MassMutual Private Wealth & Trust, FSB | 0.00% | Add +26.1% | 29 | $874 |
| SJS Investment Consulting Inc. | 0.00% | Add +4.3% | 24 | $724 |
| Macroview Investment Management LLC | 0.00% | No change | 22 | $664 |
| Bell Investment Advisors, Inc | 0.00% | New | 18 | $543 |
| Abound Wealth Management | 0.00% | No change | 10 | $302 |
| Rothschild Investment LLC | 0.00% | New | 10 | $302 |
| Parkside Financial Bank & Trust | 0.00% | No change | 8 | $242 |
| Parallel Advisors, LLC | 0.00% | No change | 8 | $241 |
| AdvisorNet Financial, Inc | 0.00% | Reduce -83.7% | 7 | $211 |
| Gradient Investments LLC | 0.00% | No change | 1 | $19 |
"% of holder's portfolio" is SEM's weight in each manager's 13F, not the share of Select Medical Holdings Corp. the manager owns.