CONCENTRA GROUP HOLDINGS PAR (CON) Top Institutional Shareholders
CONCENTRA GROUP HOLDINGS PAR (CON) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $1.75B in CON holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of CON tracked by InsiderSet, reporting ownership valued at approximately $366.09M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $484.37M, representing an estimated gain of +32.31% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 62% of the total disclosed CON value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in CONCENTRA GROUP HOLDINGS PAR (CON).
This page ranks the largest institutional CON shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
274
Total Reported Value
$1.75B
Largest Holder
Blackrock, Inc.
Largest Position
$366.09M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
112
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 17,067,350 | $366,094,657 | $484,371,393 | +$118,276,736 | +32.31% | |
| Vanguard Portfolio Management Llc | 0.01% | 6,738,925 | $144,549,941 | $191,250,692 | +$46,700,751 | +32.31% | |
| Vanguard Capital Management Llc | 0.00% | 5,095,516 | $109,298,818 | $144,610,744 | +$35,311,926 | +32.31% | |
| State Street Corp | 0.00% | 4,602,825 | $98,730,596 | $130,628,174 | +$31,897,578 | +32.31% | |
| Barrow Hanley Mewhinney & Strauss Llc | 0.23% | 3,207,304 | $68,796,671 | $91,023,288 | +$22,226,617 | +32.31% | |
| Dimensional Fund Advisors Lp | 0.01% | 3,107,254 | $66,645,369 | $88,183,869 | +$21,538,500 | +32.32% | |
| Geode Capital Management, Llc | 0.00% | 2,933,174 | $62,927,251 | $83,243,478 | +$20,316,227 | +32.29% | |
| Principal Financial Group Inc | 0.03% | 2,668,512 | $57,237,950 | $75,732,371 | +$18,494,421 | +32.31% | |
| Invesco Ltd. | 0.01% | 2,667,194 | $57,211,311 | $75,694,966 | +$18,483,655 | +32.31% | |
| Jennison Associates Llc | 0.03% | 2,172,291 | $46,595,643 | $61,649,619 | +$15,053,976 | +32.31% | |
| Charles Schwab Investment Management Inc | 0.01% | 2,040,501 | $43,768,748 | $57,909,418 | +$14,140,670 | +32.31% | |
| Massachusetts Financial Services Co | 0.01% | 1,369,688 | $29,379,808 | $38,871,745 | +$9,491,937 | +32.31% | |
| Northern Trust Corp | 0.00% | 1,261,857 | $27,066,832 | $35,811,502 | +$8,744,670 | +32.31% | |
| Citadel Advisors Llc | 0.02% | 1,230,675 | $26,397,979 | $34,926,557 | +$8,528,578 | +32.31% | |
| Manufacturers Life Insurance Company, The | 0.02% | 1,112,911 | $23,871,941 | $31,584,414 | +$7,712,473 | +32.31% | |
| Cramer Rosenthal Mcglynn Llc | 1.68% | 1,065,421 | $22,853,280 | $30,236,648 | +$7,383,368 | +32.31% | |
| Woodline Partners Lp | 0.08% | 1,010,825 | $21,682,196 | $28,687,214 | +$7,005,018 | +32.31% | |
| Morgan Stanley | 0.00% | 973,938 | $20,890,992 | $27,640,360 | +$6,749,368 | +32.31% | |
| Bank Of New York Mellon Corp | 0.00% | 911,753 | $19,557,101 | $25,875,550 | +$6,318,449 | +32.31% | |
| Hbk Investments L P | 0.23% | 862,750 | $18,505,988 | $24,484,845 | +$5,978,857 | +32.31% | |
| Vanguard Fiduciary Trust Co | 0.00% | 818,502 | $17,556,868 | $23,229,087 | +$5,672,219 | +32.31% | |
| Loomis Sayles & Co L P | 0.02% | 803,895 | $17,243,548 | $22,814,540 | +$5,570,992 | +32.31% | |
| Nuveen, Llc | 0.00% | 791,098 | $16,969,052 | $22,451,361 | +$5,482,309 | +32.31% | |
| Goldman Sachs Group Inc | 0.00% | 771,502 | $16,548,718 | $21,895,227 | +$5,346,509 | +32.31% | |
| Bank Of America Corp | 0.00% | 767,093 | $16,454,145 | $21,770,099 | +$5,315,954 | +32.31% | |
| Tributary Capital Management, Llc | 1.48% | 712,042 | $15,273,292 | $20,207,752 | +$4,934,460 | +32.31% | |
| Arrowstreet Capital, Limited Partnership | 0.01% | 689,855 | $14,797,390 | $19,578,085 | +$4,780,695 | +32.31% | |
| Ceredex Value Advisors Llc | 0.36% | 534,900 | $11,473,605 | $15,180,462 | +$3,706,857 | +32.31% | |
| Prosight Management, Lp | 1.78% | 505,822 | $10,849,882 | $14,355,228 | +$3,505,346 | +32.31% | |
| Royce & Associates Lp | 0.10% | 487,132 | $10,448,981 | $13,824,806 | +$3,375,825 | +32.31% | |
| Hotchkis & Wiley Capital Management Llc | 0.03% | 444,422 | $9,532,852 | $12,612,696 | +$3,079,844 | +32.31% | |
| Public Sector Pension Investment Board | 0.03% | 426,395 | $9,146,173 | $12,101,090 | +$2,954,917 | +32.31% | |
| Janus Henderson Group Plc | 0.00% | 419,772 | $9,003,344 | $11,913,129 | +$2,909,785 | +32.32% | |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.01% | 399,826 | $8,576,268 | $11,347,062 | +$2,770,794 | +32.31% |
| Wells Fargo & Company/Mn | 0.00% | 375,994 | $8,065,077 | $10,670,710 | +$2,605,633 | +32.31% | |
| Envestnet Asset Management Inc | 0.00% | 372,515 | $7,990,456 | $10,571,976 | +$2,581,520 | +32.31% | |
| Raymond James Financial Inc | 0.00% | 337,840 | $7,246,650 | $9,587,899 | +$2,341,249 | +32.31% | |
| Brant Point Investment Management Llc | 1.98% | 335,813 | $7,203,189 | $9,530,373 | +$2,327,184 | +32.31% | |
| Rhumbline Advisers | 0.01% | 308,594 | $6,619,314 | $8,757,898 | +$2,138,584 | +32.31% | |
| Mutual Of America Capital Management Llc | 0.07% | 299,056 | $6,414,751 | $8,487,209 | +$2,072,458 | +32.31% | |
| Russell Investments Group, Ltd. | 0.01% | 289,801 | $6,216,260 | $8,224,552 | +$2,008,292 | +32.31% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 277,701 | $5,956,687 | $7,881,154 | +$1,924,467 | +32.31% | |
| Sirios Capital Management L P | 0.71% | 272,071 | $5,835,923 | $7,721,375 | +$1,885,452 | +32.31% | |
| Wellington Management Group Llp | 0.00% | 272,035 | $5,835,150 | $7,720,353 | +$1,885,203 | +32.31% | |
| Legal & General Group Plc | 0.00% | 262,589 | $5,632,534 | $7,452,276 | +$1,819,742 | +32.31% | |
| American Century Companies Inc | 0.00% | 260,265 | $5,582,684 | $7,386,321 | +$1,803,637 | +32.31% | |
| Ameriprise Financial Inc | 0.00% | 243,896 | $5,231,570 | $6,921,768 | +$1,690,198 | +32.31% | |
| Millennium Management Llc | 0.00% | 237,983 | $5,104,735 | $6,753,958 | +$1,649,223 | +32.31% | |
| Blackstone Inc. | 0.02% | 235,222 | $5,045,512 | $6,675,600 | +$1,630,088 | +32.31% | |
| Swiss National Bank | 0.00% | 227,435 | $4,878,481 | $6,454,605 | +$1,576,124 | +32.31% |
Frequently asked questions about CON
Who owns the most CON stock?
The largest holders of CON are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for CONCENTRA GROUP HOLDINGS PAR (CON).
Is CON widely held by superinvestors?
Many widely followed stocks like CON appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly CON is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.