First-hand SEC EDGAR 13F-HR institutional holdings: the top 25 holders ranked by market value, plus the largest adds and trims this quarter. Quarter 2026-03-31.
| Filer | Shares | Market Value | Δ Shares | Change |
|---|---|---|---|---|
Pamplona Capital Management, LLCCIK 0001554913 | 51,845,685 | $278.41M | – | no_change |
WELLINGTON MANAGEMENT GROUP LLPCIK 0000902219 | 9,162,206 | $49.20M | +2,412,857 | ↑ INC |
ACK Asset Management LLCCIK 0001510940 | 5,160,000 | $27.71M | +3,660,000 | ↑ INC |
KEYBANK NATIONAL ASSOCIATION/OHCIK 0001089877 | 4,092,901 | $21.98M | – | no_change |
FMR LLCCIK 0000315066 | 3,669,590 | $19.71M | -443,017 | ↓ DEC |
DIMENSIONAL FUND ADVISORS LPCIK 0000354204 | 3,370,146 | $18.10M | +470,123 | ↑ INC |
BlackRock, Inc.CIK 0002012383 | 3,268,908 | $17.55M | +48,141 | ↑ INC |
WASATCH ADVISORS LPCIK 0000814133 | 2,571,488 | $13.81M | -198,206 | ↓ DEC |
VANGUARD CAPITAL MANAGEMENT LLCCIK 0002100119 | 2,303,379 | $12.37M | +2,303,379 | NEW |
FORMULA GROWTH LTDCIK 0001093219 | 1,255,082 | $6.74M | +50,000 | ↑ INC |
GEODE CAPITAL MANAGEMENT, LLCCIK 0001214717 | 1,163,129 | $6.25M | +45,309 | ↑ INC |
Onex Canada Asset Management Inc.CIK 0000905790 | 1,124,926 | $6.04M | -19,514 | ↓ DEC |
EMERALD ADVISERS, LLCCIK 0001015083 | 1,006,795 | $5.41M | +31,091 | ↑ INC |
STATE STREET CORPCIK 0000093751 | 948,164 | $5.09M | +7,954 | ↑ INC |
CAS Investment Partners, LLCCIK 0001697591 | 928,545 | $4.99M | -13,852 | ↓ DEC |
SILVERCREST ASSET MANAGEMENT GROUP LLCCIK 0001232395 | 915,084 | $4.91M | +104,510 | ↑ INC |
CenterBook Partners LPCIK 0001872738 | 832,709 | $4.47M | -412,628 | ↓ DEC |
CITADEL ADVISORS LLCCIK 0001423053 | 828,545 | $4.45M | -2,634,627 | ↓ DEC |
Roubaix Capital, LLCCIK 0001769700 | 661,037 | $3.55M | -22,991 | ↓ DEC |
EMERALD MUTUAL FUND ADVISERS TRUSTCIK 0001352895 | 642,554 | $3.45M | – | no_change |
GOLDMAN SACHS GROUP INCCIK 0000886982 | 590,937 | $3.17M | +111,236 | ↑ INC |
Ewing Morris & Co. Investment Partners Ltd.CIK 0001846838 | 579,658 | $3.11M | -261,684 | ↓ DEC |
RICE HALL JAMES & ASSOCIATES, LLCCIK 0001230765 | 522,671 | $2.81M | -5,977 | ↓ DEC |
RENAISSANCE TECHNOLOGIES LLCCIK 0001037389 | 497,500 | $2.67M | +41,100 | ↑ INC |
VANGUARD PORTFOLIO MANAGEMENT LLCCIK 0002100121 | 473,765 | $2.54M | +473,765 | NEW |
| Filer | Δ Shares | Value |
|---|---|---|
ACK Asset Management LLC↑ INC | +3,660,000 | $27.71M |
WELLINGTON MANAGEMENT GROUP LLP↑ INC | +2,412,857 | $49.20M |
VANGUARD CAPITAL MANAGEMENT LLCNEW | +2,303,379 | $12.37M |
VANGUARD PORTFOLIO MANAGEMENT LLCNEW | +473,765 | $2.54M |
DIMENSIONAL FUND ADVISORS LP↑ INC | +470,123 | $18.10M |
JACOBS LEVY EQUITY MANAGEMENT, INC↑ INC | +415,298 | $2.36M |
VANGUARD FIDUCIARY TRUST CONEW | +342,654 | $1.84M |
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP↑ INC | +321,577 | $2.32M |
Squarepoint Ops LLC↑ INC | +239,939 | $1.83M |
Man Group plc↑ INC | +126,173 | $777.55K |
| Filer | Δ Shares | Value |
|---|---|---|
CITADEL ADVISORS LLC↓ DEC | -2,634,627 | $4.45M |
UBS Group AG↓ DEC | -809,762 | $784.58K |
FMR LLC↓ DEC | -443,017 | $19.71M |
CenterBook Partners LP↓ DEC | -412,628 | $4.47M |
Ewing Morris & Co. Investment Partners Ltd.↓ DEC | -261,684 | $3.11M |
JANE STREET GROUP, LLC↓ DEC | -257,095 | $407.40K |
WASATCH ADVISORS LP↓ DEC | -198,206 | $13.81M |
BALYASNY ASSET MANAGEMENT L.P.↓ DEC | -114,480 | $53.97K |
BRIDGEWAY CAPITAL MANAGEMENT, LLC↓ DEC | -110,000 | $542.22K |
MILLENNIUM MANAGEMENT LLC↓ DEC | -106,565 | $242.43K |