First Interstate Bancsys-AFIBK
13F holders, Q1 2025 (March 31)248holders +7
31new positions
22sold out
5famous investors
$28.65avg. 13F price*
At the end of Q1 2025, 248 institutions reported holding First Interstate Bancsys-A (FIBK) in their 13F filings, up 7 from Q4 2024. 31 opened new positions and 22 sold out. The largest holders were Vanguard Group Inc. ($260.7M), BlackRock, Inc. ($218.5M) and FMR LLC ($194.1M). 5 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Fisher (0.0% of Fisher Asset Management's portfolio).
- Company
- First Interstate Bancsys-A
- CUSIP
- 32055Y201
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 31 | $17.3M |
| Exits | 22 | $8.4M |
All 13F filers, Q4 2024 → Q1 2025: 5,727,718 shares bought and 3,594,334 shares sold, net +2,133,384 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 248 holders
| Vanguard Group Inc. | 0.00% | Reduce -1.4% | 9,099,824 | $260.7M |
| BlackRock, Inc. | 0.00% | Reduce -3.3% | 7,627,081 | $218.5M |
| FMR LLC | 0.01% | Reduce -0.2% | 6,775,005 | $194.1M |
| Franklin Resources Inc. | 0.05% | Add +3.1% | 5,644,872 | $161.7M |
| Dimensional Fund Advisors LP | 0.04% | Add +3.3% | 5,209,671 | $149.3M |
| First Interstate Bank | 8.64% | Add +14.1% | 5,053,342 | $144.8M |
| State Street Corp. | 0.00% | Reduce -7.1% | 3,957,758 | $113.4M |
| Wellington Management Group LLP | 0.02% | Add +31.6% | 3,193,047 | $91.5M |
| JPMorgan Chase & Co. | 0.01% | Reduce -13.2% | 2,549,063 | $73.0M |
| Macquarie Group Ltd. | 0.08% | Add +2.6% | 2,165,699 | $62.1M |
| Geode Capital Management, LLC | 0.00% | Add +2.3% | 2,034,293 | $58.3M |
| Massachusetts Financial Services Co. | 0.02% | Reduce -2.8% | 1,917,442 | $54.9M |
| Victory Capital Management Inc. | 0.05% | Add +36.4% | 1,733,162 | $49.7M |
| American Century Companies Inc. | 0.03% | Reduce -18.7% | 1,645,952 | $47.2M |
| Jennison Associates LLC | 0.03% | Reduce -1.6% | 1,515,973 | $43.4M |
| Bank of America Corp. | 0.00% | Add +18.6% | 1,356,711 | $38.9M |
| Nuveen, LLC | 0.01% | — | 1,144,719 | $32.8M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +0.7% | 1,114,913 | $31.9M |
| Brown Advisory Inc. | 0.04% | Add +1.1% | 1,017,252 | $29.1M |
| FJ Capital Management LLC | 2.64% | Add +44.8% | 890,226 | $25.5M |
| Northern Trust Corp. | 0.00% | Reduce -3.4% | 827,787 | $23.7M |
| Millennium Management | 0.02% | Reduce -7.0% | 805,552 | $23.1M |
| Norges Bank | 0.00% | Add +7.6% | 799,941 | $22.9M |
| Bank of New York Mellon Corp | 0.00% | Reduce -1.3% | 782,516 | $22.4M |
| UBS Group AG | 0.00% | Reduce -11.2% | 744,873 | $21.3M |
| Morgan Stanley | 0.00% | Add +9.0% | 642,600 | $18.4M |
| Punch & Associates Investment Management, Inc. | 1.12% | Add +150.3% | 588,427 | $16.9M |
| Leeward Investments, LLC - MA | 0.89% | Reduce -3.7% | 587,612 | $16.8M |
| Balyasny Asset Management L.P. | 0.04% | Add +34.5% | 570,280 | $16.3M |
| Qube Research & Technologies Ltd | 0.03% | Add +344.0% | 570,115 | $16.3M |
| First Trust Advisors LP | 0.01% | Add +4.4% | 564,064 | $16.2M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -0.4% | 543,876 | $15.6M |
| Villere St Denis J & Co. LLC | 1.50% | Reduce -1.9% | 530,829 | $15.2M |
| MetLife Investment Management, LLC | 0.08% | Add +1010.4% | 529,823 | $15.2M |
| Sei Investments Co. | 0.02% | Reduce -8.6% | 516,791 | $14.8M |
| Aberdeen Group plc | 0.03% | Reduce -23.9% | 451,115 | $12.9M |
| Davidson Investment Advisors | 0.57% | Add +2.0% | 402,384 | $11.5M |
| Aristotle Capital Boston, LLC | 0.56% | Reduce -18.7% | 393,837 | $11.3M |
| Harbor Capital Advisors, Inc. | 0.46% | Add +149.5% | 353,086 | $10.1M |
| ExodusPoint Capital Management, LP | 0.13% | Reduce -8.8% | 338,642 | $9.7M |
| Invesco Ltd. | 0.00% | Reduce -72.1% | 334,773 | $9.6M |
| Raymond James Financial Inc. | 0.00% | Add +0.2% | 322,412 | $9.2M |
| Hotchkis & Wiley Capital Management LLC | 0.03% | Add +0.2% | 318,790 | $9.1M |
| Voloridge Investment Management, LLC | 0.03% | Add +50.9% | 285,901 | $8.2M |
| Susquehanna International Group, LLP | 0.01% | Add +59.4% | 285,203 | $8.2M |
| Fisher Asset Management | 0.00% | Reduce -16.8% | 265,571 | $7.6M |
| ProShare Advisors LLC | 0.02% | Add +6.6% | 261,807 | $7.5M |
| Kennedy Capital Management LLC | 0.18% | Add +20.6% | 256,614 | $7.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -6.3% | 246,634 | $7.1M |
| Barclays PLC | 0.00% | Reduce -1.2% | 209,073 | $6.0M |
| Peregrine Capital Management LLC | 0.18% | Reduce -5.2% | 186,263 | $5.3M |
| Swiss National Bank | 0.00% | Reduce -1.5% | 182,246 | $5.2M |
| Jane Street Group, LLC | 0.01% | New | 178,867 | $5.1M |
| Citigroup Inc. | 0.00% | Reduce -8.8% | 176,145 | $5.0M |
| Granite Investment Partners, LLC | 0.24% | Add +4.1% | 168,090 | $4.8M |
| Great Lakes Advisors, LLC | 0.04% | Reduce -10.8% | 155,930 | $4.5M |
| Wells Fargo & Company | 0.00% | Reduce -2.5% | 137,492 | $3.9M |
| Renaissance Technologies | 0.01% | New | 127,698 | $3.7M |
| Two Sigma Investments, LP | 0.01% | Reduce -13.9% | 126,570 | $3.6M |
| Rhumbline Advisers | 0.00% | Reduce -5.0% | 123,441 | $3.5M |
| Stifel Financial Corp. | 0.00% | Add +1.2% | 112,116 | $3.2M |
| NFJ Investment Group, LLC | 0.10% | No change | 106,306 | $3.0M |
| Dark Forest Capital Management LP | 0.14% | Add +156.6% | 103,406 | $3.0M |
| Alliancebernstein L.P. | 0.00% | No change | 103,095 | $3.0M |
| Hantz Financial Services, Inc. | 0.05% | Add +0.9% | 100,841 | $2.9M |
| Legal & General Group Plc | 0.00% | Add +0.3% | 100,597 | $2.9M |
| Cypress Capital Management LLC (WY) | 3.43% | No change | 100,165 | $2.9M |
| Rafferty Asset Management, LLC | 0.01% | Reduce -14.3% | 97,571 | $2.8M |
| Stockman Wealth Management, Inc. | 0.40% | Reduce -0.2% | 93,186 | $2.7M |
| Cladis Investment Advisory, LLC | 1.85% | Reduce -0.6% | 89,261 | $2.6M |
| Rice Hall James & Associates, LLC | 0.14% | New | 86,085 | $2.5M |
| California State Teachers Retirement System | 0.00% | Reduce -1.7% | 85,410 | $2.4M |
| Ashton Thomas Private Wealth, LLC | 0.09% | Add +8.3% | 85,160 | $2.4M |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.00% | New | 82,092 | $2.4M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.00% | No change | 77,000 | $2.2M |
| Wedge Capital Management L L P | 0.04% | Reduce -1.6% | 75,731 | $2.2M |
| Ameriprise Financial Inc. | 0.00% | Add +17.3% | 73,827 | $2.1M |
| Neuberger Berman Group LLC | 0.00% | Reduce -0.5% | 71,941 | $2.1M |
| Deutsche Bank AG | 0.00% | Add +0.7% | 70,065 | $2.0M |
| AQR Capital Management | 0.00% | Add +37.2% | 67,214 | $1.9M |
| State of New Jersey Common Pension Fund D | 0.01% | Add +0.2% | 62,911 | $1.8M |
| T. Rowe Price Associates Inc. | 0.00% | Add +4.8% | 61,270 | $1.8M |
| Russell Investments Group, Ltd. | 0.00% | Add +39.9% | 55,484 | $1.6M |
| Commonwealth Equity Services, LLC | 0.00% | Add +5.2% | 52,830 | $1.5M |
| Intech Investment Management LLC | 0.02% | Add +47.9% | 52,558 | $1.5M |
| Northern Capital Management, Inc. | 0.96% | Add +0.5% | 51,502 | $1.5M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +4.8% | 49,719 | $1.4M |
| Envestnet Asset Management Inc. | 0.00% | Add +13.1% | 49,385 | $1.4M |
| Citadel Advisors | 0.00% | Reduce -16.0% | 47,923 | $1.4M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +4.6% | 47,230 | $1.4M |
| HSBC Holdings PLC | 0.00% | Add +122.6% | 46,871 | $1.3M |
| Janus Henderson Group PLC | 0.00% | No change | 44,817 | $1.3M |
| Holocene Advisors, LP | 0.00% | Reduce -42.5% | 42,704 | $1.2M |
| Marshall Wace, LLP | 0.00% | Add +34.3% | 42,546 | $1.2M |
| Natixis Advisors, LLC | 0.00% | Reduce -2.2% | 41,125 | $1.2M |
| Creative Planning | 0.00% | Add +16.2% | 40,263 | $1.2M |
| Corebridge Financial, Inc. | 0.01% | Reduce -1.5% | 38,877 | $1.1M |
| Pathstone Holdings, LLC | 0.00% | Reduce -36.6% | 38,643 | $1.1M |
| Two Sigma Advisers, LP | 0.00% | Add +11.4% | 36,248 | $1.0M |
| Ensign Peak Advisors, Inc | 0.00% | No change | 35,318 | $1.0M |
| LPL Financial LLC | 0.00% | Reduce -8.5% | 34,354 | $984K |
| Royal Bank of Canada | 0.00% | Reduce -16.0% | 32,614 | $935K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +9.1% | 32,414 | $929K |
| Cwm, LLC | 0.00% | Reduce -0.8% | 30,432 | $872K |
| D.A. Davidson & Co. | 0.01% | Add +12.6% | 30,118 | $863K |
| Kestra Investment Management, LLC | 0.02% | Reduce -43.3% | 29,913 | $857K |
| Man Group plc | 0.00% | New | 28,169 | $807K |
| Arizona State Retirement System | 0.00% | Reduce -1.2% | 26,986 | $773K |
| Altus Wealth Group LLC | 0.36% | Add +11.1% | 26,487 | $759K |
| Evergreen Capital Management LLC | 0.02% | Add +4.0% | 25,571 | $733K |
| Bahl & Gaynor LLC | 0.00% | Reduce -5.3% | 24,760 | $709K |
| Handelsbanken Fonder AB | 0.00% | Add +30.9% | 24,553 | $703K |
| CANADA LIFE ASSURANCE Co | 0.00% | Reduce -35.3% | 23,710 | $681K |
| New York State Common Retirement Fund | 0.00% | Reduce -11.5% | 23,766 | $681K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 23,600 | $676K |
| Tidal Investments LLC | 0.01% | Add +1.5% | 23,515 | $674K |
| Voya Investment Management LLC | 0.00% | Reduce -10.1% | 21,038 | $603K |
| Wolverine Asset Management LLC | 0.04% | New | 20,789 | $596K |
| KLP Kapitalforvaltning As | 0.00% | No change | 19,145 | $549K |
| South Dakota Investment Council | 0.01% | Reduce -35.4% | 18,427 | $528K |
| Teacher Retirement System of Texas | 0.00% | Reduce -23.1% | 18,399 | $527K |
| Cullen Capital Management, LLC | 0.01% | Add +0.9% | 18,214 | $522K |
| Cibc World Markets Corp. | 0.00% | Add +137.1% | 17,609 | $504K |
| Hennion & Walsh Asset Management, Inc. | 0.02% | Add +23.6% | 17,389 | $498K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 16,947 | $486K |
| Keeley-Teton Advisors, LLC | 0.06% | Add +36.4% | 16,597 | $476K |
| Henshaw Capital LLC | 0.02% | No change | 16,235 | $465K |
| Resources Management Corp. /CT/ | 0.06% | No change | 14,600 | $418K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 14,478 | $415K |
| Osaic Holdings, Inc. | 0.00% | Reduce -1.1% | 14,221 | $407K |
| SG Americas Securities, LLC | 0.00% | Add +270.1% | 14,173 | $406K |
| Comerica Bank | 0.00% | Reduce -50.5% | 14,030 | $402K |
| Squarepoint Ops LLC | 0.00% | New | 13,799 | $395K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Reduce -4.2% | 13,724 | $393K |
| Mercer Global Advisors Inc. | 0.00% | Add +2.6% | 13,706 | $393K |
| Pictet Asset Management Holding SA | 0.00% | Add +8.8% | 13,680 | $392K |
| Procyon Advisors, LLC | 0.02% | Add +14.8% | 13,416 | $384K |
| AlphaQuest LLC | 0.04% | Add +307.4% | 13,400 | $384K |
| HighTower Advisors, LLC | 0.00% | Add +1.3% | 13,384 | $383K |
| Allied Investment Advisors, LLC | 0.07% | Reduce -5.8% | 12,699 | $364K |
| US Bancorp \de | 0.00% | Add +75.8% | 12,159 | $348K |
| Inspire Investing, LLC | 0.04% | Reduce -3.0% | 11,991 | $344K |
| NJ State Employees Deferred Compensation Plan | 0.04% | No change | 11,795 | $338K |
| STRS Ohio | 0.00% | No change | 11,700 | $335K |
| Quadrant Capital Group LLC | 0.01% | Add +198.4% | 11,000 | $315K |
| Vanguard Personalized Indexing Management, LLC | 0.00% | Add +12.7% | 10,873 | $312K |
| HRT Financial LP | 0.00% | New | 10,593 | $303K |
| Verition Fund Management LLC | 0.00% | New | 10,348 | $296K |
| Baird Financial Group, Inc. | 0.00% | No change | 10,347 | $296K |
| Elevation Point Wealth Partners, LLC | 0.03% | Add +0.4% | 10,198 | $292K |
| Curran Financial Partners, LLC | 0.07% | No change | 10,000 | $287K |
| Keybank National Association | 0.00% | No change | 9,912 | $284K |
| Ieq Capital, LLC | 0.00% | New | 9,879 | $283K |
| State of Wisconsin Investment Board | 0.00% | Add +14.4% | 9,874 | $283K |
| Naples Global Advisors, LLC | 0.03% | Add +12.5% | 9,510 | $272K |
| Dakota Wealth Management | 0.01% | Reduce -54.0% | 9,213 | $264K |
| Cerity Partners LLC | 0.00% | Add +17.7% | 8,960 | $257K |
| Empower Advisory Group, LLC | 0.00% | Reduce -70.0% | 8,462 | $242K |
| Dynamic Technology Lab Private Ltd | 0.03% | New | 8,304 | $238K |
| Mariner, LLC | 0.00% | Add +6.2% | 8,249 | $236K |
| Ameritas Investment Partners, Inc. | 0.01% | No change | 8,039 | $230K |
| Wrapmanager Inc. | 0.06% | Reduce -2.7% | 7,753 | $222K |
| Quantbot Technologies LP | 0.01% | New | 7,507 | $215K |
| FourThought Financial Partners, LLC | 0.02% | No change | 7,464 | $214K |
| Washington Trust Bank | 0.02% | No change | 7,330 | $210K |
| SteelPeak Wealth, LLC | 0.01% | Reduce -4.8% | 7,227 | $207K |
| Tower Research Capital LLC (TRC) | 0.01% | Reduce -39.3% | 7,207 | $206K |
| Jain Global LLC | 0.00% | New | 7,093 | $203K |
| Headlands Technologies LLC | 0.02% | Reduce -36.6% | 7,082 | $203K |
| Advantage Alpha Capital Partners LP | 0.05% | Reduce -60.8% | 7,079 | $203K |
| Bridgefront Capital, LLC | 0.06% | New | 7,049 | $202K |
| Signaturefd, LLC | 0.00% | Reduce -8.4% | 6,395 | $183K |
| KBC Group NV | 0.00% | Add +26.4% | 5,079 | $146K |
| Exchange Traded Concepts, LLC | 0.00% | Add +1258.8% | 4,851 | $139K |
| BNP Paribas Financial Markets | 0.00% | Reduce -54.9% | 4,814 | $138K |
| PNC Financial Services Group, Inc. | 0.00% | Add +0.5% | 3,772 | $108K |
| Coldstream Capital Management Inc. | 0.00% | New | 2,941 | $84K |
| Amalgamated Bank | 0.00% | Add +0.3% | 2,721 | $78K |
| Nisa Investment Advisors, LLC | 0.00% | Reduce -0.8% | 2,643 | $76K |
| Northwestern Mutual Wealth Management Co. | 0.00% | Reduce -5.5% | 1,900 | $54K |
| Lindbrook Capital, LLC | 0.00% | Reduce -2.0% | 1,670 | $48K |
| Aster Capital Management (DIFC) Ltd | 0.01% | New | 1,537 | $47K |
| Public Employees Retirement System of Ohio | 0.00% | Add +4.5% | 1,457 | $42K |
| Covestor Ltd | 0.03% | Reduce -42.0% | 1,440 | $41K |
| Sterling Capital Management LLC | 0.00% | Reduce -45.3% | 1,369 | $39K |
| Quarry LP | 0.01% | Add +63.8% | 1,155 | $33K |
| Allworth Financial LP | 0.00% | Add +30.0% | 1,104 | $31K |
| PrairieView Partners, LLC | 0.00% | No change | 1,100 | $31K |
| JNBA Financial Advisors | 0.00% | New | 1,000 | $29K |
| Nomura Asset Management Co. Ltd. | 0.00% | No change | 980 | $28K |
| Versant Capital Management, Inc | 0.00% | Add +79.0% | 854 | $24K |
| Wood Tarver Financial Group, LLC | 0.01% | No change | 816 | $23K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +43.3% | 619 | $18K |
| Arax Advisory Partners | 0.00% | Add +46.4% | 543 | $16K |
| Summit Securities Group LLC | 0.01% | New | 530 | $15K |
| Clearstead Advisors, LLC | 0.00% | Reduce -18.9% | 497 | $14K |
| Bessemer Group Inc. | 0.00% | Reduce -44.2% | 477 | $14K |
| Jones Financial Companies LLLP | 0.00% | Add +295.1% | 399 | $11K |
| Hexagon Capital Partners LLC | 0.00% | Add +9.1% | 383 | $11K |
| Richards, Merrill & Peterson, Inc. | 0.01% | No change | 370 | $11K |
| Geneos Wealth Management Inc. | 0.00% | Add +54.1% | 359 | $10K |
| GAMMA Investing LLC | 0.00% | Reduce -14.9% | 347 | $10K |
| Parallel Advisors, LLC | 0.00% | Reduce -20.6% | 277 | $8K |
| Optiver Holding B.V. | 0.00% | New | 241 | $7K |
| Global Wealth Strategies & Associates | 0.00% | No change | 240 | $7K |
| Brooklyn Investment Group | 0.00% | New | 237 | $7K |
| Smartleaf Asset Management LLC | 0.00% | Reduce -37.3% | 222 | $6K |
| SBI Securities Co., Ltd. | 0.00% | Add +11.1% | 200 | $6K |
| Hemington Wealth Management | 0.00% | Add +34.1% | 177 | $5K |
| Atala Financial Inc | 0.00% | No change | 170 | $5K |
| UMB Bank, n.a. | 0.00% | No change | 141 | $4K |
| Rothschild Investment LLC | 0.00% | Add +30.0% | 130 | $4K |
| Financial Perspectives, Inc | 0.00% | No change | 100 | $3K |
| Danske Bank A/S | 0.00% | No change | 100 | $3K |
| Farther Finance Advisors, LLC | 0.00% | Reduce -16.5% | 96 | $3K |
| SWAN Capital LLC | 0.00% | No change | 91 | $3K |
| Steward Partners Investment Advisory, LLC | 0.00% | Add +43.5% | 89 | $3K |
| Wilmington Savings Fund Society, FSB | 0.00% | No change | 78 | $2K |
| Johnson Financial Group, Inc. | 0.00% | No change | 74 | $2K |
| WPG Advisers, LLC | 0.00% | Add +105.9% | 70 | $2K |
| MAI Capital Management | 0.00% | Reduce -8.4% | 65 | $2K |
| Kiker Wealth Management, LLC | 0.00% | New | 60 | $2K |
| CIBC Private Wealth Group LLC | 0.00% | New | 68 | $2K |
| Huntington National Bank | 0.00% | Add +9.8% | 56 | $2K |
| JFS Wealth Advisors, LLC | 0.00% | Reduce -7.0% | 53 | $2K |
| Amundi | 0.00% | Add +115.4% | 56 | $1K |
| Private Trust Co. NA | 0.00% | New | 41 | $1K |
| Rise Advisors, LLC | 0.00% | New | 32 | $917 |
| Private Wealth Management Group, LLC | 0.00% | No change | 31 | $889 |
| Parkside Financial Bank & Trust | 0.00% | New | 30 | $861 |
| Stephens Consulting, LLC | 0.00% | New | 30 | $860 |
| ROSS\JOHNSON & Associates LLC | 0.01% | No change | 25 | $716 |
| Bell Investment Advisors, Inc | 0.00% | No change | 23 | $659 |
| DiNuzzo Private Wealth, Inc. | 0.00% | Add +76.9% | 23 | $659 |
| SVB Wealth LLC | 0.00% | New | 21 | $602 |
| SJS Investment Consulting Inc. | 0.00% | No change | 19 | $545 |
| Principal Securities, Inc. | 0.00% | No change | 16 | $520 |
| Larson Financial Group LLC | 0.00% | New | 17 | $487 |
| NewEdge Advisors, LLC | 0.00% | No change | 15 | $430 |
| Global Financial Private Client, LLC | 0.00% | Add +116.7% | 13 | $372 |
| Fifth Third Bancorp | 0.00% | Reduce -50.0% | 10 | $287 |
| IFP Advisors, Inc | 0.00% | No change | 9 | $258 |
| MassMutual Private Wealth & Trust, FSB | 0.00% | No change | 8 | $229 |
| SouthState Bank Corp | 0.00% | New | 5 | $144 |
| HFM Investment Advisors, LLC | 0.00% | — | 3 | $86 |
| Bay Harbor Wealth Management, LLC | 0.00% | New | 2 | $57 |
| Parkworth Wealth Management, Inc. | 0.00% | No change | 2 | $57 |
| True Wealth Design, LLC | 0.00% | New | 1 | $29 |
"% of holder's portfolio" is FIBK's weight in each manager's 13F, not the share of First Interstate Bancsys-A the manager owns.