CLEARFIELD INC (CLFD) Institutional Shareholders
CLEARFIELD INC (CLFD) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $345.60M in CLFD holdings during the latest filing period.
Aigh Capital Management Llc is currently the largest disclosed institutional shareholder of CLFD tracked by InsiderSet, reporting ownership valued at approximately $40.13M in its June 30, 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 $30.42M, representing an estimated loss of -24.20% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 61% of the total disclosed CLFD value among the investors covered in this analysis. Major shareholders include Aigh Capital Management Llc, Blackrock, Inc., Ack Asset Management Llc, and several other long-term asset managers with concentrated positions in CLEARFIELD INC (CLFD).
This page ranks the largest institutional CLFD 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
123
Total Reported Value
$345.60M
Largest Holder
Aigh Capital Management Llc
Largest Position
$40.13M
Insider Transactions (90d)
5
Latest Filing Quarter
Q2 2026
New Institutional Positions
138
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Aigh Capital Management Llc | 3.63% | 1,008,469 | $40,126,982 | $30,415,425 | -$9,711,557 | -24.20% | |
| Blackrock, Inc. | 0.00% | 957,424 | $38,095,900 | $28,875,908 | -$9,219,992 | -24.20% | |
| Ack Asset Management Llc | 3.76% | 810,200 | $32,237,858 | $24,435,632 | -$7,802,226 | -24.20% | |
| Vanguard Capital Management Llc | 0.00% | 481,816 | $19,171,459 | $14,531,571 | -$4,639,888 | -24.20% | |
| Mairs & Power Growth Fund | Andrew R. Adams | 0.14% | 385,257 | $15,329,376 | $11,619,351 | -$3,710,025 | -24.20% |
| Vanguard Portfolio Management Llc | 0.00% | 371,245 | $14,771,839 | $11,196,749 | -$3,575,090 | -24.20% | |
| State Street Corp | 0.00% | 363,209 | $14,452,086 | $10,954,383 | -$3,497,703 | -24.20% | |
| Dimensional Fund Advisors Lp | 0.00% | 357,104 | $14,208,062 | $10,770,257 | -$3,437,805 | -24.20% | |
| Geode Capital Management, Llc | 0.00% | 302,039 | $12,021,443 | $9,109,496 | -$2,911,947 | -24.22% | |
| Punch & Associates Investment Management, Inc. | 0.55% | 277,610 | $11,046,102 | $8,372,718 | -$2,673,384 | -24.20% | |
| Royal Bank Of Canada | 0.00% | 262,147 | $10,431,000 | $7,906,354 | -$2,524,646 | -24.20% | |
| Royce & Associates Lp | 0.08% | 256,990 | $10,225,632 | $7,750,818 | -$2,474,814 | -24.20% | |
| D. E. Shaw & Co., Inc. | 0.01% | 227,722 | $9,061,058 | $6,868,096 | -$2,192,962 | -24.20% | |
| Acadian Asset Management Llc | 0.01% | 173,069 | $6,884,000 | $5,219,761 | -$1,664,239 | -24.18% | |
| Dana Investment Advisors, Inc. | 0.17% | 161,550 | $6,428,075 | $4,872,348 | -$1,555,727 | -24.20% | |
| Jpmorgan Chase & Co | 0.00% | 164,458 | $6,372,749 | $4,960,053 | -$1,412,696 | -22.17% | |
| Millennium Management Llc | 0.00% | 142,431 | $5,667,329 | $4,295,719 | -$1,371,610 | -24.20% | |
| Goldman Sachs Group Inc | 0.00% | 139,129 | $5,535,943 | $4,196,131 | -$1,339,812 | -24.20% | |
| Citadel Advisors Llc | 0.00% | 131,916 | $5,248,938 | $3,978,587 | -$1,270,351 | -24.20% | |
| Divisadero Street Capital Management, Lp | 0.12% | 130,783 | $5,203,856 | $3,944,415 | -$1,259,441 | -24.20% | |
| Northern Trust Corp | 0.00% | 125,744 | $5,003,354 | $3,792,439 | -$1,210,915 | -24.20% | |
| Marshall Wace, Llp | 0.00% | 112,403 | $4,472,517 | $3,390,074 | -$1,082,443 | -24.20% | |
| Charles Schwab Investment Management Inc | 0.00% | 99,389 | $3,954,688 | $2,997,572 | -$957,116 | -24.20% | |
| Lazard Asset Management Llc | 0.00% | 82,680 | $3,289,837 | $2,493,629 | -$796,208 | -24.20% | |
| Bank Of America Corp | 0.00% | 79,275 | $3,154,352 | $2,390,934 | -$763,418 | -24.20% | |
| Vanguard Fiduciary Trust Co | 0.00% | 75,275 | $2,995,192 | $2,270,294 | -$724,898 | -24.20% | |
| Jacobs Levy Equity Management, Inc | 0.01% | 74,391 | $2,960,018 | $2,243,633 | -$716,385 | -24.20% | |
| Morgan Stanley | 0.00% | 72,894 | $2,900,465 | $2,198,483 | -$701,982 | -24.20% | |
| Wealth Group Ltd | 0.36% | 47,000 | $1,870,130 | $1,417,520 | -$452,610 | -24.20% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 45,795 | $1,822,183 | $1,381,177 | -$441,006 | -24.20% |
| Russell Investments Group, Ltd. | 0.00% | 43,503 | $1,731,044 | $1,312,050 | -$418,994 | -24.20% | |
| Credit Agricole S A | 0.00% | 42,000 | $1,671,180 | $1,266,720 | -$404,460 | -24.20% | |
| Bank Of New York Mellon Corp | 0.00% | 36,547 | $1,454,187 | $1,102,258 | -$351,929 | -24.20% | |
| Ubs Group Ag | 0.00% | 36,450 | $1,450,345 | $1,099,332 | -$351,013 | -24.20% | |
| Rhumbline Advisers | 0.00% | 35,970 | $1,431,235 | $1,084,855 | -$346,380 | -24.20% | |
| Los Angeles Capital Management Llc | 0.01% | 35,872 | $1,427,347 | $1,081,900 | -$345,447 | -24.20% | |
| Principal Financial Group Inc | 0.00% | 35,235 | $1,402,000 | $1,062,688 | -$339,312 | -24.20% | |
| Susquehanna International Group, Llp | 0.00% | 34,485 | $1,372,158 | $1,040,068 | -$332,090 | -24.20% | |
| American Century Companies Inc | 0.00% | 25,608 | $1,018,942 | $772,337 | -$246,605 | -24.20% | |
| Invesco Ltd. | 0.00% | 23,873 | $949,906 | $720,010 | -$229,896 | -24.20% | |
| Nuveen, Llc | 0.00% | 23,566 | $937,691 | $710,751 | -$226,940 | -24.20% | |
| Qube Research & Technologies Ltd | 0.00% | 20,841 | $829,263 | $628,565 | -$200,698 | -24.20% | |
| Trexquant Investment Lp | 0.01% | 20,469 | $814,462 | $617,345 | -$197,117 | -24.20% | |
| Informed Momentum Co Llc | 0.07% | 20,407 | $811,995 | $615,475 | -$196,520 | -24.20% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.00% | 20,328 | $808,851 | $613,092 | -$195,759 | -24.20% | |
| Campbell & Co Investment Adviser Llc | 0.04% | 19,421 | $772,762 | $585,737 | -$187,025 | -24.20% | |
| Barclays Plc | 0.00% | 17,397 | $692,227 | $524,694 | -$167,533 | -24.20% | |
| Sequoia Financial Advisors | 0.00% | 14,270 | $567,804 | $430,383 | -$137,421 | -24.20% | |
| Arrowstreet Capital, Limited Partnership | 0.00% | 14,091 | $560,681 | $424,985 | -$135,696 | -24.20% | |
| Price T Rowe Associates Inc | 0.00% | 13,963 | $556,000 | $421,124 | -$134,876 | -24.26% |
Frequently asked questions about CLFD
Who owns the most CLFD stock?
The largest holders of CLFD 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 CLEARFIELD INC (CLFD).
Is CLFD widely held by superinvestors?
Many widely followed stocks like CLFD appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly CLFD 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.