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Who owns IIIN?

Institutional ownership of Insteel Industries Inc. from Form 13F, Q2 2026

188 institutional managers reported holding Insteel Industries Inc. (IIIN) in Form 13F filings for Q2 2026, with 16,488,220 shares worth $498M. The largest reported holder was BlackRock, Inc. Managers that filed both quarters added a net 691,013 shares (+4.4%). 42 opened new positions and 51 sold out.

Funds holding
188
Value held
$498M
New / sold out
42 / 51
Net shares, same filers
+4.4%

Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Largest holders of IIIN

FundValueShare of 13F holdingsSharesMove
BlackRock, Inc.$46.0M9.2%1,523,656Trimmed
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.$36.2M7.3%1,199,958Added
Dimensional Fund Advisors LP$35.3M7.1%1,169,892Added
First Eagle Investment Management, LLC$30.9M6.2%1,022,908Added
Vanguard Capital Management LLC$24.8M5.0%821,480Added
Geode Capital Management, LLC$16.2M3.2%534,655Added
Robotti Robert$14.4M2.9%477,530Added
Jane Street Group, LLC$13.3M2.7%438,799Added
Citadel Advisors LLC$12.4M2.5%411,992Added
State Street Corp$12.1M2.4%400,968Trimmed
Qube Research & Technologies Ltd$11.2M2.3%371,738Added
Cerity Partners LLC$10.9M2.2%361,160Added
Royce & Associates LP$10.7M2.1%354,368Added
Bruce & Co., Inc.$10.4M2.1%343,423Unchanged
Charles Schwab Investment Management Inc$9.4M1.9%311,980Trimmed
AQR Capital Management LLC$9.1M1.8%301,372Added
Diamond Hill Capital Management, LLC (Investment Advisor)$9.0M1.8%298,778New
Oppenheimer & Co Inc$7.8M1.6%259,432Added
HRT Financial LP$6.9M1.4%229,512Added
Bank of New York Mellon Corp$6.7M1.4%222,700Trimmed
Jacobs Levy Equity Management, Inc$6.4M1.3%210,954Added
Oppenheimer & Close, LLC$6.0M1.2%200,178Added
Two Sigma Investments, LP$6.0M1.2%197,813Added
Vanguard Portfolio Management LLC$5.9M1.2%195,998Trimmed
Northern Trust Corp$5.5M1.1%183,029Trimmed

Share of 13F holdings is each fund's shares as a share of the 16,488,220 IIIN shares all 13F filers reported, not of shares outstanding.

Biggest buyers in Q2 2026

  1. First Eagle Investment Management, LLC Added+$19.4M
  2. Jane Street Group, LLC Added+$10.8M
  3. Diamond Hill Capital Management, LLC (Investment Advisor) New+$9.0M
  4. AQR Capital Management LLC Added+$7.0M
  5. Qube Research & Technologies Ltd Added+$6.5M
  6. Robotti Robert Added+$5.4M
  7. HRT Financial LP Added+$5.2M
  8. Citadel Advisors LLC Added+$5.0M
  9. Cerity Partners LLC Added+$4.1M
  10. Royce & Associates LP Added+$4.0M

Biggest sellers in Q2 2026

  1. BlackRock, Inc. Trimmed-$40.0M
  2. State Street Corp Trimmed-$9.8M
  3. Vanguard Portfolio Management LLC Trimmed-$7.2M
  4. Segall Bryant & Hamill, LLC Sold out-$5.2M
  5. Invesco Ltd. Trimmed-$4.8M
  6. Algert Global LLC Trimmed-$4.8M
  7. Lazard Asset Management LLC Sold out-$3.9M
  8. Ancora Advisors LLC Sold out-$3.9M
  9. Renaissance Technologies LLC Sold out-$3.6M
  10. American Century Companies Inc Trimmed-$3.3M

The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $141M and sold $124M; 81 added and 47 trimmed.

Questions about IIIN ownership

Who owns IIIN stock?
188 institutional investment managers reported IIIN positions in their Form 13F filings for Q2 2026, holding 16,488,220 shares worth $498M in total. BlackRock, Inc. reported the largest position.
Are funds buying or selling IIIN?
In Q2 2026, 42 managers opened new IIIN positions, 81 added, 47 trimmed and 51 sold out. Managers that filed in both quarters added a net 691,013 shares.
How current is this IIIN institutional ownership data?
It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to IIIN by CUSIP. Options are left out. IIIN news and filings · IIIN insider trades · Top funds