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Acacia Research ACTG · USD

Industrials · US listing · 🇺🇸 United States

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4.28

+0.71%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Starboard Value LP61.1m61.19%—30 Jun 2025
State Street Investment Management (US)2.8m2.82%+10.2k30 Jun 2025
Dimensional Fund Advisors, L.P.2.7m2.72%+270.6k30 Jun 2025
The Vanguard Group, Inc.2.3m2.30%+63.1k30 Jun 2025
BlackRock Institutional Trust Company, N.A.2.2m2.16%−106k30 Jun 2025
Renaissance Technologies LLC1.6m1.56%−19.2k30 Jun 2025
Krilogy Financial LLC1.4m1.40%+240.5k30 Jun 2025
Formidable Asset Management, LLC960.4k0.96%+62.6k30 Sept 2025
Geode Capital Management, L.L.C.858.6k0.86%−21.4k30 Jun 2025
Pacific Ridge Capital Partners, LLC858.3k0.86%−101.1k30 Jun 2025
Peapod Lane Capital LLC718.2k0.72%+282.9k30 Jun 2025
Citadel Advisors LLC594.1k0.59%+487.3k30 Jun 2025
American Century Investment Management, Inc.494.1k0.49%+29.7k30 Jun 2025
Permanent Capital Management LP405.3k0.41%+405.3k30 Sept 2025
Tidal Investments LLC365.9k0.37%−20.9k30 Jun 2025

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

1.6m

-7.6% on the period before. 11.8 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

48.9%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 17 Sept 2026867 shares
  • 11 Sept 20261,068 shares
  • 8 Sept 2026783 shares
  • 13 Aug 2026765 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.