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HomeStocksJACKInstitutional Holders

JACK logoJack in the Box Inc. (JACK) Institutional Ownership

Q2 2026 13F Data|Updated 2026-11-07

✨

Institutional ownership increased this quarter (+8.91 pp), though top 10 holders maintain a highly concentrated 56.0% of institutional value.

Institutional Ownership
Can exceed 100% due to securities lending, short interest, and reporting timing differences.
105.2%$306M total value · ▲ +8.91 pp vs prior quarter
Smart Money Score
Based on ownership concentration, fund quality, buying/selling activity, ownership indicators, and institutional trend.
66 / 100Bullish
Institutions & Flow139 holders-5 net flow (+26 / -31)

AI Insights & Key Takeaways

  • Negative Institutional Flow (-5)
  • Marquee funds including Susquehanna International Group, Llp and Two Sigma Investments, Lp maintain significant positions
  • Top 10 holders control 56.0% of institutional value
  • No Insider Signal

Top Institutional Holders of JACK

Ranked by reported Q2 2026 13F market value

Top 10 Holders
56.0%
Top 25 Holders
83.8%

Share of total reported institutional value in JACK held by the largest 10 / 25 filers.

#InstitutionShares HeldMarket ValueQoQ ChangeOwnership %% of Fund
1Nantahala Capital Management, LLC1.7M$27.3M+12.0%9.144%0.45%
2Callodine Capital Management, LP1.7M$27.1M-2.5%9.083%1.77%
3BIGLARI CAPITAL CORP.1.7M$26.6M0.0%8.906%

Quarterly Institutional Activity

Filings activity in JACK during Q2 2026, grouped by how each filer changed its position.

OverviewNew Buyers26Added To90Trimmed18Exited31
  • LANDSCAPE CAPITAL MANAGEMENT, L.L.C.$1.9M
  • BALYASNY ASSET MANAGEMENT L.P.$1.4M

JACK Institutional Ownership by Quarter

8 quarters of 13F filings · Δ columns show change vs prior quarter

QuarterInst. HoldersΔ HoldersOwnership %Δ OwnershipTotal 13F ValueΔ Value
Q2 20261394.1%105.22%+8.91 pp$306M+81%
Q1 202614510%96.31%6.37 pp$169M51%
Q4 20251622.4%102.68%10.33 pp$346M14%
Q3 20251669.3%113.01%86.98 pp$404M75%
Q2 20251837.6%199.99%+84.24 pp$1.63B+191%
Q1 2025198

JACK — Frequently Asked Questions

Quick answers to the most common questions about buying JACK stock.

What percentage of JACK is owned by institutions?

Based on Q2 2026 13F filings, institutional ownership of Jack in the Box Inc. stands at 105.2%, held across 139 reporting institutions.

Who is the largest institutional holder of JACK?

Nantahala Capital Management, LLC is the largest reported institutional holder of JACK, with approximately 1,728,659 shares worth $0.03B as of Q2 2026.

Is JACK a hedge fund favorite?

Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of JACK, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, TWO SIGMA INVESTMENTS, LP, JANE STREET GROUP, LLC.

What is JACK's Smart Money Score?

Our composite Smart Money Score for JACK is 66 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.

How many institutions bought JACK this quarter?
2.23%
4BlackRock, Inc.1.3M$21.2M+4.7%7.100%0.00%
5BANK OF AMERICA CORP /DE/1.2M$18.4M+87.0%6.159%0.00%
6VANGUARD CAPITAL MANAGEMENT LLC826K$13.1M+1.2%4.372%0.00%
7Allianz Asset Management GmbH708K$11.2M+39.8%3.745%0.00%
8CHARLES SCHWAB INVESTMENT MANAGEMENT INC632K$10.0M-9.2%3.345%0.00%
9EARNEST PARTNERS LLC552K$8.7M+76.0%2.922%0.03%
10GEODE CAPITAL MANAGEMENT, LLC487K$7.7M+15.7%2.576%0.00%
11GOLDMAN SACHS GROUP INC472K$7.5M+380.0%2.496%0.00%
12IPG Investment Advisors LLC469K$7.4M-12.5%2.482%1.07%
13UBS Group AG444K$7.0M+464.6%2.347%0.00%
14SUSQUEHANNA INTERNATIONAL GROUP, LLP443K$7.0M-7.5%2.344%0.00%
15RAYMOND JAMES FINANCIAL INC411K$6.5M—2.176%0.00%
16TWO SIGMA INVESTMENTS, LP411K$6.5M+615.3%2.172%0.00%
17STATE STREET CORP393K$6.2M+0.8%2.081%0.00%
18JPMORGAN CHASE & CO366K$6.1M+2.3%1.936%0.00%
19MANNING & NAPIER ADVISORS LLC376K$5.9M0.0%1.991%0.08%
20D. E. Shaw & Co., Inc.361K$5.7M+115.5%1.912%0.00%
21JANE STREET GROUP, LLC320K$5.1M+784.9%1.695%0.00%
22PEAK6 LLC250K$3.9M—1.321%0.01%
23ENVESTNET ASSET MANAGEMENT INC240K$3.8M+97.2%1.267%0.00%
24BIGLARI, SARDAR201K$3.2M0.0%1.061%5.10%
25WELLS FARGO & COMPANY/MN200K$3.2M+75.8%1.057%0.00%

denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in JACK — a direct measure of their conviction.

Invenomic Capital Management LP
$1.2M
  • Brevan Howard Capital Management LP$717K
  • XTX Topco Ltd$438K
  • Man Group plc$431K
  • AXQ CAPITAL, LP$400K
  • Susquehanna Portfolio Strategies, LLC$360K
  • Quantbot Technologies LP$332K
  • Access Investment Management LLC$319K
  • Jump Financial, LLC$261K
  • Caption Management, LLC$236K
  • 2.0%
    115.75%
    +4.04 pp
    $562M
    33%
    Q4 2024202+2.0%111.71%+5.16 pp$835M4.0%
    Q3 2024198—106.55%—$870M—

    Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.

    26 institutions opened new positions in JACK during Q2 2026, while 31 fully exited. 90 added to existing positions and 18 trimmed.

    How is institutional ownership of JACK changing?

    JACK institutional ownership rose by 8.91 percentage points quarter-over-quarter, with a net change of -6 holders.

    How concentrated is JACK ownership among the top holders?

    The top 10 institutions account for 56.0% of all reported 13F value in JACK, and the top 25 account for 83.8%.

    Where does this JACK institutional ownership data come from?

    All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.

    JACKJack in the Box Inc.
    $14.09$269M
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