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Institutional Ownership · SEC Form 13F

Who owns INAC (INAC)


Which tracked institutional funds hold INAC, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See INAC company fundamentals →

Ownership as of the 2026-Q1 13F filings. 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

84
Institutional holders
21,210,345
Shares held (tracked funds)

How the tape is positioned

6 tracked funds added or opened INAC while 7 trimmed or exited it between 2025-Q4 and 2026-Q1 — the tape is split. When large holders disagree on a name, the funds moving first are sometimes ahead of the story.

A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.

Conviction spread

INAC’s largest tracked holder by dollar value, Harraden Circle Investments, LLC, sizes it at 0.4% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.4pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in INAC divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.

Institutional & insider positioning

Between 2025-Q4 and 2026-Q1, across 53 tracked filers holding INAC, 11 increased or opened the position and 14 reduced or closed it; over the same quarter, there were no open-market insider Form 4s.

This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.

New buyers & exits

Funds opening or closing a position in INAC between the 2025-Q4 and 2026-Q1 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.

New buyers 2

  • SONA ASSET MANAGEMENT (US) LLC$2M
  • O'Connor Alternative Investments LLC$771K

Full exits 1

  • OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC)$767K

Largest adds

  • JPMORGAN CHASE & CO$3M
  • HIGHBRIDGE CAPITAL MANAGEMENT LLC$3M
  • WOLVERINE ASSET MANAGEMENT LLC$817K
  • BNP PARIBAS FINANCIAL MARKETS$307K

Largest trims

  • Context Capital Management, LLC$6M
  • Clear Street Group Inc.$2M
  • Periscope Capital Inc.$1M
  • Harraden Circle Investments, LLC$1M
  • Virtu Financial LLC$1M
  • BOOTHBAY FUND MANAGEMENT, LLC$528K

Institutional holders

One row per tracked fund, largest reported value first. “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding. Rows marked stale are from an earlier filing than the security’s latest quarter — that fund is absent from the newest snapshot (position exited, or reported under a different name).

FundSharesReported value% of valueQuarter
Harraden Circle Investments, LLC301,353$47M39.5%2026-Q1
Wealthspring Capital LLC775,170$8M6.6%2026-Q1
Karpus Management, Inc. trimmed656,597$7M5.6%2026-Q1
D. E. Shaw & Co., Inc.495,000$5M4.2%2026-Q1
MANGROVE PARTNERS IM, LLC450,000$5M3.9%2026-Q1
Periscope Capital Inc. trimmed350,000$4M3.0%2026-Q1
TWO SIGMA INVESTMENTS, LP332,291$3M2.8%2026-Q1
Calamos Advisors LLC250,000$3M2.2%2026-Q1
Westchester Capital Management, LLC250,000$3M2.1%2026-Q1
OMERS ADMINISTRATION Corp200,000$2M1.7%2026-Q1
Context Capital Management, LLC200,000$2M1.7%2026-Q1
MIZUHO SECURITIES USA LLC added200,000$2M1.7%2026-Q1
WHITEBOX ADVISORS LLC175,000$2M1.5%2026-Q1
SONA ASSET MANAGEMENT (US) LLC new158,059$2M1.4%2026-Q1
Clear Street Group Inc. added150,486$2M1.3%2026-Q1
HGC Investment Management Inc.150,000$2M1.3%2026-Q1
BERKLEY W R CORP148,815$2M1.3%2026-Q1
HEIGHTS CAPITAL MANAGEMENT, INC100,000$1M0.9%2026-Q1
O'Connor Alternative Investments LLC new75,000$760K0.6%2026-Q1
TORONTO DOMINION BANK trimmed50,000$510K0.4%2026-Q1
Parallax Volatility Advisers, L.P.48,823$500K0.4%2026-Q1
Warberg Asset Management LLC44,612$453K0.4%2026-Q1
Logan Stone Capital, LLC added44,532$452K0.4%2026-Q1
ABC ARBITRAGE SA35,000$357K0.3%2026-Q1
Virtu Financial LLC trimmed29,731$301K0.3%2026-Q1
Yakira Capital Management, Inc. trimmed26,311$269K0.2%2026-Q1
JPMORGAN CHASE & CO25,000$257K0.2%2026-Q1
HRT FINANCIAL LP25,000$255K0.2%2026-Q1
Crossingbridge Advisors, LLC new25,000$254K0.2%2026-Q1
SUSQUEHANNA INTERNATIONAL GROUP, LLP trimmed16,807$170K0.1%2026-Q1
ROBINSON CAPITAL MANAGEMENT, LLC14,004$144K0.1%2026-Q1
AQR Arbitrage LLC added685,761$87K0.1%2026-Q1
Polar Asset Management Partners Inc.500,000$78K0.1%2026-Q1
HIGHBRIDGE CAPITAL MANAGEMENT LLC added610,501$77K0.1%2026-Q1
Shaolin Capital Management LLC trimmed450,000$70K0.1%2026-Q1
RIVERNORTH CAPITAL MANAGEMENT, LLC343,701$53K0.0%2026-Q1
Linden Advisors LP375,000$52K0.0%2026-Q1
GLAZER CAPITAL, LLC trimmed396,276$48K0.0%2026-Q1
ARISTEIA CAPITAL, L.L.C.250,000$39K0.0%2026-Q1
Mint Tower Capital Management B.V.225,000$35K0.0%2026-Q1
Radcliffe Capital Management, L.P.250,000$34K0.0%2026-Q1
WOLVERINE ASSET MANAGEMENT LLC216,912$34K0.0%2026-Q1
Magnetar Financial LLC225,000$31K0.0%2026-Q1
BNP PARIBAS FINANCIAL MARKETS216,090$30K0.0%2026-Q1
DLD Asset Management, LP added162,317$25K0.0%2026-Q1
Bulldog Investors, LLP178,479$21K0.0%2026-Q1
Schonfeld Strategic Advisors LLC added120,000$17K0.0%2026-Q1
MYDA Advisors LLC69,500$11K0.0%2026-Q1
BOOTHBAY FUND MANAGEMENT, LLC added77,500$11K0.0%2026-Q1
Centiva Capital, LP75,000$10K0.0%2026-Q1
Evercore Wealth Management, LLC10,730$1K0.0%2026-Q1
MORGAN STANLEY added81$8210.0%2026-Q1
UBS Group AG1$100.0%2026-Q1
ATW SPAC MANAGEMENT LLC new77,500$12M10.5%2025-Q3 stale
StoneX Group Inc. new128,289$1M1.1%2025-Q3 stale
BCK Capital Management LP new86,094$870K0.7%2025-Q3 stale
CITADEL ADVISORS LLC new19,666$199K0.2%2025-Q3 stale
Dakota Wealth Management new11,350$114K0.1%2025-Q4 stale
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) new75,000$11K0.0%2025-Q4 stale

Ownership over time

Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.

HoldersTotal shares

Reading this table

Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.

About 13F filings

A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.

Learn how to read institutional ownership