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Institutional Ownership · SEC Form 13F

Who owns First Internet Bancorp (INBK)


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

Ownership as of the 2026-Q1 13F filings (latest filed 2026-05-18). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

116
Institutional holders
6M
Shares held (tracked funds)

How the tape is positioned

11 tracked funds added or opened INBK while 13 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

INBK’s largest tracked holder by dollar value, BlackRock, Inc., sizes it at 0.0% of its own reported 13F book, while the median holder sizes it at 0.0% of theirs — a 0.0pp gap the other way — the median holder sizes INBK more heavily than its largest holder by dollar value does.

Book-share is each fund’s reported value in INBK 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 116 tracked filers holding INBK, 61 increased or opened the position and 54 reduced or closed it; over the same quarter, open-market insider Form 4s were net purchases.

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 INBK 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 3

  • VANGUARD CAPITAL MANAGEMENT LLC$7M
  • VANGUARD FIDUCIARY TRUST CO$1M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$927K

Full exits 3

  • VANGUARD GROUP INC$9M
  • JANE STREET GROUP, LLC$1M
  • TWO SIGMA ADVISERS, LP$724K

Largest adds

  • AEGIS FINANCIAL CORP$2M
  • HEARTLAND ADVISORS INC$2M
  • Simcoe Capital LLC$2M
  • AQR CAPITAL MANAGEMENT LLC$1M
  • JACOBS LEVY EQUITY MANAGEMENT, INC$441K
  • Trexquant Investment LP$402K

Largest trims

  • BlackRock, Inc.$1M
  • DIMENSIONAL FUND ADVISORS LP$1M
  • MILLENNIUM MANAGEMENT LLC$1M
  • AMERICAN CENTURY COMPANIES INC$871K
  • STATE OF WISCONSIN INVESTMENT BOARD$552K
  • D. E. Shaw & Co., Inc.$530K

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
BlackRock, Inc. trimmed778,524$16M9.6%2026-Q1
HEARTLAND ADVISORS INC added384,900$8M4.7%2026-Q1
DIMENSIONAL FUND ADVISORS LP trimmed375,809$8M4.6%2026-Q1
AEGIS FINANCIAL CORP added354,261$7M4.4%2026-Q1
VANGUARD CAPITAL MANAGEMENT LLC new336,248$7M4.1%2026-Q1
ACADIAN ASSET MANAGEMENT LLC trimmed216,353$4M2.7%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC added209,811$4M2.6%2026-Q1
D. E. Shaw & Co., Inc. trimmed209,453$4M2.6%2026-Q1
CSM Advisors, LLC trimmed191,384$4M2.4%2026-Q1
Simcoe Capital LLC added172,092$4M2.1%2026-Q1
Quantinno Capital Management LP added162,421$3M2.0%2026-Q1
BANC FUNDS CO LLC162,176$3M2.0%2026-Q1
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC added149,046$3M1.8%2026-Q1
STATE STREET CORP added133,683$3M1.6%2026-Q1
CITADEL ADVISORS LLC trimmed116,838$2M1.4%2026-Q1
STATE OF WISCONSIN INVESTMENT BOARD trimmed109,716$2M1.4%2026-Q1
JACOBS LEVY EQUITY MANAGEMENT, INC added108,340$2M1.3%2026-Q1
AMERICAN CENTURY COMPANIES INC trimmed96,479$2M1.2%2026-Q1
MILLENNIUM MANAGEMENT LLC trimmed89,839$2M1.1%2026-Q1
SAPIENT CAPITAL LLC77,807$2M1.0%2026-Q1
Gator Capital Management, LLC added77,174$2M0.9%2026-Q1
CALDWELL SUTTER CAPITAL, INC.76,899$2M0.9%2026-Q1
AQR CAPITAL MANAGEMENT LLC added74,103$2M0.9%2026-Q1
Fiduciary Trust Co trimmed64,922$1M0.8%2026-Q1
NORTHERN TRUST CORP added62,624$1M0.8%2026-Q1
BANK OF AMERICA CORP /DE/ added61,022$1M0.8%2026-Q1
GOLDMAN SACHS GROUP INC added60,428$1M0.7%2026-Q1
WELLINGTON MANAGEMENT GROUP LLP trimmed59,280$1M0.7%2026-Q1
VANGUARD FIDUCIARY TRUST CO new57,704$1M0.7%2026-Q1
Walleye Capital LLC trimmed48,702$993K0.6%2026-Q1
TWO SIGMA INVESTMENTS, LP trimmed47,856$975K0.6%2026-Q1
VANGUARD PORTFOLIO MANAGEMENT LLC new45,477$927K0.6%2026-Q1
BRIDGEWAY CAPITAL MANAGEMENT, LLC45,229$922K0.6%2026-Q1
MORGAN STANLEY trimmed44,222$901K0.5%2026-Q1
Nuveen, LLC added40,356$822K0.5%2026-Q1
VICTORY CAPITAL MANAGEMENT INC36,700$748K0.5%2026-Q1
GSA CAPITAL PARTNERS LLP trimmed35,778$729K0.4%2026-Q1
Squarepoint Ops LLC added34,523$704K0.4%2026-Q1
Trexquant Investment LP added33,952$692K0.4%2026-Q1
AMERIPRISE FINANCIAL INC trimmed31,612$644K0.4%2026-Q1
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP trimmed29,953$610K0.4%2026-Q1
STRS OHIO added27,900$569K0.3%2026-Q1
Valeo Financial Advisors, LLC added24,595$501K0.3%2026-Q1
HSBC HOLDINGS PLC trimmed24,456$500K0.3%2026-Q1
CHARLES SCHWAB INVESTMENT MANAGEMENT INC trimmed20,299$414K0.2%2026-Q1
Point72 Asset Management, L.P. trimmed19,404$395K0.2%2026-Q1
Jump Financial, LLC trimmed18,500$377K0.2%2026-Q1
Bank of New York Mellon Corp added17,928$365K0.2%2026-Q1
XTX Topco Ltd added17,852$364K0.2%2026-Q1
Russell Investments Group, Ltd. trimmed17,029$347K0.2%2026-Q1
BARCLAYS PLC trimmed16,761$342K0.2%2026-Q1
Empowered Funds, LLC15,329$312K0.2%2026-Q1
SUSQUEHANNA INTERNATIONAL GROUP, LLP added14,845$303K0.2%2026-Q1
DONALDSON CAPITAL MANAGEMENT, LLC14,250$290K0.2%2026-Q1
Invesco Ltd. added13,305$271K0.2%2026-Q1
Man Group plc added12,570$256K0.2%2026-Q1
UBS Group AG added12,315$251K0.2%2026-Q1
Inscription Capital, LLC added12,089$246K0.1%2026-Q1
SEI INVESTMENTS CO added12,009$245K0.1%2026-Q1
Odyssean, LLC new11,607$237K0.1%2026-Q1
MERCER GLOBAL ADVISORS INC /ADV new11,408$232K0.1%2026-Q1
FIRST MERCHANTS CORP11,172$228K0.1%2026-Q1
Sowell Financial Services LLC added11,123$227K0.1%2026-Q1
NEUBERGER BERMAN GROUP LLC trimmed10,576$216K0.1%2026-Q1
OXFORD FINANCIAL GROUP, LTD. LLC9,834$200K0.1%2026-Q1
BNP PARIBAS FINANCIAL MARKETS trimmed9,679$197K0.1%2026-Q1
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC added9,210$188K0.1%2026-Q1
PATRIOT FINANCIAL PARTNERS GP, LP trimmed400,719$11M6.5%2025-Q2 stale
VANGUARD GROUP INC added443,997$9M5.6%2025-Q4 stale
Patriot Financial Partners GP II, L.P. new209,372$5M2.8%2025-Q3 stale
Foundry Partners, LLC added149,361$4M2.4%2025-Q1 stale
Acuitas Investments, LLC104,832$2M1.4%2025-Q3 stale
RAYMOND JAMES FINANCIAL INC56,471$1M0.8%2025-Q3 stale
Fourthstone LLC trimmed56,238$1M0.8%2025-Q3 stale
JANE STREET GROUP, LLC added58,856$1M0.7%2025-Q4 stale
Creative Planning trimmed52,932$1M0.7%2025-Q3 stale
Stieven Capital Advisors, L.P. trimmed44,060$1M0.7%2025-Q1 stale
FIRST TRUST ADVISORS LP added31,683$852K0.5%2025-Q2 stale
TWO SIGMA ADVISERS, LP trimmed34,700$724K0.4%2025-Q4 stale
MARSHALL WACE, LLP added27,083$607K0.4%2025-Q3 stale
Connor, Clark & Lunn Investment Management Ltd. trimmed19,203$517K0.3%2025-Q2 stale
Rothschild Wealth LLC new22,831$476K0.3%2025-Q4 stale
Perritt Capital Management Inc added22,831$476K0.3%2025-Q4 stale
Quadrature Capital Ltd added22,663$473K0.3%2025-Q4 stale
Ancora Advisors LLC trimmed17,474$365K0.2%2025-Q4 stale
Cubist Systematic Strategies, LLC added13,798$309K0.2%2025-Q3 stale
Mariner, LLC added13,787$309K0.2%2025-Q3 stale
Teton Advisors, Inc. trimmed10,000$269K0.2%2025-Q2 stale
R Squared Ltd added11,971$269K0.2%2025-Q3 stale
Graham Capital Management, L.P. new12,032$251K0.2%2025-Q4 stale
Thrivent Financial for Lutherans trimmed10,858$244K0.1%2025-Q3 stale
RENAISSANCE TECHNOLOGIES LLC trimmed9,100$244K0.1%2025-Q1 stale
MARTINGALE ASSET MANAGEMENT L P11,021$230K0.1%2025-Q4 stale
Teton Advisors, LLC new10,000$224K0.1%2025-Q3 stale
Focus Partners Wealth new1,013$223K0.1%2025-Q3 stale
PharVision Advisers, LLC new10,680$223K0.1%2025-Q4 stale
SIMPLEX TRADING, LLC added10,355$216K0.1%2025-Q4 stale
HRT FINANCIAL LP trimmed7,992$214K0.1%2025-Q1 stale
Qube Research & Technologies Ltd trimmed9,266$208K0.1%2025-Q3 stale
WOODLEY FARRA MANION PORTFOLIO MANAGEMENT INC7,460$201K0.1%2025-Q2 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