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Institutional Ownership · SEC Form 13F

Who owns TTMI (TTMI)


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

521
Institutional holders
95,083,027
Shares held (tracked funds)
92.0%
Of shares outstanding

How the tape is positioned

249 tracked funds added or opened TTMI while 85 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

TTMI’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 TTMI more heavily than its largest holder by dollar value does.

Book-share is each fund’s reported value in TTMI 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 520 tracked filers holding TTMI, 303 increased or opened the position and 244 reduced or closed it; over the same quarter, open-market insider Form 4 buying and selling roughly offset.

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 TTMI 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 69

  • VANGUARD PORTFOLIO MANAGEMENT LLC$623M
  • VANGUARD CAPITAL MANAGEMENT LLC$435M
  • ALKEON CAPITAL MANAGEMENT LLC$102M
  • Atalan Capital Partners, LP$75M
  • VANGUARD FIDUCIARY TRUST CO$65M
  • DENDUR CAPITAL LP$64M

Full exits 32

  • VANGUARD GROUP INC$878M
  • Think Investments LP$38M
  • Park West Asset Management LLC$37M
  • JUPITER ASSET MANAGEMENT LTD$27M
  • Wealth High Governance Capital Ltda$13M
  • Phocas Financial Corp.$11M

Largest adds

  • Invesco Ltd.$151M
  • GEODE CAPITAL MANAGEMENT, LLC$125M
  • WELLINGTON MANAGEMENT GROUP LLP$117M
  • Polar Capital Holdings Plc$106M
  • STATE STREET CORP$102M
  • T. Rowe Price Investment Management, Inc.$82M

Largest trims

  • Nearwater Capital Markets, Ltd$32M
  • CITADEL ADVISORS LLC$28M
  • GOLDMAN SACHS GROUP INC$23M
  • Public Sector Pension Investment Board$18M
  • PRINCIPAL FINANCIAL GROUP INC$14M
  • MORGAN STANLEY$12M

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. trimmed11,853,804$1.2B11.9%2026-Q1
VANGUARD PORTFOLIO MANAGEMENT LLC new6,397,969$623M6.4%2026-Q1
Invesco Ltd. added5,079,524$495M5.1%2026-Q1
VANGUARD CAPITAL MANAGEMENT LLC new4,463,541$435M4.5%2026-Q1
DIMENSIONAL FUND ADVISORS LP trimmed4,311,094$420M4.3%2026-Q1
STATE STREET CORP trimmed3,813,755$372M3.8%2026-Q1
Whale Rock Capital Management LLC trimmed3,514,560$342M3.5%2026-Q1
GEODE CAPITAL MANAGEMENT, LLC added3,156,185$310M3.2%2026-Q1
Polar Capital Holdings Plc added2,924,285$285M2.9%2026-Q1
FMR LLC trimmed2,502,104$244M2.5%2026-Q1
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP trimmed2,209,630$215M2.2%2026-Q1
Castle Hook Partners LP added2,114,134$206M2.1%2026-Q1
WELLINGTON MANAGEMENT GROUP LLP added1,394,322$136M1.4%2026-Q1
JPMORGAN CHASE & CO added1,509,288$133M1.4%2026-Q1
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. trimmed1,293,432$126M1.3%2026-Q1
NORTHERN TRUST CORP added1,292,858$126M1.3%2026-Q1
CHARLES SCHWAB INVESTMENT MANAGEMENT INC trimmed1,191,297$116M1.2%2026-Q1
ALKEON CAPITAL MANAGEMENT LLC new1,050,000$102M1.1%2026-Q1
T. Rowe Price Investment Management, Inc. added1,043,382$102M1.1%2026-Q1
GOLDMAN SACHS GROUP INC trimmed961,139$94M1.0%2026-Q1
Thrivent Financial for Lutherans trimmed906,363$88M0.9%2026-Q1
JANE STREET GROUP, LLC added837,731$82M0.8%2026-Q1
Nuveen, LLC added822,038$80M0.8%2026-Q1
MORGAN STANLEY trimmed780,162$76M0.8%2026-Q1
Atalan Capital Partners, LP new768,290$75M0.8%2026-Q1
EMERALD ADVISERS, LLC trimmed750,417$73M0.8%2026-Q1
Portolan Capital Management, LLC trimmed727,494$71M0.7%2026-Q1
Bank of New York Mellon Corp added715,543$70M0.7%2026-Q1
AQR CAPITAL MANAGEMENT LLC added734,244$69M0.7%2026-Q1
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ trimmed676,304$68M0.7%2026-Q1
VANGUARD FIDUCIARY TRUST CO new664,978$65M0.7%2026-Q1
DENDUR CAPITAL LP new655,000$64M0.7%2026-Q1
JENNISON ASSOCIATES LLC added641,532$62M0.6%2026-Q1
BANK OF AMERICA CORP /DE/ added636,152$62M0.6%2026-Q1
Capital World Investors trimmed635,006$62M0.6%2026-Q1
LOOMIS SAYLES & CO L P trimmed535,996$52M0.5%2026-Q1
Hood River Capital Management LLC trimmed516,431$50M0.5%2026-Q1
ALLIANCEBERNSTEIN L.P. added707,697$49M0.5%2026-Q1
NEUMEIER POMA INVESTMENT COUNSEL LLC trimmed499,750$49M0.5%2026-Q1
EMERALD MUTUAL FUND ADVISERS TRUST trimmed470,005$46M0.5%2026-Q1
SAMLYN CAPITAL, LLC new459,857$45M0.5%2026-Q1
NEUBERGER BERMAN GROUP LLC added438,583$43M0.4%2026-Q1
PANAGORA ASSET MANAGEMENT INC trimmed438,133$43M0.4%2026-Q1
TWO SIGMA INVESTMENTS, LP added373,861$36M0.4%2026-Q1
MILLENNIUM MANAGEMENT LLC added372,574$36M0.4%2026-Q1
RENAISSANCE TECHNOLOGIES LLC added370,869$36M0.4%2026-Q1
PRICE T ROWE ASSOCIATES INC /MD/ added369,100$36M0.4%2026-Q1
LORD, ABBETT & CO. LLC new365,514$36M0.4%2026-Q1
PRINCIPAL FINANCIAL GROUP INC trimmed351,049$34M0.4%2026-Q1
Granahan Investment Management, LLC added327,434$32M0.3%2026-Q1
RHUMBLINE ADVISERS added310,315$30M0.3%2026-Q1
Capital International Investors new295,522$29M0.3%2026-Q1
Driehaus Capital Management LLC new290,041$28M0.3%2026-Q1
WELLS FARGO & COMPANY/MN trimmed273,732$27M0.3%2026-Q1
ROYCE & ASSOCIATES LP added273,076$27M0.3%2026-Q1
Allspring Global Investments Holdings, LLC added266,775$26M0.3%2026-Q1
CITADEL ADVISORS LLC trimmed260,448$25M0.3%2026-Q1
FRANKLIN RESOURCES INC added248,929$24M0.3%2026-Q1
VICTORY CAPITAL MANAGEMENT INC trimmed246,203$24M0.2%2026-Q1
PRUDENTIAL FINANCIAL INC trimmed243,968$24M0.2%2026-Q1
DEUTSCHE BANK AG\ added228,751$22M0.2%2026-Q1
GLENMEDE TRUST CO NA trimmed225,784$22M0.2%2026-Q1
Rivermont Capital Management LP trimmed224,481$22M0.2%2026-Q1
First Eagle Investment Management, LLC trimmed224,471$22M0.2%2026-Q1
CITIGROUP INC trimmed215,931$21M0.2%2026-Q1
Schonfeld Strategic Advisors LLC trimmed210,497$21M0.2%2026-Q1
Ophir Asset Management Pty Ltd new206,439$20M0.2%2026-Q1
Swiss National Bank added204,500$20M0.2%2026-Q1
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND added197,799$19M0.2%2026-Q1
UBS Group AG added184,244$18M0.2%2026-Q1
Point72 Asset Management, L.P. added183,628$18M0.2%2026-Q1
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC added179,965$18M0.2%2026-Q1
BNP PARIBAS FINANCIAL MARKETS added174,549$17M0.2%2026-Q1
California Public Employees Retirement System trimmed173,450$17M0.2%2026-Q1
VOLORIDGE INVESTMENT MANAGEMENT, LLC added169,763$17M0.2%2026-Q1
BARCLAYS PLC trimmed159,359$16M0.2%2026-Q1
FIRST TRUST ADVISORS LP trimmed150,896$15M0.2%2026-Q1
LMR Partners LLP trimmed150,000$15M0.2%2026-Q1
Legal & General Group Plc trimmed148,966$15M0.1%2026-Q1
RAYMOND JAMES FINANCIAL INC added144,962$14M0.1%2026-Q1
BALYASNY ASSET MANAGEMENT L.P. added138,033$13M0.1%2026-Q1
ALGERT GLOBAL LLC added134,165$13M0.1%2026-Q1
Dana Investment Advisors, Inc. trimmed133,932$13M0.1%2026-Q1
Rokos Capital Management LLP new133,769$13M0.1%2026-Q1
Walleye Capital LLC added132,416$13M0.1%2026-Q1
SEI INVESTMENTS CO trimmed132,348$13M0.1%2026-Q1
Retirement Systems of Alabama new126,678$12M0.1%2026-Q1
Divisar Capital Management LLC trimmed126,639$12M0.1%2026-Q1
G2 Investment Partners Management LLC added126,008$12M0.1%2026-Q1
VANGUARD GROUP INC trimmed12,720,711$878M9.1%2025-Q4 stale
WESTFIELD CAPITAL MANAGEMENT CO LP new994,282$57M0.6%2025-Q3 stale
FengHe Fund Management Pte. Ltd. new940,071$54M0.6%2025-Q3 stale
Think Investments LP trimmed551,504$38M0.4%2025-Q4 stale
ADAGE CAPITAL PARTNERS GP, L.L.C. trimmed654,174$38M0.4%2025-Q3 stale
Park West Asset Management LLC new543,167$37M0.4%2025-Q4 stale
Point72 Hong Kong Ltd added475,140$27M0.3%2025-Q3 stale
JUPITER ASSET MANAGEMENT LTD added385,905$27M0.3%2025-Q4 stale
Junto Capital Management LP added375,990$22M0.2%2025-Q3 stale
Glenmede Investment Management, LP trimmed345,260$20M0.2%2025-Q3 stale
Wealth High Governance Capital Ltda added183,079$13M0.1%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.

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