TER

Teradyne Inc$322.30 5.79%
Information TechnologyUSCUSIP 880770102· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
779
+119 QoQ
13F Value (tracked)
$38.9B
Insider Net · 180d
-$9.2M
0↑ 6↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)35 adding · 21 trimming
Insider net (180d)-$9.2M

Price & smart-money activity

$322.30 5.79%5Y +168.4%
$40.43$152.29$264.15$376.00$487.862021202220232024202520261122414102714191418
Hover for who · click for detailEnd-of-day closing prices52w $90.15 – $483.84
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Ask your agent what changed in TER

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/TER/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for TER.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

779 tracked 13F filers
2 source-reported value rows are withheld because the reported units do not agree with same-security peers. Share counts remain visible and unchanged.
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$4.8B
16.3M
+5.9%
Added · +907K sh
Q1 2026
2VANGUARD CAPITAL MANAGEMENT LLC
$3.0B
10.2M
New
+10.2M sh
Q1 2026
3VANGUARD PORTFOLIO MANAGEMENT LLC
$2.6B
8.6M
New
+8.6M sh
Q1 2026
4STATE STREET CORP
$2.1B
7.0M
−1.5%
Reduced · −108K sh
Q1 2026
5GEODE CAPITAL MANAGEMENT, LLC
$1.3B
4.4M
+4.9%
Added · +205K sh
Q1 2026
6FMR LLC
$1.1B
3.6M
+48%
Added · +1.2M sh
Q1 2026
7JPMORGAN CHASE & CO
$793.3M
2.9M
−18%
Reduced · −632K sh
Q1 2026
8AMERIPRISE FINANCIAL INC
$843.0M
2.8M
−37%
Reduced · −1.6M sh
Q1 2026
9ALKEON CAPITAL MANAGEMENT LLC
$827.0M
2.8M
+15%
Added · +357K sh
Q1 2026
10VAN ECK ASSOCIATES CORP
Withheld
2.5M
+9.0%
Added · +205K sh
Q1 2026
11Point72 Asset Management, L.P.
$677.3M
2.3M
−19%
Reduced · −532K sh
Q1 2026
12AQR CAPITAL MANAGEMENT LLC
$629.5M
2.2M
+70%
Added · +900K sh
Q1 2026
13MORGAN STANLEY
$643.9M
2.2M
−11%
Reduced · −270K sh
Q1 2026
14PRICE T ROWE ASSOCIATES INC /MD/
$628.1M
2.1M
−50%
Reduced · −2.1M sh
Q1 2026
15NORGES BANK
$398.8M
2.1M
+21%
Added · +360K sh
Q4 2025
16UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AME
$582.7M
2.0M
+25%
Added · +396K sh
Q1 2026
17LONE PINE CAPITAL LLC
$555.2M
1.9M
New
+1.9M sh
Q1 2026
18Sumitomo Mitsui Trust Group, Inc.
$505.1M
1.7M
−24%
Reduced · −550K sh
Q1 2026
19GOLDMAN SACHS GROUP INC
$502.0M
1.7M
−7.5%
Reduced · −138K sh
Q1 2026
20NORTHERN TRUST CORP
$466.9M
1.6M
−2.2%
Reduced · −35K sh
Q1 2026
21FEDERATED HERMES, INC.
$417.9M
1.4M
−9.2%
Reduced · −142K sh
Q1 2026
22Amundi
$414.7M
1.4M
+136%
Added · +805K sh
Q1 2026
23BARCLAYS PLC
$411.1M
1.4M
−12%
Reduced · −195K sh
Q1 2026
24ARK Investment Management LLC
$369.1M
1.2M
−47%
Reduced · −1.1M sh
Q1 2026
25CITIGROUP INC
$339.4M
1.1M
+33%
Added · +284K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
7
funds
Added
28
funds
Reduced
21
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$9.2M
6 insiders
Net
-$9.2M
18 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jul 15, 2026Smith Gregory StephenPresident and CEO, DirectorSell (S)4K$1.4M
Jul 15, 2026MATZ MARILYNDirectorSell (S)1K$428K
Jul 1, 2026JOHNSON MERCEDESDirectorSell (S)167$77K
Jun 25, 2026Herweck PeterDirectorGrant (A)63$0
Jun 25, 2026Henry Andrew ChisholmDirectorGrant (A)52$0
Jun 25, 2026TUFANO PAUL JDirectorGrant (A)116$0
Jun 15, 2026Smith Gregory StephenPresident and CEO, DirectorSell (S)4K$1.7M
Jun 15, 2026MATZ MARILYNDirectorSell (S)1K$508K
Jun 12, 2026TUFANO PAUL JDirectorOther (J)19$0
Jun 12, 2026Herweck PeterDirectorOther (J)4$0
Jun 12, 2026MADDOCK ERNEST EDirectorOther (J)2$0
Jun 2, 2026JOHNSON MERCEDESDirectorSell (S)167$62K

Institutional ownership over time

761 funds+303 since Q3 2024
0381761Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $38.3B · 1 values withheld

Funds that own TER also own

CompanyCo-held byCombined value
NVIDIA CORPNVDA391 funds$410.5B
MICROSOFT CORPMSFT388 funds$294.4B
META PLATFORMS INC-CLASS AMETA388 funds$123.7B
AMAZON.COM INCAMZN387 funds$226.7B
ALPHABET INC-CL AGOOGL383 funds$191.2B
BROADCOM INCAVGO383 funds$157.5B
ELI LILLY & COLLY378 funds$85.6B
APPLE INCAAPL376 funds$306.2B
MICRON TECHNOLOGY INCMU371 funds$47.3B
VISA INC-CLASS A SHARESV370 funds$65.6B
JPMORGAN CHASE & COJPM368 funds$74.3B
ALPHABET INC-CL CGOOG367 funds$129.5B

Ranked by how many of TER's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for TER. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.