BLACKROCK
Rank #1
15.6%
- Shares
- 7.31M
- Change
- +189.28K
- Change %
- +2.66%
- Filing
- Mar 31, 2026
Increased
Methodology published · Market data, model notes, and corrections process are public · Data policy · Corrections policy
NASDAQ · TECHNOLOGY · Holders
Cohu Inc (COHU) Institutional Ownership & Insider Trading History
Top COHU institutional shareholders, filing changes, and Form 4 insider activity with filters for buys, sales, option exercises, gifts, and tax withholding.
Section freshness
Price Jun 26, 4:00 PM EDT · Statements Mar 30, 8:00 PM EDT
Source timingDetailsHide
Data freshness
Prices update fastest. Fundamentals, analyst data, and news update on their own schedules, so check these timestamps before comparing signals.
Price time means the latest available trade or regular-market close. Other times show when that section was checked or published.
PriceLive
Last traded •
Source: Market data provider
Fundamentalsevery 1 day
Provider checked •
Source: Market data provider
Analystevery 1 day
Provider checked •
Source: Market data provider
Newsevery 15 min
Latest item •
Source: Market data provider
Ownership read
COHU insider sentiment: Mixed, buy-heavy.
BLACKROCK is the largest institutional holder. 65 sales and 55 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.
Insider flow
COHU
Purchases901.45K
Sales435.43K
Directional bars ignore awards, gifts, conversions, and tax withholding rows.
Top holder
7.31M
BLACKROCK
Insider stance
Mixed, buy-heavy
$5.54M sold / — bought
Latest filing
Jun 15, 2026
Most recent holder or insider filing date
Filings shown
240
120 holder / 120 insider
- Holder rows
- 120
- Market data source
- Latest filing
- Jun 15, 2026
- Most recent holder or insider filing date
- Increased / initiated
- 74
- 44 decreased
- Insider rows
- 120
- Market data source
Top 120 institutional holders
Cohu Inc (COHU) institutional ownership
Ranked by reported share count, with position changes and latest filing dates where ownership data supplies them.
VANGUARD GROUP INC
Rank #2
9.28%
- Shares
- 4.36M
- Change
- +57.62K
- Change %
- +134.00%
- Filing
- Dec 31, 2025
Increased
VICTORY CAPITAL MANAGEMENT INC
Rank #3
4.91%
- Shares
- 2.31M
- Change
- -165.99K
- Change %
- -6.71%
- Filing
- Mar 31, 2026
Decreased
VANGUARD PORTFOLIO MANAGEMENT LLC
Rank #4
4.34%
- Shares
- 2.04M
- Change
- +2.04M
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
ROYCE & ASSOCIATES LP
Rank #5
4.31%
- Shares
- 2.03M
- Change
- +109.29K
- Change %
- +5.70%
- Filing
- Mar 31, 2026
Increased
VANGUARD CAPITAL MANAGEMENT LLC
Rank #6
4.19%
- Shares
- 1.97M
- Change
- +1.97M
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
STATE STREET CORP
Rank #7
3.89%
- Shares
- 1.83M
- Change
- +6.81K
- Change %
- +37.00%
- Filing
- Mar 31, 2026
Increased
BARROW HANLEY MEWHINNEY & STRAUSS LLC
Rank #8
3.79%
- Shares
- 1.78M
- Change
- -112.55K
- Change %
- -5.95%
- Filing
- Mar 31, 2026
Decreased
DIMENSIONAL FUND ADVISORS LP
Rank #9
3.34%
- Shares
- 1.57M
- Change
- -281.52K
- Change %
- -15.22%
- Filing
- Mar 31, 2026
Decreased
SYSTEMATIC FINANCIAL MANAGEMENT LP
Rank #10
2.98%
- Shares
- 1.40M
- Change
- -139.85K
- Change %
- -9.07%
- Filing
- Mar 31, 2026
Decreased
FRONTIER CAPITAL MANAGEMENT CO LLC
Rank #11
2.75%
- Shares
- 1.29M
- Change
- -104.28K
- Change %
- -7.46%
- Filing
- Mar 31, 2026
Decreased
GEODE CAPITAL MANAGEMENT
Rank #12
2.50%
- Shares
- 1.18M
- Change
- +60.35K
- Change %
- +5.40%
- Filing
- Mar 31, 2026
Increased
TWO SIGMA INVESTMENTS
Rank #13
2.33%
- Shares
- 1.09M
- Change
- +552.51K
- Change %
- +101.95%
- Filing
- Mar 31, 2026
Increased
GOLDMAN SACHS GROUP INC
Rank #14
2.24%
- Shares
- 1.05M
- Change
- +542.67K
- Change %
- +106.16%
- Filing
- Mar 31, 2026
Increased
FRANKLIN RESOURCES INC
Rank #15
2.17%
- Shares
- 1.02M
- Change
- +836.44K
- Change %
- +455.33%
- Filing
- Mar 31, 2026
Increased
SEGALL BRYANT & HAMILL
Rank #16
2.03%
- Shares
- 955.34K
- Change
- +531.66K
- Change %
- +125.49%
- Filing
- Mar 31, 2026
Increased
MORGAN STANLEY
Rank #17
2.03%
- Shares
- 952.10K
- Change
- +91.91K
- Change %
- +10.69%
- Filing
- Mar 31, 2026
Increased
BANK OF NEW YORK MELLON CORP
Rank #18
1.84%
- Shares
- 865.62K
- Change
- -12.22K
- Change %
- -139.00%
- Filing
- Mar 31, 2026
Decreased
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Rank #19
1.71%
- Shares
- 802.41K
- Change
- -3.78K
- Change %
- -47.00%
- Filing
- Mar 31, 2026
Decreased
EMERALD ADVISERS
Rank #20
1.66%
- Shares
- 780.10K
- Change
- +780.10K
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
MILLENNIUM MANAGEMENT LLC
Rank #21
1.46%
- Shares
- 688.00K
- Change
- +455.87K
- Change %
- +196.39%
- Filing
- Mar 31, 2026
Increased
TRIBUTARY CAPITAL MANAGEMENT
Rank #22
1.46%
- Shares
- 687.22K
- Change
- -16.16K
- Change %
- -2.30%
- Filing
- Mar 31, 2026
Decreased
LEEWARD INVESTMENTS
Rank #23
1.37%
- Shares
- 646.13K
- Change
- +24.75K
- Change %
- +3.98%
- Filing
- Mar 31, 2026
Increased
PARADIGM CAPITAL MANAGEMENT INC
Rank #24
1.33%
- Shares
- 623.85K
- Change
- -291.05K
- Change %
- -31.81%
- Filing
- Mar 31, 2026
Decreased
D. E. SHAW & CO.
Rank #25
1.16%
- Shares
- 544.99K
- Change
- +185
- Change %
- +3.00%
- Filing
- Mar 31, 2026
Increased
DRIEHAUS CAPITAL MANAGEMENT LLC
Rank #26
1.15%
- Shares
- 538.53K
- Change
- +538.53K
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
BANK OF AMERICA CORP
Rank #27
1.10%
- Shares
- 517.20K
- Change
- +11.12K
- Change %
- +2.20%
- Filing
- Mar 31, 2026
Increased
NORTHERN TRUST CORP
Rank #28
1.05%
- Shares
- 494.70K
- Change
- +23.48K
- Change %
- +4.98%
- Filing
- Mar 31, 2026
Increased
EMERALD MUTUAL FUND ADVISERS TRUST
Rank #29
1.04%
- Shares
- 489.85K
- Change
- +489.85K
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
FIRST EAGLE INVESTMENT MANAGEMENT
Rank #30
1.01%
- Shares
- 474.07K
- Change
- +226.42K
- Change %
- +91.43%
- Filing
- Mar 31, 2026
Increased
CITIGROUP INC
Rank #31
0.77%
- Shares
- 360.95K
- Change
- -85.60K
- Change %
- -19.17%
- Filing
- Mar 31, 2026
Decreased
CONNOR
Rank #32
0.73%
- Shares
- 343.73K
- Change
- +86.43K
- Change %
- +33.59%
- Filing
- Mar 31, 2026
Increased
UBS GROUP AG
Rank #33
0.72%
- Shares
- 337.52K
- Change
- +194.01K
- Change %
- +135.19%
- Filing
- Mar 31, 2026
Increased
FOCUS PARTNERS WEALTH
Rank #34
0.69%
- Shares
- 322.64K
- Change
- +3.97K
- Change %
- +125.00%
- Filing
- Mar 31, 2026
Increased
AQR CAPITAL MANAGEMENT LLC
Rank #35
0.66%
- Shares
- 311.93K
- Change
- +141.50K
- Change %
- +83.03%
- Filing
- Mar 31, 2026
Increased
TORONTO DOMINION BANK
Rank #36
0.65%
- Shares
- 307.59K
- Change
- -60.06K
- Change %
- -16.34%
- Filing
- Mar 31, 2026
Decreased
VANGUARD FIDUCIARY TRUST CO
Rank #37
0.64%
- Shares
- 302.68K
- Change
- +302.68K
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
SG CAPITAL MANAGEMENT LLC
Rank #38
0.62%
- Shares
- 290.88K
- Change
- -1.13M
- Change %
- -79.60%
- Filing
- Mar 31, 2026
Decreased
MEROS INVESTMENT MANAGEMENT
Rank #39
0.59%
- Shares
- 275.96K
- Change
- -79.79K
- Change %
- -22.43%
- Filing
- Mar 31, 2026
Decreased
ALGERT GLOBAL LLC
Rank #40
0.59%
- Shares
- 275.07K
- Change
- +275.07K
- Change %
- —
- Filing
- Mar 31, 2026
Initiated
| # | Institution | % held | Shares | Change | Change % | Filing date |
|---|---|---|---|---|---|---|
| 1 | 15.6% | 7.31M | +189.28K Increased | +2.66% | Mar 31, 2026 | |
| 2 | 9.28% | 4.36M | +57.62K Increased | +134.00% | Dec 31, 2025 | |
| 3 | VICTORY CAPITAL MANAGEMENT INC | 4.91% | 2.31M | -165.99K Decreased | -6.71% | Mar 31, 2026 |
| 4 | 4.34% | 2.04M | +2.04M Initiated | — | Mar 31, 2026 | |
| 5 | ROYCE & ASSOCIATES LP | 4.31% | 2.03M | +109.29K Increased | +5.70% | Mar 31, 2026 |
| 6 | 4.19% | 1.97M | +1.97M Initiated | — | Mar 31, 2026 | |
| 7 | 3.89% | 1.83M | +6.81K Increased | +37.00% | Mar 31, 2026 | |
| 8 | BARROW HANLEY MEWHINNEY & STRAUSS LLC | 3.79% | 1.78M | -112.55K Decreased | -5.95% | Mar 31, 2026 |
| 9 | 3.34% | 1.57M | -281.52K Decreased | -15.22% | Mar 31, 2026 | |
| 10 | SYSTEMATIC FINANCIAL MANAGEMENT LP | 2.98% | 1.40M | -139.85K Decreased | -9.07% | Mar 31, 2026 |
| 11 | FRONTIER CAPITAL MANAGEMENT CO LLC | 2.75% | 1.29M | -104.28K Decreased | -7.46% | Mar 31, 2026 |
| 12 | 2.50% | 1.18M | +60.35K Increased | +5.40% | Mar 31, 2026 | |
| 13 | TWO SIGMA INVESTMENTS | 2.33% | 1.09M | +552.51K Increased | +101.95% | Mar 31, 2026 |
| 14 | 2.24% | 1.05M | +542.67K Increased | +106.16% | Mar 31, 2026 | |
| 15 | 2.17% | 1.02M | +836.44K Increased | +455.33% | Mar 31, 2026 | |
| 16 | SEGALL BRYANT & HAMILL | 2.03% | 955.34K | +531.66K Increased | +125.49% | Mar 31, 2026 |
| 17 | 2.03% | 952.10K | +91.91K Increased | +10.69% | Mar 31, 2026 | |
| 18 | BANK OF NEW YORK MELLON CORP | 1.84% | 865.62K | -12.22K Decreased | -139.00% | Mar 31, 2026 |
| 19 | 1.71% | 802.41K | -3.78K Decreased | -47.00% | Mar 31, 2026 | |
| 20 | EMERALD ADVISERS | 1.66% | 780.10K | +780.10K Initiated | — | Mar 31, 2026 |
| 21 | MILLENNIUM MANAGEMENT LLC | 1.46% | 688.00K | +455.87K Increased | +196.39% | Mar 31, 2026 |
| 22 | TRIBUTARY CAPITAL MANAGEMENT | 1.46% | 687.22K | -16.16K Decreased | -2.30% | Mar 31, 2026 |
| 23 | LEEWARD INVESTMENTS | 1.37% | 646.13K | +24.75K Increased | +3.98% | Mar 31, 2026 |
| 24 | PARADIGM CAPITAL MANAGEMENT INC | 1.33% | 623.85K | -291.05K Decreased | -31.81% | Mar 31, 2026 |
| 25 | 1.16% | 544.99K | +185 Increased | +3.00% | Mar 31, 2026 | |
| 26 | DRIEHAUS CAPITAL MANAGEMENT LLC | 1.15% | 538.53K | +538.53K Initiated | — | Mar 31, 2026 |
| 27 | 1.10% | 517.20K | +11.12K Increased | +2.20% | Mar 31, 2026 | |
| 28 | 1.05% | 494.70K | +23.48K Increased | +4.98% | Mar 31, 2026 | |
| 29 | EMERALD MUTUAL FUND ADVISERS TRUST | 1.04% | 489.85K | +489.85K Initiated | — | Mar 31, 2026 |
| 30 | FIRST EAGLE INVESTMENT MANAGEMENT | 1.01% | 474.07K | +226.42K Increased | +91.43% | Mar 31, 2026 |
| 31 | CITIGROUP INC | 0.77% | 360.95K | -85.60K Decreased | -19.17% | Mar 31, 2026 |
| 32 | CONNOR | 0.73% | 343.73K | +86.43K Increased | +33.59% | Mar 31, 2026 |
| 33 | 0.72% | 337.52K | +194.01K Increased | +135.19% | Mar 31, 2026 | |
| 34 | FOCUS PARTNERS WEALTH | 0.69% | 322.64K | +3.97K Increased | +125.00% | Mar 31, 2026 |
| 35 | AQR CAPITAL MANAGEMENT LLC | 0.66% | 311.93K | +141.50K Increased | +83.03% | Mar 31, 2026 |
| 36 | TORONTO DOMINION BANK | 0.65% | 307.59K | -60.06K Decreased | -16.34% | Mar 31, 2026 |
| 37 | 0.64% | 302.68K | +302.68K Initiated | — | Mar 31, 2026 | |
| 38 | SG CAPITAL MANAGEMENT LLC | 0.62% | 290.88K | -1.13M Decreased | -79.60% | Mar 31, 2026 |
| 39 | MEROS INVESTMENT MANAGEMENT | 0.59% | 275.96K | -79.79K Decreased | -22.43% | Mar 31, 2026 |
| 40 | ALGERT GLOBAL LLC | 0.59% | 275.07K | +275.07K Initiated | — | Mar 31, 2026 |
Showing 40 of 120 matching institutional rows.Load more institutions
Recent insider transactions
Cohu Inc (COHU) Form 4 filings
Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.
BOHRSON, CHRISTOPHER
Sr VP & Chief Customer Officer
- Shares
- 1.00K
- % company
- <0.01%
- Price
- $63.88
- Value
- $63,880
Filed Jun 15, 2026
DONAHUE, JAMES A
Director
- Shares
- 10.26K
- % company
- 0.02%
- Price
- $46.77
- Value
- $479,720
Filed May 22, 2026
JONES, JEFFREY D
Sr. VP Finance & CFO
- Shares
- 13.00K
- % company
- 0.03%
- Price
- $46.84
- Value
- $608,920
Filed May 22, 2026
MULLER, LUIS A
President & CEO
- Shares
- 45.15K
- % company
- 0.10%
- Price
- $46.62
- Value
- $2,105,079
Filed May 22, 2026
BILODEAU, STEVEN J
Director
- Shares
- 10.26K
- % company
- 0.02%
- Price
- $44.85
- Value
- $460,026
Filed May 20, 2026
BENDUSH, WILLIAM
Director
- Shares
- 10.26K
- % company
- 0.02%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
BENDUSH, WILLIAM
Director
- Shares
- 3.58K
- % company
- <0.01%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
DONAHUE, JAMES A
Director
- Shares
- 3.58K
- % company
- <0.01%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
BILODEAU, STEVEN J
Director
- Shares
- 3.58K
- % company
- <0.01%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
CAGGIA, ANDREW M
Director
- Shares
- 3.58K
- % company
- <0.01%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
JORDEN, YON
Director
- Shares
- 3.58K
- % company
- <0.01%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
MATTES, ANDREAS W
Director
- Shares
- 3.58K
- % company
- <0.01%
- Price
- Not reported
- Value
- Not reported
Filed May 15, 2026
| # | Insider | % company | Action | Shares | Price | Value | Filing date |
|---|---|---|---|---|---|---|---|
| 1 | BOHRSON, CHRISTOPHER Sr VP & Chief Customer Officer | <0.01% | SaleOpen-market or direct sale reported on Form 4. | 1.00K | $63.88 | $63,880 | Jun 15, 2026 |
| 2 | DONAHUE, JAMES A Director | 0.02% | SaleOpen-market or direct sale reported on Form 4. | 10.26K | $46.77 | $479,720 | May 22, 2026 |
| 3 | JONES, JEFFREY D Sr. VP Finance & CFO | 0.03% | SaleOpen-market or direct sale reported on Form 4. | 13.00K | $46.84 | $608,920 | May 22, 2026 |
| 4 | MULLER, LUIS A President & CEO | 0.10% | SaleOpen-market or direct sale reported on Form 4. | 45.15K | $46.62 | $2,105,079 | May 22, 2026 |
| 5 | BILODEAU, STEVEN J Director | 0.02% | SaleOpen-market or direct sale reported on Form 4. | 10.26K | $44.85 | $460,026 | May 20, 2026 |
| 6 | BENDUSH, WILLIAM Director | 0.02% | PurchaseOpen-market or direct purchase reported on Form 4. | 10.26K | Not reported | Not reported | May 15, 2026 |
| 7 | BENDUSH, WILLIAM Director | <0.01% | PurchaseOpen-market or direct purchase reported on Form 4. | 3.58K | Not reported | Not reported | May 15, 2026 |
| 8 | DONAHUE, JAMES A Director | <0.01% | PurchaseOpen-market or direct purchase reported on Form 4. | 3.58K | Not reported | Not reported | May 15, 2026 |
| 9 | BILODEAU, STEVEN J Director | <0.01% | PurchaseOpen-market or direct purchase reported on Form 4. | 3.58K | Not reported | Not reported | May 15, 2026 |
| 10 | CAGGIA, ANDREW M Director | <0.01% | PurchaseOpen-market or direct purchase reported on Form 4. | 3.58K | Not reported | Not reported | May 15, 2026 |
| 11 | JORDEN, YON Director | <0.01% | PurchaseOpen-market or direct purchase reported on Form 4. | 3.58K | Not reported | Not reported | May 15, 2026 |
| 12 | MATTES, ANDREAS W Director | <0.01% | PurchaseOpen-market or direct purchase reported on Form 4. | 3.58K | Not reported | Not reported | May 15, 2026 |
Showing 12 of 120 matching Form 4 rows. Percent of company uses current shares outstanding when available.Load more insiders
Frequently asked
Common questions.
Who are the largest COHU shareholders?
BLACKROCK is the largest institutional holder of COHU, with 7.31 million shares, or about 15.56% of shares outstanding. Additional institutions are ranked by reported share count.
What is institutional ownership of COHU?
Cohu Inc (COHU) has 120 institutional holders on file — 74 that increased or initiated positions and 44 that reduced them, as of the latest filing on Mar 31, 2026.
Where can I see Cohu Inc insider transactions?
Cohu Inc (COHU) has 120 Form 4 insider transactions on file, most recently on Jun 15, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.
Are COHU insiders buying or selling?
Recent COHU insider activity reads Mixed, buy-heavy: 65 sales and 55 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.
Who is the most active COHU insider?
MULLER, LUIS A is the most active COHU insider by absolute share movement, with 660,083 shares moving across the filing history. Review the action labels before treating that activity as buying or selling.