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Security record · archived quarter

KLAC

KLA Corporation · Technology · Semiconductors

183.95 +0.3% mkt cap $240.29B quote delayed (FMP) · as of Aug 26 19:08 UTC — separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
17Tracked holders
-1Δ holders
21.11MShares held
$13.30BReported value
+0New positions
−1Exits
Falling Conviction score 33/100 How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth -5.6% · share flow -6.0% · net new positions -5.9%formula
Broad distribution — falling shares and fewer holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 184 +8 962.51M $298.96B +11 −2
Q1 2026 178 +2 95.04M $139.76B +6 −5
Q4 2025 175 +1 104.27M $125.14B +2
Q3 2025 23 0 54.36M $58.62B +1 −2
Q2 2025 21 +1 49.40M $44.23B +2 −1
Q1 2025 17 0 20.78M $14.12B +1 −1
Q4 2024 17 -1 21.11M $13.30B −1
Q3 2024 17 +2 16.35M $12.66B +2
Q2 2024 15 17.09M $14.08B
Holder count
Who holds it · Q4 2024
#ManagerSharesΔ sharesValueTheir weightHeld
1 State Street Global Advisors (passive) 6.10M $3.84B 0.2% n/c 1 SEC ↗
2 PRIMECAP Management 5.18M -2.2% $3.27B 2.5% ▼ Trim 3 SEC ↗
3 Geode Capital Management (passive) 3.25M +1.0% $2.05B 0.2% ▲ Add 3 SEC ↗
4 Geode Capital Management (passive) 3.25M +1.0% $2.05B 0.2% ▲ Add 3 SEC ↗
5 Norges Bank (passive) 1.87M -14.2% $1.18B 0.2% ▼ Trim 3 SEC ↗
6 T. Rowe Price 1.66M -33.9% $1.05B 0.1% ▼ Trim 3 SEC ↗
7 T. Rowe Price 1.66M -33.9% $1.05B 0.1% ▼ Trim 3 SEC ↗
8 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
9 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
10 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
11 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
12 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
13 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
14 Wellington Management 1.49M -17.1% $939.63M 0.2% ▼ Trim 3 SEC ↗
15 D. E. Shaw & Co. 459.36K +485.5% $289.45M 0.3% ▲ Add 3 SEC ↗
16 D. E. Shaw & Co. 459.36K +485.5% $289.45M 0.3% ▲ Add 3 SEC ↗
17 Renaissance Technologies 232.31K +315.5% $146.38M 0.2% ▲ Add 2 SEC ↗
18 Citadel Advisors 191.06K +523.9% $120.39M 0.1% ▲ Add 3 SEC ↗
19 Citadel Advisors 191.06K +523.9% $120.39M 0.1% ▲ Add 3 SEC ↗
20 Two Sigma Investments 122.64K -58.1% $77.28M 0.2% ▼ Trim 3 SEC ↗
21 Bridgewater Associates 115.84K -42.5% $72.99M 0.3% ▼ Trim 3 SEC ↗
22 Millennium Management 112.44K -42.7% $70.85M 0.1% ▼ Trim 3 SEC ↗
23 Adage Capital Partners 104.85K +21.0% $66.07M 0.1% ▲ Add 3 SEC ↗
24 AQR Capital Management 100.04K -46.7% $63.04M 0.1% ▼ Trim 3 SEC ↗
25 AQR Capital Management 100.04K -46.7% $63.04M 0.1% ▼ Trim 3 SEC ↗
26 AQR Capital Management 100.04K -46.7% $63.04M 0.1% ▼ Trim 3 SEC ↗
27 AQR Capital Management 100.04K -46.7% $63.04M 0.1% ▼ Trim 3 SEC ↗
28 AQR Capital Management 100.04K -46.7% $63.04M 0.1% ▼ Trim 3 SEC ↗
29 Arrowstreet Capital 64.08K -37.9% $40.38M 0.0% ▼ Trim 3 SEC ↗
30 Fisher Asset Management 41.01K -40.0% $25.84M 0.0% ▼ Trim 3 SEC ↗
31 Gotham Asset Management 10.84K +20.3% $6.83M 0.1% ▲ Add 3 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.

New buyers

No new tracked buyers this quarter.

Exited

Marshall Wace $20.93M was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1 holders, 7.00K shares, $10,306 reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 13 Lorig Brian

Officer · 59.59K sh · $12.40M

Aug 12 Higgins Bren D.

Officer · 31.50K sh · $6.61M

Aug 11 WALLACE RICHARD P

Officer · 87.57K sh · $17.42M

Aug 11 Khan Ahmad A.

Officer · 33.18K sh · $6.60M

Aug 10 Wilkinson Mary Beth

Officer · 1.66K sh · $339,774

Aug 10 Kirloskar Virendra A

Officer · 529 sh · $108,212

Aug 07 Kirloskar Virendra A

Officer · 2.40K sh · $475,156

Aug 07 Wilkinson Mary Beth

Officer · 21.83K sh · $4.31M

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2024 · Methodology · Get this via the API