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PRIMECAP decreased CAT position by 390,258 shares

Mar 28, 2026Last updated Apr 16, 2026

This StonkWhisper whale intelligence report documents significant institutional position changes in $CAT based on SEC 13F filings and block-level trading data. Quarterly 13F disclosures are required for institutional investment managers with at least $100 million in qualifying assets under management. These filings reveal long positions in U.S. equities held as of quarter end. Material changes in institutional positioning — particularly from concentrated funds with a history of high-conviction bets — are tracked by StonkWhisper as leading indicators of institutional thesis formation or exit.

PRIMECAP MANAGEMENT CO/CA/ AUM: $132.1B DECREASED

AUM: $132.1B · 319 holdings · Period: 2025-12-31

390,258 Share Change

880,170 Current Shares

$504.2B Current Value

0.38% Portfolio %

-30.7% Change %

Position Change Detail

Issuer CATERPILLAR INC

Ticker CAT

Shares 1,270,428 → 880,170 390,258

Value $606.2B → $504.2B

Portfolio Weight 0.38%

Change Type Decreased

Period of Report 2025-12-31

Other PRIMECAP Positions This Period

Ticker	Issuer	Change Type	Share Change	Value
WFC	WELLS FARGO CO NEW	Decreased	6,566,583	$779.2B
SONY	SONY GROUP CORP	Decreased	6,140,660	$1492.5B
NWL	NEWELL BRANDS INC	Decreased	5,309,046	$32.4B
OPTU	ALTICE USA INC	Exited	4,869,860	—
MU	MICRON TECHNOLOGY INC	Decreased	4,860,499	$7076.7B
CHV	CHEVRON CORP NEW	Decreased	4,037,474	$354.4B
NFLX	NETFLIX INC	Increased	+3,826,870	$377.2B
ELAN	ELANCO ANIMAL HEALTH INC	Decreased	3,744,068	$1045.8B
INTC	INTEL CORP	Decreased	3,273,242	$2809.3B
AZN	ASTRAZENECA PLC	Decreased	2,942,710	$3393.6B

Other Whales Moving CAT This Period

Manager	Change Type	Share Change
Capital Research	Decreased	1,450,160
Capital World	Decreased	579,278
Two Sigma	Decreased	393,827
State Street	Increased	+385,204
Citadel	Increased	+307,100
AQR Capital	Increased	+265,603
Tudor	Decreased	167,000
Balyasny	Decreased	141,714
Jennison	Decreased	113,970
Franklin Templeton	Increased	+102,441

View all sentiment, news, and whale activity for CAT (CATERPILLAR INC).

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Data sourced from SEC 13F institutional holdings filings. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of institutional filings. 13F filings are reported quarterly and may lag actual positions.

Last updated: April 16, 2026 at 06:01 UTC