What is the StonkWhisper Whisper Index?

The Whisper Index is StonkWhisper's proprietary market sentiment score (0–90) that aggregates retail investor discussion velocity, volume, and sentiment across Reddit, StockTwits, and other social platforms for 500+ U.S. equities in real time.

What is dark pool trading and why does it matter for stock analysis?

Dark pools are off-exchange trading venues where large institutional orders execute away from public markets. StonkWhisper tracks FINRA-reported dark pool volume to identify unusual institutional accumulation or distribution that may precede significant price moves.

How does StonkWhisper track congressional stock trades?

The STOCK Act requires U.S. Congress members to disclose personal stock trades within 45 days. StonkWhisper monitors these mandatory disclosures in near real-time, surfacing trades by legislators who may have non-public information advantages.

Dodge & Cox decreased HLN position by 2,629,170 shares

Apr 17, 2026Last updated Jul 9, 2026

This StonkWhisper whale intelligence report documents significant institutional position changes in $HLN 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.

Dodge & Cox AUM: $182.0B DECREASED

AUM: $182.0B · 222 holdings · Period: 2025-12-31

2,629,170 Share Change

151,755,452 Current Shares

$1534.2B Current Value

0.83% Portfolio %

-1.7% Change %

Position Change Detail

Issuer Haleon PLC

Ticker HLN

Shares 154,384,622 → 151,755,452 2,629,170

Value $1384.8B → $1534.2B

Portfolio Weight 0.83%

Change Type Decreased

Period of Report 2025-12-31

Other Dodge & Cox Positions This Period

Ticker	Issuer	Change Type	Share Change	Value
TLV	Grupo Televisa SAB	Exited	64,208,690	—
BN	Brookfield Corp.	New	+41,280,320	$1894.4B
BAC	Bank of America Corp.	Decreased	13,337,999	$110.5B
SNY	Sanofi SA	Decreased	12,439,148	$2737.6B
CX	Cemex SAB de CV	Decreased	11,939,700	$974.3B
SATS	EchoStar Corp.	Decreased	11,758,684	$3.5B
FISV	Fiserv, Inc.	Increased	+10,840,613	$3323.2B
CVS	CVS Health Corp.	Decreased	10,666,598	$4960.8B
GSK	GSK PLC	Decreased	9,885,765	$3360.1B
TRU	TransUnion	New	+9,842,006	$844.0B

Other Whales Moving HLN This Period

Manager	Change Type	Share Change
Arrowstreet	Increased	+7,845,391
Point72	Increased	+2,377,519
ClearBridge	Decreased	1,924,656
Renaissance Tech	Exited	1,434,399
Harding Loevner	Decreased	1,293,714
Millennium	Exited	971,808
GMO	Increased	+709,451
Balyasny	New	+665,634
WCM	Increased	+526,609
Sculptor	Increased	+505,000

View all sentiment, news, and whale activity for HLN (Haleon PLC).

Track Dodge & Cox and other whale moves in real time on The Wire →

Get alerts when new 13F filings drop — Go Pro →

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: July 09, 2026 at 06:01 UTC