WhaleCreepWhat the best hedge funds own, from their SEC 13F filings
HomeFunds › Sachem Head Capital Management

Sachem Head Capital Management: 13F holdings, Q2 2026

Activist · SEC EDGAR filings (CIK 0001582090) · Explore on the interactive board

Sachem Head Capital Management disclosed 19 US equity positions worth $4.8bn in its Q2 2026 13F filing (holdings as of June 30, 2026, filed August 14, 2026). Its largest position is TLN at 10.9% of the reported book, followed by STX, PRMB. The top ten holdings are 74.5% of the book, and the portfolio behaves like about 15 equal-weight positions. Versus the prior filing it opened 7 new positions, added to 4, reduced 4 and exited 7.

$4.8bnreported US equity book
19positions
10.9%largest position
74.5%top 10 weight
15.02effective positions (1/HHI)
51quarters on file since Q4 2013

What does Sachem Head Capital Management own? Top holdings as of June 30, 2026

Change is measured in shares against the previous filing (Q1 2026), so price moves do not read as decisions. This quarter: 7 new, 4 added, 4 reduced, 7 exited.

#StockSectorWeightValueSharesΔ sharesAction
1 TLN Talen Energy Corp Utilities 10.9%$526.4m1,370,000 -11% reduced
2 STX Seagate Technology Hldngs PL Technology 9.5%$455.5m472,000 new
3 PRMB Primo Brands Corporation Consumer Defensive 9.0%$434.9m17,795,000 4% added
4 PFGC Performance Food Group Co Consumer Defensive 7.8%$374.5m3,350,000 0% held
5 MKSI MKS INC. Technology 7.5%$361.5m812,700 new
6 DKS Dicks Sporting Goods Inc Consumer Cyclical 7.0%$337.9m1,490,000 -7% reduced
7 CVNA Carvana Co Consumer Cyclical 6.1%$294.5m4,475,000 466% added
8 SHC Sotera Health Co Healthcare 5.7%$276.2m15,560,000 34% added
9 CELH Celsius Hldgs Inc Consumer Defensive 5.5%$266.2m9,090,000 new
10 GDS GDS Hldgs Ltd Technology 5.4%$260.8m8,685,000 0% held
11 GIL Gildan Activewear Inc Consumer Cyclical 3.9%$187.8m3,640,000 -12% reduced
12 GLNG GOLAR LNG LTD Energy 3.7%$180.4m3,620,000 new
13 BRKR Bruker Corp Healthcare 3.6%$175.4m2,915,000 new
14 STM STMicroelectronics N V Technology 3.4%$164.8m2,200,000 new
15 BTDR Bitdeer Technologies Group Technology 3.2%$152.9m9,635,000 0% held
16 TWLO Twilio Inc Technology 2.7%$127.9m620,000 -73% reduced
17 Six Flags Entertainment Corp 2.2%$107.1m5,030,000 0% held
18 RIOT Riot Platforms Inc Financial Services 1.6%$78.4m2,865,000 new
19 RSP Invesco Exchange Traded FD T 1.2%$56.4m265,000 35% added

What did Sachem Head Capital Management sell? Positions exited since the previous filing

StockPrior weightPrior value
ECHO Echostar Corp28.5%$351.8m
Weatherford Intl PLC19.3%$238.8m
ICLR Icon PLC18.9%$232.9m
COHR Coherent Corp18.6%$229.9m
ON On Semiconductor Corp9.7%$120.4m
CXM Sprinklr Inc2.8%$34.5m
AKAM Akamai Technologies Inc2.2%$27.0m

Sector mix

SectorWeight
Technology31.6%
Consumer Defensive22.3%
Consumer Cyclical17.0%
Utilities10.9%
Healthcare9.4%
Energy3.7%

Sectors cover positions whose ticker resolved to a sector; the remainder is unclassified, not cash.

Filing history

QuarterPositionsEquity value
Q2 202619$4.8bn
Q1 202619$4.2bn
Q4 202520$4.3bn
Q3 202519$3.5bn
Q2 202519$3.2bn
Q1 202516$2.5bn
Q4 202414$1.8bn
Q3 202414$1.9bn
Q2 202416$2.0bn
Q1 202411$2.2bn
Q4 202312$2.0bn
Q3 202312$2.0bn
Q2 202315$2.2bn
Q1 202317$2.3bn
Q4 202218$2.6bn
Q3 202221$2.7bn

Earliest filing: Q4 2013 · 51 quarters on file

How concentrated is Sachem Head Capital Management's portfolio?

Across every quarter Sachem Head Capital Management has filed, its median largest position is 23.0% of the book and its median top-ten weight is 93.0%, which WhaleCreep classifies as concentrated (the gate is a median largest position of 5%). Of 210 completed holding spells, the median lasted 2.0 quarters; 19 positions are still open and their final length is unknown.