ATLAS Infrastructure Partners (UK) Ltd.

CIK 1924953 · View on SEC EDGAR ↗

Portfolio value
$3.3B
#1,089 of 9,443 by 13F value · top 11.5%
Positions
11
As of
June 30, 2026

Portfolio value QoQ: +16.1% 13F does not disclose cash

Top 10 holdings weight
97.16%
Top 25 holdings weight
100.00%
Positions above 1%
11
Effective number of positions
8.7

Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)

Turnover Q2 2026: 14.19% Est. buys $850,507,112 · sells $435,651,671

Median holding: 5.0 quarters Tracked Q4 2024–Q2 2026 · 84.6% still held

New positions
3
Increased
6
Decreased
2
Closed
1
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Performance vs S&P 500

Tracked Q4 2024–Q2 2026
+10.1%
S&P 500 total return (same window)
+28.1%
Excess return
-17.9%

Annualized: +6.7% · S&P 500: +18.0%

Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.

Priceable coverage: 100.0% · Options excluded: 0.0%

Sector breakdown

Utilities
97.2%
Real Estate
2.8%

Full portfolio 11 positions

Type Streak 8Q trend
PNW Pinnacle West Capital Corporation Common Stock $570,548,182 17.30% 5,332,226 $59,301,072 Up ×6
PEG Public Service Enterprise Group Incorporated Common Stock $500,218,135 15.17% 6,163,358 $172,973,065 Up ×4
ED Consolidated Edison, Inc. Common Stock $378,182,460 11.47% 3,418,444 $33,264,260 Up ×5
EMA Emera Incorporated Common Shares $374,812,748 11.36% 7,069,271 $-90,327,846 Down ×1
EXC Exelon Corporation - Common Stock $361,347,517 10.96% 7,750,912
EIX Edison International Common Stock $285,852,338 8.67% 3,839,521 $19,393,127 Up ×1
HTO H2O America - Common Stock $280,273,367 8.50% 4,612,035 $14,375,999 Up ×2
PCG Pacific Gas & Electric Co. Common Stock $262,883,783 7.97% 15,629,238 $28,498,314 Up ×1
CWT California Water Service Group Common Stock $96,551,033 2.93% 1,984,605 Up ×1
SBAC SBA Communications Corporation - Class A Common Stock $93,951,186 2.85% 532,422 $-84,075,095 Down ×1
AVA Avista Corporation Common Stock $93,732,133 2.84% 2,291,179

Conviction holdings

Positions increased for 3+ consecutive quarters.

Share counts are as reported in 13F filings (not split-adjusted)

Security Value % of portfolio Streak
PNW $570,548,182 17.30% up ×6
PEG $500,218,135 15.17% up ×4
ED $378,182,460 11.47% up ×5

Biggest new bets

New positions opened this quarter, largest first.

Security Value Shares % of portfolio
EXC $361,347,517 7,750,912 10.96%
CWT $96,551,033 1,984,605 2.93%
AVA $93,732,133 2,291,179 2.84%

Top movers (QoQ)

Security Action Shares Δ Value Δ
PEG Bought more +2.1M +$173.0M
EMA Trimmed -1.9M -$90.3M
SBAC Trimmed -502K -$84.1M
PNW Bought more +258K +$59.3M
ED Bought more +371K +$33.3M
PCG Bought more +2.3M +$28.5M
EIX Bought more +198K +$19.4M
HTO Bought more +80K +$14.4M

Exited positions

Includes corporate events (mergers, delistings) — not all exits are sells

Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.

SecurityQuarter Shares before Value before Price since exit
UNP June 30, 2026 1,015,731 $246,436,655 12.6%
EXC Dec. 31, 2025 4,967,487 $223,586,590 2.9%
POR March 31, 2026 1,938,334 $93,020,649 -4.5%
AVA March 31, 2025 217,307 $7,959,955 -8.3%