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Soroban Capital Partners avatar

Eric Mandelblatt

Soroban Capital Partners

Soroban Capital Partners, Eric Mandelblatt's industrial economy and concentrated public equity book

Soroban is a concentrated public-equity manager whose portfolio often reflects views on the industrial economy, infrastructure, payments, consumer, and cyclical quality businesses. Large positions can reveal macro and company-specific conviction at the same time.

Sources Soroban Capital Partners official site SEC EDGAR profile Eric Mandelblatt Buyside Digest profile
Concentrated industrials / infrastructure / quality growth CIK 1517857
2026-03-31 Latest 13F 20 Current holdings 25 Last 1 periods Change 0 Public materials
Latest 13F snapshot 2026-03-31 · 30 disclosed positions · $51.8B Top five 11.9%: AMZN, MSFT, MA, TDG, DPZ

Performance materials

  • Soroban does not publish a continuous public fund-level return table. Public filings and selected public materials provide context.

Firm and key people

  • Eric Mandelblatt founded Soroban after working in hedge fund investing and public equities.
  • The firm is known for a focused portfolio and deep work on industrial and economic themes.
  • Public holdings can express both business quality and macro cycle views.

Investment style

  • Focus on industrial economics, pricing power, capital cycles, and durable cash flow.
  • Concentrated positions should be read through both company thesis and cycle timing.
  • Large additions and reductions can reveal changes in macro confidence.

Public materials

View timeline
Shareholder letters / memos 0
Interview 0
Public video 0
Public Q&A / speeches / presentations 0

Current holdings

13F period 2026-03-31 · Filed 2026-05-15
Stocks Shares Value Weight
AMZN 8,367,474 $1.7B 3.4%
MSFT 3,584,691 $1.3B 2.6%
MA 2,464,499 $1.2B 2.4%
TDG 856,197 $992.3M 1.9%
DPZ 2,495,194 $895.3M 1.7%
V 2,961,240 $895.0M 1.7%
META 1,400,083 $801.0M 1.5%
EFX 4,184,569 $753.5M 1.5%
SPGI 1,688,643 $718.2M 1.4%
TSM 1,931,530 $652.8M 1.3%
GOOG 2,131,498 $611.4M 1.2%
FERG 2,398,367 $559.4M 1.1%
PNW 3,854,815 $388.4M 0.7%
WDC 1,146,273 $310.1M 0.6%
DTE 2,038,473 $298.1M 0.6%
SO 2,375,511 $229.3M 0.4%
NI 4,493,353 $209.7M 0.4%
STX 534,364 $209.3M 0.4%
ETR 1,723,304 $193.6M 0.4%
GOOGL 531,870 $152.9M 0.3%

Last 1 quarters US 13F new / increased / reduced / sold-out positions

As of 13F 2026-03-31 · Filed 2026-05-15
Last 1 quarters Last 2 quarters Last 3 quarters Last 4 quarters
Stocks Action 13F period Current shares Previous shares Share change 13F value change
DPZ New 2026-03-31 Filed 2026-05-15 2,495,194 0 - +$895.3M
MSFT Minor reduction 2026-03-31 Filed 2026-05-15 3,584,691 3,887,135 -7.8% -$686.4M
EFX Major increase 2026-03-31 Filed 2026-05-15 4,184,569 1,019,449 310.5% +$492.0M
SPGI Major increase 2026-03-31 Filed 2026-05-15 1,688,643 468,653 260.3% +$490.1M
AMZN Major increase 2026-03-31 Filed 2026-05-15 8,367,474 5,925,996 41.2% +$441.5M
SO Major reduction 2026-03-31 Filed 2026-05-15 2,375,511 6,093,608 -61.0% -$348.2M
BN Sold out 2026-03-31 Filed 2026-05-15 0 5,745,527 -100.0% -$262.7M
GOOG Major reduction 2026-03-31 Filed 2026-05-15 2,131,498 3,575,580 -40.4% -$259.4M
REXR Major reduction 2026-03-31 Filed 2026-05-15 3,625,821 9,191,038 -60.6% -$259.2M
UNP Sold out 2026-03-31 Filed 2026-05-15 0 1,022,833 -100.0% -$241.8M
MA Major increase 2026-03-31 Filed 2026-05-15 2,464,499 1,889,087 30.5% +$156.9M
CSX Sold out 2026-03-31 Filed 2026-05-15 0 4,072,561 -100.0% -$144.6M
AEP Major reduction 2026-03-31 Filed 2026-05-15 1,131,523 2,565,987 -55.9% -$140.4M
PNW Major increase 2026-03-31 Filed 2026-05-15 3,854,815 2,877,404 34.0% +$130.4M
FERG Major reduction 2026-03-31 Filed 2026-05-15 2,398,367 2,978,192 -19.5% -$109.4M
ETR Major reduction 2026-03-31 Filed 2026-05-15 1,723,304 3,222,534 -46.5% -$106.7M
TSM Major reduction 2026-03-31 Filed 2026-05-15 1,931,530 2,643,064 -26.9% -$85.4M
META Major increase 2026-03-31 Filed 2026-05-15 1,400,083 1,172,966 19.4% -$60.4M
GOOGL Major reduction 2026-03-31 Filed 2026-05-15 531,870 839,870 -36.7% -$51.2M
V Major increase 2026-03-31 Filed 2026-05-15 2,961,240 2,484,618 19.2% +$46.8M
NI Major reduction 2026-03-31 Filed 2026-05-15 4,493,353 5,387,780 -16.6% -$23.6M
WEC Minor reduction 2026-03-31 Filed 2026-05-15 1,198,148 1,387,672 -13.7% -$20.3M
DTE Minor increase 2026-03-31 Filed 2026-05-15 2,038,473 1,998,510 2.0% +$15.4M
QSR Major reduction 2026-03-31 Filed 2026-05-15 172,015 300,000 -42.7% -$6.5M
TDG Minor increase 2026-03-31 Filed 2026-05-15 856,197 747,970 14.5% +$6.5M

Public video / Interview / Shareholder letter / Public Q&A

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