Stocks/Funds/CIK 1599511

Tortoise Investment Management, LLC

long-term holder
Quarterly 13F filings · Latest period 2026-03-31 · CIK 1599511
Assets
$1.18B
+24.7% YoY
Holdings
241
Lifetime alpha vs market
-0.49% annual
Average hold time
7.1 yr
median 8.0 yr

Quarterly history

Cum return +254% vs S&P +272% · α -18% lifetimeAUM $1.2B · peak $1.2BFlow $118M (+11%)2016-062017-122019-062020-122022-062023-122025-062026-03
AUM ($B)fundS&P 500(gap = α)/ Flow in/out

Behavior signals (lifetime)

Dip response
-1.82%
trims when stocks drop
when a holding falls −10%+
Middle response
-0.98%
baseline attrition
Rally response
-3.41%
trims into rallies
when a holding rises +10%+

Top positions · 30

Ticker$ value% portYoYHold time
IVViShares Core S&P 500 ETF$95M8.1%10.5 yr
STIPiShares 0-5 Year TIPS Bo$87M7.4%8.5 yr
AVUSAvantis U.S. Equity ETF$44M3.7%5.0 yr
BTTBlackrock Municipal 2030$32M2.7%10.5 yr
JMUBJPMorgan Municipal ETF$30M2.5%1.0 yr
SGOViShares 0-3 Month Treasu$29M2.5%4.3 yr
MTBASimplify MBS ETF$25M2.2%2.0 yr
SCHPSchwab U.S. TIPS ETF$25M2.1%8.5 yr
VGLTVanguard Long-Term Treas$24M2.1%3.5 yr
IEMGiShares Core MSCI Emergi$21M1.8%10.5 yr
SCHXSchwab U.S. Large-Cap ET$19M1.6%10.5 yr
DFAUDimensional - US Core Eq$18M1.5%5.5 yr
VTVVanguard Value ETF$17M1.5%10.5 yr
VGITVanguard Intermediate-Te$17M1.4%5.0 yr
SCHCSchwab International Sma$17M1.4%10.5 yr

Portfolio composition (YoY)

Industry mix
Asset Management89.2%+3.7pp$1.05B
Asset Management - Bonds3.8%-1.3pp$45M
Consumer Electronics1.1%-0.3pp$13M
Asset Management - Income0.8%-0.3pp$9M
Insurance - Diversified0.7%-0.3pp$8M
Asset Management - Leveraged0.6%-0.2pp$7M
Insurance - Property & Casualty0.5%-0.5pp$6M
Software - Infrastructure0.3%+0.0pp$4M
Unknown0.3%+0.3pp$3M
Internet Content & Information0.3%+0.1pp$3M
Country
US97.0%-0.4pp
GB2.7%+0.2pp
Unknown0.3%+0.3pp
Top 5: 24.4% · Top 10: 35.0% · Top 25: 55.6%

Winners

TickerPrev $PnLYoY %
SPY$14M+0.00B17.6%
AAPL$13M+0.00B14.7%

Losers

TickerPrev $PnLYoY %

Top buys this quarter · 15

SPY State Street SPDR S&P 500 ETF +$16M
GOOG Alphabet Inc.+$0M
RDDT Reddit, Inc.+$0M
NVDA NVIDIA Corporation+$0M
AMZN Amazon.com, Inc.+$0M
AVGO Broadcom Inc.+$0M
TSLA Tesla, Inc.+$1M
META Meta Platforms, Inc.+$1M
XOM Exxon Mobil Corporation+$0M
T AT&T Inc.+$0M

Top sells this quarter · 15

AAPL Apple Inc.$1M
GS The Goldman Sachs Group, Inc.$1M
SYK Stryker Corporationexit$0M
KO The Coca-Cola Companyexit$0M
CAT Caterpillar Inc.$0M
AMP Ameriprise Financial, Inc.exit$0M
CVX Chevron Corporation$0M
COF Capital One Financial Corporatexit$0M
LLY Eli Lilly and Company$0M
CSCO Cisco Systems, Inc.$0M

Quarterly history (TTM returns)

PeriodAUM# PosReturn (1yr)SPY (1yr)Alpha (1yr)Flow
2026-03-31$1.18B241+12.58%+17.59%-5.02%+0.12B
2025-12-31$1.11B232+15.14%+17.72%-2.58%+0.00B
2025-09-30$1.10B1528+16.79%+17.52%-0.73%-0.04B
2025-06-30$1.03B1277+14.88%+14.94%-0.06%+0.02B
2025-03-31$944M810+12.83%+8.30%+4.53%+0.04B
2024-12-31$932M856+23.21%+24.89%-1.68%-0.03B
2024-09-30$941M863+34.51%+36.04%-1.52%+0.01B
2024-06-30$861M868+17.82%+24.49%-6.67%+0.01B
2024-03-31$810M858+22.51%+29.62%-7.12%+0.04B
2023-12-31$727M805+24.07%+26.18%-2.11%-0.02B
2023-09-30$669M798+14.76%+21.57%-6.81%+0.03B
2023-06-30$671M769+23.59%+19.42%+4.16%-0.01B
2023-03-31$626M773-6.98%-7.82%+0.84%+0.01B
2022-12-31$569M764-17.55%-18.17%+0.63%+0.04B
2022-09-30$513M733-11.16%-15.51%+4.35%-0.01B
2022-06-30$509M714-12.67%-10.62%-2.05%+0.07B