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Tortoise Investment Management, LLC — 13F Holdings & Portfolio

CIK 1599511 · latest 13F-HR filed 2026-08-07

Backtest portfolio

Tortoise Investment Management, LLC manages $1.34B in 13F-reported U.S. long-equity assets across 255 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are IVV (7.98%), STIP (6.86%), AVUS (3.97%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 20 new positions, exited 13, added to 162, and trimmed 28.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Filer Information
Address
2 WESTCHESTER PARK DRIVE
SUITE 215
WHITE PLAINS, NY 10604
Phone
(914) 686-0024
Filing Manager
Tortoise Investment Management, LLC
WHITE PLAINS, NY
Signatory
Mike Mattern
CCO
Loading holdings…
AUM

$1.34B

Long-equity book

Holdings

255

Distinct positions

Period

2026-06-30

Filed 2026-08-07

Q/Q Activity

+20 / −13 / ↑162 / ↓28

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • ISHARES TR$12.1M +12.8%
  • AMERICAN CENTY ETF TR$9.6M +22.1%
  • ISHARES TR$5.1M +5.9%
  • J P MORGAN EXCHANGE TRADED F$4.4M +13.9%
  • J P MORGAN EXCHANGE TRADED F$4.1M +13.9%
Show all 162 →

Top Trims

  • ISHARES TR-$2.6M -8.9%
  • ISHARES TR-$1.2M -31.0%
  • VANGUARD SCOTTSDALE FDS-$903.8K -25.7%
  • DOUBLELINE ETF TRUST-$623.7K -39.7%
  • SCHWAB STRATEGIC TR-$561.4K -30.4%
Show all 28 →

New Positions

  • AB ACTIVE ETFS INC$5.1M
  • J P MORGAN EXCHANGE TRADED F$761.7K
  • NEBIUS GROUP N.V.$528.8K
  • JANUS DETROIT STR TR$523.0K
  • ADVANCED MICRO DEVICES INC$473.4K
Show all 20 →

Exited Positions

  • VANGUARD SCOTTSDALE FDS$398.7K
  • AT&T INC$284.3K
  • J P MORGAN EXCHANGE TRADED F$269.4K
  • HONEYWELL INTL INC$250.4K
  • SELECT SECTOR SPDR TR$214.6K
Show all 13 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 ISHARES TR IVV 464287200 $107.0M 7.98% 142,937 SH
2 ISHARES TR STIP 46429B747 $92.0M 6.86% 900,987 SH
3 AMERICAN CENTY ETF TR AVUS 025072885 $53.2M 3.97% 415,640 SH
4 J P MORGAN EXCHANGE TRADED F JMTG 46654Q575 $35.7M 2.66% 705,007 SH
5 J P MORGAN EXCHANGE TRADED F JMUB 46641Q647 $33.6M 2.51% 664,214 SH
6 BLACKROCK MUN TARGET TERM TR BTT 09257P105 $32.3M 2.41% 1,420,474 SH
7 VANGUARD SCOTTSDALE FDS VGLT 92206C847 $27.4M 2.04% 495,847 SH
8 ISHARES TR SGOV 46436E718 $26.5M 1.97% 262,915 SH
9 SCHWAB STRATEGIC TR SCHP 808524870 $25.9M 1.93% 978,659 SH
10 SIMPLIFY EXCHANGE TRADED FUN MTBA 82889N525 $25.9M 1.93% 527,409 SH
11 ISHARES INC IEMG 46434G103 $24.5M 1.82% 295,482 SH
12 SCHWAB STRATEGIC TR SCHX 808524201 $21.7M 1.62% 737,656 SH
13 DIMENSIONAL ETF TRUST DFAU 25434V104 $20.9M 1.56% 404,352 SH
14 VANGUARD INDEX FDS VTV 922908744 $19.7M 1.47% 90,620 SH
15 ISHARES TR ITOT 464287150 $19.1M 1.42% 116,376 SH
16 ISHARES TR IWB 464287622 $19.0M 1.42% 46,519 SH
17 VANGUARD SCOTTSDALE FDS VGIT 92206C706 $18.8M 1.40% 319,219 SH
18 STATE STR SPDR S&P 500 ETF T SPY 78462F103 $18.0M 1.34% 24,069 SH
19 EA SERIES TRUST BOXX 02072L565 $17.8M 1.33% 152,407 SH
20 SCHWAB STRATEGIC TR SCHC 808524888 $17.6M 1.31% 365,315 SH
21 SPDR INDEX SHS FDS SPEM 78463X509 $17.4M 1.30% 336,148 SH
22 SPDR SERIES TRUST SPYM 78464A854 $16.7M 1.25% 190,204 SH
23 VANGUARD INSTL INDEX FD VBIL 922040845 $15.6M 1.16% 205,882 SH
24 APPLE INC AAPL 037833100 $14.9M 1.11% 51,606 SH
25 ISHARES TR IEFA 46432F842 $14.7M 1.10% 152,455 SH
26 VANGUARD INDEX FDS VTI 922908769 $14.3M 1.07% 38,756 SH
27 SPDR INDEX SHS FDS SPDW 78463X889 $14.3M 1.07% 284,576 SH
28 ISHARES TR IJR 464287804 $14.3M 1.06% 96,204 SH
29 DIMENSIONAL ETF TRUST DFAE 25434V302 $14.2M 1.06% 354,317 SH
30 DOUBLELINE ETF TRUST DCRE 25861R303 $14.2M 1.06% 273,990 SH
31 SPDR SERIES TRUST SPSM 78468R853 $13.6M 1.01% 235,466 SH
32 ANGEL OAK FUNDS TRUST CARY 03463K760 $13.5M 1.01% 651,023 SH
33 SCHWAB STRATEGIC TR SCHH 808524847 $13.5M 1.01% 570,742 SH
34 DIMENSIONAL ETF TRUST DFAC 25434V708 $13.3M 0.99% 300,547 SH
35 AMERICAN CENTY ETF TR AVEE 025072141 $12.8M 0.95% 184,695 SH
36 DIMENSIONAL ETF TRUST DFAI 25434V203 $12.8M 0.95% 310,076 SH
37 INVESCO EXCH TRADED FD TR II BAB 46138G805 $12.5M 0.93% 464,700 SH
38 VANGUARD INDEX FDS VV 922908637 $11.9M 0.88% 34,519 SH
39 VANGUARD TAX-MANAGED FDS VEA 921943858 $11.8M 0.88% 165,461 SH
40 AMERICAN CENTY ETF TR AVEM 025072604 $11.7M 0.87% 121,127 SH
41 DIMENSIONAL ETF TRUST DFSV 25434V815 $11.3M 0.85% 292,404 SH
42 VANECK ETF TRUST MLN 92189F536 $11.3M 0.84% 634,387 SH
43 ISHARES TR IUSV 464287663 $11.0M 0.82% 100,080 SH
44 VANGUARD INTL EQUITY INDEX F VWO 922042858 $10.8M 0.81% 181,484 SH
45 DIMENSIONAL ETF TRUST DFIV 25434V807 $9.8M 0.73% 181,496 SH
46 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $9.1M 0.68% 18,159 SH
47 SCHWAB STRATEGIC TR SCHA 808524607 $9.0M 0.67% 249,627 SH
48 AMERICAN CENTY ETF TR AVUV 025072877 $8.9M 0.66% 71,494 SH
49 DIMENSIONAL ETF TRUST DFUS 25434V401 $8.6M 0.64% 105,284 SH
50 DIMENSIONAL ETF TRUST DFEV 25434V740 $8.5M 0.64% 199,815 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-07 $1.34B 255 0001599511-26-000003
2026-03-31 2026-05-05 $1.21B 252 0001599511-26-000002
2025-12-31 2026-02-06 $1.14B 240 0001599511-26-000001