Gilbert & Cook, Inc. — 13F Holdings & Portfolio
CIK 1675762 · latest 13F-HR filed 2026-07-28
Gilbert & Cook, Inc. manages $869.0M in 13F-reported U.S. long-equity assets across 229 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are IVV (23.80%), IWL (10.82%), VEA (10.16%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 18 new positions and exited 10; 126 existing positions rose in reported value and 37 fell.
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.
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AUM
$869.0M
Long-equity book
Holdings
229
Distinct positions
Period
2026-06-30
Filed 2026-07-28
Q/Q Activity
+18 / −10 / ↑126 / ↓37
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26IVV23.8% · -0%IWL10.8% · -2%VEA10.2% · -1%JHMM8.7% · +1%BND7.2% · +6%IWR4.3% · -1%JHSC4.0% · +4%NVDA1.5% · +0%GOOG1.3% · -8%IWM1.2% · -2%ARCC0.8% · -11%IWV0.8% · -0%AMZN0.7% · -4%AAPL0.7% · +27%TSLA0.6% · +1%VTI0.5% · -4%SPYM0.5% · +4%UPS0.5% · -3%SPY0.5% · -1%MSFT0.4% · -0%BRK.B0.3% · -1%XOM0.3% · -0%IJH0.3% · -2%JPM0.3% · +0%AVGO0.3% · +56%CDNS0.3% · +29%WFC0.3% · +38%META0.3% · +166%IEFA0.3% · 0%ASND0.3% · -0%JNJ0.3% · -0%CAT0.2% · -43%PH0.2% · +1%QQQ0.2% · +15%WMT0.2% · -0%PG0.2% · -2%RKLB0.2% · -23%LHX0.2% · +0%CSCO0.2% · -29%PM0.2% · +1%ABBV0.2% · -1%LLY0.2% · -3%GOOGL0.2% · +4%IJR0.2% · -0%LYV0.2% · +11%NFLX0.2% · -1%HEI.A0.2% · +2%TPL0.2% · -5%HD0.2% · +1%TDG0.2% · +1%VO0.2% · +289%MA0.2% · +1%DELL0.2% · newARM0.2% · -17%SCHG0.2% · 0%VMC0.2% · -3%LRCX0.2% · newVUG0.2% · +476%BK0.2% · newMLM0.2% · +10%
Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
3 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 73.1%Cumulative share of the portfolio held in the largest N positions.
Firm Profile & Key People
As of the firm’s regulatory filing dated Jun 4, 2026.
Assets Under Management
$1.70B
Discretionary
$1.67B
Employees
32
Accounts
3,792
Address
5058 GRAND RIDGE DRIVE
WEST DES MOINES, IA 50265
WEST DES MOINES, IA 50265
Phone
(515) 270-6444
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| CC COOK REVOCABLE TRUST Control | SHAREHOLDER since May 2025 | 10–25% | Domestic Entity |
| COOK, CHRISTOPHER, CALVIN Control | TREASURER since Apr 2016 | Less than 5% | Individual |
| COOK, LINDA, LUNDSTROM Control | CHIEF EXECUTIVE OFFICER/MANAGING MEMBER since Apr 2016 | Less than 5% | Individual |
| LL COOK REVOCABLE TRUST Control | SHAREHOLDER since May 2025 | 10–25% | Domestic Entity |
| ARMSTRONG, ANDY, JOHN | CHIEF COMPLIANCE OFFICER since Nov 2023 | Less than 5% | Individual |
| CANON TRUST | SHAREHOLDER since May 2025 | 10–25% | Domestic Entity |
| GRIMM, BRANDON, DOMINIC | SHAREHOLDER since Jul 2018 | 10–25% | Individual |
| ROSENSTIEL, MEGAN, LEIGH | SHAREHOLDER since Jul 2018 | 10–25% | Individual |
| THE FOUNDERS TRUST | SHAREHOLDER since Sep 2025 | 10–25% | Domestic Entity |
| TRIPP, JERIT, PAUL | SHAREHOLDER since Jul 2018 | 5–10% | Individual |
| COOK, CHRISTOPHER, CALVIN Control Indirect owner via THE FOUNDERS TRUST | TRUSTEE since Sep 2025 | 75% or more | Individual |
| COOK, CHRISTOPHER, CALVIN Control Indirect owner via CC COOK REVOCABLE TRUST | TRUSTEE since May 2025 | 75% or more | Individual |
| COOK, LINDA, LUNDSTROM Control Indirect owner via CANON TRUST | TRUSTEE since May 2025 | 75% or more | Individual |
| COOK, LINDA, LUNDSTROM Control Indirect owner via LL COOK REVOCABLE TRUST | TRUSTEE since May 2025 | 75% or more | Individual |
Ownership & leadership changes · 8 filings with changes since Mar 24, 2016
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
May 5, 2026 filing
- ChangedCANON TRUST · title LINDA SUE LUNDSTROM COOK TRUSTEE → SHAREHOLDER
- ChangedCC COOK REVOCABLE TRUST · title CHRIS CALVIN COOK TRUSTEE → SHAREHOLDER
- ChangedCOOK, LINDA, LUNDSTROM · title CHIEF EXECUTIVE OFFICER → CHIEF EXECUTIVE OFFICER/MANAGING MEMBER
- ChangedLL COOK REVOCABLE TRUST · title LINDA SUE LUNDSTROM COOK TRUSTEE → SHAREHOLDER
- ChangedTHE FOUNDERS TRUST · title CHRIS CALVIN COOK TRUSTEE → SHAREHOLDER
Mar 30, 2026 filing
- ChangedCANON TRUST · title MEMBER → LINDA SUE LUNDSTROM COOK TRUSTEE
- ChangedCC COOK REVOCABLE TRUST · title MEMBER - CHRIS COOK TRUSTEE → CHRIS CALVIN COOK TRUSTEE
- ChangedCOOK, CHRISTOPHER, CALVIN · indirect via THE FOUNDERS TRUST: title OWNER → TRUSTEE
- ChangedCOOK, CHRISTOPHER, CALVIN · indirect via CC COOK REVOCABLE TRUST: title OWNER → TRUSTEE
- ChangedCOOK, LINDA, LUNDSTROM · indirect via CANON TRUST: title OWNER → TRUSTEE
- ChangedCOOK, LINDA, LUNDSTROM · indirect via LL COOK REVOCABLE TRUST: title OWNER → TRUSTEE
- ChangedLL COOK REVOCABLE TRUST · title MEMBER - LINDA COOK TRUSTEE → LINDA SUE LUNDSTROM COOK TRUSTEE
- ChangedTHE FOUNDERS TRUST · title MEMBER → CHRIS CALVIN COOK TRUSTEE
Mar 19, 2026 filing
- AddedCANON TRUST · MEMBER · 10–25%
- AddedCC COOK REVOCABLE TRUST · MEMBER - CHRIS COOK TRUSTEE · 10–25% · control person
- AddedCOOK, CHRISTOPHER, CALVIN · OWNER · 75% or more · indirect via THE FOUNDERS TRUST · control person
- AddedCOOK, CHRISTOPHER, CALVIN · OWNER · 75% or more · indirect via CC COOK REVOCABLE TRUST · control person
- AddedCOOK, LINDA, LUNDSTROM · OWNER · 75% or more · indirect via CANON TRUST · control person
- AddedCOOK, LINDA, LUNDSTROM · OWNER · 75% or more · indirect via LL COOK REVOCABLE TRUST · control person
- AddedLL COOK REVOCABLE TRUST · MEMBER - LINDA COOK TRUSTEE · 10–25% · control person
- AddedTHE FOUNDERS TRUST · MEMBER · 10–25%
- ChangedCOOK, CHRISTOPHER, CALVIN · title CHIEF INVESTMENT OFFICER → TREASURER; ownership 25–50% → Less than 5%
- ChangedCOOK, LINDA, LUNDSTROM · ownership 25–50% → Less than 5%
Mar 27, 2024 filing
- ChangedGRIMM, BRANDON, DOMINIC · ownership 5–10% → 10–25%
- ChangedROSENSTIEL, MEGAN, LEIGH · ownership 5–10% → 10–25%
Nov 14, 2023 filing
- No longer listedBUSH, STEPHANIE, KIM · CHIEF COMPLIANCE OFFICER · Less than 5% · control person · listed since Feb 2022
- AddedARMSTRONG, ANDY, JOHN · CHIEF COMPLIANCE OFFICER · Less than 5%
Apr 3, 2023 filing
- No longer listedGILBERT, MARLIS, ANN · SHAREHOLDER · 10–25% · listed since Apr 2016
Mar 31, 2023 filing
- AddedBUSH, STEPHANIE, KIM · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ChangedGILBERT, MARLIS, ANN · title CHIEF COMPLIANCE OFFICER → SHAREHOLDER; no longer a control person
Mar 4, 2019 filing
- AddedGRIMM, BRANDON, DOMINIC · SHAREHOLDER · 5–10%
- AddedROSENSTIEL, MEGAN, LEIGH · SHAREHOLDER · 5–10%
- AddedTRIPP, JERIT, PAUL · SHAREHOLDER · 5–10%
Mar 24, 2016 filing (earliest on record)
- ListedCOOK, CHRISTOPHER, CALVIN · CHIEF INVESTMENT OFFICER · 25–50% · control person
- ListedCOOK, LINDA, LUNDSTROM · CHIEF EXECUTIVE OFFICER · 25–50% · control person
- ListedGILBERT, MARLIS, ANN · CHIEF COMPLIANCE OFFICER · 10–25% · control person
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- ISHARES TR$25.7M +14.2%
- ISHARES TR$11.2M +13.5%
- JOHN HANCOCK EXCHANGE TRADED$8.3M +12.4%
- VANGUARD TAX-MANAGED FDS$8.0M +9.9%
- JOHN HANCOCK EXCHANGE TRADED$5.2M +17.5%
Top Trims
- EXXON MOBIL CORP-$728.1K -19.7%
- DEERE & CO-$671.4K -45.8%
- ARES CAPITAL CORP-$652.0K -8.2%
- NETFLIX INC.-$577.8K -26.3%
- L3HARRIS TECHNOLOGIES INC-$362.6K -15.7%
New Positions
- ASCENDIS PHARMA A/S$2.3M
- DELL TECHNOLOGIES INC$1.4M
- LAM RESEARCH CORP$1.4M
- ISHARES TR$697.5K
- INTEL CORP$664.5K
Exited Positions
- ASCENDIS PHARMA A/S$2.0M
- REGENERON PHARMACEUTICALS$1.3M
- COPART INC$854.2K
- VERISK ANALYTICS INC$560.1K
- INSMED INC$464.6K
Gilbert & Cook, Inc. Holdings (2026-06-30)
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 | $206.8M | 23.80% | 276,102 | SH |
| 2 | ISHARES TR | IWL | 464289446 | $94.0M | 10.82% | 508,409 | SH |
| 3 | VANGUARD TAX-MANAGED FDS | VEA | 921943858 | $88.3M | 10.16% | 1,239,039 | SH |
| 4 | JOHN HANCOCK EXCHANGE TRADED | JHMM | 47804J206 | $75.5M | 8.69% | 1,007,790 | SH |
| 5 | VANGUARD BD INDEX FDS | BND | 921937835 | $62.7M | 7.22% | 854,157 | SH |
| 6 | ISHARES TR | IWR | 464287499 | $37.6M | 4.32% | 340,536 | SH |
| 7 | JOHN HANCOCK EXCHANGE TRADED | JHSC | 47804J842 | $35.1M | 4.04% | 723,059 | SH |
| 8 | NVIDIA CORPORATION | NVDA | 67066G104 | $13.1M | 1.51% | 65,675 | SH |
| 9 | ALPHABET INC | GOOG | 02079K107 | $11.6M | 1.33% | 32,780 | SH |
| 10 | ISHARES TR | IWM | 464287655 | $10.8M | 1.24% | 35,808 | SH |
| 11 | ARES CAPITAL CORP | ARCC | 04010L103 | $7.3M | 0.84% | 394,800 | SH |
| 12 | ISHARES TR | IWV | 464287689 | $7.0M | 0.81% | 16,481 | SH |
| 13 | AMAZON COM INC | AMZN | 023135106 | $6.3M | 0.73% | 26,459 | SH |
| 14 | APPLE INC | AAPL | 037833100 | $5.8M | 0.67% | 20,088 | SH |
| 15 | TESLA INC | TSLA | 88160R101 | $5.0M | 0.57% | 11,836 | SH |
| 16 | VANGUARD INDEX FDS | VTI | 922908769 | $4.1M | 0.47% | 11,085 | SH |
| 17 | SPDR SERIES TRUST | SPYM | 78464A854 | $4.1M | 0.47% | 46,324 | SH |
| 18 | UNITED PARCEL SVCS INC | UPS | 911312106 | $4.0M | 0.46% | 36,807 | SH |
| 19 | STATE STR SPDR S&P 500 ETF T | SPY | 78462F103 | $3.9M | 0.45% | 5,252 | SH |
| 20 | MICROSOFT CORP | MSFT | 594918104 | $3.6M | 0.41% | 9,618 | SH |
| 21 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $3.0M | 0.34% | 5,956 | SH |
| 22 | EXXON MOBIL CORP | XOM | 30231G102 | $3.0M | 0.34% | 21,749 | SH |
| 23 | ISHARES TR | IJH | 464287507 | $2.8M | 0.33% | 36,887 | SH |
| 24 | JPMORGAN CHASE & CO | JPM | 46625H100 | $2.7M | 0.31% | 8,168 | SH |
| 25 | BROADCOM INC | AVGO | 11135F101 | $2.5M | 0.29% | 6,716 | SH |
| 26 | CADENCE DESIGN SYSTEM INC | CDNS | 127387108 | $2.5M | 0.29% | 6,724 | SH |
| 27 | WELLS FARGO & CO | WFC | 949746101 | $2.5M | 0.29% | 30,039 | SH |
| 28 | META PLATFORMS INC | META | 30303M102 | $2.4M | 0.27% | 4,214 | SH |
| 29 | ISHARES TR | IEFA | 46432F842 | $2.3M | 0.26% | 23,632 | SH |
| 30 | ASCENDIS PHARMA A/S | ASND | K08588103 | $2.3M | 0.26% | 8,543 | SH |
| 31 | JOHNSON & JOHNSON | JNJ | 478160104 | $2.2M | 0.26% | 8,802 | SH |
| 32 | CATERPILLAR INC | CAT | 149123101 | $2.2M | 0.25% | 2,034 | SH |
| 33 | PARKER-HANNIFIN CORP | PH | 701094104 | $2.2M | 0.25% | 2,205 | SH |
| 34 | INVESCO QQQ TR | QQQ | 46090E103 | $2.1M | 0.25% | 2,907 | SH |
| 35 | WALMART INC | WMT | 931142103 | $2.1M | 0.24% | 18,491 | SH |
| 36 | PROCTER & GAMBLE CO | PG | 742718109 | $2.1M | 0.24% | 14,058 | SH |
| 37 | ROCKET LAB CORP | RKLB | 773121108 | $2.0M | 0.24% | 20,125 | SH |
| 38 | L3HARRIS TECHNOLOGIES INC | LHX | 502431109 | $1.9M | 0.22% | 6,710 | SH |
| 39 | CISCO SYS INC | CSCO | 17275R102 | $1.9M | 0.22% | 16,158 | SH |
| 40 | PHILIP MORRIS INTL INC | PM | 718172109 | $1.9M | 0.21% | 10,312 | SH |
| 41 | ABBVIE INC | ABBV | 00287Y109 | $1.9M | 0.21% | 7,382 | SH |
| 42 | ELI LILLY & CO | LLY | 532457108 | $1.7M | 0.19% | 1,410 | SH |
| 43 | ALPHABET INC | GOOGL | 02079K305 | $1.7M | 0.19% | 4,673 | SH |
| 44 | ISHARES TR | IJR | 464287804 | $1.7M | 0.19% | 11,238 | SH |
| 45 | LIVE NATION ENTERTAINMENT IN | LYV | 538034109 | $1.6M | 0.19% | 8,981 | SH |
| 46 | NETFLIX INC. | NFLX | 64110L106 | $1.6M | 0.19% | 22,706 | SH |
| 47 | HEICO CORP NEW | HEI.A | 422806208 | $1.6M | 0.18% | 6,163 | SH |
| 48 | TEXAS PACIFIC LAND CORPORATI | TPL | 88262P102 | $1.6M | 0.18% | 3,605 | SH |
| 49 | HOME DEPOT INC | HD | 437076102 | $1.5M | 0.18% | 4,354 | SH |
| 50 | TRANSDIGM GROUP INC | TDG | 893641100 | $1.5M | 0.18% | 1,152 | SH |
Filing History
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-28 | $869.0M | 229 | 0001675762-26-000004 |
| 2026-03-31 | 2026-05-05 | $774.2M | 221 | 0001675762-26-000003 |
| 2025-12-31 | 2026-01-07 | $795.6M | 220 | 0001675762-26-000001 |
Filer Information
Address
5058 GRAND RIDGE DRIVEWEST DES MOINES, IA 50265
Phone
(515) 270-6444
Filing Manager
Gilbert & Cook, Inc.
WEST DES MOINES, IA
Signatory
Andy Armstrong
Chief Compliance Officer