2026 Q1 Portfolio Activity
In 2026 Q1, Citadel Investment Advisory, Inc. maintained a portfolio of 79 distinct positions. They heavily accumulated shares in Medtronic, increasing the position by 266.3%. The fund also reduced its exposure to Medtronic by 73.5%.
Position History
hover any row below to update
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Total Positions
79
Quarter
2026 Q1
Top Holding
BRK/B (24.0%)
Top 10 Concentration
65.6%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 79
Citadel Investment Advisory, Inc. Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BRK/B
Beckshire Hatha...
|
Financial Services | 24.00% | 22.98% |
#1
Prev: #1
|
6.5 |
—
|
-882 | -0.8% |
P
S
|
104,930 | $50,282,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MKL
Markel Corp
|
Financial Services | 13.92% | 14.51% |
#2
Prev: #2
|
6.0 |
—
|
-377 | -2.4% |
P
S
|
15,242 | $29,174,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
GOOGL
Alphabet Inc. C...
|
Communication Services | 6.43% | 6.43% |
#3
Prev: #3
|
4.1 |
—
|
-690 | -1.5% |
P
S
|
46,844 | $13,470,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
IPMLF
Imperial Metals...
|
Basic Materials | 4.60% | 5.52% |
#4
Prev: #4
|
2.8 |
—
|
-14,027 | -0.8% |
P
S
|
1,734,313 | $9,643,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
GOOG
Alphabet Inc. C...
|
Communication Services | 3.80% | 3.78% |
#5
Prev: #5
|
2.5 |
—
|
-115 | -0.4% |
P
S
|
27,730 | $7,955,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
PM
Philip Morris I...
|
Consumer Defensive | 3.08% | 2.74% |
#6
1
Prev: #7
|
1.7 |
—
|
-550 | -1.4% |
P
S
|
39,030 | $6,453,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
JNJ
Johnson & Johns...
|
Healthcare | 2.69% | 2.08% |
#7
3
Prev: #10
|
1.6 |
—
|
-183 | -0.8% |
P
S
|
23,053 | $5,635,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MSFT
Microsoft Corp
|
Technology | 2.57% | 3.12% |
#8
2
Prev: #6
|
1.5 |
—
|
-349 | -2.3% |
P
S
|
14,568 | $5,393,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
RTX
Raytheon Techno...
|
Industrials | 2.57% | 2.26% |
#9
1
Prev: #8
|
1.5 |
—
|
-620 | -2.2% |
P
S
|
27,943 | $5,390,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
IBM
IBM Corp
|
Technology | 1.95% | 2.20% |
#10
1
Prev: #9
|
1.3 |
—
|
-300 | -1.7% |
P
S
|
16,875 | $4,090,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
ABBV
Abbvie Inc
|
Healthcare | 1.85% | 1.81% |
#11
1
Prev: #12
|
1.2 |
—
|
-433 | -2.4% |
P
S
|
17,858 | $3,884,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
GS
Goldman Sachs G...
|
Financial Services | 1.66% | 1.62% |
#12
2
Prev: #14
|
1.2 |
—
|
-147 | -3.4% |
P
S
|
4,115 | $3,481,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
ORCL
Oracle Corp
|
Technology | 1.57% | 1.95% |
#13
2
Prev: #11
|
1.1 |
—
|
-784 | -3.4% |
P
S
|
22,366 | $3,290,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MCO
Moodys Corp
|
Financial Services | 1.55% | 1.70% |
#14
1
Prev: #13
|
1.1 |
—
|
-275 | -3.6% |
P
S
|
7,427 | $3,240,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MCD
McDonald's
|
Consumer Cyclical | 1.52% | 1.39% |
#15
Prev: #15
|
1.1 |
—
|
-241 | -2.3% |
P
S
|
10,273 | $3,193,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
KO
Coca Cola Co
|
Consumer Defensive | 1.40% | 1.20% |
#16
3
Prev: #19
|
1.1 |
—
|
-1,100 | -2.8% |
P
S
|
38,503 | $2,928,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
GD
General Dynamic...
|
Industrials | 1.36% | 1.22% |
#17
Prev: #17
|
1.0 |
—
|
-116 | -1.4% |
P
S
|
8,295 | $2,847,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
JPM
JPMorgan Chase ...
|
Financial Services | 1.18% | 1.20% |
#18
Prev: #18
|
1.0 |
—
|
-177 | -2.1% |
P
S
|
8,422 | $2,477,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
PEP
PepsiCo
|
Consumer Defensive | 1.15% | 0.98% |
#19
4
Prev: #23
|
1.0 |
—
|
-216 | -1.4% |
P
S
|
15,552 | $2,415,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
BKNG
Booking Holding...
|
Consumer Cyclical | 1.15% | 1.33% |
#20
4
Prev: #16
|
1.5 |
—
|
no change | no change |
P
S
|
573 | $2,413,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
DIS
Disney Company
|
Communication Services | 1.03% | 1.11% |
#21
1
Prev: #20
|
0.9 |
—
|
-220 | -1.0% |
P
S
|
22,416 | $2,160,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MTD
Mettler Toledo ...
|
Healthcare | 1.02% | 1.02% |
#22
1
Prev: #21
|
1.4 |
—
|
no change | no change |
P
S
|
1,700 | $2,144,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
IDXX
Idexx Labs Inc
|
Healthcare | 0.94% | 1.01% |
#23
1
Prev: #22
|
0.9 |
—
|
-191 | -5.2% |
P
S
|
3,491 | $1,962,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
WRB
Berkley W R Cor...
|
Financial Services | 0.93% | 0.90% |
#24
1
Prev: #25
|
0.9 |
—
|
-225 | -0.8% |
P
S
|
29,468 | $1,953,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
N/A
Medtronic
|
|
Unknown | 0.86% | 0.88% |
#25
1
Prev: #26
|
0.8 |
—
|
-616 | -2.9% |
P
S
|
20,700 | $1,794,000 | — | 13F Filing | 2026-03-31 | 2026-04-16 | ||
|
AMG
Affiliated Mana...
|
Financial Services | 0.85% | 0.80% |
#26
2
Prev: #28
|
1.3 |
—
|
no change | no change |
P
S
|
6,452 | $1,785,000 | 2023 Q3 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
AXP
American Expres...
|
Financial Services | 0.84% | 0.96% |
#27
3
Prev: #24
|
0.8 |
—
|
-200 | -3.3% |
P
S
|
5,832 | $1,764,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
WFC
Wells Fargo
|
Financial Services | 0.75% | 0.81% |
#28
1
Prev: #27
|
0.8 |
—
|
-366 | -1.8% |
P
S
|
19,775 | $1,574,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
CSX
CSX Corp
|
Industrials | 0.74% | 0.61% |
#29
1
Prev: #30
|
0.8 |
—
|
-1,200 | -3.1% |
P
S
|
37,660 | $1,546,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
WBD
Warner Brothers...
|
Communication Services | 0.66% | 0.65% |
#30
1
Prev: #29
|
0.8 |
—
|
-2,209 | -4.2% |
P
S
|
50,363 | $1,383,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
JEF
Jefferies Finan...
|
Financial Services | 0.55% | 0.49% |
#31
3
Prev: #34
|
1.2 |
—
|
no change | no change |
P
S
|
18,480 | $1,145,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
BUD
AB Inbev
|
Consumer Defensive | 0.54% | 0.47% |
#32
5
Prev: #37
|
0.7 |
—
|
-567 | -3.3% |
P
S
|
16,383 | $1,136,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
ETN
Eaton Corp
|
Industrials | 0.54% | 0.45% |
#33
6
Prev: #39
|
0.7 |
—
|
-100 | -3.1% |
P
S
|
3,144 | $1,125,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
CACC
Credit Acceptan...
|
Financial Services | 0.51% | 0.51% |
#34
2
Prev: #32
|
0.7 |
—
|
-125 | -4.7% |
P
S
|
2,525 | $1,069,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
BAC
Bank of America
|
Financial Services | 0.48% | 0.52% |
#35
4
Prev: #31
|
0.7 |
—
|
-1,000 | -4.6% |
P
S
|
20,735 | $1,011,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MHK
Mohawk Industri...
|
Consumer Cyclical | 0.46% | 0.50% |
#36
3
Prev: #33
|
0.7 |
—
|
-809 | -7.6% |
P
S
|
9,852 | $970,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
AMZN
Amazon
|
Consumer Cyclical | 0.46% | 0.47% |
#37
1
Prev: #36
|
0.7 |
—
|
-120 | -2.5% |
P
S
|
4,612 | $961,000 | 2022 Q1 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
LOW
Lowes
|
Consumer Cyclical | 0.45% | 0.45% |
#38
Prev: #38
|
0.7 |
—
|
-309 | -7.1% |
P
S
|
4,026 | $951,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
ABT
Abbott Laborato...
|
Healthcare | 0.43% | 0.49% |
#39
4
Prev: #35
|
0.7 |
—
|
-234 | -2.6% |
P
S
|
8,730 | $896,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
DHR
Danaher Corp
|
Healthcare | 0.39% | 0.43% |
#40
Prev: #40
|
1.2 |
—
|
no change | no change |
P
S
|
4,348 | $824,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
N/A
John Marshall B...
|
|
Unknown | 0.36% | 0.33% |
#41
1
Prev: #42
|
0.6 |
—
|
-1,000 | -2.6% |
P
S
|
37,200 | $754,000 | — | 13F Filing | 2026-03-31 | 2026-04-16 | ||
|
HHC
Howard Hughs
|
Unknown | 0.35% | 0.40% |
#42
1
Prev: #41
|
1.1 |
—
|
no change | no change |
P
S
|
11,692 | $740,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
CNI
Canadian Nation...
|
Industrials | 0.35% | 0.33% |
#43
Prev: #43
|
0.6 |
—
|
-550 | -7.1% |
P
S
|
7,161 | $736,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
BA
Boeing Company
|
Industrials | 0.33% | 0.33% |
#44
Prev: #44
|
1.1 |
—
|
no change | no change |
P
S
|
3,495 | $696,000 | 2022 Q1 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
SYY
Sysco Corp
|
Consumer Defensive | 0.32% | 0.31% |
#45
2
Prev: #47
|
0.6 |
—
|
-387 | -4.0% |
P
S
|
9,401 | $671,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
EG
Everest Re Grou...
|
Financial Services | 0.31% | 0.31% |
#46
Prev: #46
|
0.6 |
—
|
-167 | -7.9% |
P
S
|
1,960 | $641,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
LDOS
Leidos Holdings...
|
Technology | 0.30% | 0.33% |
#47
2
Prev: #45
|
0.6 |
—
|
-67 | -1.6% |
P
S
|
4,110 | $639,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
VPRT
Vistaprint NV C...
|
Unknown | 0.30% | 0.25% |
#48
2
Prev: #50
|
1.1 |
—
|
no change | no change |
P
S
|
8,575 | $626,000 | 2022 Q1 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
WYNN
Wynn Resorts
|
Consumer Cyclical | 0.28% | 0.31% |
#49
1
Prev: #48
|
0.6 |
—
|
-150 | -2.5% |
P
S
|
5,811 | $590,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 | |||
|
MA
Mastercard
|
Financial Services | 0.28% | 0.28% |
#50
1
Prev: #49
|
1.1 |
—
|
no change | no change |
P
S
|
1,155 | $577,000 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-04-16 |
Showing 1-50 of 79 holdings