2026 Q1 Portfolio Activity
In 2026 Q1, ArrowMark Colorado Holdings LLC maintained a portfolio of 331 distinct positions. The most significant new addition was DEFINIUM THERAPEUTICS INC, now representing 0.80% of the total fund value. They heavily accumulated shares in PRAXIS PRECISION MEDICINES I, increasing the position by 292.8%. Conversely, ArrowMark Colorado Holdings LLC completely exited their position in ZIFF DAVIS INC.
Position History
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Total Positions
331
Quarter
2026 Q1
Top Holding
BIL (3.1%)
Top 10 Concentration
18.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 331
ArrowMark Colorado Holdings LLC 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BIL
SPDR SERIES TRU...
|
ETF | 3.09% | 2.84% |
#1
Prev: #1
|
3.7 |
—
|
-142,979 | -10.1% |
P
S
|
1,270,023 | $116,384,908 |
$88.83
+2.9%
|
2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | ||
|
FSS
FEDERAL SIGNAL ...
|
Industrials | 1.79% | 1.36% |
#2
9
Prev: #11
|
4.2 |
—
|
53,249 | 9.3% |
P
S
|
623,748 | $67,452,109 | 2016 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
TRMB
TRIMBLE INC
|
Technology | 1.77% | 1.82% |
#3
Prev: #3
|
2.2 |
—
|
-37,322 | -3.5% |
P
S
|
1,021,075 | $66,604,722 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
RBA
RB GLOBAL INC
|
Industrials | 1.73% | 1.17% |
#4
17
Prev: #21
|
3.7 |
—
|
161,713 | 31.3% |
P
S
|
678,367 | $65,021,477 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
TPB
TURNING PT BRAN...
|
Consumer Defensive | 1.72% | 2.07% |
#5
3
Prev: #2
|
1.7 |
—
|
-124,324 | -14.3% |
P
S
|
745,423 | $64,695,262 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CHDN
CHURCHILL DOWNS...
|
Consumer Cyclical | 1.71% | 1.63% |
#6
2
Prev: #4
|
2.7 |
—
|
62,982 | 9.6% |
P
S
|
715,841 | $64,303,997 | 2022 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AXGN
AXOGEN INC
|
Healthcare | 1.69% | 1.06% |
#7
20
Prev: #27
|
3.2 |
—
|
441,157 | 29.9% |
P
S
|
1,915,439 | $63,458,494 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
KEX
KIRBY CORP
|
Industrials | 1.66% | 1.48% |
#8
2
Prev: #6
|
0.7 |
—
|
-138,972 | -22.8% |
P
S
|
470,548 | $62,526,418 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
HNGE
HINGE HEALTH IN...
|
Healthcare | 1.61% | 1.30% |
#9
4
Prev: #13
|
3.1 |
—
|
301,773 | 23.7% |
P
S
|
1,575,283 | $60,742,912 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CW
CURTISS WRIGHT ...
|
Industrials | 1.58% | 1.18% |
#10
9
Prev: #19
|
1.1 |
—
|
-10,107 | -10.4% |
P
S
|
87,542 | $59,626,607 | 2023 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
TNDM
TANDEM DIABETES...
|
Healthcare | 1.58% | 1.40% |
#11
3
Prev: #8
|
2.6 |
—
|
213,918 | 7.4% |
P
S
|
3,103,609 | $59,496,185 | 2023 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
VNOM
VIPER ENERGY IN...
|
Energy | 1.54% | 1.24% |
#12
5
Prev: #17
|
1.1 |
—
|
-223,908 | -15.4% |
P
S
|
1,229,432 | $57,771,010 | 2023 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
WAY
WAYSTAR HLDG CO...
|
Healthcare | 1.41% | 1.39% |
#13
4
Prev: #9
|
2.6 |
—
|
275,358 | 14.3% |
P
S
|
2,198,468 | $53,005,063 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CMPR
CIMPRESS PLC
|
Industrials | 1.31% | 1.29% |
#14
Prev: #14
|
0.5 |
—
|
-210,375 | -23.8% |
P
S
|
672,595 | $49,099,435 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
COO
COOPER COS INC
|
Healthcare | 1.26% | 1.38% |
#15
5
Prev: #10
|
1.0 |
—
|
-102,350 | -13.4% |
P
S
|
662,361 | $47,358,812 | 2012 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
VST
VISTRA CORP
|
Utilities | 1.25% | 1.12% |
#16
8
Prev: #24
|
1.0 |
—
|
-2,392 | -0.8% |
P
S
|
313,815 | $47,175,809 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
VCYT
VERACYTE INC
|
Healthcare | 1.18% | 1.45% |
#17
10
Prev: #7
|
1.0 |
—
|
-187,346 | -12.0% |
P
S
|
1,374,103 | $44,259,858 | 2020 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CARG
CARGURUS INC
|
Consumer Cyclical | 1.17% | 1.28% |
#18
3
Prev: #15
|
1.0 |
—
|
-218,034 | -14.4% |
P
S
|
1,297,916 | $44,194,040 | 2017 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SPXC
SPX TECHNOLOGIE...
|
Industrials | 1.16% | 0.77% |
#19
22
Prev: #41
|
3.0 |
—
|
42,979 | 24.6% |
P
S
|
217,418 | $43,470,555 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SARO
STANDARDAERO IN...
|
Industrials | 1.14% | 1.21% |
#20
2
Prev: #18
|
1.0 |
—
|
-260,541 | -13.6% |
P
S
|
1,657,434 | $42,811,520 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GMED
GLOBUS MED INC
|
Healthcare | 1.12% | 1.62% |
#21
16
Prev: #5
|
0.4 |
—
|
-353,599 | -42.0% |
P
S
|
487,426 | $41,996,624 | 2016 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ST
SENSATA TECHNOL...
|
Technology | 1.08% | 0.89% |
#22
15
Prev: #37
|
0.9 |
—
|
-68,367 | -5.6% |
P
S
|
1,149,307 | $40,478,593 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
AIT
APPLIED INDL TE...
|
Industrials | 1.04% | 0.76% |
#23
19
Prev: #42
|
2.4 |
—
|
13,481 | 10.0% |
P
S
|
147,906 | $39,242,420 | 2023 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
PRAX
PRAXIS PRECISIO...
|
Healthcare | 1.01% | 0.19% |
#24
125
Prev: #149
|
3.4 |
—
|
87,851 | 292.8% |
P
S
|
117,851 | $37,970,414 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ON
ON SEMICONDUCTO...
|
Technology | 0.99% | 0.73% |
#25
18
Prev: #43
|
0.9 |
—
|
-10,792 | -1.8% |
P
S
|
603,194 | $37,349,772 | 2018 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GFS
GLOBALFOUNDRIES...
|
Technology | 0.98% | 1.18% |
#26
6
Prev: #20
|
0.4 |
—
|
-698,209 | -45.6% |
P
S
|
832,775 | $37,041,832 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
HALO
HALOZYME THERAP...
|
Healthcare | 0.98% | 0.93% |
#27
7
Prev: #34
|
0.9 |
—
|
-56,429 | -9.0% |
P
S
|
569,789 | $36,825,463 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
LNG
CHENIERE ENERGY...
|
Energy | 0.97% | 0.61% |
#28
20
Prev: #48
|
0.9 |
—
|
-13,460 | -9.5% |
P
S
|
128,458 | $36,451,242 | 2011 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
STE
STERIS PLC
|
Healthcare | 0.97% | 1.06% |
#29
1
Prev: #30
|
0.9 |
—
|
-25,141 | -13.3% |
P
S
|
164,192 | $36,307,777 | 2019 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
DT
DYNATRACE INC
|
Technology | 0.96% | 1.13% |
#30
7
Prev: #23
|
0.9 |
—
|
-204,976 | -17.3% |
P
S
|
980,952 | $36,275,605 | 2022 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
GNRC
GENERAC HLDGS I...
|
Industrials | 0.94% | 0.26% |
#31
83
Prev: #114
|
3.4 |
—
|
94,657 | 109.7% |
P
S
|
180,961 | $35,347,112 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
STRL
STERLING INFRAS...
|
Industrials | 0.93% | 0.57% |
#32
23
Prev: #55
|
0.9 |
—
|
962 | 1.1% |
P
S
|
86,028 | $35,036,624 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ALKT
ALKAMI TECHNOLO...
|
Technology | 0.93% | 1.33% |
#33
21
Prev: #12
|
0.9 |
—
|
-379,187 | -14.5% |
P
S
|
2,232,676 | $34,986,033 | 2021 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
DKNG
DRAFTKINGS INC ...
|
Consumer Cyclical | 0.92% | 1.07% |
#34
9
Prev: #25
|
2.4 |
—
|
199,041 | 14.2% |
P
S
|
1,604,630 | $34,692,101 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
JBTM
JBT MAREL CORPO...
|
Industrials | 0.89% | 0.96% |
#35
3
Prev: #32
|
0.9 |
—
|
-26,692 | -9.2% |
P
S
|
262,142 | $33,520,098 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MDGL
MADRIGAL PHARMA...
|
Healthcare | 0.87% | 1.06% |
#36
8
Prev: #28
|
0.3 |
—
|
-20,183 | -24.4% |
P
S
|
62,441 | $32,685,990 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
LSCC
LATTICE SEMICON...
|
Technology | 0.86% | 0.59% |
#37
16
Prev: #53
|
0.8 |
—
|
-14,546 | -4.0% |
P
S
|
347,982 | $32,278,810 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
EEFT
EURONET WORLDWI...
|
Technology | 0.85% | 0.97% |
#38
7
Prev: #31
|
0.8 |
—
|
-96,460 | -16.7% |
P
S
|
482,461 | $32,020,937 | 2014 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MGM
MGM RESORTS INT...
|
Consumer Cyclical | 0.84% | 1.16% |
#39
17
Prev: #22
|
0.3 |
—
|
-596,900 | -41.2% |
P
S
|
851,801 | $31,525,155 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
DFTX
DEFINIUM THERAP...
|
Healthcare | 0.80% | — |
#40
Prev: #—
|
3.8 |
—
|
1,594,717 | — |
NEW
|
1,594,717 | $30,140,151 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
WT
WISDOMTREE INC
|
Financial Services | 0.79% | 0.65% |
#41
5
Prev: #46
|
0.8 |
—
|
-363,808 | -15.1% |
P
S
|
2,043,930 | $29,759,621 | 2014 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
KVYO
KLAVIYO INC
|
Technology | 0.77% | 0.58% |
#42
12
Prev: #54
|
3.3 |
—
|
672,876 | 82.5% |
P
S
|
1,488,481 | $28,965,840 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
CERT
CERTARA INC
|
Healthcare | 0.70% | 1.06% |
#43
17
Prev: #26
|
0.8 |
—
|
-892,992 | -16.3% |
P
S
|
4,592,707 | $26,178,430 | 2020 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
USLM
UNITED STS LIME...
|
Basic Materials | 0.69% | 0.51% |
#44
17
Prev: #61
|
0.8 |
—
|
7,219 | 3.7% |
P
S
|
199,855 | $26,103,062 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
LGN
LEGENCE CORP
|
Industrials | 0.69% | 0.48% |
#45
19
Prev: #64
|
0.8 |
—
|
-48,893 | -9.6% |
P
S
|
461,480 | $26,055,161 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
FAF
FIRST AMERN FIN...
|
Financial Services | 0.66% | 0.61% |
#46
3
Prev: #49
|
0.8 |
—
|
-34,008 | -7.6% |
P
S
|
413,586 | $24,935,100 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
SGI
SOMNIGROUP INTE...
|
Consumer Cyclical | 0.66% | 0.43% |
#47
22
Prev: #69
|
3.3 |
—
|
120,438 | 55.5% |
P
S
|
337,284 | $24,932,033 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
ENTG
ENTEGRIS INC
|
Technology | 0.65% | 0.43% |
#48
19
Prev: #67
|
0.8 |
—
|
-24,487 | -10.5% |
P
S
|
209,125 | $24,517,815 | 2025 Q3 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
MMSI
MERIT MED SYS I...
|
Healthcare | 0.64% | 0.89% |
#49
11
Prev: #38
|
0.3 |
—
|
-108,795 | -23.8% |
P
S
|
348,637 | $24,031,548 | 2013 Q4 | 13F Filing | 2026-03-31 | 2026-05-15 | |||
|
TNET
TRINET GROUP IN...
|
Industrials | 0.63% | 0.90% |
#50
14
Prev: #36
|
0.8 |
—
|
-40,417 | -5.9% |
P
S
|
649,180 | $23,649,627 | 2014 Q2 | 13F Filing | 2026-03-31 | 2026-05-15 |
Showing 1-50 of 331 holdings