STERIS plc
US ˙ NYSE

SecuritySTE / STERIS plc
InstitutionArrowMark Colorado Holdings LLC
Latest Disclosed Ownership164,192 shares
Latest Disclosed Value $ 36,307,777
ArrowMark Colorado Holdings LLC reports 13.28% decrease in ownership of STE / STERIS plc

On May 15, 2026 - ArrowMark Colorado Holdings LLC filed a 13F-HR form disclosing ownership of 164,192 shares of STERIS plc (US:STE) valued at $36,307,777 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 189,333 shares of STERIS plc. This represents a change in shares of -13.28% during the quarter. The current value of the position is $34,866,171 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F STERIS SHS USD G8473T100 164,192 -25,141 -13.28 36,308 -24.36 0.9650
2026-02-17 2025-12-31 13F STERIS SHS USD G8473T100 189,333 -115,962 -37.98 48,000 -36.46 1.0562
2025-11-14 2025-09-30 13F STERIS SHS USD G8473T100 305,295 -4,071 -1.32 75,542 1.65 1.4029
2025-08-14 2025-06-30 13F STERIS SHS USD G8473T100 309,366 -125,891 -28.92 74,316 -24.67 1.3383
2025-05-15 2025-03-31 13F STERIS SHS USD G8473T100 435,257 -223,450 -33.92 98,651 -27.14 1.5976
2025-02-14 2024-12-31 13F STERIS SHS USD G8473T100 658,707 -3,626 -0.55 135,404 -15.71 1.8210
2024-11-14 2024-09-30 13F STERIS SHS USD G8473T100 662,333 -102,560 -13.41 160,642 -4.34 2.0576
2024-08-14 2024-06-30 13F STERIS SHS USD G8473T100 764,893 -104,003 -11.97 167,925 -14.04 2.0024
2024-05-15 2024-03-31 13F STERIS SHS USD G8473T100 868,896 -16,605 -1.88 195,345 0.34 2.1936
2024-02-14 2023-12-31 13F STERIS SHS USD G8473T100 885,501 154,787 21.18 194,677 21.42 2.1488
2023-11-14 2023-09-30 13F STERIS SHS USD G8473T100 730,714 -248,308 -25.36 160,333 -27.21 1.9509
2023-08-14 2023-06-30 13F STERIS SHS USD G8473T100 979,022 -84,868 -7.98 220,260 8.24 2.4172
2023-05-15 2023-03-31 13F STERIS SHS USD G8473T100 1,063,890 318,888 42.80 203,501 47.90 2.3124
2023-02-14 2022-12-31 13F STERIS SHS USD G8473T100 745,002 -248,986 -25.05 137,594 -16.75 1.6425
2022-11-14 2022-09-30 13F STERIS SHS USD G8473T100 993,988 97,673 10.90 165,280 -10.55 2.0271
2022-08-15 2022-06-30 13F STERIS SHS USD G8473T100 896,315 -83,691 -8.54 184,775 -22.01 2.1143
2022-05-16 2022-03-31 13F STERIS SHS USD G8473T100 980,006 -253,950 -20.58 236,936 -21.12 2.0730
2022-02-14 2021-12-31 13F STERIS SHS USD G8473T100 1,233,956 -81,205 -6.17 300,357 11.80 2.4078
2021-11-15 2021-09-30 13F STERIS SHS USD G8473T100 1,315,161 -7,845 -0.59 268,661 -1.57 2.1175
2021-08-16 2021-06-30 13F STERIS SHS USD G8473T100 1,323,006 -3,714 -0.28 272,936 8.00 2.0544
2021-05-17 2021-03-31 13F STERIS SHS USD G8473T100 1,326,720 230,795 21.06 252,714 21.66 1.8897
2021-02-16 2020-12-31 13F STERIS SHS USD G8473T100 1,095,925 81,585 8.04 207,722 16.23 1.6096
2020-11-16 2020-09-30 13F STERIS SHS USD G8473T100 1,014,340 -144,676 -12.48 178,717 0.49 1.7039
2020-08-14 2020-06-30 13F STERIS SHS USD G8473T100 1,159,016 101,959 9.65 177,839 20.20 1.8520
2020-05-15 2020-03-31 13F STERIS SHS USD G8473T100 1,057,057 92,839 9.63 147,956 0.67 1.9426
2020-02-14 2019-12-31 13F STERIS SHS USD G8473T100 964,218 104,202 12.12 146,966 18.27 1.3069
2019-11-14 2019-09-30 13F STERIS SHS USD G8473T100 860,016 -2,486 -0.29 124,264 -3.23 1.2399
2019-08-14 2019-06-30 13F STERIS SHS USD G8473T100 862,502 -124,306 -12.60 128,409 1.64 1.2344
2019-05-15 2019-03-31 13F STERIS SHS USD G8473T100 986,808 81,713 9.03 126,341 30.64 1.1907
2019-02-14 2018-12-31 13F STERIS SHS USD G84720104 905,095 -51,308 -5.36 96,709 -11.61 1.0153
2018-11-14 2018-09-30 13F STERIS SHS USD G84720104 956,403 -47,013 -4.69 109,413 3.84 0.9160
2018-08-14 2018-06-30 13F STERIS SHS USD G84720104 1,003,416 -59,629 -5.61 105,369 6.17 0.9670
2018-05-15 2018-03-31 13F STERIS SHS USD G84720104 1,063,045 -424,331 -28.53 99,246 -23.72 0.9918
2018-02-14 2017-12-31 13F STERIS SHS USD G84720104 1,487,376 11,742 0.80 130,101 -0.26 1.3173
2017-11-14 2017-09-30 13F STERIS SHS USD G84720104 1,475,634 41,113 2.87 130,446 11.58 1.4821
2017-08-14 2017-06-30 13F STERIS SHS USD G84720104 1,434,521 76,840 5.66 116,913 23.97 1.4477
2017-05-15 2017-03-31 13F STERIS SHS USD G84720104 1,357,681 291,574 27.35 94,305 31.26 1.2865
2017-02-14 2016-12-31 13F STERIS SHS USD G84720104 1,066,107 492,166 85.75 71,845 71.24 1.1351
2016-11-14 2016-09-30 13F STERIS SHS USD G84720104 573,941 573,941 41,955 0.7627
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.