Semrush Holdings, Inc.
US ˙ NYSE ˙ US81686C1045
DETTE SYMBOL ER IKKE LÆNGERE AKTIVT

SecuritySEMR / Semrush Holdings, Inc.
InstitutionMorgan Stanley
Latest Disclosed Ownership1,724,371 shares
Latest Disclosed Value $ 20,588,989
Morgan Stanley reports 277.00% increase in ownership of SEMR / Semrush Holdings, Inc.

On May 15, 2026 - Morgan Stanley filed a 13F-HR form disclosing ownership of 1,724,371 shares of Semrush Holdings, Inc. (US:SEMR) valued at $20,588,990 USD as of March 31, 2026. The entity filed a previous 13F-HR/A on May 27, 2026 disclosing 457,389 shares of Semrush Holdings, Inc.. This represents a change in shares of 277.00% during the quarter. The current value of the position is $0 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 SEMRUSH HLDGS CL A COM 81686C104 1,724,371 1,266,982 277.00 20,589 278.60 0.0012
2026-05-27 2025-12-31 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 457,389 -1,616,956 -77.95 5,438 -62.97 0.0003
2026-02-13 2025-12-31 13F SEMRUSH HLDGS CL A COM 81686C104 457,389 -1,616,956 5,438
2026-05-27 2025-09-30 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 2,074,345 869,491 72.17 14,686 34.70 0.0009
2025-11-14 2025-09-30 13F SEMRUSH HLDGS CL A COM 81686C104 2,074,345 869,491 14,686 0.0009
2025-08-15 2025-06-30 13F SEMRUSH HLDGS CL A COM 81686C104 1,204,854 424,937 54.48 10,904 49.85 0.0007
2025-05-15 2025-03-31 13F SEMRUSH HLDGS CL A COM 81686C104 779,917 276,371 54.88 7,277 21.63 0.0005
2025-05-15 2024-12-31 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 503,546 54,166 12.05 5,982 -15.26 0.0004
2025-02-14 2024-12-31 13F SEMRUSH HLDGS CL A COM 81686C104 503,546 54,166 5,982 0.0004
2025-05-14 2024-09-30 13F/A-2 SEMRUSH HLDGS CL A COM 81686C104 449,380 109,471 32.21 7,060 55.11 0.0005
2025-02-14 2024-09-30 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 449,380 109,471 7,060 0.0005
2024-11-14 2024-09-30 13F SEMRUSH HLDGS CL A COM 81686C104 449,380 109,471 7,060 0.0005
2025-05-14 2024-06-30 13F/A-2 SEMRUSH HLDGS CL A COM 81686C104 339,909 85,455 33.58 4,551 34.88 0.0004
2024-10-17 2024-06-30 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 339,909 85,455 4,551 0.0004
2024-08-14 2024-06-30 13F SEMRUSH HLDGS CL A COM 81686C104 339,909 85,455 4,551 0.0004
2024-10-17 2024-03-31 13F/A-2 SEMRUSH HLDGS CL A COM 81686C104 254,454 -438,143 -63.26 3,374 -64.33 0.0003
2024-08-16 2024-03-31 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 254,454 -438,143 3,374 0.0000
2024-05-15 2024-03-31 13F SEMRUSH HLDGS CL A COM 81686C104 254,454 -438,143 3,374 0.0003
2024-08-16 2023-12-31 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 692,597 327,266 89.58 9,461 204.67 0.0008
2024-02-13 2023-12-31 13F SEMRUSH HLDGS CL A COM 81686C104 692,597 327,266 9,461 0.0008
2023-11-15 2023-09-30 13F SEMRUSH HLDGS CL A COM 81686C104 365,331 35,429 10.74 3,105 -1.65 0.0003
2023-08-14 2023-06-30 13F SEMRUSH HLDGS CL A COM 81686C104 329,902 -504,916 -60.48 3,157 -62.37 0.0003
2023-05-15 2023-03-31 13F SEMRUSH HLDGS CL A COM 81686C104 834,818 -39,574 -4.53 8,390 17.87 0.0009
2023-02-14 2022-12-31 13F SEMRUSH HLDGS CL A COM 81686C104 874,392 84,988 10.77 7,118 -19.58 0.0008
2022-11-14 2022-09-30 13F SEMRUSH HLDGS CL A COM 81686C104 789,404 -34,723 -4.21 8,850 -16.95 0.0012
2022-10-27 2022-06-30 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 824,127 -656,857 -44.35 10,656 -39.74 0.0014
2022-08-15 2022-06-30 13F SEMRUSH HLDGS CL A COM 81686C104 824,127 -656,857 10,656 0.0014
2022-10-27 2022-03-31 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 1,480,984 33,566 2.32 17,682 -41.41 0.0024
2022-05-13 2022-03-31 13F SEMRUSH HLDGS CL A COM 81686C104 1,480,984 33,566 17,682 0.0024
2022-02-14 2021-12-31 13F SEMRUSH HLDGS CL A COM 81686C104 1,447,418 933,746 181.78 30,179 154.78 0.0037
2021-11-15 2021-09-30 13F SEMRUSH HLDGS CL A COM 81686C104 513,672 502,059 4,323.25 11,845 4,336.33 0.0016
2021-08-23 2021-06-30 13F/A-1 SEMRUSH HLDGS CL A COM 81686C104 11,613 11,613 267 0.0000
2021-08-16 2021-06-30 13F SEMRUSH HLDGS CL A COM 81686C104 11,613 11,613 267 0.0000
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.