C3.ai, Inc.
GB ˙ LSE ˙ US12468P1049
SecurityGB:0A5W / C3.ai, Inc.
InstitutionRenaissance Technologies Llc
ManagerJames Simons
Latest Disclosed Ownership110,900 shares
Latest Disclosed Value $ 933,778
Renaissance Technologies Llc ownership in 0A5W / C3.ai, Inc.

On May 14, 2026 - Renaissance Technologies Llc filed a 13F-HR form disclosing ownership of 110,900 shares of C3.ai, Inc. (GB:0A5W) valued at $933,778 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 12, 2026 disclosing 0 shares of C3.ai, Inc..

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)
2026-05-14 2026-03-31 13F C3 AI CL A 12468P104 110,900 110,900 934 0.0015
2026-02-12 2025-12-31 13F C3 AI CL A 12468P104 0 -980,600 -100.00 0 -100.00
2025-11-13 2025-09-30 13F C3 AI CL A 12468P104 980,600 172,600 21.36 17,004 -14.35 0.0224
2025-08-13 2025-06-30 13F C3 AI CL A 12468P104 808,000 -670,436 -45.35 19,853 -36.21 0.0264
2025-05-14 2025-03-31 13F C3 AI CL A 12468P104 1,478,436 760,205 105.84 31,121 25.85 0.0471
2025-02-13 2024-12-31 13F C3 AI CL A 12468P104 718,231 664,731 1,242.49 24,729 1,808.02 0.0366
2024-11-13 2024-09-30 13F C3 AI CL A 12468P104 53,500 53,500 1,296 0.0019
2024-05-13 2024-03-31 13F C3 AI CL A 12468P104 0 -210,900 -100.00 0 -100.00
2024-02-13 2023-12-31 13F C3 AI CL A 12468P104 210,900 146,600 227.99 6 500.00 0.0094
2023-11-14 2023-09-30 13F C3 AI CL A 12468P104 64,300 64,300 2 0.0028
2023-05-12 2023-03-31 13F C3 AI CL A 12468P104 0 -1,286,600 -100.00 0 -100.00
2023-02-13 2022-12-31 13F C3 AI CL A 12468P104 1,286,600 -1,677,100 -56.59 14 -99.96 0.0197
2022-11-14 2022-09-30 13F C3 AI CL A 12468P104 2,963,700 241,300 8.86 37,046 -25.48 0.0524
2022-08-12 2022-06-30 13F C3 AI CL A 12468P104 2,722,400 310,200 12.86 49,711 -9.22 0.0589
2022-05-13 2022-03-31 13F C3 AI CL A 12468P104 2,412,200 680,700 39.31 54,757 1.20 0.0643
2022-02-11 2021-12-31 13F C3 AI CL A 12468P104 1,731,500 1,141,700 193.57 54,109 97.98 0.0673
2021-11-12 2021-09-30 13F C3 AI CL A 12468P104 589,800 533,200 942.05 27,331 672.28 0.0353
2021-08-13 2021-06-30 13F C3 AI CL A 12468P104 56,600 56,600 3,539 0.0044
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.